CN102204835A - Nail cartridge and stapler adopting same - Google Patents
Nail cartridge and stapler adopting same Download PDFInfo
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- CN102204835A CN102204835A CN 201010212746 CN201010212746A CN102204835A CN 102204835 A CN102204835 A CN 102204835A CN 201010212746 CN201010212746 CN 201010212746 CN 201010212746 A CN201010212746 A CN 201010212746A CN 102204835 A CN102204835 A CN 102204835A
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- nail
- nail bin
- anastomat
- supporting base
- bin
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Abstract
The invention relates to a nail cartridge used for a stapler. The nail cartridge comprises a nail cartridge core 10, a nail pushing piece 12 and a nail cartridge case 13, wherein the nail cartridge core 10 is provided with a nail storage bin 11 which stores staples, and the nail cartridge is characterized in that the two ends of the cross section of the nail storage bin 11 are in a U-shaped curved transition structure. The invention further provides a stapler comprising the nail cartridge. By adopting the nail cartridge provided by the invention, the staples used for stapling can be vertically guided into the nail storage bin and can be vertically guided out from the nail storage bin in a stapling process, and the probability that a nail is correctly formed is greatly improved; besides, the two ends of the nail storage bin in the nail cartridge are in a U-shaped curved transition structure, the U-shaped curved transition structure can well wrap up the staples, the staples can be prevented from being loosened or inclined, and the staples can be prevented from falling off in a staple storing and conveying process.
Description
Technical field
The present invention relates to medical apparatus and instruments, more specifically, relate to a kind of nail bin and adopt the anastomat of this nail bin.
Background technology
Anastomat is the medical apparatus and instruments in the extensive use surgical operation, and in recent years, along with improving constantly of China's scientific and technological level, the design and fabrication technology of anastomat product has had very big progress.Anastomat obtains application more and more widely at various operating end ends such as esophagus, stomach, duodenum, colon, rectum, biliary tract, hemorrhoid, distolateral, side to side anastomosis, progressively replaces the manual suture.
Be well known that high-quality anastomosis is a decision surgical operation key of success; And the anastomosis success or not has close getting in touch with employed anastomat structure.The safety, ease for use and the stability that the success or not of anastomosis are had material coinciding machine are the keys that this class operation is carried out in success.
Medical anastomat generally comprises nail supporting base assembly, anastomotic component, percussion assembly, flexible handle, fixed handle, adjusting part, coupling assembling and transmission component etc.The also known disposable medical anastomat that has after the multiple improvement in the prior art.For example Chinese invention patent 200710107833.8 discloses a kind of disposable anastomat with automatic safety, in this anastomat, the flexible handle that is positioned at the rear portion is the voluntary insurance handle, and it is installed on the fixed handle by pivot pin, and this pivot pin is connected with back-moving spring.Adopt such setting, solved doctor's false touch handle in operation and pull the trigger out the problem of anastomosis staple unfavourably.Here introduce this patent as a reference in full.For example Chinese utility model patent 200820178201.0 discloses a kind of disposable anastomat of letting out the hole with wash with watercolours, the nail supporting base of this anastomat head is provided with one to three wash with watercolours and lets out the hole, thereby eliminated the excess pressure in the anastomotic stoma, having avoided anastomotic stoma to be risen splits, the effect that influence coincide is also avoided the harmful effect that human body postoperative organized renewing is caused simultaneously.Here introduce this patent as a reference in full.For example Chinese utility model patent 200920220138.7 discloses a kind of disposable hemorrhoid anastomat with transparent nail bin, the nail bin of this anastomat, pushing slice of nail and three parts of nail bin cover all adopt transparent material to make, and on the outer sleeve body of described nail bin cover, have the handle hole of an increasing, can make the operator clearly see the anastomotic stoma that enters the nevus anastomat whether fully of organizing of this excision, should not entering part whether get rid of, thereby guarantee that excision extension is accurately complete, performs the operation successfully.Here introduce this patent as a reference in full.
Usually, in the anastomat use, relate to clamping and treat fixed tissue, percussion seam nail, make the seam nail run through exerting pressure of grip tissue and stitch nail and fall into processes such as closure with respect to the nail geosynclinal concave of nail supporting base.In this process, require the seam nail can correctly be configured as the B font.But,, seam nail becomes B font or other shapes such as the C font of distortion if can not correctly being shaped, and it is hemorrhage and wither that anastomotic stoma easily takes place postoperative.At present, in the nail bin that routine is used, because the crooked radian at storage nail bin two ends is bigger, loosening or inclination appears in seam nail easily that be stored in the relatively large nail bin of such two ends subtended angle, after being subjected to percussion quilt derivation nail bin, can not fully vertically aim at the nail groove on the nail supporting base, therefore the correct probability that is shaped of seam nail is less, can bring post-operative complication so morely.
Summary of the invention
The objective of the invention is shortcoming, provide a kind of opposite joint to follow closely the anastomat that has the nail bin of position-limiting action and adopt this nail bin at above-mentioned prior art.
According to an aspect of the present invention, the invention provides a kind of nail bin that is used for anastomat, this nail bin comprises nail bin core, pushing slice of nail and nail bin cover, described nail bin core is provided with the storage nail bin of storage slots nail, it is characterized in that the two ends of the cross section of described storage nail bin are respectively U type arcuation transition structure.
This nail bin on the one hand according to the present invention, wherein, described nail bin core has one or more nail rows uniform on side direction.According to the number difference of the required seam nail of different anastomosis operations, can on the nail bin core, arrange a plurality of nail rows.
This nail bin on the one hand according to the present invention, wherein, the cross section of described nail bin core can be circle, polygon or arc.Correspondingly, according to the difformity of the cross section of nail bin core, the nail on the nail bin core can be arranged and be set to circle, polygon or arc.
This nail bin on the one hand according to the present invention, wherein, described nail bin core can further include cutter path.In one embodiment of the invention, described nail bin core has linearity or arc cutter path.
This nail bin on the one hand according to the present invention, wherein, described nail bin cover is provided with one or more holes of leading off.Describedly lead the hole off and can play the effect of eliminating excess pressure in the anastomotic stoma.
According to a further aspect in the invention, the invention provides a kind of anastomat that adopts above-mentioned nail bin.
This anastomat on the one hand according to the present invention with above-mentioned nail bin, wherein, this anastomat comprises anastomotic component, front end at described anastomotic component is provided with the nail supporting base assembly, rear end at described anastomotic component is provided with connection tube and fixed handle in turn, end at this fixed handle is provided with the adjusting part of pulling nail supporting base assembly and the firing handle of promotion anastomotic component work, is provided with the screw mandrel assembly that is connected adjusting part, firing handle, anastomotic component and nail supporting base assembly in the inside of described connection tube and described fixed handle.
This anastomat with above-mentioned nail bin on the one hand according to the present invention, wherein, described anastomotic component also comprises cutting tool, thereby finishes the operation of cutting off tissue in identical, the manually inconvenience of cutting again after having avoided coincideing at anastomat.
This anastomat with above-mentioned nail bin on the one hand according to the present invention, wherein, described cutting tool can be annular, linear or arc.
This anastomat with above-mentioned nail bin on the one hand according to the present invention, wherein, described nail supporting base assembly comprises nail supporting base and jump ring pipe.This jump ring pipe has been realized the flexible connection of nail supporting base and anastomotic component.
This anastomat with above-mentioned nail bin on the one hand according to the present invention, wherein, described nail supporting base is provided with one or more holes of leading off.Describedly lead the hole off and can play on the one hand the effect of eliminating excess pressure in the anastomotic stoma; On the other hand, these lead the effect that hanging wire can also be played in the hole off, make things convenient for the doctor in passing stomach tube or drainage tube to be imported the purpose position when withdrawing anastomotic stoma coincideing to finish.
This anastomat with above-mentioned nail bin on the one hand according to the present invention, wherein, the nail groove on the described nail supporting base can be followed closely groove for dumbbell shape.The bottom surface at this nail groove two ends (promptly two nail toes of seam nail are gone into the part of groove) is the spheroidal of depression, be dumbbell shape from the vertical view observation, when the seam nail is imported in this dumbbell sprig groove by percussion, because the nail groove bottom is a spheroidal, even the seam of slight inclination hammers into groove, also the upright position can be adjusted to well after stressed, the correct probability that is shaped of seam nail can be helped to improve like this.
Compared with prior art, nail bin opposite joint nail provided by the invention has position-limiting action, can make the vertical importing storage nail bin of seam nail of the usefulness of coincideing and can vertically derive the storage nail bin when identical, thereby improve the correct probability that is shaped of nail greatly; In addition, because the storage nail bin two ends in the nail bin core are U arcuation transition structure, this U arcuation transition structure can wrap well stitches nail, prevents to stitch and follows closely loosening or inclination, follows closely in the process of storage and transportation at seam, also can guarantee to stitch nail and can not come off.
Description of drawings
Fig. 1 is the structural representation according to anastomat of the present invention, and wherein nail bin cover and nail supporting base are provided with and lead the hole off.
Fig. 2 is the decomposing schematic representation according to nail bin of the present invention.
Fig. 3 (a) is the cross sectional representation according to circular nail bin core of the present invention, and Fig. 3 (b) is the cross sectional representation of single storage nail bin among Fig. 3 (a).
Fig. 4 is the cross sectional representation of the single storage nail bin on the nail bin core of prior art.
Fig. 5 is the sketch map according to the nail groove on the nail supporting base of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, describe in detail according to the specific embodiment of the present invention.It is pointed out that these accompanying drawings only are schematically, nor necessarily be drawn to scale, do not constitute qualification to protection scope of the present invention.In addition, what accompanying drawing was shown only is preferred implementation of the present invention, but the concrete structure that the present invention is not limited to show among the figure, but multiple modification can be arranged, this will carry out additional disclosure in the description related to the preferred embodiment hereinafter.
Fig. 1 shows the structural representation according to anastomat of the present invention.As shown in Figure 1, this anastomat comprises: adjusting part 1, firing handle 2, fixed handle 3, connection tube 4, anastomotic component 5, jump ring pipe 6, nail supporting base assembly 8.
In this anastomat, nail supporting base assembly 8 links to each other with anastomotic component 5 by jump ring pipe 6, is provided with the screw mandrel assembly (not shown) that is connected adjusting part 1, firing handle 2, nail supporting base assembly 8 and anastomotic component 5 in the inside of connection tube 4 and fixed handle 3.Wherein, nail supporting base assembly 8 comprises nail supporting base 7 and jump ring pipe 6, and a plurality of holes 9 of leading off can be set also on nail supporting base 7, under the preferable case, these numbers of leading the hole off are 5-20, and these lead the top that the hole is uniformly distributed in this nail supporting base 7 off, to eliminate the excess pressure that moment produces in the anastomotic stoma.
Fig. 2 is the decomposing schematic representation according to nail bin of the present invention.This nail bin comprises nail bin core 10, pushing slice of nail 12 and nail bin cover 13, and wherein nail bin cover 13 is separated with nail bin core 10, so that be clear that the internal structure of nail bin.From Fig. 2, can see, described nail bin core 10 is provided with the storage nail bin 11 of storage slots nail, pushing slice of nail 12 be positioned at storage nail bin 11 below, when the impetus of receiving from firing handle 2, pushing slice of nail 12 just can be finished the percussion process of seam nail with the seam nail that promotes to be stored in the nail bin 11.Wherein, nail bin cover 13 is provided with a plurality of holes 9 of leading off, and under the preferable case, these numbers of leading hole 9 off are 5-20, and these lead the outer surface that the hole is uniformly distributed in nail bin cover 13 off.Cooperate in the hole of leading off that is provided with on hole and the nail supporting base 7 of leading off that is distributed in the outer surface of nail bin cover 13, plays the effect of the excess pressure of moment generation in the elimination anastomotic stoma in anastomosis operation
Fig. 3 (a) is the cross sectional representation according to circular nail bin core of the present invention, and as can be seen, storage nail bin 11 is evenly arranged on side direction on the nail bin core ringwise from Fig. 3 (a).
Fig. 3 (b) shows the cross sectional representation of single storage nail bin among Fig. 3 (a) enlargedly, and dashed circle wherein represents to stitch the cross section of following closely when existing.As can be seen, the two ends of the cross section of storage nail bin are respectively U type arcuation transition structure from Fig. 3 (b).What Fig. 4 represented is the cross sectional representation of the single storage nail bin of prior art, and dashed circle wherein represents to stitch the sectional view of following closely when existing.The two ends of the cross section of storage nail bin are the circular arc syndeton with certain subtended angle in the prior art shown in Figure 4, and the existence of this subtended angle easily causes seam nail run-off the straight or loosening, even comes off.By being compared with the prior art, as can be seen, the U type arcuation transition structure that adopt at the two ends of the cross section of storage nail bin of the present invention, the effect that this structure opposite joint nail has accurate limiting, can make vertical importing of seam nail of the usefulness of coincideing store up nail bin and when identical, can vertically derive the storage nail bin, improve the probability of the correct shaping of seam nail; In addition, this U type arcuation transition structure can wrap the seam nail well, thereby can prevent to stitch nail run-off the straight or phenomenon loosening even that come off effectively.
Nail bin of the present invention can be cooperated with the nail groove on the known nail supporting base and be finished the operation that coincide.Under the preferable case, the bottom surface, two ends of nail groove on the described nail supporting base (promptly two nail lower limbs of seam nail are gone into the zone of groove) is the sphere of depression, as shown in Figure 5, whole nail groove is overlooked to observe and is dumbbell shape, when the seam nail is imported in the nail groove 14 by percussion, because the bottom surface of nail groove 14 is a spheroidal, therefore the nail lower limb that no matter stitches nail falls into any zone of the spheroidal bottom surface of nail groove 14, under the effect of the spheroidal bottom surface of following closely groove 14, the center of nail groove bottom can be adjusted to automatically after the nail lower limb is stressed, thereby the correct probability that is shaped of seam nail can be improved greatly.
Operational approach according to anastomat of the present invention below will roughly be described.
In operation process, the doctor at first takes out the anastomat that is equipped with according to nail bin of the present invention from aseptic package bag.Anastomat is put into the tissue that need coincide, when making the identical gap that reaches suitable between nail supporting base assembly 8 and the anastomotic component 5 by regulating adjusting part 1, press firing handle 2 then, so the seam nail that pushing slice of nail 12 moves forward under the effect of firing handle 2 and further promote in the storage nail bin 11 penetrates, the seam nail enters in the tissue to be coincide, and is closed into the B font under the effect of nail supporting base.
In the embodiment of the invention described above, the anastomat that is adopted is a tube type anastomat, and wherein nail supporting base and nail bin are annular.In another embodiment of the invention, anastomat can be linear anastomat, and wherein nail bin is linear, and the nail groove on nail supporting base and the nail supporting base is to be linear type; In another embodiment of the present invention, anastomat also can be the arc anastomosis device, and wherein nail bin is arcual, and the nail groove on nail supporting base and the nail supporting base can be arc.
In the embodiment of the invention described above, the process that adopts this anastomat to coincide has only been described, but in another embodiment of the invention, the anastomat that is adopted can comprise cutting tool further, as linear cutter or arc cutter, correspondingly, described nail bin can comprise cutter path, as linear or curved path, thereby adopt such anastomat can realize simultaneously coincideing and cutting.
The specific embodiment described herein only is that the present invention's spirit is illustrated.The technical staff of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute the described specific embodiment, and can be individually or adopt above-mentioned each feature in combination, do not depart from spirit of the present invention, do not exceed the appended claims restricted portion yet.
For example, in the embodiment shown, nail bin is included in the disposable surgical anastomat, but those of ordinary skills can expect is nail bin can be included in reusable any operation stitching device.Further, can in this disposable or reusable operation stitching device, interchangeable loading unit be set, for example nail bin or nail supporting base, this does not depart from protection scope of the present invention.
For example, the present invention does not have concrete restriction to the shape and the structure of pushing slice of nail 12, and what those of ordinary skills can expect is, pushing slice of nail 12 can adopt any suitable shape and structure, and this does not depart from protection scope of the present invention.
For example; in the embodiment shown; nail supporting base assembly 8 is connected with anastomotic component 5 by jump ring pipe 6; what but those of ordinary skills can expect is; can adopt other possible modes to make nail supporting base assembly 7 by being connected with anastomotic component 5, this does not depart from protection scope of the present invention.
For example; the present invention does not have concrete restriction to the material of making nail bin; described nail bin can adopt material well known in the art to make; what those of ordinary skills can expect is; described nail bin comprises that nail bin core 10, pushing slice of nail 12 and nail bin cover 13 all can adopt transparent material to make, and this does not depart from protection scope of the present invention.
Claims (12)
1. nail bin that is used for anastomat, this nail bin comprises nail bin core 10, pushing slice of nail 12 and nail bin cover 13, described nail bin core 10 is provided with the storage nail bin 11 of storage slots nail, it is characterized in that the two ends of the cross section of described storage nail bin 11 are respectively U type arcuation transition structure.
2. nail bin according to claim 1, wherein, described nail bin core 10 has one or more nail rows uniform on side direction.
3. nail bin according to claim 1, wherein, the cross section of described nail bin core 10 is circle, polygon or arc.
4. nail bin according to claim 1, wherein, described nail bin core 10 also comprises cutter path.
5. nail bin according to claim 1, wherein, described nail bin cover 13 is provided with one or more holes 9 of leading off.
6. anastomat, this anastomat comprises anastomotic component 5, it is characterized in that, described anastomotic component 5 comprises according to any described nail bin in the claim 1 to 5.
7. anastomat according to claim 6, wherein, front end at described anastomotic component 5 is provided with nail supporting base assembly 8, be provided with connection tube 4 and fixed handle 3 in turn at the rear portion of described anastomotic component 5, end at this fixed handle 3 is provided with the adjusting part 1 of pulling nail supporting base assembly 7 and promotes the firing handle 2 that anastomotic component 5 is worked, and is provided with the screw mandrel assembly that is connected adjusting part 1, firing handle 2, anastomotic component 5 and nail supporting base assembly 8 in the inside of described connection tube 4 and described fixed handle 3.
8. according to claim 6 or 7 described anastomats, wherein, described anastomotic component 5 also comprises cutting tool.
9. anastomat according to claim 8, wherein, annular, the linear or arc of being shaped as of described cutting tool.
10. anastomat according to claim 7, wherein, described nail supporting base assembly 8 comprises nail supporting base 7 and the jump ring pipe 6 that flexibly connects with the connecting portion of this nail supporting base assembly 8.
11. anastomat according to claim 10, wherein, described nail supporting base 7 is provided with one or more holes 9 of leading off.
12. anastomat according to claim 10, wherein, described nail supporting base 7 is provided with dumbbell sprig groove 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010212746 CN102204835A (en) | 2010-06-24 | 2010-06-24 | Nail cartridge and stapler adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010212746 CN102204835A (en) | 2010-06-24 | 2010-06-24 | Nail cartridge and stapler adopting same |
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| CN102204835A true CN102204835A (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010212746 Pending CN102204835A (en) | 2010-06-24 | 2010-06-24 | Nail cartridge and stapler adopting same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488540A (en) * | 2011-12-16 | 2012-06-13 | 北京中法派尔特医疗设备有限公司 | High-intensity absorbable stitching nail and nail bin component |
| CN102727272A (en) * | 2012-08-02 | 2012-10-17 | 常州中村自动化工程有限公司 | Automatic binding device used for stapler nail cartridge |
| CN102895011A (en) * | 2012-11-07 | 2013-01-30 | 北京中法派尔特医疗设备有限公司 | Staple bin assembly and stapler using same |
| WO2015010477A1 (en) * | 2013-07-24 | 2015-01-29 | 无锡市神康医疗器械设备有限公司 | Disposable circumcision circular stapler |
| CN112545598A (en) * | 2020-12-11 | 2021-03-26 | 蚌埠冠鑫达医疗科技有限公司 | Medical anastomat nail bin and anastomat thereof |
| WO2021083143A1 (en) * | 2019-10-28 | 2021-05-06 | 苏州英途康医疗科技有限公司 | Clip cartridge apparatus and surgical instrument |
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| JP2004089442A (en) * | 2002-08-30 | 2004-03-25 | Top:Kk | Surgical anastomotic device |
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| CN101675894A (en) * | 2008-09-18 | 2010-03-24 | 伊西康内外科公司 | Surgical stapling instrument with device for indcating when the instrument has cut through tissue |
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| US5452837A (en) * | 1994-01-21 | 1995-09-26 | Ethicon Endo-Surgery, Inc. | Surgical stapler with tissue gripping ridge |
| EP0875209A1 (en) * | 1997-04-04 | 1998-11-04 | Ethicon Endo-Surgery, Inc. | Electrosurgical hemostatic and stapling device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488540A (en) * | 2011-12-16 | 2012-06-13 | 北京中法派尔特医疗设备有限公司 | High-intensity absorbable stitching nail and nail bin component |
| CN102488540B (en) * | 2011-12-16 | 2013-12-04 | 北京中法派尔特医疗设备有限公司 | High-intensity absorbable stitching nail and nail bin component |
| CN102727272A (en) * | 2012-08-02 | 2012-10-17 | 常州中村自动化工程有限公司 | Automatic binding device used for stapler nail cartridge |
| CN102727272B (en) * | 2012-08-02 | 2014-08-27 | 常州中村自动化工程有限公司 | Automatic binding device used for stapler nail cartridge |
| CN102895011A (en) * | 2012-11-07 | 2013-01-30 | 北京中法派尔特医疗设备有限公司 | Staple bin assembly and stapler using same |
| CN102895011B (en) * | 2012-11-07 | 2014-12-03 | 北京中法派尔特医疗设备有限公司 | Staple bin assembly and stapler using same |
| WO2015010477A1 (en) * | 2013-07-24 | 2015-01-29 | 无锡市神康医疗器械设备有限公司 | Disposable circumcision circular stapler |
| WO2021083143A1 (en) * | 2019-10-28 | 2021-05-06 | 苏州英途康医疗科技有限公司 | Clip cartridge apparatus and surgical instrument |
| CN112545598A (en) * | 2020-12-11 | 2021-03-26 | 蚌埠冠鑫达医疗科技有限公司 | Medical anastomat nail bin and anastomat thereof |
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Application publication date: 20111005 |