CN103860220B - Chamber mirror surgical operation straight line seaming and cutting device - Google Patents
Chamber mirror surgical operation straight line seaming and cutting device Download PDFInfo
- Publication number
- CN103860220B CN103860220B CN201210595194.5A CN201210595194A CN103860220B CN 103860220 B CN103860220 B CN 103860220B CN 201210595194 A CN201210595194 A CN 201210595194A CN 103860220 B CN103860220 B CN 103860220B
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- China
- Prior art keywords
- nail bin
- insurance institution
- nail
- boss
- cutting knife
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0266—Operational features for monitoring or limiting apparatus function
- A61B2560/028—Arrangements to prevent overuse, e.g. by counting the number of uses
Abstract
Present invention is disclosed a kind of chamber mirror surgical operation straight line seaming and cutting device, comprising: body; Be arranged on the nail bin on nail bin frame, the nail anvil pivotally connected with nail bin frame, a push broach bar promotes cutting knife and percussion block moves; The end face of described cutting knife is provided with a boss, described nail bin frame comprises insurance institution and an inner bottom surface of an activity, described insurance institution comprises two states, during the first state, described insurance institution protrudes from described inner bottom surface, when described push broach bar promote described cutting knife move time, described insurance institution is positioned on the moving direction of the boss of described cutting knife, and described insurance institution is interferenceed with described boss; During the second state, described insurance institution is subject to the bottom surface lower than boss after compressing of nail bin.Beneficial effect of the present invention is mainly reflected in: effectively prevent doctor carry out when not changing the nail bin of having pulled the trigger on operation once, avoid the generation of malpractice, structure is simply effective.
Description
Technical field
The present invention relates to a kind of surgery instrument, especially a kind of mirror surgical operation straight line seaming and cutting device in chamber with secondary fuse mechanism, belongs to technical field of medical instruments.
Background technology
Surgical operation straight line seaming and cutting device is widely used in wound suture, interior tissue is sewed up and cutting.Surgical operation is developed so far, and more and more tends to Minimally Invasive Surgery.Broadly, the operation that can reduce wound is all called Minimally Invasive Surgery; Narrow sense, Minimally Invasive Surgery refers to the operation carried out at Microendoscopic.The operation that Microendoscopic carries out generally only needs to open several aperture on the health of patient, excision, suture tissue and auxiliary apparatus is stretched in patient body from aperture and performs the operation.The wound that Minimally Invasive Surgery brings to patient is little, and patient can recover in a short period of time, and therefore Minimally Invasive Surgery is more and more subject to people's attention.
US Patent No. 7753246 discloses a kind of chamber mirror surgical operation straight line seaming and cutting device for Minimally Invasive Surgery, comprise an instrument body, described instrument body comprises housing and a pivot and is located at percussion handle on housing, be provided with a relatively-movable percussion push rod in this housing, the nail-head component that described percussion push rod can promote to be positioned at housing forward end carries out sewing up and excising.Concrete, described nail-head component comprises a nail bin frame, and one and the pivotally connected nail anvil of nail bin frame.Described nail bin frame is removably provided with nail bin, nail bin be provided with in one group be provided with pushing slice of nail, anastomosis staple put nail, be generally 4 rows or 6 row put nail.Described nail anvil is being provided with nail forming tank with described putting on the relative position of nail.Described nail-head component also comprise one be arranged on movably in the adapter of nail-head component, with the push broach bar that connects of percussion push rod, the far-end of described push broach bar fixes an I shape cutting knife, and nail bin and nail anvil close by this I shape cutting knife in the process of advancing.The distal center of described cutting knife is provided with blade, and the tissue be positioned between nail bin and nail anvil cuts off by it in the process of advancing.The blade both sides of described I shape cutting knife are provided with percussion block, and in the process that I shape cutting knife advances, pushing slice of nail is pushed out of outside nail bin by I shape cutter driving percussion block successively, so pushing slice of nail anastomosis staple to be pushed out of nail bin outer and order conjunction organizationally.In prior art, after doctor completes above-mentioned seaming and cutting action, first need apparatus to reset, then change nail bin, so that surgical operation straight line seaming and cutting device carries out seaming and cutting operation next time.
But due to doctor or the doctor that lacks experience of some carelessnesses, seaming and cutting operation once on carrying out when not changing the nail bin of having pulled the trigger, can cause the generation of malpractice like this, namely carry out excising but not sewing up.In order to prevent the generation of this type of accident, prior art proposes the theory of the anti-secondary percussion of secondary fuse, and namely when not changing the nail bin of having pulled the trigger, percussion handle can not be pressed.Like this, the malpractice produced due to doctor's maloperation is fundamentally prevented.
US Patent No. 5485947 discloses Liang Zhong secondary fuse mechanism.In the first mechanism, nail bin is provided with a chute, is provided with a flexure strip in this chute slidably.During original state, it is outer and by push broach bar upwards jack-up that this flexure strip stretches out in described chute, and the projection be now positioned on the breach of push broach bar near-end and nail bin is separated from each other, and guarantees that described push broach bar can be pushed.When push broach bar distally moves, flexure strip is pushed in described chute by described push broach bar, and the height of this push broach bar declines.After being resetted by described push broach bar, described projection is just stuck in the breach of push broach bar, this push broach bar cannot be moved again, serve the effect of secondary fuse.Principle and the first mechanism of the second mechanism are similar, and a pivot member is replaced flexure strip.During original state, push broach bar lifts by pivot member, makes the projection that the breach on push broach bar is avoided on nail bin.After being resetted by described push broach bar, pivot member overturns, and the height of push broach bar is declined, and described projection is just stuck in the breach of push broach bar, described push broach bar cannot be moved again, serve the effect of secondary fuse.
In prior art, because the parts related to are very little, and be all assemblied in nail bin, cause surgical operation straight line seaming and cutting device to be produced and assembling difficulty.
Summary of the invention
Object of the present invention: propose a kind of mirror surgical operation straight line seaming and cutting device in chamber with the secondary fuse mechanism of simple structure.
Object of the present invention, will be achieved by the following technical programs:
A kind of chamber mirror surgical operation straight line seaming and cutting device, comprising: a body; The one nail bin frame being arranged at described body distal end; Described nail bin frame is removably provided with nail bin, described nail bin be provided with in several be provided with pushing slice of nail, anastomosis staple put nail, the percussion block for promoting described pushing slice of nail is arranged in the chute of described nail bin; One nail anvil pivotally connected with described nail bin frame; One for connecting the adapter of described body and nail bin frame, and be provided with a push broach bar in described adapter movably and be placed in the cutting knife of described push broach bar far-end, described push broach bar promotes described percussion block and moves; The end face of described cutting knife is provided with boss, and this boss has bottom surface; Described nail bin frame comprises insurance institution and an inner bottom surface; Described insurance institution comprises two states, during the first state, described insurance institution protrudes from described inner bottom surface, when described push broach bar promote described cutting knife move time, described insurance institution is positioned on the moving direction of the boss of described cutting knife, and described insurance institution is interferenceed with described boss; During the second state, described insurance institution is subject to the bottom surface lower than boss after compressing of nail bin.
Preferably, during the second state, described insurance institution to be depressed in described nail bin frame and lower than inner bottom surface.
Preferably, described insurance institution comprises shell fragment and insurance block, and one end of described shell fragment is fixed on described nail bin frame, the other end fixing insurance block.
Preferably, the inner bottom surface of described nail bin frame has a bit-avoiding slot, and when described insurance institution is in the second state, described insurance block is accommodated in described bit-avoiding slot.
Preferably, the trigger mechanism of described insurance institution is the bottom surface of described percussion block.
Beneficial effect of the present invention is mainly reflected in: effectively prevent doctor carry out when not changing the nail bin of having pulled the trigger on operation once, avoid the generation of malpractice, structure is simply effective.
Accompanying drawing explanation
Fig. 1 is the schematic diagram being located at the nail bin frame in adapter of the preferred embodiment of the present invention.
Fig. 2 is the sectional view along A-A in Fig. 1.
Fig. 3 is the sectional view along B-B in Fig. 1.
Fig. 4 is the enlarged drawing of part A in Fig. 3.
Fig. 5 is the front view of the nail-head component of the preferred embodiment of the present invention, does not now install nail bin, insures first.
Fig. 6 is the front view of the nail-head component of the preferred embodiment of the present invention, now installs nail bin, arming.
Wherein: 1, nail bin frame; 11, bit-avoiding slot; 12, shell fragment; 13, block is insured; 14, inner bottom surface; 2, nail anvil; 3, nail bin; 4, take over; 5, block is pulled the trigger; 6, push broach bar; 7, cutting knife; 71, boss; 72, bottom surface.
Detailed description of the invention
Present invention is disclosed a kind of chamber mirror surgical operation straight line seaming and cutting device for Minimally Invasive Surgery, as shown in Figure 1 to Figure 3, consistent with prior art, comprising: a housing, be positioned at the adapter 4 of housing distal.The far-end of described adapter 4 is nail-head component, comprising: a nail bin frame 1 and one and the pivotally connected nail anvil 2 of described nail bin frame 1.Described nail bin frame 1 is removably provided with nail bin 3, described nail bin 3 be provided with in one group be provided with pushing slice of nail, anastomosis staple put nail; Percussion block 5 for promoting described pushing slice of nail is arranged in the chute of described nail bin 3.
A push broach bar 6 is provided with movably in described adapter 4; The far-end of described push broach bar 6 fixes a cutting knife 7, and described cutting knife 7 has projection, and in I shape, described I shape cutting knife 7 first urging tissue in the process of advancing makes organizing of expansion thinning and even, thus nail bin 3 and nail anvil 2 is closed further; The distal center of described I shape cutting knife 7 is provided with blade, described push broach bar 6 promotes cutting knife 7 this blade in the process of advancing and is cut off by the tissue be positioned between nail bin 3 and nail anvil 2, and described push broach bar 6 promotes described percussion block 5 and is pushed out of successively outside nail bin 3 by pushing slice of nail in the process of advancing, so pushing slice of nail anastomosis staple to be pushed out of nail bin 3 outer and order conjunction organizationally.
Specifically as shown in Figure 4, feature of the present invention is: the end face of described cutting knife 7 is provided with a boss 71, and this boss 71 has bottom surface 72; Described nail bin frame 1 comprises an insurance institution and an inner bottom surface 14; Described insurance institution comprises shell fragment 12 and insurance block 13, and one end of described shell fragment 12 is welded or connects and fixes on described nail bin frame 1, the other end fixing insurance block 13.
Simply introduce some work process of the present invention below.
As shown in Figure 5, when the nail-head component of the preferred embodiment of the present invention does not install nail bin 3, described insurance institution protrudes from described inner bottom surface 14, when described push broach bar 6 promote described cutting knife 7 move time, described insurance institution keep out by described boss 71; Namely described insurance institution is arranged in the advance route of cutting knife 7, described cutting knife 7 linearly distally can not be moved, and then push broach bar 6 can not be moved, and namely both interfere mutually.Like this, the preferred embodiment of the present invention is in a safety position.
As shown in Figure 6, the trigger mechanism of described insurance institution is the bottom surface of described percussion block 5.After loading onto nail bin 3, the bottom surface of described percussion block 5 presses down described insurance institution, described insurance institution is depressed in described nail bin frame 1 and lower than the bottom surface 72 of boss 71.In this preferred embodiment, the inner bottom surface 14 of described nail bin frame 1 has a bit-avoiding slot 11, and when the bottom surface of described percussion block 5 presses down described insurance institution, described insurance block 13 to be accommodated in described bit-avoiding slot 11 and lower than the bottom surface 72 of boss 71.In this preferred embodiment, shell fragment 12 now and insurance block 13 are all lower than the inner bottom surface of nail bin frame 1, and namely this insurance institution is contained in bit-avoiding slot 11 completely.Like this, described insurance institution cannot keep out described boss 71 and advances; Namely described insurance institution avoids the boss 71 of cutting knife 7, and then makes push broach bar 6 can promote cutting knife 7 to move.At this moment can carry out pulling the trigger this straight line seaming and cutting device.
It should be noted that, after preferred embodiment of the present invention percussion, described percussion block 5 can be positioned at the far-end of described nail bin 3 and can not reset, such insurance institution just loses trigger mechanism, the first state in Fig. 5 can be returned to, namely described insurance institution keeps out described boss 71 again, serves the effect of secondary fuse.Only having replacing nail bin could remove this secondary fuse, preventing from again pulling the trigger when not changing nail bin.
Expression position described in the present invention and the word in direction are all using exercises on apparatus author as reference, and be near-end near one end of operator, the one end away from operator is far-end.
The present invention still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection scope of the present invention.
Claims (5)
1. a chamber mirror surgical operation straight line seaming and cutting device, comprising:
One body;
The one nail bin frame (1) being arranged at described body distal end; Described nail bin frame (1) is removably provided with nail bin (3), described nail bin (3) be provided with in several be provided with pushing slice of nail, anastomosis staple put nail, be arranged in the chute of described nail bin (3) for the percussion block (5) promoting described pushing slice of nail;
One nail anvil (2) pivotally connected with described nail bin frame (1);
One for connecting the adapter (4) of described body and nail bin frame, be provided with a push broach bar (6) in described adapter (4) movably and be placed in the cutting knife (7) of described push broach bar (6) far-end, it is mobile that described push broach bar (6) promotes described percussion block (5);
It is characterized in that: the end face of described cutting knife (7) is provided with boss (71), and this boss (71) has bottom surface (72);
Described nail bin frame (1) comprises insurance institution and an inner bottom surface (14);
Described insurance institution comprises two states,
During the first state, described insurance institution protrudes from described inner bottom surface (14), when described push broach bar (6) promotes described cutting knife (7) movement, described insurance institution is positioned on the moving direction of boss (71) of described cutting knife (7), and described insurance institution is interferenceed with described boss (71);
During the second state, described insurance institution is subject to the bottom surface (72) lower than boss (71) after compressing of nail bin (3).
2. mirror surgical operation straight line seaming and cutting device in chamber according to claim 1, is characterized in that: during the second state, and described insurance institution to be depressed in described nail bin frame (1) and lower than inner bottom surface (14).
3. mirror surgical operation straight line seaming and cutting device in chamber according to claim 1, it is characterized in that: described insurance institution comprises shell fragment (12) and insurance block (13), one end of described shell fragment (12) is fixed on described nail bin frame (1), the other end fixing insurance block (13).
4. mirror surgical operation straight line seaming and cutting device in chamber according to claim 3, it is characterized in that: the inner bottom surface (14) of described nail bin frame (1) has a bit-avoiding slot (11), when described insurance institution is in the second state, described insurance block (13) is accommodated in described bit-avoiding slot (11).
5., according to the chamber mirror surgical operation straight line seaming and cutting device of Claims 1-4 described in any one, it is characterized in that: the trigger mechanism of described insurance institution is the bottom surface of described percussion block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595194.5A CN103860220B (en) | 2012-12-18 | 2012-12-18 | Chamber mirror surgical operation straight line seaming and cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595194.5A CN103860220B (en) | 2012-12-18 | 2012-12-18 | Chamber mirror surgical operation straight line seaming and cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103860220A CN103860220A (en) | 2014-06-18 |
| CN103860220B true CN103860220B (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210595194.5A Active CN103860220B (en) | 2012-12-18 | 2012-12-18 | Chamber mirror surgical operation straight line seaming and cutting device |
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| Country | Link |
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| CN (1) | CN103860220B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107890362A (en) * | 2017-02-28 | 2018-04-10 | 江苏风和医疗器材股份有限公司 | Surgical instruments |
| EP3725235A4 (en) * | 2017-12-14 | 2021-01-13 | Touchstone International Medical Science Co., Ltd. | Staple cartridge assembly and medical stapler using same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5307976A (en) * | 1991-10-18 | 1994-05-03 | Ethicon, Inc. | Linear stapling mechanism with cutting means |
| CN2868207Y (en) * | 2005-12-14 | 2007-02-14 | 苏州天臣国际医疗科技有限公司 | Tubular binding instrument having secondary firing-proof mechanism |
| CN101797173A (en) * | 2010-03-02 | 2010-08-11 | 瑞奇外科器械(北京)有限公司 | Skidproof nail box of surgical linear cutting stapler |
| CN203074787U (en) * | 2012-12-18 | 2013-07-24 | 苏州天臣国际医疗科技有限公司 | Straight line suturing and incising device for endoscope surgical operation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7753246B2 (en) * | 2007-01-31 | 2010-07-13 | Tyco Healthcare Group Lp | Surgical instrument with replaceable loading unit |
-
2012
- 2012-12-18 CN CN201210595194.5A patent/CN103860220B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5307976A (en) * | 1991-10-18 | 1994-05-03 | Ethicon, Inc. | Linear stapling mechanism with cutting means |
| CN2868207Y (en) * | 2005-12-14 | 2007-02-14 | 苏州天臣国际医疗科技有限公司 | Tubular binding instrument having secondary firing-proof mechanism |
| CN101797173A (en) * | 2010-03-02 | 2010-08-11 | 瑞奇外科器械(北京)有限公司 | Skidproof nail box of surgical linear cutting stapler |
| CN203074787U (en) * | 2012-12-18 | 2013-07-24 | 苏州天臣国际医疗科技有限公司 | Straight line suturing and incising device for endoscope surgical operation |
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| Publication number | Publication date |
|---|---|
| CN103860220A (en) | 2014-06-18 |
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Address after: 215021 No. 278 Dongping Street, Suzhou Industrial Park, Jiangsu Province Patentee after: Tianchen International Medical Technology Co., Ltd Address before: 215021, 1355 international science and Technology Park, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu, 3 21A Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |
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