CN102949222A - Guide - Google Patents
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- CN102949222A CN102949222A CN2011102435150A CN201110243515A CN102949222A CN 102949222 A CN102949222 A CN 102949222A CN 2011102435150 A CN2011102435150 A CN 2011102435150A CN 201110243515 A CN201110243515 A CN 201110243515A CN 102949222 A CN102949222 A CN 102949222A
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- guide
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- nail bin
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Abstract
The invention provides a guide fittingly connected onto a circular pipe type binding instrument. The guide is a cavity flexible plastic part which is conical integrally and comprises a near end and a far end, the outer diameter from the far end to the near end is gradually increased, the maximum outer diameter of the near end is smaller than or equal to the outer diameter of a nail chamber or a nail barrel, and the plastic part under drawing of external force is spirally disintegrated from the far end to the near end to finally form a strip part which can be separated from the circular pipe type binding instrument. The guide has the advantages that the maximum outer diameter of the guide is approximately equal to that of a nail chamber component, so that guide can be completed without increasing the outer diameter of the circular pipe type binding instrument. Further, the guide can be drawn out of the circular pipe type binding instrument for one time in a strip form, operations are convenient, and no extra step is added to subsequent operations of the circular pipe type binding instrument.
Description
Technical field
The present invention relates to a kind of auxiliary surgical assistant piece of tubular binding strument, relate in particular to a kind of guide of tubular binding strument.
Background technology
Tubular binding strument is a kind of surgical instruments that tubular type is organized seaming and cutting operations that is widely used in, and is comprised of nail-head component and the percussion assembly of circle; The tubular type tissue that two sections needs are coupled together is placed between the nail anvil and nail bin of nail-head component, adjusts the distance of nail anvil and nail bin and comes gradually grip tissue, and then operation percussion assembly is shaped nail, finishes the connection of two sections tissues.
In the operation technique of reality, there is the tubular binding strument of two kinds of operations to enter relatively difficulty of pipeline, be respectively low rectal operation and gastric bypass operation.The first low rectal operation, employing be that diameter is 33 millimeters tubular binding strument, need per anum to perform the operation because anus is a flesh opening, its diameter of normal condition is less, and 33 millimeters apparatuses are inserted into relatively difficulty of anus.The second gastric bypass operation, what adopt is that diameter is 25 millimeters tubular binding strument, need enter small intestinal performs the operation, small intestinal is the digester tube of human body, inwall has a lot of mucosas, and tubular binding strument is larger owing to end face, and because the reasons in structure surface is sufficiently oily, walks in small intestinal easily to the mucosa injury.
The prior art that addresses the above problem at present is the several assistive device that is set in tubular binding strument nail bin groupware periphery that U.S. Patent application US2009020410 and US20110114698 disclose, nail bin groupware that can the tubular Binding Instrument of aimming circle enters human body and passes intestinal, and after it arrives the operation precalculated position, can lay down this assistive device from nail bin groupware, do not affect the subsequent operation of tubular binding strument.These assistive devices can help the doctor that nail bin groupware is successfully put into preposition, but this assistive device is relatively more expensive at present, can't be offered widely Chinese market.And, because these assistive devices all are set in the periphery of nail bin groupware, cause virtually increasing the external diameter of apparatus, and then further increase patient's misery, may run counter to desire.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, a kind of guide simple in structure is provided, can not increase extraly the external diameter of Binding Instrument.
Purpose of the present invention is achieved through the following technical solutions:
A kind of guide is coupled on the tubular binding strument, and described tubular binding strument comprises nail-anvil assembly, nail bin groupware, is fixed in the pipe of described nail bin groupware near-end, and the anvil pull rod that is arranged on movably in the nail bin groupware and is used for being connected with nail-anvil assembly; Described nail bin groupware comprises nail barrel and the nail bin that interfixes, reach the cutting knife and the pushing slice of nail that are arranged on movably described nail barrel inside, the far-end of described nail bin is a nail bin face with respect to nail-anvil assembly, described guide is that an integral body is the flexible plastic parts of conical cavity, described guide comprises a near-end and a far-end, described distal-to-proximal external diameter increases gradually, the maximum outside diameter of described near-end is less than or equal to the external diameter of nail bin or nail barrel, described plastic parts is despiralization by the order that draws near when being subject to the external force tractive, finally form the shoestring that can break away from tubular binding strument.
Preferably, the distal-to-proximal outline of described guide is conical, and described conical inner chamber is the hollow setting, and described guide is that one-piece auger is around forming.
Preferably, the far-end of the hollow cavity of described guide bottom inwardly convexes with a central tube, and the internal diameter of described central tube equals the far-end external diameter of described anvil pull rod.
Preferably, offer a towing pad on the proximal end wall of described central tube, the near-end of described central tube is an end of whole flexible plastic parts.
Preferably, the near-end of described guide is a plane of fitting with the nail bin face.
Preferably, convex is provided with a cylinder on the described plane, and the external diameter of described cylinder equals the internal diameter of described cutting knife, and the outer peripheral face of described cylinder fits in described cutting knife medial surface.
Preferably, the near-end of described cylinder is the other end of whole flexible plastic parts, is coated with the color region that is used to indicate on the other end of described flexible plastic parts.
Perhaps, described towing pad is arranged on the raised line that is convexly equipped with to the guide near-end on the described central tube.
Preferably, the near-end of described guide is a plane of fitting with the nail bin face, vertically is extended with on the described plane for connecting fixing locating dowel with described nail bin face.
Preferably, the near-end of described guide is provided with the color region that is different from described guide integral body.
The present invention has disclosed another kind of guide, is coupled on the tubular binding strument, and described tubular binding strument comprises nail-anvil assembly, nail bin groupware, is fixed in the pipe of described nail bin groupware near-end; Described nail bin groupware comprises nail barrel and the nail bin that interfixes, reach the cutting knife and the pushing slice of nail that are arranged on movably nail barrel inside, the far-end of described nail bin is a nail bin face with respect to nail-anvil assembly, described guide is integral loop is located at described helical shape memory tinsel periphery around the helical shape memory tinsel that forms and coating silica gel composition, described guide comprises a near-end and a far-end, described distal-to-proximal external diameter increases gradually, the maximum outside diameter of described near-end is less than or equal to the external diameter of nail bin or nail barrel, described helical shape memory tinsel is despiralization by the order that draws near when being subject to the external force tractive, finally form the shoestring that can break away from tubular binding strument.
Preferably, the distal-to-proximal outline of described guide is conical, and described conical inner chamber is the hollow setting, and the far-end inside bottom of described guide is extended with a traction piece, and an end of described traction piece is connected with the helical shape memory tinsel.
Preferably, described traction piece is a helical shape memory part wiry, and an end that is used for pulling and supporting of described traction piece is an end of one-piece auger shape memory wire.
Preferably, the near-end of described guide is a plane of fitting with the nail bin face.
Preferably, convex is provided with a cylinder on the described plane, and the external diameter of described cylinder equals the internal diameter of described cutting knife, and the outer peripheral face of described cylinder fits in described cutting knife medial surface.
Preferably, the near-end of described cylinder is the other end of whole flexible plastic parts.
Preferably, vertically be provided with dowel between the adjacent thread of the silica gel of the flexible plastic parts of described spiral type or helical shape memory tinsel periphery.
Preferably, there is a traction piece to draw from the far-end inboard of described guide, and stretches out in outside the internal cavities that near-end and far-end by described guide enclose.
Preferably, an end of described traction piece is a draw ring, and described draw ring is located at the outside of described tubular binding strument.
Preferably, described tubular binding strument nail barrel is provided with at least 1 bullport, and the described guide that is shoestring breaks away from described tubular binding strument from described bullport.
Beneficial effect of the present invention is mainly reflected in:
(1) maximum outside diameter of guide is equal to or less than the maximum outside diameter of nail bin groupware, so just can guide on the basis that does not increase the tubular binding strument external diameter.
(2) guide can be strip and is drawn out of once in tubular binding strument, and is easy to operate, can not be that follow-up tubular binding strument operation increases extra step.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: the structural representation of first embodiment of the invention.
Fig. 2: the cutaway view of first embodiment of the invention.
Fig. 3: first embodiment of the invention is assembled to the sketch map on the tubular binding strument.
Fig. 4: the structural representation of second embodiment of the invention.
Fig. 5: the cutaway view of second embodiment of the invention.
Fig. 6: the structural representation of third embodiment of the invention.
Fig. 7: the structural representation of fourth embodiment of the invention.
Wherein.
| 1 | | 3 | Nail bin | 5 | The |
| 7 | | 9 | Anvil | 11 | |
| 13 | The cutting knife | 15 | Far- | 17 | Near- |
| 19 | The | 21 | | 23 | |
| 25 | The | 27 | | 29 | Outer |
| 31 | | 33 | | 35 | |
| 37 | Silica gel | 41 | Draw ring | 43 | Dowel |
| 45 | Locating dowel |
The specific embodiment
The present invention has disclosed a kind of assistive device of tubular binding strument, especially a kind ofly enters guide in the body for the guiding tubular binding strument, such as Fig. 1, Fig. 2, the first embodiment shown in Figure 3.
The tubular binding strument of prior art comprises nail-anvil assembly, nail bin groupware, is fixed in the pipe 7 of described nail bin groupware near-end, and the anvil pull rod 9 that is arranged on movably in the nail bin groupware and is used for being connected with nail-anvil assembly; Described nail bin groupware comprises nail barrel 1 and the nail bin 3 that interfixes, and is arranged on movably cutting knife 11 and the pushing slice of nail of nail barrel 1 inside, and the far-end of described nail bin 3 is nail bin face 5, and is relative with the nail anvil face of nail-anvil assembly.
Among the present invention, described guide is an integral loop around the flexible plastic parts of the spiral type that forms, namely this guide be a flexible plastic parts integral loop around the spiral type object that surrounds, be similar to spring.Described guide is one section " spring wire ".
As can be seen from Figure, described guide comprises a near-end 17 and a far-end 15, described far-end 15 increases gradually to the external diameter of near-end 17, the external diameter of described near-end 17 equals the external diameter of nail bin 3 or nail barrel 1, namely the near-end 17 of this guide, interlude 31, far-end 15 have formed a volute spring, and the bottom maximum outside diameter of this volute spring equals the external diameter of nail bin 3 or nail barrel 1.Certainly, the bottom maximum outside diameter of volute spring also can less than the external diameter of nail bin 3 or nail barrel 1; Certainly, the bottom maximum outside diameter of the volute spring external diameter that is slightly larger than nail bin 3 or nail barrel 1 also can.
As shown in Figure 2, the far-end 15 of described guide is conical to the outline of near-end 17, and described conical inner chamber is the hollow setting.Because can adopt rubber or other plastic cement for the flexible plastic parts that encloses guide, according to the degree of its technique, " spring wire " of guide can be made different thicknesses, cause the inner chamber of guide not of uniform size.
In the present embodiment, the bottom 19 of the far-end 15 of the hollow cavity of described guide inwardly convexes with a central tube 21, and the internal diameter of described central tube 21 equals the far-end external diameter of described anvil pull rod 9.When original state, described guide can be set on the anvil pull rod 9 by central tube 21 like this, and described guide is coupled on the described tubular binding strument.
Offer a towing pad 23 on the proximal end wall of described central tube 21, the near-end of described central tube is an end of whole flexible plastic parts, is an end of " spring wire ".
The near-end of described guide is a plane 25 of fitting with nail bin face 5.Convex is provided with a cylinder 27 on the described plane 25, and the external diameter of described cylinder 27 equals the internal diameter of described cutting knife 11, and the outer peripheral face 29 of described cylinder 27 fits in described cutting knife medial surface 13.The near-end of described cylinder 27 is the other end of whole flexible plastic parts, be the other end of " spring wire ", be coated with the color region with whole guide different colours on this end, generally adopt spraying method, the bright-coloured yellow of general employing, this is the end to be used for prompting.
The first embodiment is when operation, first guide is socketed in the far-end of nail bin groupware, then guide tubular binding strument to enter in the human body, then pull the draught line that is connected in towing pad, make described guide be despiralization by the order that draws near, be immediately strip and be drawn out of once in tubular binding strument, be similar to " spring wire " drawn in line.Because the existence of yellow area proves when the doctor sees this yellow area and guide is all pulled out in described tubular binding strument; Simultaneously, because the maximum outside diameter of guide is substantially equal to the maximum outside diameter of nail bin groupware, so just can guide on the basis that does not increase the tubular binding strument external diameter.
Fig. 4 and Fig. 5 have disclosed the second embodiment of the present invention.Be that with the difference of the first embodiment described towing pad 23 is arranged on the raised line that central tube is convexly equipped with to the guide near-end.
In the present embodiment, save the cylinder of guide near-end, saved material, also made things convenient for the manufacturing of guide.Equally, during initial position, this guide can be fixed on the anvil pull rod 9 by central tube 21.For guide is connected with described tubular binding strument better, in the present embodiment with plane 25 that nail bin face 5 is fitted on vertical being extended with for connecting fixing locating dowel 45 with described nail bin face also, namely the nail bin face is provided with and direct about equally the small sircle hole (not shown) of described locating dowel 45.Because this routine operational approach is identical with the first embodiment, therefore repeat no more.
Fig. 6 has disclosed the third embodiment of the present invention.In this example, guide is integral loop is located at described helical shape memory tinsel 35 peripheries around the helical shape memory tinsel 35 that forms and coating silica gel 37 compositions, described guide comprises a near-end 17 and a far-end 15, described far-end 15 increases gradually to the external diameter of near-end 17, and the external diameter of described near-end 17 equals the external diameter of nail bin 3 or nail barrel 1.
Because roughly to make spiral type coniform for memory wire 35 in this example, can open guiding function, but because memory wire 35 is softer, the guiding effect is bad, so the periphery at memory wire 35 coats one deck silica gel 37, and the periphery silica gel 37 of adjacent " spring wire " is bonded with each other, and can disperse like this active force of tissue multihoming device.
In this example, the far-end 15 of described guide is a cone shaped spring to the outline of near-end 17, the inner chamber of described cone shaped spring is the hollow setting, and far-end 15 inside bottom of described guide are extended with a traction piece 33, and an end of described traction piece 33 is connected with helical shape memory tinsel 35.Certainly, the most direct method is: described traction piece 33 is the part of helical shape memory tinsel 35, and an end that is used for pulling and supporting of described traction piece 33 is an end of one-piece auger shape memory wire 35.Like this, both can save the setting of the towing pad of the first embodiment, again can simple disposable manufacturing memory wire 35 spiral-shaped.
The near-end 17 of described guide is a plane 25 of fitting with the nail bin face.Convex is provided with a cylinder 27 on the described plane 25, and the external diameter of described cylinder 27 equals the internal diameter of described cutting knife 11, and the outer peripheral face of described cylinder 27 fits in described cutting knife medial surface 13.The near-end of described cylinder 27 is the other end of whole flexible plastic parts.
The 3rd embodiment is socketed in guide first the far-end of nail bin groupware when operation, then guide tubular binding strument to enter in the human body, then pulls traction piece, makes described memory wire be strip and is drawn out of in tubular binding strument once.Simultaneously, because the maximum outside diameter of guide is substantially equal to the maximum outside diameter of nail bin groupware, so just can guide on the basis that does not increase the tubular binding strument external diameter.In addition, because this memory wire has restore funcitons, so reusable after this routine guide sterilization.
Fig. 7 has disclosed the fourth embodiment of the present invention, and its topmost distinctive points is vertically to be provided with dowel 43 between adjacent " helix " of guide.When pulling force was arranged, this dowel was torn easily, was similar at present common plastic bottle closure.And the intensity that the guide that can make " helix " shape is set of this dowel 43 is larger.Certainly, this dowel 43 can arrange on the flexible plastic parts of spiral type of first, second embodiment, also can arrange on the silica gel of helical shape memory tinsel periphery of the 3rd embodiment.Certainly can also be arranged on " helix " of other shapes.
In this example, at length disclosed the structure of traction piece, this traction piece 33 is drawn from the far-end inboard of described guide, and stretches out in outside the internal cavities that near-end and far-end by described guide enclose.One end of described traction piece 33 is a draw ring 41, and described draw ring is located at the outside of described tubular binding strument, and the operator can stretch into finger.
The above embodiments all are from Binding Instrument inside guide to be extracted out, be that the tubular binding strument nail barrel is provided with at least 1 bullport, preferably in nail barrel 4 bullports are set, the described guide that is shoestring breaks away from described tubular binding strument from described bullport.Certainly the above embodiments also can be extracted out from the Binding Instrument outside, as long as the change traction piece is positioned at the link position on the guide.
Can both be the same with the first embodiment in the above embodiments, be provided with the color region that is different from guide integral body at the guide near-end, be in particular bright yellow, be used for prompting doctor guide and all shift out in tubular binding strument.
The present invention still has multiple concrete embodiment, is equal to replacement or equivalent transformation and all technical schemes of forming, all drops within the scope of protection of present invention.
Claims (19)
1. guide, be coupled on the tubular binding strument, described tubular binding strument comprises nail-anvil assembly, nail bin groupware, is fixed in the pipe of described nail bin groupware near-end, and the anvil pull rod that is arranged on movably in the nail bin groupware and is used for being connected with nail-anvil assembly; Described nail bin groupware comprises nail barrel and the nail bin that interfixes, and is arranged on movably cutting knife and the pushing slice of nail of described nail barrel inside, and the far-end of described nail bin is a nail bin face with respect to nail-anvil assembly, it is characterized in that:
Described guide is that an integral body is the flexible plastic parts of conical cavity, described guide comprises a near-end and a far-end, described distal-to-proximal external diameter increases gradually, the maximum outside diameter of described near-end is less than or equal to the external diameter of nail bin or nail barrel, described plastic parts is despiralization by the order that draws near when being subject to the external force tractive, finally form the shoestring that can break away from tubular binding strument.
2. guide according to claim 1 is characterized in that: the distal-to-proximal outline of described guide is for conical, and described conical inner chamber is the hollow setting, and described guide is that one-piece auger is around forming.
3. guide according to claim 2 is characterized in that: the far-end bottom of the hollow cavity of described guide inwardly convexes with a central tube, and the internal diameter of described central tube equals the far-end external diameter of described anvil pull rod.
4. guide according to claim 3, it is characterized in that: offer a towing pad on the proximal end wall of described central tube, the near-end of described central tube is an end of whole flexible plastic parts.
5. guide according to claim 4 is characterized in that: the near-end of described guide is a plane of fitting with the nail bin face.
6. guide according to claim 5, it is characterized in that: convex is provided with a cylinder on the described plane, and the external diameter of described cylinder equals the internal diameter of described cutting knife, and the outer peripheral face of described cylinder fits in described cutting knife medial surface.
7. guide according to claim 6, it is characterized in that: the near-end of described cylinder is the other end of whole flexible plastic parts, is coated with the color region that is used to indicate on the other end of described flexible plastic parts.
8. guide according to claim 4 is characterized in that: described towing pad is arranged on the raised line that is convexly equipped with to the guide near-end on the described central tube.
9. guide according to claim 8 is characterized in that: the near-end of described guide is a plane of fitting with the nail bin face, vertically is extended with on the described plane for connecting fixing locating dowel with described nail bin face.
10. a guide is coupled on the tubular binding strument, and described tubular binding strument comprises nail-anvil assembly, nail bin groupware, is fixed in the pipe of described nail bin groupware near-end; Described nail bin groupware comprises nail barrel and the nail bin that interfixes, and is arranged on movably cutting knife and the pushing slice of nail of nail barrel inside, and the far-end of described nail bin is a nail bin face with respect to nail-anvil assembly, it is characterized in that:
Described guide is integral loop is located at described helical shape memory tinsel periphery around the helical shape memory tinsel that forms and coating silica gel composition, described guide comprises a near-end and a far-end, described distal-to-proximal external diameter increases gradually, the maximum outside diameter of described near-end is less than or equal to the external diameter of nail bin or nail barrel, described helical shape memory tinsel is despiralization by the order that draws near when being subject to the external force tractive, finally form the shoestring that can break away from tubular binding strument.
11. guide according to claim 10, it is characterized in that: the distal-to-proximal outline of described guide is for conical, described conical inner chamber is the hollow setting, the far-end inside bottom of described guide is extended with a traction piece, and an end of described traction piece is connected with the helical shape memory tinsel.
12. guide according to claim 11 is characterized in that: described traction piece is a helical shape memory part wiry, and an end that is used for pulling and supporting of described traction piece is an end of one-piece auger shape memory wire.
13. guide according to claim 12 is characterized in that: the near-end of described guide is a plane of fitting with the nail bin face.
14. guide according to claim 13 is characterized in that: convex is provided with a cylinder on the described plane, and the external diameter of described cylinder equals the internal diameter of described cutting knife, and the outer peripheral face of described cylinder fits in described cutting knife medial surface.
15. guide according to claim 14 is characterized in that: the near-end of described cylinder is the other end of whole flexible plastic parts.
16. to 15 described arbitrary guides, it is characterized in that according to claim 1: vertically be provided with dowel between the adjacent screw thread of the silica gel of the flexible plastic parts of described spiral type or helical shape memory tinsel periphery.
17. guide according to claim 16 is characterized in that: have a traction piece to draw from the far-end inboard of described guide, and stretch out in outside the internal cavities that near-end and far-end by described guide enclose.
18. guide according to claim 17 is characterized in that: an end of described traction piece is a draw ring, and described draw ring is located at the outside of described tubular binding strument.
19. to 15 described arbitrary guides, it is characterized in that according to claim 1: described tubular binding strument nail barrel is provided with at least 1 bullport, the described guide that is shoestring breaks away from described tubular binding strument from described bullport.
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110243515.0A CN102949222B (en) | 2011-08-24 | 2011-08-24 | Guide |
| EP12825317.6A EP2752161B1 (en) | 2011-08-24 | 2012-08-23 | Guiding device |
| PCT/CN2012/080507 WO2013026402A1 (en) | 2011-08-24 | 2012-08-23 | Guiding device |
| PT12825317T PT2752161T (en) | 2011-08-24 | 2012-08-23 | Guiding device |
| HUE12825317A HUE041474T2 (en) | 2011-08-24 | 2012-08-23 | Guiding device |
| PL12825317T PL2752161T3 (en) | 2011-08-24 | 2012-08-23 | Guiding device |
| HUE18186582A HUE057367T2 (en) | 2011-08-24 | 2012-08-23 | Circular stapler |
| JP2014526377A JP6045587B2 (en) | 2011-08-24 | 2012-08-23 | Guide member |
| EP18186582.5A EP3431020B1 (en) | 2011-08-24 | 2012-08-23 | Circular stapler |
| PL18186582T PL3431020T3 (en) | 2011-08-24 | 2012-08-23 | Circular stapler |
| ES18186582T ES2901017T3 (en) | 2011-08-24 | 2012-08-23 | circular stapler |
| PT181865825T PT3431020T (en) | 2011-08-24 | 2012-08-23 | Circular stapler |
| ES12825317T ES2703925T3 (en) | 2011-08-24 | 2012-08-23 | Guidance device |
| US14/187,773 US9826979B2 (en) | 2011-08-24 | 2014-02-24 | Introducer and circular stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110243515.0A CN102949222B (en) | 2011-08-24 | 2011-08-24 | Guide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102949222A true CN102949222A (en) | 2013-03-06 |
| CN102949222B CN102949222B (en) | 2015-08-19 |
Family
ID=47758997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110243515.0A Active CN102949222B (en) | 2011-08-24 | 2011-08-24 | Guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102949222B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100176181A1 (en) * | 2009-01-14 | 2010-07-15 | Hessler Thomas R | Surgical stapler |
| US20100237132A1 (en) * | 2009-03-23 | 2010-09-23 | Ethicon Endo-Surgery, Inc. | Circular surgical stapling instrument with anvil locking system |
| CN101999919A (en) * | 2010-12-17 | 2011-04-06 | 苏州天臣国际医疗科技有限公司 | Circular tube type binding instrument |
| CN102048569A (en) * | 2009-10-27 | 2011-05-11 | 苏州天臣国际医疗科技有限公司 | Circular-pipe binding instrument for minimally invasive surgery |
| US20110114697A1 (en) * | 2009-11-19 | 2011-05-19 | Ethicon Endo-Surgery, Inc. | Circular stapler introducer with multi-lumen sheath |
| CN202218890U (en) * | 2011-08-24 | 2012-05-16 | 苏州天臣国际医疗科技有限公司 | Guiding device |
-
2011
- 2011-08-24 CN CN201110243515.0A patent/CN102949222B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100176181A1 (en) * | 2009-01-14 | 2010-07-15 | Hessler Thomas R | Surgical stapler |
| US20100237132A1 (en) * | 2009-03-23 | 2010-09-23 | Ethicon Endo-Surgery, Inc. | Circular surgical stapling instrument with anvil locking system |
| CN102048569A (en) * | 2009-10-27 | 2011-05-11 | 苏州天臣国际医疗科技有限公司 | Circular-pipe binding instrument for minimally invasive surgery |
| US20110114697A1 (en) * | 2009-11-19 | 2011-05-19 | Ethicon Endo-Surgery, Inc. | Circular stapler introducer with multi-lumen sheath |
| CN101999919A (en) * | 2010-12-17 | 2011-04-06 | 苏州天臣国际医疗科技有限公司 | Circular tube type binding instrument |
| CN202218890U (en) * | 2011-08-24 | 2012-05-16 | 苏州天臣国际医疗科技有限公司 | Guiding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102949222B (en) | 2015-08-19 |
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