CN102727268B - Linear cutting and sewing device employing novel cutter reset mechanism - Google Patents
Linear cutting and sewing device employing novel cutter reset mechanism Download PDFInfo
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- CN102727268B CN102727268B CN201210256929.1A CN201210256929A CN102727268B CN 102727268 B CN102727268 B CN 102727268B CN 201210256929 A CN201210256929 A CN 201210256929A CN 102727268 B CN102727268 B CN 102727268B
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- cutter tooth
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- cutting knife
- clamping plate
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Abstract
The invention relates to a linear cutting and sewing device employing a novel cutter reset mechanism. The linear cutting and sewing device comprises a fixing splint, a closing splint, a band knife rack and a cutter reset mechanism; the cutter reset mechanism comprises a resetting gear, a driven gear and a band knife gear, wherein the driven gear is rotatably mounted at the rear end of the fixing splint and comprises a driven gear disk and a stopping gear disk which are fixedly connected with each other; the band knife gear is coaxially sleeved between the driven gear disk and the stopping gear disk, one side of the band knife gear is provided with stopping teeth, and one side, corresponding to the stopping gear disk, of the band knife gear is provided with a stopping mechanism; the resetting gear is rotatably mounted at the rear end of the closing splint; a stopping shifting sheet is arranged on the closing splint; and a steel band is connected to the rear end of the band knife rack and winds the band knife gear. The linear cutting and sewing device employing the novel cutter reset mechanism is compact and reasonable in structure and is lightweight and flexible, the operation of cutting and sewing can be achieved by one hand only, and an operator can hardly touch a wound directly, so that the linear cutting and sewing device is more suitable for generalization and application.
Description
Technical field
The present invention relates to a kind of surgical operation medical apparatus and instruments, particularly relate to a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism.
Background technology
Line cutting stitching instrument has to be sewed up and two functions of cutting, and in carrying out wound suture, by unnecessary cutting tissue, line cutting stitching instrument has been widely used in operating wound suture, interior tissue stitching and cutting.Existing straight line joint-cutting stiching instrument generally comprises upper and lower two clamps, and for the closed handle of the upper and lower clamp of closure, be oppositely arranged on nail bin and the nail supporting base of upper and lower clamp front end, be located in nail bin and percussion sheet and the cutting knife that can move with respect to nail bin simultaneously, and for driving pushing away that percussion sheet and cutting knife move to turn round.In nail bin, arrange and be provided with suturing nail, percussion sheet promotes successively pushing slice of nail and pushes suturing nail to nail supporting base, and described cutting knife cuts off the tissue between nail bin and nail supporting base.
Find in practice, above-mentioned existing line cutting stitching instrument is in structure and use still Shortcomings, is embodied in:
1, need two handss to operate simultaneously just can complete cutting and stitching;
2, push away while turning round, operator's hands easily enters wound.
As can be seen here, above-mentioned existing line cutting stitching instrument, in structure and use, obviously still has inconvenience and defect, and is urgently further improved.How to found one and can complete cutting and stitching by a hands, and operator can directly touch the line cutting stitching instrument of the employing cutting knife resetting-mechanism of wound, the improved target of the current this area of reality genus utmost point need hardly.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism, make it be applicable to the open surgery of intestinal, stomach excision, be particularly useful in the operations such as little otch, adiposis patient contracting stomach and stomach turn of tidal stream (GBP), compact conformation, reasonable, flexibly light and handy, hands can complete cutting and stitching operation, and operator can directly touch wound hardly, thereby overcomes the deficiency of existing line cutting stitching instrument.
For solving the problems of the technologies described above, a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism of the present invention, comprise strap, nail supporting base assembly, closed clamping plate, band cutter tooth bar and cutting knife resetting-mechanism, wherein, cutting knife resetting-mechanism comprises reseting gear, taken turns by moving gear and band cutter tooth: be subject to the rotating strap rear end that is arranged on of moving gear, comprise be fixedly connected be subject to active toothed disk and retaining fluted disc; Being subject to being subject between active toothed disk and retaining fluted disc of moving gear, be provided with locking tooth with a side of cutter tooth wheel with cutter tooth wheel coaxial package, and be provided with prevention in a side corresponding to retaining fluted disc and take turns with respect to the stopping mechanism that clockwise rotated by moving gear with cutter tooth; The rotating rear end that is arranged on closed clamping plate of reseting gear, when closed clamping plate and strap are closed, reseting gear engages with the active toothed disk that is subject to that is subject to moving gear; Closed clamping plate are provided with corresponding with the locking tooth of cutter tooth wheel, stop and take turns with cutter tooth the retaining plectrum clockwise rotating; With cutter tooth bar can before and after slide be arranged in strap, be connected with steel band with the rear end of cutter tooth bar, this steel band is wound around with band cutter tooth wheel, the tail end of steel band is fixed on band cutter tooth wheel.
As a modification of the present invention, between described reseting gear and closed clamping plate, back-moving spring is installed.
Described closed clamping plate rear end is provided with fixed pin shaft, and reseting gear is arranged on closed clamping plate by this fixed pin shaft is rotating.
Described retaining plectrum upper end is fixedly connected with fixed pin shaft, and when closed clamping plate and strap are closed, the lower end of retaining plectrum contacts with the locking tooth of taking turns with cutter tooth.
Described reseting gear is provided with handle.
The described stopping mechanism with cutter tooth wheel comprises retreat stop block and the leaf spring corresponding with the retaining fluted disc that is subject to moving gear.
Described closed clamp front edge of board and strap middle part are rotatably connected.
Also comprise torsion spring or the leaf spring of opposing strap and closed clamp plate closing.
Adopt after such design, the present invention is applicable to the open surgery of intestinal, stomach excision, be particularly useful in the operations such as little otch, adiposis patient contracting stomach and stomach turn of tidal stream (GBP), compact conformation, reasonable, flexibly light and handy, hands can complete cutting and stitching operation, and operator can directly touch wound hardly, thereby is more suitable for promoting the use of.
Brief description of the drawings
Above-mentioned is only the general introduction of technical solution of the present invention, and in order to better understand technological means of the present invention, below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail.
Fig. 1 is the structural representation that the present invention adopts the line cutting stitching instrument of cutting knife resetting-mechanism.
Fig. 2 is the perspective structure schematic diagram of Fig. 1.
Fig. 3 is the jaws close view of Fig. 1.
Fig. 4 is band cutter tooth bar structural representation of the present invention.
Fig. 5 is the moving gear structural representation that is subject to of the present invention.
Fig. 6 is moving gear and the combinative structure schematic rear view of taking turns with cutter tooth of being subject to of the present invention.
Fig. 7 is the side-looking structural representation of Fig. 6.
Fig. 8 is reseting gear backsight structural representation of the present invention.
Detailed description of the invention
Refer to shown in Fig. 1-8, a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism of the present invention, mainly comprises strap 1, nail supporting base assembly 2, closed clamping plate 3, band cutter tooth bar 43 and cutting knife resetting-mechanism.
Strap 1 front portion is provided with nail bin groupware 11, middle part is provided with forward and backward rotational pin 12,13, the rear end of nail supporting base assembly 2 is connected with front rotational pin 12, the front end of closed clamping plate 3 is connected with rear rotational pin 13, and can be separately installed with torsion spring or the leaf spring of opposing strap 1 and nail supporting base assembly 2, closed clamping plate 3 closures.In addition, on closed clamping plate, retaining plectrum 34 is also installed.
With cutter tooth bar 43 can before and after slide be arranged in strap 1, and be connected with steel band 435 with the rear end of cutter tooth bar 43.
Cutting knife resetting-mechanism comprises reseting gear 61, is subject to moving gear 62 and band cutter tooth wheel 63.
Wherein, be subject to the rotating rear end that is arranged on strap 1 of moving gear 62, comprise be fixedly connected be subject to active toothed disk 621 and retaining fluted disc 622.
The rotating rear end that is arranged on closed clamping plate 3 of reseting gear 61, when closed clamping plate 3 are closed with strap 1, reseting gear 61 engages with the active toothed disk 621 that is subject to that is subject to moving gear 62.
Take turns 63 coaxial packages with cutter tooth and be subject to being subject between active toothed disk 621 and retaining fluted disc 622 of moving gear 62, be provided with in the time that closed clamping plate 3 and strap 1 are closed with a side of cutter tooth wheel 63, can coordinate with retaining plectrum 34 locking tooth 631 that stops band cutter tooth wheel 63 clockwise (taking Fig. 1 visual angle as benchmark) to rotate, and be provided with and stop with cutter tooth wheel 63 with respect to the stopping mechanism that clockwise rotated by moving gear 62 in a side corresponding to retaining fluted disc 622.Band cutter tooth bar 43 is connected with band cutter tooth wheel 63 by 435, and steel band 435 is wound around with band cutter tooth wheel 63, and the tail end of steel band 435 is fixed on band cutter tooth wheel 63.
Stopping mechanism with cutter tooth wheel 63 can be made up of retreat stop block 632 and leaf spring 633 as shown in the figure, retreat stop block 632 is rotatably connected with band cutter tooth wheel 63, leaf spring 633 one end are fixedly connected with band cutter tooth wheel 63, and the tooth on the other end and retaining fluted disc 622 is clamped retreat stop block 632 from both sides.Stopping mechanism coordinates with the retaining fluted disc 622 that is subject to moving gear 62, makes to be with cutter tooth wheel 63 only with respect to rotated counterclockwise by moving gear 62, and can not occur relatively to clockwise rotate.
While carrying out cutting and stitching operation, along with the reach with cutter tooth bar 43, band cutter tooth wheel 63 clockwise rotates, now, retreat stop block 632 promotes retaining fluted disc 622, is subject to moving gear 62 cutter tooth wheel 63 going along with to clockwise rotate in the lump (as according to Fig. 6 visual angle, being to promote counterclockwise to rotate).
When completing after cutting, sew application, remain closed the closure state of clamping plate 3 and strap 1, by clockwise rotating reseting gear 61, reseting gear 61 drives and rotated counterclockwise by moving gear 62, retaining fluted disc 622 promotes retreat stop block 632, thereby drive band cutter tooth wheel 63 synchronously to rotate, band cutter tooth wheel 63 is rolled steel band 435, and band cutter tooth bar 43 is drawn back into percussion front position.
After cutting knife resets completely, reseting gear 61 is gone back to original position counterclockwise, clockwise rotated by moving gear 62 thereupon, now, the locking tooth 631 that retaining plectrum 34 props up with cutter tooth wheel stops band cutter tooth wheel 63 to clockwise rotate, thereby keep motionless, and leaf spring 633 compressive deformations, retreat stop block 632 slips over from retaining fluted disc 622.
Preferably, on reseting gear 61, also can be provided with handle 611 as shown in the figure, so that cutting knife clockwise rotates reseting gear 61 while resetting.And between reseting gear 61 and closed clamping plate 3, back-moving spring 64 is installed, when cutting knife has resetted, reseting gear 61 automatic reversal hour hands under spring 64 effects go back to original position.
The present invention can install fixed pin shaft 612 in the rear end of closed clamping plate 3, reseting gear 61 can be realized rotatable installation by this fixed pin shaft, the upper end of retaining plectrum 34 can be fixedly connected with this fixed pin shaft, when closed clamping plate 3, the lower end of retaining plectrum 34 acts on the locking tooth 631 with cutter tooth wheel 63.
The above; it is only preferred embodiment of the present invention; not the present invention is done to any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection scope of the present invention.
Claims (8)
1. adopt a line cutting stitching instrument for cutting knife resetting-mechanism, it is characterized in that comprising strap, nail supporting base assembly, closed clamping plate, band cutter tooth bar and cutting knife resetting-mechanism, wherein, cutting knife resetting-mechanism comprises reseting gear, taken turns by moving gear and band cutter tooth:
Be subject to the rotating strap rear end that is arranged on of moving gear, comprise be fixedly connected be subject to active toothed disk and retaining fluted disc;
Being subject to being subject between active toothed disk and retaining fluted disc of moving gear, be provided with locking tooth with a side of cutter tooth wheel with cutter tooth wheel coaxial package, and be provided with prevention in a side corresponding to retaining fluted disc and take turns with respect to the stopping mechanism that clockwise rotated by moving gear with cutter tooth;
The rotating rear end that is arranged on closed clamping plate of reseting gear, when closed clamping plate and strap are closed, reseting gear engages with the active toothed disk that is subject to that is subject to moving gear;
Closed clamping plate are provided with corresponding with the locking tooth of cutter tooth wheel, stop and take turns with cutter tooth the retaining plectrum clockwise rotating;
With cutter tooth bar can before and after slide be arranged in strap, be connected with steel band with the rear end of cutter tooth bar, this steel band is wound around with band cutter tooth wheel, the tail end of steel band is fixed on band cutter tooth wheel.
2. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 1, is characterized in that, between described reseting gear and closed clamping plate, back-moving spring is installed.
3. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 1, is characterized in that described closed clamping plate rear end is provided with fixed pin shaft, and reseting gear is arranged on closed clamping plate by this fixed pin shaft is rotating.
4. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 3, it is characterized in that described retaining plectrum upper end is fixedly connected with fixed pin shaft, when closed clamping plate and strap are closed, the lower end of retaining plectrum contacts with the locking tooth of taking turns with cutter tooth.
5. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 1, is characterized in that described reseting gear is provided with handle.
6. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 1, it is characterized in that the described stopping mechanism with cutter tooth wheel comprises retreat stop block and the leaf spring corresponding with the retaining fluted disc that is subject to moving gear, wherein, retreat stop block is rotatably connected with band cutter tooth wheel, leaf spring one end is fixedly connected with band cutter tooth wheel, the other end be subject to the tooth on active toothed disk to clamp retreat stop block from both sides.
7. according to a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism described in any one in claim 1-6, it is characterized in that described closed clamp front edge of board and strap middle part are rotatably connected.
8. a kind of line cutting stitching instrument that adopts cutting knife resetting-mechanism according to claim 7, characterized by further comprising torsion spring or the leaf spring of resisting strap and closed clamp plate closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210256929.1A CN102727268B (en) | 2012-06-15 | 2012-07-23 | Linear cutting and sewing device employing novel cutter reset mechanism |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220291097 | 2012-06-15 | ||
| CN201220291097.2 | 2012-06-15 | ||
| CN201210256929.1A CN102727268B (en) | 2012-06-15 | 2012-07-23 | Linear cutting and sewing device employing novel cutter reset mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102727268A CN102727268A (en) | 2012-10-17 |
| CN102727268B true CN102727268B (en) | 2014-11-05 |
Family
ID=46984069
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220359446 Withdrawn - After Issue CN202740059U (en) | 2012-06-15 | 2012-07-23 | Linear incising stiching instrument by adopting novel jaw occlusion mechanism |
| CN 201220359447 Withdrawn - After Issue CN202740060U (en) | 2012-06-15 | 2012-07-23 | Linear incising stiching instrument by adopting novel cutter reset mechanism |
| CN 201220359590 Withdrawn - After Issue CN202740061U (en) | 2012-06-15 | 2012-07-23 | Linear cut stitching instrument of novel transmission mechanism |
| CN201210256954.XA Active CN102743203B (en) | 2012-06-15 | 2012-07-23 | Linear cutting stitching instrument with novel jaw closing mechanism |
| CN201210256929.1A Active CN102727268B (en) | 2012-06-15 | 2012-07-23 | Linear cutting and sewing device employing novel cutter reset mechanism |
| CN201210310307.2A Active CN102783980B (en) | 2012-06-15 | 2012-08-28 | Linear cutting stapler with splint locking mechanism |
| CN 201220430093 Withdrawn - After Issue CN202776437U (en) | 2012-06-15 | 2012-08-28 | Straight line cutting stitching instrument with splint locking mechanism |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220359446 Withdrawn - After Issue CN202740059U (en) | 2012-06-15 | 2012-07-23 | Linear incising stiching instrument by adopting novel jaw occlusion mechanism |
| CN 201220359447 Withdrawn - After Issue CN202740060U (en) | 2012-06-15 | 2012-07-23 | Linear incising stiching instrument by adopting novel cutter reset mechanism |
| CN 201220359590 Withdrawn - After Issue CN202740061U (en) | 2012-06-15 | 2012-07-23 | Linear cut stitching instrument of novel transmission mechanism |
| CN201210256954.XA Active CN102743203B (en) | 2012-06-15 | 2012-07-23 | Linear cutting stitching instrument with novel jaw closing mechanism |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210310307.2A Active CN102783980B (en) | 2012-06-15 | 2012-08-28 | Linear cutting stapler with splint locking mechanism |
| CN 201220430093 Withdrawn - After Issue CN202776437U (en) | 2012-06-15 | 2012-08-28 | Straight line cutting stitching instrument with splint locking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (7) | CN202740059U (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202740059U (en) * | 2012-06-15 | 2013-02-20 | 北京中法派尔特医疗设备有限公司 | Linear incising stiching instrument by adopting novel jaw occlusion mechanism |
| CN102727269B (en) * | 2012-06-15 | 2014-10-01 | 北京中法派尔特医疗设备有限公司 | Linear cutting stitching instrument employing novel transmission mechanism |
| CN105232101B (en) * | 2014-07-09 | 2018-02-06 | 天津瑞奇外科器械股份有限公司 | The shutoff device and surgical operating instrument of surgical operating instrument |
| CN104188703B (en) * | 2014-09-17 | 2016-01-27 | 武汉大学 | A kind of storage bag forming stapler |
| CN104473671B (en) * | 2014-12-30 | 2016-09-14 | 苏州天臣国际医疗科技有限公司 | Medical stapler |
| CN104523312B (en) * | 2015-01-30 | 2016-08-24 | 陈裕生 | A kind of execution head of straight line closed cutter |
| JP7317726B2 (en) * | 2017-06-28 | 2023-07-31 | エシコン エルエルシー | Surgical instrument having an axially movable closure member |
| CN107981904B (en) * | 2018-01-23 | 2023-07-25 | 四川大学华西第二医院 | Oviduct suture forceps |
| CN109227967B (en) * | 2018-09-27 | 2020-05-15 | 吉庆禹 | Stone clamping and cutting device for road administration construction and application thereof |
| CN109199500B (en) * | 2018-10-24 | 2023-09-26 | 汕头大学 | Nail pushing device of endoscopic purse-string suture device |
| CN109521521A (en) * | 2018-12-14 | 2019-03-26 | 南京吉隆光纤通信股份有限公司 | Jaw type optical fiber cutter |
| EP4023165B1 (en) * | 2019-08-29 | 2023-09-27 | Touchstone International Medical Science Co., Ltd. | Driving mechanism for closure and medical anastomat stapler comprising same |
| CN113208677B (en) * | 2021-05-13 | 2022-05-27 | 苏州贝诺医疗器械有限公司 | Linear anastomat with multiple locking safety |
| CN113907956A (en) * | 2021-09-10 | 2022-01-11 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Automatic bandage device that twines of hand surgery |
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| US4328805A (en) * | 1980-10-03 | 1982-05-11 | Akopov Ernest M | Method of suturing the organs of the gastrointestinal tract |
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| US20070084897A1 (en) * | 2003-05-20 | 2007-04-19 | Shelton Frederick E Iv | Articulating surgical stapling instrument incorporating a two-piece e-beam firing mechanism |
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2012
- 2012-07-23 CN CN 201220359446 patent/CN202740059U/en not_active Withdrawn - After Issue
- 2012-07-23 CN CN 201220359447 patent/CN202740060U/en not_active Withdrawn - After Issue
- 2012-07-23 CN CN 201220359590 patent/CN202740061U/en not_active Withdrawn - After Issue
- 2012-07-23 CN CN201210256954.XA patent/CN102743203B/en active Active
- 2012-07-23 CN CN201210256929.1A patent/CN102727268B/en active Active
- 2012-08-28 CN CN201210310307.2A patent/CN102783980B/en active Active
- 2012-08-28 CN CN 201220430093 patent/CN202776437U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4328805A (en) * | 1980-10-03 | 1982-05-11 | Akopov Ernest M | Method of suturing the organs of the gastrointestinal tract |
| JP4109960B2 (en) * | 2002-10-28 | 2008-07-02 | 株式会社トップ | Suture device |
| US7140528B2 (en) * | 2003-05-20 | 2006-11-28 | Ethicon Endo-Surgery, Inc. | Surgical stapling instrument having an electroactive polymer actuated single lockout mechanism for prevention of firing |
| CN1554312A (en) * | 2003-12-29 | 2004-12-15 | 刘宝国 | Re-establishing device for larynx phonation |
| EP2005903B1 (en) * | 2007-06-22 | 2011-12-14 | Ethicon Endo-Surgery, Inc. | Surgical stapling instruments |
| RU2437622C2 (en) * | 2009-12-17 | 2011-12-27 | Борис Иванович Леонов | Surgical sewer for endoscopic operations |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102743203B (en) | 2014-12-03 |
| CN102783980A (en) | 2012-11-21 |
| CN102727268A (en) | 2012-10-17 |
| CN102783980B (en) | 2014-12-03 |
| CN102743203A (en) | 2012-10-24 |
| CN202740060U (en) | 2013-02-20 |
| CN202740059U (en) | 2013-02-20 |
| CN202740061U (en) | 2013-02-20 |
| CN202776437U (en) | 2013-03-13 |
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