CN103860224B - Straight line stitching instrument cutter sweep - Google Patents
Straight line stitching instrument cutter sweep Download PDFInfo
- Publication number
- CN103860224B CN103860224B CN201210595224.2A CN201210595224A CN103860224B CN 103860224 B CN103860224 B CN 103860224B CN 201210595224 A CN201210595224 A CN 201210595224A CN 103860224 B CN103860224 B CN 103860224B
- Authority
- CN
- China
- Prior art keywords
- nail bin
- nail
- block
- shell fragment
- cutting knife
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
-
- 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
- A61B2090/0814—Preventing re-use
Abstract
Present invention is disclosed a kind of straight line stitching instrument cutter sweep, comprising: body, nail bin frame, push broach bar, cutting knife, described nail bin frame is provided with nail bin, is provided with percussion block in described nail bin, and described push broach bar promotes this percussion block and moves; Described nail bin frame is provided with the boss of safety effect together, the far-end of described cutting knife is provided with a shell fragment, described shell fragment is fixedly connected with a block, described percussion block drives moving of described shell fragment, makes the generation of described block perpendicular to the displacement of described percussion block moving direction.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 straight line stitching instrument cutter sweep with secondary fuse mechanism, belongs to technical field of medical instruments.
Background technology
Surgical operation straight line stitching instrument cutter sweep 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 straight line stitching instrument cutter sweep 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 straight line stitching instrument cutter sweep 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 straight line stitching instrument cutter sweep to be produced and assembling difficulty.
Summary of the invention
Object of the present invention: propose a kind of straight line stitching instrument cutter sweep with the anti-secondary firing lock of secondary fuse of simple structure.
Object of the present invention, will be achieved by the following technical programs:
A kind of straight line stitching instrument cutter sweep, 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; Described nail bin frame is provided with the boss of safety effect together, the far-end of described cutting knife is provided with a shell fragment, first limit of described shell fragment is fixedly connected on described cutting knife, the Second Edge of described shell fragment is free state, described Second Edge is fixedly connected with a block, described percussion block drives the Second Edge of described shell fragment to move, and makes the generation of described block perpendicular to the displacement of described percussion block moving direction.
Preferably, described block is arranged between the first limit and Second Edge.
Preferably, the first limit of described shell fragment and the fillet of Second Edge comprise an inclined-plane.
Preferably, described shell fragment welds or is pasted on the far-end of described cutting knife.
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 perspective view being located at the nail bin frame in adapter of the preferred embodiment of the present invention.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 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. 4 is the enlarged drawing of part B in Fig. 3.
Fig. 5 is the front view of the nail-head component of the preferred embodiment of the present invention, now installs nail bin.
Fig. 6 is the front view of the nail-head component of the preferred embodiment of the present invention, now promotes push broach bar.
Fig. 7 is the front view of the nail-head component of the preferred embodiment of the present invention, now continues to promote push broach bar, arming.
Fig. 8 is the front view of the nail-head component of the preferred embodiment of the present invention, now pulls the trigger complete, secondary fuse.
Wherein: 1, nail bin frame; 11, boss; 2, nail anvil; 3, nail bin; 4, take over; 5, block is pulled the trigger; 6, push broach bar; 7, cutting knife; 8, shell fragment; 81, the first limit; 82, Second Edge; 83, inclined-plane; 9, block.
Detailed description of the invention
Present invention is disclosed a kind of straight line stitching instrument cutter sweep for Minimally Invasive Surgery, as shown in Figures 1 to 4, 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.
Feature of the present invention is: described nail bin frame 1 is provided with the boss 11 of safety effect together, and the far-end of described cutting knife 7 is provided with a shell fragment 8, and the first limit 81 of described shell fragment 8 is fixedly connected on described cutting knife 7, can weld or paste.The Second Edge 82 of described shell fragment 8 is in free state, and described Second Edge 82 is fixedly connected with a block 9, described percussion block 5 drives the Second Edge 82 of described shell fragment 8 to move, and makes described block 9 produce displacement perpendicular to described percussion block 5 moving direction.Described block 9 is arranged between the first limit 81 and Second Edge 82.First limit 81 of described shell fragment 8 and the fillet of Second Edge 82 comprise an inclined-plane 83.
Simply introduce some work process of the present invention below.
As shown in Figure 3 and Figure 4, when the nail-head component of the preferred embodiment of the present invention does not install nail bin 3, described block 9 is interfered mutually with boss 11, and namely described boss is arranged in the advance route of block 9, described block 9 linearly distally can not be moved, and then push broach bar 6 can not be moved.Like this, the preferred embodiment of the present invention is in a safety position.
After loading onto nail bin 3, as shown in Figure 5, because nail bin 3 does not all contact with block 9 or shell fragment 8, so the preferred embodiment of the present invention is also in safety position at present with percussion block 5.
When the preferred embodiment of the present invention is pulled the trigger, as shown in Figure 6, the inclined-plane 83 of described shell fragment 8 will touch percussion block 5, and thrust now is still not enough to promote percussion block 5, so inclined-plane 83 can be out of shape.At this moment, the Second Edge 82 of described shell fragment 8 can move along upward direction in figure, makes described block 9 produce displacement perpendicular to described percussion block 5 moving direction.
When the preferred embodiment of the present invention is pulled the trigger further, when namely push broach bar 6 moves further, as shown in Figure 7, there is gross distortion in the inclined-plane 83 of described shell fragment 8, makes described block 9 produce maximum displacement along upward direction in figure.At this moment, described block 9 is mutually non-interference with described boss 11, and namely boss 11 has not been on the mobile alignment of block 9, arming.At this moment can carry out pulling the trigger this stitching cutter sweep.
As shown in Figure 8, 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.After described push broach bar 6 resets, then due to the elastic reaction of shell fragment 8, described block 9 can be driven along displacement in downward direction in figure, and at this moment described block 9 and boss 11 are interfered, and serve the effect of secondary fuse.Only have the nail bin more renewed could remove this secondary fuse, reach the object of anti-secondary percussion.
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 (4)
1. a straight line stitching instrument cutter sweep, 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: described nail bin frame (1) is provided with the boss (11) of safety effect together, the far-end of described cutting knife (7) is provided with a shell fragment (8), first limit (81) of described shell fragment (8) is fixedly connected on described cutting knife (7), the Second Edge (82) of described shell fragment (8) is in free state, described Second Edge (82) is fixedly connected with a block (9), described percussion block (5) drives the Second Edge (82) of described shell fragment (8) mobile, make described block (9) generation perpendicular to the displacement of described percussion block (5) moving direction.
2. straight line stitching instrument cutter sweep according to claim 1, is characterized in that: described block (9) is arranged between the first limit (81) and Second Edge (82).
3. straight line stitching instrument cutter sweep according to claim 1, is characterized in that: first limit (81) of described shell fragment (8) and the fillet of Second Edge (82) comprise an inclined-plane (83).
4. straight line stitching instrument cutter sweep according to claim 1, is characterized in that: described shell fragment (8) welds or be pasted on the far-end of described cutting knife (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595224.2A CN103860224B (en) | 2012-12-18 | 2012-12-18 | Straight line stitching instrument cutter sweep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595224.2A CN103860224B (en) | 2012-12-18 | 2012-12-18 | Straight line stitching instrument cutter sweep |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103860224A CN103860224A (en) | 2014-06-18 |
| CN103860224B true CN103860224B (en) | 2016-03-09 |
Family
ID=50899644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210595224.2A Active CN103860224B (en) | 2012-12-18 | 2012-12-18 | Straight line stitching instrument cutter sweep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103860224B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104055551B (en) * | 2014-07-16 | 2017-01-25 | 天津万和医疗器械有限公司 | Nail box assembly and endoscopic incision stitching instrument with same used |
| CN104434251B (en) * | 2014-12-30 | 2016-09-14 | 苏州天臣国际医疗科技有限公司 | Nail bin groupware and there is its Medical stapler |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5129570A (en) * | 1990-11-30 | 1992-07-14 | Ethicon, Inc. | Surgical stapler |
| US5485947A (en) * | 1992-07-20 | 1996-01-23 | Ethicon, Inc. | Linear stapling mechanism with cutting means |
| CN101797174A (en) * | 2010-03-02 | 2010-08-11 | 瑞奇外科器械(北京)有限公司 | Safety device of linear cutting anastomat for surgery |
| CN202409017U (en) * | 2011-12-07 | 2012-09-05 | 苏州天臣国际医疗科技有限公司 | Safety mechanism suitable for linear seam cutter |
| CN102743201A (en) * | 2011-04-20 | 2012-10-24 | 苏州天臣国际医疗科技有限公司 | Linear cutting suturing device |
| CN202982104U (en) * | 2012-12-18 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Straight stitching and cutting device |
-
2012
- 2012-12-18 CN CN201210595224.2A patent/CN103860224B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5129570A (en) * | 1990-11-30 | 1992-07-14 | Ethicon, Inc. | Surgical stapler |
| US5485947A (en) * | 1992-07-20 | 1996-01-23 | Ethicon, Inc. | Linear stapling mechanism with cutting means |
| CN101797174A (en) * | 2010-03-02 | 2010-08-11 | 瑞奇外科器械(北京)有限公司 | Safety device of linear cutting anastomat for surgery |
| CN102743201A (en) * | 2011-04-20 | 2012-10-24 | 苏州天臣国际医疗科技有限公司 | Linear cutting suturing device |
| CN202409017U (en) * | 2011-12-07 | 2012-09-05 | 苏州天臣国际医疗科技有限公司 | Safety mechanism suitable for linear seam cutter |
| CN202982104U (en) * | 2012-12-18 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Straight stitching and cutting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103860224A (en) | 2014-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103860225B (en) | Linear seam cutting device | |
| CN103860221B (en) | Linear stapling cutter nail-head component | |
| CN103860222B (en) | A kind of straight line stitching instrument cutter sweep | |
| CN102579096B (en) | Linear cutting element with E-shaped guiding element | |
| US8870049B2 (en) | Hernia stapler | |
| CN202982103U (en) | Straight-line sewing and cutting device | |
| CN204364049U (en) | A kind of nail-head component and chamber mirror surgical operation seaming and cutting device | |
| WO2020136482A1 (en) | Surgical stapler with sloped staple deck for varying tissue compression | |
| KR20100135740A (en) | Hernia stapler with integrated mesh manipulator | |
| CN103860223B (en) | The nail-head component of Linear stapling cutter | |
| CN103860226B (en) | Linear stapling cutter and anti-secondary firing lock thereof | |
| CN103860224B (en) | Straight line stitching instrument cutter sweep | |
| CN204364052U (en) | A kind of nail-head component and there is the chamber mirror Endo-GIA of this nail-head component | |
| AU2020343691A1 (en) | Cellulite treatment system and methods | |
| CN103860220B (en) | Chamber mirror surgical operation straight line seaming and cutting device | |
| CN202982104U (en) | Straight stitching and cutting device | |
| CN203074789U (en) | Nail head assembly of linear stitching and cutting machine | |
| CN204364051U (en) | A kind of nail-head component and chamber mirror surgical operation seaming and cutting device | |
| WO2020206612A1 (en) | Surgical stapling device with pivotable knife blade | |
| CN203074787U (en) | Straight line suturing and incising device for endoscope surgical operation | |
| CN100589766C (en) | Cutting mechanism for arc cutting stitching instrument | |
| CN202526260U (en) | Linear incision component with E-shaped guiding element | |
| CN106667537B (en) | Surgical cutting anastomat | |
| CN105796146A (en) | Nail head assembly and endoscope cutting stapling device with same | |
| CN101987028A (en) | Novel cutting suturing clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
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. |
|
| CP03 | Change of name, title or address |