CN103169519B - Surgical cut suture instruments and shut height control device thereof - Google Patents
Surgical cut suture instruments and shut height control device thereof Download PDFInfo
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- CN103169519B CN103169519B CN201110445868.9A CN201110445868A CN103169519B CN 103169519 B CN103169519 B CN 103169519B CN 201110445868 A CN201110445868 A CN 201110445868A CN 103169519 B CN103169519 B CN 103169519B
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- nail bin
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- groove
- nail anvil
- anvil
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Abstract
The embodiment of the invention discloses a kind of surgical cut suture instruments, comprising: hands handle; Slender bodies; Actuating unit; Actuating unit comprises clamp, when the jaws are closed, firing components main body can be contained in nail anvil groove and nail bin bottom tub and move, first lateral member optionally coordinates upper surface or the lower surface of nail anvil transverse groove slidably, second lateral member optionally coordinates upper surface or the lower surface of nail bin base transverse groove slidably, from opening the distance bidirectionally controlled direction and on closing direction between nail anvil and described nail bin base.
Description
Technical field
The present invention relates to field of surgical, particularly relate to surgical cut suture instruments device.
Background technology
At present, surgical cut suture instruments is applied widely in surgical operation.Known operation stitching apparatus mainly comprises handle, slender bodies and actuating unit, and wherein actuating unit is for the tissue clamped by grasping tissue, cutting, and implements to sew up to the composition of otch both sides.Actuating unit comprises for grasping tissue can the clamp of opening/closing, and a holder arms of clamp is provided with nail anvil, and another holder arms of clamp is provided with nail bin, is provided with staple and nail pushing device in nail bin.Jaws close and grasping tissue time, nail pushing device is rotatably driven to staple towards nail anvil and releases, and staple through tissue and at the cooperation compacted under of nail anvil, thus completes percussion and sews up.
When percussion is sewed up, distance between the two-arm of clamp (namely, the shut height of clamp) determine the forming height of staple, molding for staple is extremely important, the size of this distance and this distance all can affect the quality (particularly the forming height of staple) of staple molding along the concordance on holder arms length direction, thus affect the quality of tissue apposition.
Particularly, on the one hand, when clamped by clamp organize thicker time, the shut height of holder arms is usually excessive, and holder arms can deform usually, causes the shut height of clamp inconsistent, and the distance that usual far-end opens is comparatively large, and near-end distance is less.
On the other hand, when clamped organize thinner time, if the shut height of holder arms is too small, be easier to, by too small for the thickness of tissue compression, cause the forming height of histoclastic cellularity and staple too low, and make tissue be not easy healing.
Summary of the invention
The embodiment of the present invention provides a kind of surgical cut suture instruments, for solving the control problem of above-mentioned shut height.
A kind of surgical cut suture instruments, is characterized in that, comprising:
Handle, described handle is for generation of driving;
Slender bodies, described slender bodies distally extends from described handle;
Actuating unit, described actuating unit is arranged on the far-end of described slender bodies, and described actuating unit comprises:
Clamp, described clamp opens in response to the driving of described handle or closes, and described clamp has the first holder arms and the second holder arms, and described first holder arms comprises nail anvil, and described second holder arms comprises nail bin and the nail bin base for installing nail bin;
Described nail anvil is provided with nail anvil groove and the nail anvil transverse groove from the horizontal expansion of described nail anvil groove, and described nail bin base is provided with nail bin bottom tub and the nail bin base transverse groove from the horizontal expansion of described nail bin bottom tub;
Firing components, described firing components comprises firing components main body, the first lateral member and the second lateral member;
When described jaws close, described firing components main body can be contained in described nail anvil groove and described nail bin bottom tub and move, described first lateral member optionally coordinates upper surface or the lower surface of described nail anvil transverse groove slidably, described second lateral member optionally coordinates described nail bin base transverse groove slidably, from opening the distance bidirectionally controlled direction and on closing direction between described nail anvil and described nail bin base.
In the scheme of the embodiment of the present invention, described nail anvil groove and described nail anvil transverse groove can form T-slot, cross bath or L shape groove, and/or described nail bin bottom tub and described nail bin base transverse groove can form T-slot, cross bath or L shape groove.
The embodiment of the present invention also provides a kind of actuating unit for surgical cut suture instruments, it is characterized in that, comprising:
Clamp, described clamp expansible or closed, described clamp has the first holder arms and the second holder arms, and described first holder arms comprises nail anvil, and described second holder arms comprises nail bin and the nail bin base for installing nail bin;
Described nail anvil is provided with nail anvil groove and the nail anvil transverse groove from the horizontal expansion of described nail anvil groove, and described nail bin base is provided with nail bin bottom tub and the nail bin base transverse groove from the horizontal expansion of described nail bin bottom tub;
Firing components, described firing components comprises firing components main body, the first lateral member and the second lateral member;
When described jaws close, described firing components main body can be contained in described nail anvil groove and described nail bin bottom tub and move, described first lateral member optionally coordinates upper surface or the lower surface of described nail anvil transverse groove slidably, described second lateral member optionally coordinates upper surface or the lower surface of described nail bin transverse groove slidably, from opening the distance bidirectionally controlled direction and on closing direction between described nail anvil and described nail bin base.
In the scheme that the embodiment of the present invention provides, by the distance between double-direction control nail anvil and nail bin base, thus the distance caused in shortage can resisted due to clamped tissue reduces and increase due to the excessive distance caused of clamped tissue, and maintain the concordance of shut height, and then control the forming height of staple, ensure suture quality.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the surgical cut suture instruments according to the embodiment of the present invention;
Fig. 2 is the schematic diagram of the actuating unit of surgical cut suture instruments according to the embodiment of the present invention;
Fig. 3 is the schematic diagram of the nail bin base of surgical cut suture instruments according to the embodiment of the present invention;
Fig. 4 is the schematic diagram of the nail anvil of surgical cut suture instruments according to the embodiment of the present invention.
Fig. 5 is the schematic diagram of the firing components of surgical cut suture instruments according to the embodiment of the present invention;
Fig. 6 is the schematic diagram of the actuating unit under percussion stitching state according to the surgical cut suture instruments of the embodiment of the present invention;
Fig. 7 is the transverse sectional view of the firing components of surgical cut stiching instrument apparatus according to the embodiment of the present invention, nail anvil and nail bin base.
Detailed description of the invention
Describe the specific embodiment of the present invention in detail below with reference to accompanying drawings.
Fig. 1 is the surgical cut suture instruments according to the embodiment of the present invention.As shown in Figure 1, surgical cut suture instruments 1 comprises handle 2, slender bodies 3 and actuating unit 4.Handle 2 is for providing driving for actuating unit 4.Slender bodies 3 is from distally (herein, be called near-end near the direction of handle, the end direction away from handle, slender bodies the is called far-end) extension of described handle 2.Actuating unit 4 is arranged on the far-end of slender bodies 3.
Fig. 2 is the schematic diagram of the actuating unit of surgical cut suture instruments according to the embodiment of the present invention.As shown in Figure 2, actuating unit 4 comprises clamp 41, and clamp 41 is expansible or closed under the driving of handle 2.A holder arms of clamp 41 comprises nail anvil 42, and another holder arms of clamp 41 comprises nail bin 43 and nail bin base 44, and wherein nail bin 43 is arranged on nail bin base 44, is provided with staple and nail pushing device in nail bin 43.Actuating unit 4 also comprises firing components 45.
Fig. 3 is the schematic diagram of the nail bin base of surgical cut suture instruments according to the embodiment of the present invention.As shown in Figure 3, nail bin base 44 is provided with the nail bin bottom tub 441 extended along its length, and nail bin bottom tub 441 is for holding firing components 45.Nail bin base 44 is also provided with the nail bin base transverse groove 442 from nail bin bottom tub 441 horizontal expansion.Nail bin base transverse groove 442 has upper surface face 4421 and lower surface 4422.
Fig. 4 is the schematic diagram of the nail anvil of surgical cut suture instruments according to the embodiment of the present invention.As shown in Figure 4, nail anvil 42 is provided with the nail anvil groove 421 extended along its length, and nail anvil groove 421 is for holding firing components 45.Nail anvil 42 is also provided with the nail anvil transverse groove 422 from nail anvil groove 421 horizontal expansion.Nail anvil transverse groove 422 has upper surface 4221 and lower surface 4222.
When clamp 41 is closed clamp organize time, firing components 45 is moved under the driving of handle 2 in actuating unit 4, promotes the nail pushing device in nail bin 43, staple is released towards nail anvil 42 by nail pushing device, staple, through tissue, and at the cooperation compacted under of nail anvil 42, thus realizes percussion and sews up.
In order to ensure the forming height of the Forming Quality of staple, particularly staple, needing to control the distance between nail anvil and nail bin base when pulling the trigger and sewing up and keeping its concordance in the longitudinal direction.
Fig. 5 is the schematic diagram of the firing components of surgical cut suture instruments according to the embodiment of the present invention.As shown in Figure 5, firing components 45 comprises firing components main body 451, and the far-end of firing components main body 451 can be provided with cutter 454, and cutter 454 are for cutting and organizing.Firing components 45 also comprises the first lateral member 452 and the second lateral member 453 from firing components main body 451 horizontal expansion.
Fig. 6 is the schematic diagram of the actuating unit under percussion stitching state according to the surgical cut suture instruments of the embodiment of the present invention.As shown in Figure 6, after clamp 41 closes and clamps tissue, firing components main body 451 is contained in and moves in nail anvil groove 421 and nail bin bottom tub 441 and carry out percussion stitching, simultaneously, first lateral member 452 optionally coordinates upper surface 4221 and the lower surface 4222 of nail anvil transverse groove 422 slidably, second lateral member 453 optionally coordinates upper surface face 4421 and the lower surface 4422 of nail bin base transverse groove 442 slidably, to open the distance bidirectionally controlled on direction and on closing direction between nail anvil 42 and nail bin base 44, and then control the forming height of staple, ensure suture quality.
Specifically, when clamped organize blocked up time, first lateral member 452 applies compression stress to the lower surface 4222 of nail anvil transverse groove 422, and the second lateral member 453 applies compression stress to the upper surface 4421 of nail bin base transverse groove 442, prevents the distance between nail anvil and nail bin base excessive or inconsistent.
When clamped tissue thin time, first lateral member 452 applies support force to the upper surface 4221 of nail anvil transverse groove 422, second lateral member 453 applies support force to the lower surface 4422 of nail bin base transverse groove 442, in case the distance between non-magnetic shim anvil and nail bin is too small or inconsistent.
Fig. 7 is the transverse sectional view of the percussion part of surgical cut stiching instrument apparatus according to the embodiment of the present invention, nail anvil and nail bin base.As shown in Figure 7, nail anvil groove 421 and nail anvil transverse groove 422 form T-slot in the present embodiment, and nail bin groove 441 and nail bin base transverse groove 442 also form T-slot.They also can have other embodiments, and such as, nail anvil groove and nail anvil transverse groove form cross bath or L shape groove etc., and nail bin bottom tub and nail bin base transverse groove form cross bath or L shape groove, and various embodiment also can combine mutually.
When nail anvil groove and nail anvil transverse groove form cross bath, nail bin bottom tub and nail bin base transverse groove formation cross bath, firing components main body and the first lateral member and the second lateral member also can form cross, thus the upper surface of firing components main body and lower surface can coordinate with the upper surface of nail anvil groove and the lower surface of nail bin bottom tub respectively slidably, for from the distance of opening direction and controlling between nail anvil and nail bin base.
To sum up, beneficial effect of the present invention comprises: during the percussion of surgical cut suture instruments is sewed up, can effectively control the distance between nail anvil and nail bin base and keep its concordance, and then effectively can control the forming height of staple, ensureing suture quality.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (4)
1. a surgical cut suture instruments, is characterized in that, comprising:
Handle, described handle is for generation of driving;
Slender bodies, described slender bodies distally extends from described handle;
Actuating unit, described actuating unit is arranged on the far-end of described slender bodies, and described actuating unit comprises:
Clamp, described clamp opens in response to the driving of described handle or closes, and described clamp has the first holder arms and the second holder arms, and described first holder arms comprises nail anvil, and described second holder arms comprises nail bin and the nail bin base for installing nail bin;
Described nail anvil is provided with nail anvil groove and the nail anvil transverse groove from the horizontal expansion of described nail anvil groove, and described nail bin base is provided with nail bin bottom tub and the nail bin base transverse groove from the horizontal expansion of described nail bin bottom tub;
Firing components, described firing components comprises firing components main body, the first lateral member and the second lateral member;
When described jaws close, described firing components main body can be contained in described nail anvil groove and described nail bin bottom tub and move, described first lateral member optionally coordinates upper surface or the lower surface of described nail anvil transverse groove slidably, described second lateral member optionally coordinates upper surface or the lower surface of described nail bin base transverse groove slidably, from opening the distance bidirectionally controlled direction and on closing direction between described nail anvil and described nail bin base.
2. surgical cut suture instruments according to claim 1, it is characterized in that, described nail anvil groove and described nail anvil transverse groove form T-slot, cross bath or L shape groove, and/or described nail bin bottom tub and described nail bin base transverse groove form T-slot, cross bath or L shape groove.
3. for an actuating unit for surgical cut suture instruments, it is characterized in that, comprising:
Clamp, described clamp expansible or closed, described clamp has the first holder arms and the second holder arms, and described first holder arms comprises nail anvil, and described second holder arms comprises nail bin and the nail bin base for installing nail bin;
Described nail anvil is provided with nail anvil groove and the nail anvil transverse groove from the horizontal expansion of described nail anvil groove, and described nail bin base is provided with nail bin bottom tub and the nail bin base transverse groove from the horizontal expansion of described nail bin bottom tub;
Firing components, described firing components comprises firing components main body, the first lateral member and the second lateral member;
When described jaws close, described firing components main body can be contained in described nail anvil groove and described nail bin bottom tub and move, described first lateral member optionally coordinates upper surface or the lower surface of described nail anvil transverse groove slidably, described second lateral member optionally coordinates upper surface or the lower surface of described nail bin transverse groove slidably, from opening the distance bidirectionally controlled direction and on closing direction between described nail anvil and described nail bin base.
4. actuating unit according to claim 3, it is characterized in that, described nail anvil groove and described nail anvil transverse groove form T-slot, cross bath or L shape groove, and/or described nail bin bottom tub and described nail bin base transverse groove form T-slot, cross bath or L shape groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110445868.9A CN103169519B (en) | 2011-12-23 | 2011-12-23 | Surgical cut suture instruments and shut height control device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110445868.9A CN103169519B (en) | 2011-12-23 | 2011-12-23 | Surgical cut suture instruments and shut height control device thereof |
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| Publication Number | Publication Date |
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| CN103169519A CN103169519A (en) | 2013-06-26 |
| CN103169519B true CN103169519B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110445868.9A Active CN103169519B (en) | 2011-12-23 | 2011-12-23 | Surgical cut suture instruments and shut height control device thereof |
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| CN (1) | CN103169519B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108113725B (en) * | 2017-12-21 | 2020-07-28 | 苏州英途康医疗科技有限公司 | Anastomat control method and anastomat |
| CN107951522B (en) * | 2017-12-22 | 2024-04-09 | 苏州英途康医疗科技有限公司 | Surgical instrument |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5156315A (en) * | 1990-09-17 | 1992-10-20 | United States Surgical Corporation | Arcuate apparatus for applying two-part surgical fasteners |
| US5489058A (en) * | 1994-05-02 | 1996-02-06 | Minnesota Mining And Manufacturing Company | Surgical stapler with mechanisms for reducing the firing force |
| EP0699418A1 (en) * | 1994-08-05 | 1996-03-06 | United States Surgical Corporation | Self-contained powered surgical apparatus |
| US7467740B2 (en) * | 2005-09-21 | 2008-12-23 | Ethicon Endo-Surgery, Inc. | Surgical stapling instruments having flexible channel and anvil features for adjustable staple heights |
| US7407078B2 (en) * | 2005-09-21 | 2008-08-05 | Ehthicon Endo-Surgery, Inc. | Surgical stapling instrument having force controlled spacing end effector |
| US20080308603A1 (en) * | 2007-06-18 | 2008-12-18 | Shelton Frederick E | Cable driven surgical stapling and cutting instrument with improved cable attachment arrangements |
| CN202458533U (en) * | 2011-12-23 | 2012-10-03 | 瑞奇外科器械(中国)有限公司 | Surgical resecting and suturing instrument and executing device thereof |
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| CN103169519A (en) | 2013-06-26 |
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Address after: 300457, Tianjin economic and Technological Development Zone, Tianjin, Fourth Avenue, No. 5, block 4, B Patentee after: Tianjin Ricky surgical instruments Limited by Share Ltd Address before: 300457, Tianjin economic and Technological Development Zone, Tianjin, Fourth Avenue, No. 5, block 4, B Patentee before: Reach Surgical Instrument (China) Co.,Ltd. |