CN103784175A - Electric stapler - Google Patents
Electric stapler Download PDFInfo
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- CN103784175A CN103784175A CN201210489108.2A CN201210489108A CN103784175A CN 103784175 A CN103784175 A CN 103784175A CN 201210489108 A CN201210489108 A CN 201210489108A CN 103784175 A CN103784175 A CN 103784175A
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- Prior art keywords
- ejector sleeve
- center
- groove
- driven
- ring
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
Abstract
The invention discloses an electric stapler comprising an osculating mechanism and a drive actuator. The drive actuator comprises a rear drive mechanism and a front actuator connected through a quick connection mechanism. The rear drive mechanism comprises a rear pipe, a rear push pipe, and a rear central rod; the rear push pipe is disposed inside the rear pipe and can be driven to screw back and forth; the rear central rod is disposed at the center of the rear push pipe and can be driven to screw back and forth. The front actuator comprises a front pipe, a front push pipe, and a front central rod; the front push pipe is disposed inside the front pipe and can be driven to screw back and forth; the front central rod is disposed inside the front push pipe and can be driven to screw back and forth. The quick connection mechanism comprises a sleeve, first grooves and ribs, and second grooves and ribs; the front and rear pipes are fixedly connected through the sleeve; the first grooves and ribs are arranged on opposing faces of the front and rear push pipes correspondingly; the second grooves and ribs are arranged on the opposing faces of the front and rear central rods correspondingly. The electric stapler is simple in structure and highly practicable, an osculating head can be changed fast, the rear of the stapler can be reused, and usage cost can be reduced.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of electronic anastomat.
Background technology
Medical stapler is that digestion living according to principles for self-cultivation is managed to a kind of medical apparatus and instruments often using when tissue is performed surgical operation, now conventional anastomat is manual operation in the operating process of physiological tissue being implemented to " closed, identical, cutting " entirely, conventionally manual operation complex steps, easily there is maloperation, or cause operative failure.In addition due to individual variation, when manual closing operation, closed degree, the closing time organized and implemented are easily produced inconsistently, when percussion operation, percussion force can differ greatly, thereby has reduced operation quality.
For overcoming manual deficiency, Chinese patent 201110109722.7 discloses a kind of electric anastomat for surgical department, comprise and there is nail supporting base, the driving device of the osculating portion of nail bin and actuator and driving actuator, described driving device is electric driver, and this electric driver is by power supply, panel and closed driver element, percussion driver element forms jointly, closed driver element is made up of closed motor and closed drive mechanism, the input of closed drive mechanism is connected with closed motor, the outfan of closed drive mechanism is connected with the actuator of osculating portion, percussion driver element forms by pulling the trigger motor and pulling the trigger drive mechanism, the input of percussion drive mechanism is connected with percussion motor, the outfan of percussion drive mechanism is connected with the actuator of osculating portion, closed motor is all connected with panel by wire with percussion motor, panel is connected with power supply by wire.
But two drive motors of above-mentioned employing, two drive mechanisms, complex forms is difficult for behaviour and does, in the time that needs are pulled the trigger osculating, need to press two buttons simultaneously, easily produce interlock or disturb, and safety control adopts manually, two cover drive motors can cause the increase of volume, cost simultaneously, are unfavorable for the marketization.
And existing anastomat mostly is disposable mechanism, cause use cost to increase the waste of material.
Summary of the invention
The object of the invention is for the technological deficiency existing in prior art, and a kind of control simple in structure electronic anastomat is easily provided.
For realizing the technical scheme that object of the present invention adopts be:
A kind of electronic anastomat, comprise osculating mechanism and drive actuator, described driving actuator comprises the rear end driving mechanism and the front end actuator that are connected by quick-connect machanism, and described rear end driving mechanism comprises rear body, be arranged on rear body inside is driven the rear ejector sleeve of precession forwards, backwards and be arranged on pusher tube hub place and driven rear center's bar of precession forwards, backwards; Described front end actuator comprises front body, be arranged on front body inside is driven the front ejector sleeve of precession forwards, backwards and is arranged on front ejector sleeve inside and driven the front center-pole of precession forwards, backwards; Described quick-connect machanism comprises the sleeve that front and rear tube can be fixedly connected with, and the groove before and after correspondence is formed on ejector sleeve opposite face and fin and correspondence are formed on groove and the fin on front-rear center bar opposite face.
Described front ejector sleeve front opening place is formed with inward flange, between inward flange or front body and front center-pole, be provided with the first spring that center-pole is held backward, between the inward flange of front body and front ejector sleeve, be provided with the second spring that front ejector sleeve is held backward simultaneously.
Described front center-pole and front ejector sleeve are respectively two sections by the two-part structure being connected of ring groove and pin.
Described sleeve two ends are formed with ring fin and ring groove structure accordingly with front body and rear body respectively.
Described rear end driving mechanism also comprises and is fixedly installed on the inner rear end of rear body and inside and outside wall forms respectively threaded transmission screwed pipe, is fixedly installed on the motor of the power cavity inside being fixedly connected with rear body afterbody, described rear ejector sleeve rear end and transmission screwed pipe external screw thread are connected with a joggle, described rear center's rod rear end and transmission screwed pipe female thread are connected with a joggle, and also comprise the clutch that can alternatively the output of described motor be passed to rear center's bar or rear ejector sleeve.
Described rear center's rod rear end is formed with cavity body structure and is formed with groove on this cavity body structure inwall; On the internal face of described rear ejector sleeve rear end, be formed with groove; Described clutch comprises the ring of stirring that the power transmission shaft that is connected by feather key with motor output shaft moves forward and backward with the driven power transmission shaft being fixedly connected with described power transmission shaft, described power transmission shaft front wall is formed with groove and rear end is optical axis, wherein the groove of the groove of power transmission shaft front end and rear center's bar and rear ejector sleeve matches, and can be connected with a joggle to transmit respectively rotation with it.
Be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise at least two sliding trays that are formed on symmetrically on power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket that ring mates of stirring, and described bayonet socket will be stirred ring and embeds wherein and can allow it to relatively rotate.
On described rear center's bar, be also fixedly installed feedback indicating arm, correspondingly on rear ejector sleeve, be formed with the opening that can allow described feedback indicating arm to move forward and backward, and on rear body, be provided with the feedback panel that transparent material is made.
Described osculating mechanism is linear type, bent-up end type, chamber mirror type or linear type ring cutting fitting mechanism.
Compared with prior art, the invention has the beneficial effects as follows:
Electronic anastomat of the present invention, simple and practical property is high, utilizes a motor to realize and regulates and percussion, cuts down finished cost, be convenient to control simultaneously, improve result of use, utilize motor percussion, the diversity of having avoided manual percussion to produce, increase feedback window, visual feedback is provided, improves chance of success, improve surgical effect.Fast changeable osculating head, can realize recycling of rear portion simultaneously, reduces use cost.
As preferred version, utilize moving forward and backward of clutch to realize transmission to center-pole and ejector sleeve, and utilize groove engaged transmission, groove transmission is effective, transmits meticulous controlledly, improves especially the fineness of product.
Accompanying drawing explanation
Figure 1 shows that the rear structure schematic diagram of the electronic anastomat of preferred embodiment of the present invention;
Figure 2 shows that the front portion structure schematic diagram of the electronic anastomat of preferred embodiment of the present invention;
Figure 3 shows that clutch configuration schematic diagram of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, electronic anastomat of the present invention, comprise osculating mechanism and drive actuator, described driving actuator comprises the rear end driving mechanism and the front end actuator that are connected by quick-connect machanism, and described rear end driving mechanism comprises rear body 20, be arranged on rear body 20 inside is driven the rear ejector sleeve 6 of precession forward and be arranged on rear ejector sleeve 6 centers and driven rear center's bar 5 of precession forwards, backwards; Described front end actuator comprises front body 29, be arranged on front body inside is driven the front ejector sleeve 60 of precession forwards, backwards and is arranged on front ejector sleeve inside and driven the front center-pole 50 of precession forwards, backwards; Described quick-connect machanism comprises the sleeve 80 that front and rear tube can be fixedly connected with, and the groove before and after correspondence is formed on ejector sleeve opposite face and fin and correspondence are formed on groove and the fin on front-rear center bar opposite face.That is, the present invention adopts rear end to drive and front end is carried out two-part structure, and when use, front end actuator is disposable, and rear end driving mechanism can repeatedly use, and reduces use cost, and, connected mode simple and stable.
Wherein, for rear end driving mechanism, can adopt motorized motions mode arbitrarily, only need to drive precession forward can realize the present invention's object rear ejector sleeve and rear center's bar.To be specifically described with most preferred embodiment of the present invention below.
The driving actuator described in most preferred embodiment of the present invention also comprise be fixedly installed on after the inner rear end of body and inside and outside wall form respectively threaded transmission screwed pipe 9, be fixedly installed on after the motor of body afterbody, wherein, described rear ejector sleeve 6 is arranged on rear body 20 inside and rear end and transmission screwed pipe external screw thread and is connected with a joggle, described rear center's bar 5 is arranged on rear ejector sleeve 6 inside and rear end and transmission screwed pipe female thread and is connected with a joggle, and also comprises the clutch 13 that can alternatively the output of described motor be passed to rear center's bar or rear ejector sleeve.
Wherein, specifically, described rear body is fastened and connected and is formed by the rear body of two cross section semicirculars in shape, and rear body is adopted to split-type structural, is convenient to internal components setting.It should be noted that, the front portion in the present invention, front end are all near osculating mechanism end, rear portion, rear end, afterbody be all to away from osculating mechanism near motor side.
Described transmission screwed pipe is arranged on rear body center regularly with respect to rear body, specifically, described transmission screwed pipe 9 by multiple outer ends and rear body be fixedly connected with inner with the chimeric locating dowel supporting and location being connected of body after transmission screwed pipe at rear body middle part, being provided with fluting in described rear ejector sleeve part corresponding with locating dowel affects to avoid that it is rotated to formation; Preferably, described transmission screwed pipe front end is located by the spacing preiection being fixedly connected with rear inboard wall of tube body and run through rear ejector sleeve, by transmission screwed pipe axial limiting and limit it and rotate, can effectively guarantee the transmission of rear center's bar and rear ejector sleeve.
Described rear center's rod rear end and transmission screwed pipe are spirally connected and pass transmission screwed pipe to approach clutch, simultaneously for ease of with driven by clutches, described rear center's rod rear end is formed with cavity body structure and is formed with groove 14 on this cavity body structure inwall.
For ease of the position of the controlled reach of monitoring rear center's bar, on described rear center's bar, be also fixedly installed feedback indicating arm 8, correspondingly on rear ejector sleeve, be formed with the opening that can allow described feedback indicating arm to move forward and backward, and on rear body, be provided with the feedback panel 18 that transparent material is made, in described feedback panel, be provided with qualified Warning Mark, in showing feedback indicating arm position, can indicate whether to arrive correct position simultaneously.In the time carrying out chamber mirror anastomosis operation, can determine whether to excite completely, therefore can reduce danger.
Described rear ejector sleeve rear end and transmission screwed pipe are spirally connected and pass transmission screwed pipe to approach clutch, simultaneously for ease of transmission, on described rear ejector sleeve rear end internal face, be formed with ladder platform, and on the internal face of ladder platform, be formed with groove 15, it is pointed out that the internal diameter that the groove of described ladder platform and rear center bar afterbody is identical and corresponding is identical.
In described motor 10 and battery 11 are fixedly installed on control system 12 power cavity 17 being fixedly connected with rear body afterbody, motor is micro-step motor or the micro-step motor with decelerator, certainly also can directly adopt external power supply energy supply.The stepping that utilizes battery-powered to realize motor by control system is output as prior art, no longer launches to describe at this.On the housing of power cavity, be provided with two control knobs to control respectively the rotating of motor simultaneously, by the mechanical adjustment of clutch realize transmission switch and different control knobs is realized the rotating of motor, control simple and there will not be interlock phenomenon, more easily behaviour does.
As shown in Figure 3, clutch 13 of the present invention comprise power transmission shaft 131 with coaxially arrange and be fixedly connected with described power transmission shaft 131 stir ring 132, described power transmission shaft is connected by feather key with motor output shaft, and it allows the relative motor output shaft of power transmission shaft that predetermined moving axially and the uninterruptedly transmission output to power transmission shaft occurs.Wherein said power transmission shaft front wall is formed with groove and rear end is optical axis, and wherein the groove of the groove of power transmission shaft front end and rear center's bar and rear ejector sleeve matches, and can be connected with a joggle to transmit respectively rotation with it.
Move axially for stirring the described ring front and back of stirring the transmission switching that then realizes power transmission shaft and rear center's bar or rear ejector sleeve, be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise two sliding trays that are formed on symmetrically on power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe 16 that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket that ring mates of stirring, described bayonet socket will be stirred ring and embeds wherein and can allow it to relatively rotate, because stir ring, rear center's bar and rear ejector sleeve are arranged on same axis, stir sliding shoe by front and back and can realize the groove of power transmission shaft front end and the groove engaged transmission of rear center's bar or the groove engaged transmission with rear ejector sleeve, realize transmission and switch to realize a motor adjusting, pull the trigger two kinds and use output condition.
Further, for improving its operability, be provided with ring groove on described power cavity housing, the corresponding annular adjustable ring arranging links together described sliding shoe simultaneously, and push-and-pull adjustable ring can be with dynamic clutch to move forward and backward, and further improves and uses impression.
Further, for improving the stability of rear center's bar transmission, prevent that it from causing transmission performance not good because length is long, on described rear inboard wall of tube body, be inwardly formed with highlightedly many group brace tables, described brace table runs through the through hole of rear ejector sleeve and contacts with rear center bar, to its supporting and location to improve its stability.
Described front end actuator comprises front body 29, be arranged on front body inside is driven the front ejector sleeve 60 of precession forward and is arranged on front ejector sleeve inside and driven the front center-pole 50 of precession forwards, backwards; For improving the stability of front center-pole transmission, prevent that it from causing transmission performance not good because length is long, on described front inboard wall of tube body, be inwardly formed with highlightedly many group brace tables, described brace table runs through the through hole of front ejector sleeve and contacts with front center-pole, to improve its stability, make its setting placed in the middle also be convenient to the bar transmission with rear center to its supporting and location simultaneously.Meanwhile, front body is similar to rear body, is also that two semicircle clampings form, and specifically no longer describes.
For improving the pressure of front center-pole and rear center's bar joint end, described front ejector sleeve front opening place is formed with inward flange 51, between inward flange or body and front center-pole, be provided with the first spring 52 that center-pole is held backward, specifically, the first described spring 52 is positioned at the application point of front center-pole the ladder platform being formed on front center-pole, the first described spring holds front center-pole backward, can effectively guarantee the stability of front-rear center bar transmission.
For improving the pressure of front ejector sleeve and rear ejector sleeve joint end, between the inward flange of front body and front ejector sleeve, be provided with the second spring 53 that front ejector sleeve is held backward.The second described spring holds front ejector sleeve bar backward, the stability of ejector sleeve transmission before and after can effectively guaranteeing.
Described quick-connect machanism comprises the sleeve 80 that front and rear tube can be fixedly connected with, and the groove before and after correspondence is formed on ejector sleeve opposite face and fin and correspondence are formed on groove and the fin on front-rear center bar opposite face.Described fin and groove can adopt the shape such as yi word pattern or decussate texture of coupling, utilize the chimeric fixing of groove and fin can be by front-rear center bar or front and back ejector sleeve interlock, and the rotation of motor can be finally passed to foremost.
For ease of the quick connection of front end actuator and rear end driving mechanism, described sleeve two ends are formed with ring fin and ring groove structure accordingly with front body and rear body respectively, and the socket connection of ring fin and ring groove has greatly facilitated mounting means.Especially in the time that front and rear tube, front-rear center bar and front and back ejector sleeve diameter are consistent, more can highlight its quick connectivity.
Described osculating mechanism can adopt arbitrary form, as linear type, bent-up end type, chamber mirror type, describes below as an example of linear type ring cutting fitting mechanism example.
Described osculating mechanism comprises nail supporting base and ejector pin assembly, the connecting rod that described ejector pin assembly comprises nail pushing plate and is integrally formed with described nail pushing plate, described connecting rod rearward end can be inserted front ejector sleeve leading section matchingly, and described connecting rod rearward end is formed with ring groove, the pin that runs through rear ejector sleeve can be in transmission connection rear ejector sleeve and connecting rod, is provided with accordingly the guiding rib and the guide groove structure that prevent connecting rod rotation between the described connecting rod body of rod and front body simultaneously.The connecting rod that described nail supporting base comprises hemispherical pedestal and is integrally formed with described pedestal, be formed with the cavity that can allow described connecting rod end to insert at described center-pole front end, be formed with ring groove in described connecting rod end simultaneously, the pin that utilization runs through center-pole can be realized the transmission of center-pole and nail supporting base, between the connecting rod of nail supporting base and cylindrical shell or ejector sleeve, is provided with guiding rib or lead and guide groove structure.
In use, first be adjusted to titanium staple height by the motor 10 being fixed among power cavity 17, when adjusting, sliding shoe 16 is pulled to sliding tray front portion, thereby being engaged, the groove of clutch 13 connected with motor 10 and the groove of center-pole 14 drive center-pole 5 to rotate, center-pole 5 engages with drive screw 9 female threads, and the precessional motion forward that the rotation of motor 10 is converted into center-pole drives nail supporting base to move forward then.The feedback indicating arm 8 being arranged on center-pole feeds back to the feedback panel 18 being arranged on body, described feedback panel provides distance feedback that whether suitable feedback is provided again, specifically, in feedback panel, be provided with scale and red area and green area, in the time of pointed red area, titanium nail can not excite completely, green area can excite completely, can make altitude mixture control more directly perceived, accurate by feedback panel.
Need to pull the trigger time, sliding shoe 16 is pulled to sliding tray rear portion, now the clutch 13 connected with motor 10 engages with the groove 15 that is arranged on ejector sleeve 6 ends, thereby drive ejector sleeve 6 to rotate, ejector sleeve 6 engages with drive screw 9 external screw threads, the rotation of ejector sleeve is converted into precession forward and then drives ejector pin assembly to move forward.Ejector pin assembly travels forward and first promotes endless knife 3 and travel forward and realize tissue cutting, after promote again nail bin 2 and travel forward, and then realize percussion and sew up.Exit process contrary with above-mentioned steps, specifically no longer describe.
It is pointed out that adjustable range and percussion distance are all relative little, only have several millimeters, on ejector sleeve, offer compared with large hole and can allow described brace table and spacing preiection to wear many and not affect relative motion between the two.The width that simultaneously suitably increases each groove can avoid transmission to disconnect.
Bent-up end type and linear type circumcision stapler structural similarity, for the fitting mechanism of linear anastomat, because some is different for its action and linear type circumcision stapler, specifically, the osculating mechanism of linear anastomat comprises nail supporting base, nail bin and linear cutter and ejector pin assembly, described ejector pin assembly comprises can promote the nail pushing plate that nail bin and cutter advance forward and connecting rod or the connecting cylinder being integrally formed with described nail pushing plate, described connecting rod or connecting cylinder rearward end can be inserted front ejector sleeve leading section matchingly, and be formed with ring groove in described connecting rod or connecting cylinder rearward end outside wall surface, the pin that runs through front ejector sleeve can be in transmission connection front ejector sleeve and connecting rod or connecting cylinder, between described connecting rod or connecting cylinder lateral wall and front body, be provided with accordingly the guiding rib and the guide groove structure that prevent connecting rod rotation simultaneously.Utilize ring groove and pin to realize transmission, can realize front ejector sleeve in conjunction with the guiding of guiding rib groove and drive ejector pin assembly to move forward and backward.
The nail supporting base of described linear anastomat comprises to nail-plate and linking arm, described linking arm end is formed with vertical with it transmission arm, described transmission arm end is formed with contiguous block, on described front center-pole, being formed with can be by described contiguous block embedding containing the spiral groove in it, transmission arm run through the through hole being formed on front body and front ejector sleeve and the contiguous block of end is embedded before in groove on the center-pole body of rod.For improving coordinating of contiguous block and groove, can adopt T-slot structure, can effective means contiguous block taking off groove affect transmission.
Further, for the nail supporting base of linear anastomat is kept to relative with front body fixing, utilize retaining ring is included in linking arm with front body together with, described retaining ring is two semi-circulars that are fixedly connected with, its by linking arm together with front body relative limit, meanwhile, for guiding nail supporting base moves forward and backward, between linking arm and front body or retaining ring, be provided with accordingly the guiding rib and the guide groove structure that prevent linking arm rotation.That is, utilize the slip of contiguous block in spiral groove to realize transmission, and utilize the guiding of guiding rib groove can realize and will before and after nail supporting base, drive.
And for electronic chamber mirror anastomat, because it does not have ejector sleeve structure, only need the precession of center-pole can realize whole actions, specifically, the osculating mechanism of electronic chamber mirror anastomat comprises board-type nail supporting base 1, the vertical cut cutter 3 that nail bin 2 and upper and lower two ends are slidably connected respectively at nail bin and nail supporting base, and described nail supporting base is fixedly connected with front body, described nail bin and front body are hinged, and described vertical cut cutter rear portion and front center-pole can be in transmission connection.
Wherein, the front end bottom of vertical cut cutter is formed with the slide block corresponding with being arranged on T shape chute on nail supporting base, simultaneously, the upper front end of vertical cut cutter is formed with the guide pillar corresponding with chute on nail bin, when vertical cut cutter is subject to drive while moving forward, because slide block can only be moved forward along T shape chute by T shape chute is spacing, can the further distance of nail bin and nail supporting base of the effect of guide pillar and chute, along with vertical cut cutter is advanced and is cut and organized, nail bin and nail supporting base near having synchronizeed stitching.When sewing up when complete exiting, along with retreating of vertical cut cutter is aided with the elastic reset of nail bin, nail bin progressively separates with nail supporting base, herein similarly to the prior art, does not repeat them here.
Wherein, as further improvement, for avoiding osculating mechanism and front center-pole and front ejector sleeve junction structure to arrange too much, described front center-pole and front ejector sleeve are respectively two-part structure, two sections adopt the fit system of ring groove and pin to be connected, and transmission and guide frame are divided and be arranged, and front end is fixedly connected with corresponding component respectively like this, avoid front-end architecture too fat to move, improve space availability ratio and running stability.The connected mode of two sections is similar with pin fit system to above-mentioned ring groove, no longer describes at this.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. an electronic anastomat, comprises osculating mechanism and drives actuator, it is characterized in that, described driving actuator comprises the rear end driving mechanism and the front end actuator that are connected by quick-connect machanism,
Described rear end driving mechanism comprises rear body, be arranged on rear body inside is driven the rear ejector sleeve of precession forwards, backwards and is arranged on pusher tube hub place and driven rear center's bar of precession forwards, backwards;
Described front end actuator comprises front body, be arranged on front body inside is driven the front ejector sleeve of precession forwards, backwards and is arranged on front ejector sleeve inside and driven the front center-pole of precession forwards, backwards;
Described quick-connect machanism comprises the sleeve that front and rear tube can be fixedly connected with, and the groove before and after correspondence is formed on ejector sleeve opposite face and fin and correspondence are formed on groove and the fin on front-rear center bar opposite face.
2. electronic anastomat as claimed in claim 1, it is characterized in that, described front ejector sleeve front opening place is formed with inward flange, between inward flange or front body and front center-pole, be provided with the first spring that center-pole is held backward, between the inward flange of front body and front ejector sleeve, be provided with the second spring that front ejector sleeve is held backward simultaneously.
3. electronic anastomat as claimed in claim 2, is characterized in that, described front center-pole and front ejector sleeve are respectively two sections by the two-part structure being connected of ring groove and pin.
4. electronic anastomat as claimed in claim 3, is characterized in that, described sleeve two ends are formed with ring fin and ring groove structure accordingly with front body and rear body respectively.
5. the electronic anastomat as described in claim 1-4 any one, it is characterized in that, described rear end driving mechanism also comprises and is fixedly installed on the inner rear end of rear body and inside and outside wall forms respectively threaded transmission screwed pipe, is fixedly installed on the motor of the power cavity inside being fixedly connected with rear body afterbody, described rear ejector sleeve rear end and transmission screwed pipe external screw thread are connected with a joggle, described rear center's rod rear end and transmission screwed pipe female thread are connected with a joggle, and also comprise the clutch that can alternatively the output of described motor be passed to rear center's bar or rear ejector sleeve.
6. electronic anastomat as claimed in claim 5, is characterized in that, described rear center's rod rear end is formed with cavity body structure and is formed with groove on this cavity body structure inwall; On the internal face of described rear ejector sleeve rear end, be formed with groove; Described clutch comprises the ring of stirring that the power transmission shaft that is connected by feather key with motor output shaft moves forward and backward with the driven power transmission shaft being fixedly connected with described power transmission shaft, described power transmission shaft front wall is formed with groove and rear end is optical axis, wherein the groove of the groove of power transmission shaft front end and rear center's bar and rear ejector sleeve matches, and can be connected with a joggle to transmit respectively rotation with it.
7. electronic anastomat as claimed in claim 6, it is characterized in that, be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise at least two sliding trays that are formed on symmetrically on power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket that ring mates of stirring, and described bayonet socket will be stirred ring and embeds wherein and can allow it to relatively rotate.
8. electronic anastomat as claimed in claim 5, it is characterized in that, on described rear center's bar, be also fixedly installed feedback indicating arm, correspondingly on rear ejector sleeve, be formed with the opening that can allow described feedback indicating arm to move forward and backward, and on rear body, be provided with the feedback panel that transparent material is made.
9. electronic anastomat as claimed in claim 1, is characterized in that, described osculating mechanism is linear type, bent-up end type, chamber mirror type or linear type ring cutting fitting mechanism.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210489108.2A CN103784175B (en) | 2012-11-26 | 2012-11-26 | Electronic anastomat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210489108.2A CN103784175B (en) | 2012-11-26 | 2012-11-26 | Electronic anastomat |
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| CN103784175A true CN103784175A (en) | 2014-05-14 |
| CN103784175B CN103784175B (en) | 2015-09-16 |
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| CN201210489108.2A Active CN103784175B (en) | 2012-11-26 | 2012-11-26 | Electronic anastomat |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105395232A (en) * | 2015-12-22 | 2016-03-16 | 苏州英途康医疗科技有限公司 | Electric anastomotic device |
| CN105455864A (en) * | 2014-09-05 | 2016-04-06 | 瑞奇外科器械(中国)有限公司 | Driving device of surgical operating instrument and surgical operating instrument |
| CN105496488A (en) * | 2016-02-03 | 2016-04-20 | 苏州英途康医疗科技有限公司 | Electric anastomat |
| CN106333720A (en) * | 2016-10-14 | 2017-01-18 | 苏州英途康医疗科技有限公司 | Intelligent abdomen microscope anastomat |
| CN106580381A (en) * | 2015-10-19 | 2017-04-26 | 俞晓立 | Surgical stapler |
| CN106963455A (en) * | 2017-02-04 | 2017-07-21 | 芜湖商环科技有限公司 | A kind of electronic Foreskin loop cutter of eversion type |
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| CN105455864A (en) * | 2014-09-05 | 2016-04-06 | 瑞奇外科器械(中国)有限公司 | Driving device of surgical operating instrument and surgical operating instrument |
| CN106580381A (en) * | 2015-10-19 | 2017-04-26 | 俞晓立 | Surgical stapler |
| CN105395232A (en) * | 2015-12-22 | 2016-03-16 | 苏州英途康医疗科技有限公司 | Electric anastomotic device |
| CN105395232B (en) * | 2015-12-22 | 2019-02-15 | 苏州英途康医疗科技有限公司 | Electronic stapler |
| US10743879B2 (en) | 2015-12-22 | 2020-08-18 | Suzhou Intocare Medical Technology Co., Ltd. | Electric surgical stapler |
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| US10595865B2 (en) | 2016-02-03 | 2020-03-24 | Suzhou Intocare Medical Technology Co., Ltd. | Electric surgical stapler |
| CN106333720A (en) * | 2016-10-14 | 2017-01-18 | 苏州英途康医疗科技有限公司 | Intelligent abdomen microscope anastomat |
| CN106963455A (en) * | 2017-02-04 | 2017-07-21 | 芜湖商环科技有限公司 | A kind of electronic Foreskin loop cutter of eversion type |
| CN107041775A (en) * | 2017-02-04 | 2017-08-15 | 芜湖商环科技有限公司 | A kind of built-in electric Foreskin loop cutter |
| CN107041775B (en) * | 2017-02-04 | 2023-12-26 | 芜湖商环科技有限公司 | Built-in electric circumcision device |
| CN106963455B (en) * | 2017-02-04 | 2024-01-12 | 芜湖圣大医疗器械技术股份有限公司 | Everting type electric circumcision device |
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