CN103156656A - Straight line type seam cutting machine - Google Patents
Straight line type seam cutting machine Download PDFInfo
- Publication number
- CN103156656A CN103156656A CN2012105782025A CN201210578202A CN103156656A CN 103156656 A CN103156656 A CN 103156656A CN 2012105782025 A CN2012105782025 A CN 2012105782025A CN 201210578202 A CN201210578202 A CN 201210578202A CN 103156656 A CN103156656 A CN 103156656A
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- China
- Prior art keywords
- clamp
- lower clamp
- closed handle
- cutting device
- angle
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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
Abstract
The invention provides a straight line type seam cutting machine which comprises an upper clamp, a lower clamp, an upper closed handle, a lower closed handle, a elastic sheet, and two stopping parts, wherein the lower clamp comprises two side walls and a bottom wall connected with the side walls, the upper clamp is detachably connected with the lower closed handle through a locking mechanism, the locking mechanism comprises lock pins arranged on the upper clamp and the lower closed handle in an opposite mode and lock grooves in which the lock pins can rotate, one end of the elastic sheet is fixedly connected with the lower closed handle, the other end of the elastic sheet abuts against the bottom wall of the lower clamp and can slide along the bottom wall, the two stopping parts are respectively arranged on outer sides of the two side walls of the lower clamp so as to control open angles, of the lower closed handle, relative to the lower clamp and enable the elastic sheet to keep abutting against the bottom wall of the lower clamp, and an included angle between the two stopping sheets keeps being an acute angle. Compared with the prior art, the straight line type seam cutting machine is more convenient to use.
Description
Technical field
The present invention relates to a kind of Linear seam cutting device, belong to technical field of medical instruments.
Background technology
Linear seam cutting device is widely used in being used in surgical operation wound suture, interior tissue is sewed up and cutting.Typical Linear seam cutting device such as US Patent No. 5129570 announcements, have and sew up and cut two functions, when carrying out wound suture, with unnecessary cutting tissue.Such Linear seam cutting device generally comprises upper and lower two clamps, and the upper and lower closed handle that is used for opening and closing upper and lower clamp, be oppositely arranged on nail anvil and the nail bin of upper and lower clamp front end, be located in nail bin and ejector pin bar and the cutting knife that can move relative to described nail bin simultaneously, and be used for driving the push button that described ejector pin bar and cutting knife move.Be disposed with suturing nail in described nail bin, described ejector pin bar promotes in order successively pushing slice of nail and pushes suturing nail to nail anvil, and described cutting knife cuts off the tissue between nail bin and nail anvil.
This type of Linear seam cutting device, lower closed handle is opened before using, and is first that lower closed handle is closed when needs percussion apparatus, then promotes push button tissue is sewed up, cut, and after the stitching cutting is complete, opens lower closed handle, and apparatus is taken out.The defective of existing Linear seam cutting device is: the control effect to lower closed handle open angle is undesirable, if lower closed handle open angle is excessive, easily make the shell fragment that is arranged between lower clamp and lower closed handle prop up lower clamp, can not or be difficult to closed lower closed handle, if firmly closed by force, may cause the Joint failure between lower closed handle and lower clamp, both scatter, causing apparatus normally not use even can not use.
Summary of the invention
The object of the present invention is to provide a kind of Linear seam cutting device.
For achieving the above object, a kind of Linear seam cutting device of the present invention, it comprises:
Upper clamp and the lower clamp that coordinates with described upper clamp, described lower clamp comprises two sidewalls and the diapire that is connected described sidewall;
Upper closed handle and lower closed handle, connect respectively described upper clamp and described lower clamp, described upper clamp be connected lower closed handle and removably connect by latching device, described latching device comprises the lock pin that relatively is arranged on described upper clamp and described lower closed handle and holds the locked groove that described lock pin rotates within it;
Relatively be arranged on nail anvil and the nail bin of clamp and lower clamp far-end, ejector pin bar and the cutting knife being located in nail bin and can moving relative to described nail bin;
Shell fragment, described shell fragment one end is fixedly connected with described lower closed handle, and the other end is against the diapire of described lower clamp, and can slide along described diapire;
Two stopper sections, described two stopper sections are arranged at respectively the outside, two side of described lower clamp, to control described lower closed handle with respect to the open angle of described lower clamp, make described shell fragment keep with the diapire of described lower clamp against, and between angle remain acute angle.
As a further improvement on the present invention, described lower closed handle comprises two relative sidewalls and the diapire that is connected sidewall, and described two relative sidewalls include connecting portion and grip part, and described connecting portion and described grip part are formed with one first angle.
As a further improvement on the present invention, described connecting portion pivotally is connected in described lower clamp.
As a further improvement on the present invention, during against described stopper section, described lower closed handle is maximum angle with respect to the open angle of described lower clamp when described connecting portion.
As a further improvement on the present invention, during against described stopper section, the angle between the diapire of described shell fragment and described lower clamp is the second angle when described connecting portion.
As a further improvement on the present invention, described the second angle is less than described the first angle.
As a further improvement on the present invention, also be provided with the accommodation section of mating with described stopper section on described grip part, when the closed handle diapire was parallel with lower clamp diapire instantly, described stopper section was contained in the described accommodation section.
As a further improvement on the present invention, the centrage of described two stopper sections is located along the same line.
As a further improvement on the present invention, described stopper section is and the integrated boss of described lower clamp.
Compared with prior art, Linear seam cutting device of the present invention is provided with the stopper section on clamp, to avoid causing can't normally using of apparatus because lower closed handle open angle is excessive, makes the use of this Linear seam cutting device more convenient.
Description of drawings
Fig. 1 is the upper clamp of Linear seam cutting device of an embodiment of the present invention and the side view of upper closed handle;
Fig. 2 is the lower clamp of the Linear seam cutting device in an embodiment of the present invention and the side view of lower close handles;
Fig. 3 is the left view of described Fig. 2;
Fig. 4 is the lower clamp top view in an embodiment of the present invention.
The specific embodiment
The present invention is described in detail below in conjunction with each embodiment shown in the drawings; but should be noted that; these embodiments are not limitation of the present invention; those of ordinary skills are according to these embodiments institutes work energy, method or structural equivalent transformation or substitute, within all belonging to protection scope of the present invention.
The word of described expression position and direction in the present invention, be all with the exercises on apparatus author as reference, close operator's a end is near-end, is far-end away from operator's a end.
As shown in Figure 1 and Figure 2, Linear seam cutting device comprises clamp and the lower clamp 10 that coordinates with this upper clamp 30.
This time closed handle 20 comprises two the sidewall 201a, the 201b that are oppositely arranged, and the diapire 203 that connects this two side.Wherein, each sidewall 201a, 201b include connecting portion 2011 and grip part 2012, and this connecting portion 2011 and grip part 2012 are formed with the first angle α.And this connecting portion 2011 is pivotally connected to described lower clamp 10.Described Linear seam cutting device also comprises shell fragment 50, and described shell fragment 50 1 ends are fixedly connected with the diapire 203 of described lower closed handle 20, and the other end is against the diapire 103 of described lower clamp 10, and can slide along described diapire 103.By this shell fragment 50 is set, be to make this time closed handle 20 when leaving this time clamp direction and open, can play the power-assisted effect.
Preferably, should be connected with closed handle 40 by upper clamp 30, should removably connect by latching device with lower closed handle 20 by upper clamp 30, wherein, this latching device comprises the lock pin 303 that is arranged at described upper clamp 30 and a pair of locked groove 2013 that is arranged on described lower closed handle, and preferably, this a pair of locked groove is arranged at respectively on two connecting portions 2011, locked groove 2013 can hold lock pin 303 and rotate within it, so that can mutually swingingly arrange between upper clamp 30 and lower clamp 10.
as shown in Figure 1 to Figure 3, described lower clamp 10 comprises two sidewall 101a, 101b and the diapire 103 that is connected described sidewall, described sidewall and diapire form receiving space, can accommodate nail bin or nail anvil at this time clamp far-end, the two side 101a of described lower clamp 10, the 101b outside also is respectively arranged with two stopper section 105a, 105b, this stopper section 105a, 105b can control the open angle between lower closed handle 20 and lower clamp, lower closed handle can excessively not opened, make described shell fragment keep with the diapire of described lower clamp against, and between angle remain acute angle.With the stability that keeps connecting between lower clamp and lower closed handle.Described two stopper section 105a, 105b and nail bin or the adjacent setting of nail anvil, and with respect to the near-end of described nail bin or the more close described Linear seam cutting device of nail anvil, and the centrage of this two stopper section 105a, 105b is located along the same line.Preferably, this two stopper section 105a, 105b are and the integrated boss of this time clamp 10.During against described stopper section 105a, 105b, lock pin just breaks away from locked groove 2013 when connecting portion 2011, and the open angle of the relatively described lower clamp of described lower closed handle 20 is maximum, and two stopper section 105a, 105b can stablize and prop up connecting portion 2011.
In addition, as shown in Figure 2, during against described stopper section 105a, 105b, the angle between the diapire of described shell fragment and described lower clamp is the second angle β when described connecting portion 2011.In an embodiment of the present invention, this second angle β is less than described the first angle α.Also be provided with accommodation section 205a, 205b with described stopper section 105a, 105b coupling on described grip part 2012, instantly closed handle 20 diapires 2013 and lower clamp 10 diapires are when parallel, and described stopper section 105a, 105b are contained in described accommodation section 205a, 205b.
Linear seam cutting device of the present invention is by being provided with two symmetrically arranged stopper sections on clamp, to avoid lower closed handle open angle excessive and cause apparatus normally to use, the open angle of lower closed handle can more stably be controlled in two stopper sections, makes the use of this Linear seam cutting device more convenient.And control the open angle of lower close handles by paired stopper section, be not easy to lose efficacy, the apparatus stability in the large is higher.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and in the situation that do not deviate from spirit of the present invention or basic feature, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims rather than above-mentioned explanation, therefore is intended to include in the present invention dropping on the implication that is equal to important document of claim and all changes in scope.Any Reference numeral in claim should be considered as limit related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can through appropriate combination, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (9)
1. Linear seam cutting device comprises:
Upper clamp and the lower clamp that coordinates with described upper clamp, described lower clamp comprises two sidewalls and the diapire that is connected described sidewall;
Upper closed handle and lower closed handle, connect respectively described upper clamp and described lower clamp, described upper clamp be connected lower closed handle and removably connect by latching device, described latching device comprises the lock pin that relatively is arranged on described upper clamp and described lower closed handle and holds the locked groove that described lock pin rotates within it;
Relatively be arranged on nail anvil and the nail bin of clamp and lower clamp far-end, ejector pin bar and the cutting knife being located in nail bin and can moving relative to described nail bin;
Shell fragment, described shell fragment one end is fixedly connected with described lower closed handle, and the other end is against the diapire of described lower clamp, and can slide along described diapire;
It is characterized in that, described Linear seam cutting device also comprises:
Two stopper sections, described two stopper sections are arranged at respectively the outside, two side of described lower clamp, to control described lower closed handle with respect to the open angle of described lower clamp, make described shell fragment keep with the diapire of described lower clamp against, and between angle remain acute angle.
2. Linear seam cutting device according to claim 1, it is characterized in that, described lower closed handle comprises two relative sidewalls and the diapire that is connected sidewall, and described two relative sidewalls include connecting portion and grip part, and described connecting portion and described grip part are formed with one first angle.
3. Linear seam cutting device according to claim 2, is characterized in that, described connecting portion pivotally is connected in described lower clamp.
4. Linear seam cutting device according to claim 3, is characterized in that, during against described stopper section, described lower closed handle is maximum angle with respect to the open angle of described lower clamp when described connecting portion.
5. Linear seam cutting device according to claim 3, is characterized in that, during against described stopper section, the angle between the diapire of described shell fragment and described lower clamp is the second angle when described connecting portion.
6. Linear seam cutting device according to claim 5, is characterized in that, described the second angle is less than described the first angle.
7. Linear seam cutting device according to claim 2, is characterized in that, also is provided with the accommodation section of mating with described stopper section on described grip part, and when the closed handle diapire was parallel with lower clamp diapire instantly, described stopper section was contained in the described accommodation section.
8. the described Linear seam cutting device of any one according to claim 1 to 7, is characterized in that, the centrage of described two stopper sections is located along the same line.
9. Linear seam cutting device according to claim 8, is characterized in that, described stopper section is and the integrated boss of described lower clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210578202.5A CN103156656B (en) | 2012-12-27 | 2012-12-27 | Linear seam cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210578202.5A CN103156656B (en) | 2012-12-27 | 2012-12-27 | Linear seam cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103156656A true CN103156656A (en) | 2013-06-19 |
| CN103156656B CN103156656B (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210578202.5A Active CN103156656B (en) | 2012-12-27 | 2012-12-27 | Linear seam cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103156656B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5129570A (en) * | 1990-11-30 | 1992-07-14 | Ethicon, Inc. | Surgical stapler |
| CN202537568U (en) * | 2011-12-21 | 2012-11-21 | 常州市康迪医用吻合器有限公司 | Clamping hook of surgical linear cutting stapler |
| US20120312859A1 (en) * | 2011-06-09 | 2012-12-13 | Arvind Kumar Gupta | Surgical fastener applying apparatus |
| US20120312861A1 (en) * | 2011-06-09 | 2012-12-13 | Aditya Nanditale Gurumurthy | Surgical fastener applying apparatus |
| CN203029300U (en) * | 2012-12-27 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Linear sewing and cutting machine |
-
2012
- 2012-12-27 CN CN201210578202.5A patent/CN103156656B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5129570A (en) * | 1990-11-30 | 1992-07-14 | Ethicon, Inc. | Surgical stapler |
| US20120312859A1 (en) * | 2011-06-09 | 2012-12-13 | Arvind Kumar Gupta | Surgical fastener applying apparatus |
| US20120312861A1 (en) * | 2011-06-09 | 2012-12-13 | Aditya Nanditale Gurumurthy | Surgical fastener applying apparatus |
| CN202537568U (en) * | 2011-12-21 | 2012-11-21 | 常州市康迪医用吻合器有限公司 | Clamping hook of surgical linear cutting stapler |
| CN203029300U (en) * | 2012-12-27 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Linear sewing and cutting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103156656B (en) | 2015-12-23 |
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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 science and Technology Plaza, Jinji Lake Road International Science Park, Suzhou Industrial Park, Suzhou, Jiangsu, 21A Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |
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