CN100486529C - Rotary cutter of binding instrument for surgery - Google Patents
Rotary cutter of binding instrument for surgery Download PDFInfo
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- CN100486529C CN100486529C CNB2007101822624A CN200710182262A CN100486529C CN 100486529 C CN100486529 C CN 100486529C CN B2007101822624 A CNB2007101822624 A CN B2007101822624A CN 200710182262 A CN200710182262 A CN 200710182262A CN 100486529 C CN100486529 C CN 100486529C
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- nail
- cutting knife
- pushing slice
- pipe
- hinge seat
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Abstract
The present invention relates to a rotary cutter of a surgical binding instrument, which belongs to the medical appliance technical field. The invention is provided with a rotary component formed by a connecting rod assembly; a feeding device for a loop-shaped cutter is a rotary feeding device, which is formed by a nail box, a nail pusher, a loop-shaped cutter, a nail cylinder and a line-pulling turning sleeve module; the nail cylinder has a step-shaped round tubular cavity in which an anti-expansion pipe; the loop-shaped cutter is connected with the nail pusher and the anti-expansion pipe through the connecting rod assembly. The present invention is capable of realizing a rotary cutting function, which effectively reduces resistance for cutting a tissue and reduces tissue pulling cuts caused by cutting, which is characterized by cutting the tissue safely and reliably and reduces a binding force need by an operation, thereby developing a corresponding technical field and having a better carryover effect as well.
Description
Technical field
The present invention is that application number is 200510038253.9, and the applying date is 2005.07.08, and name is called the dividing an application of rotary cutter of binding device for surgery, relates to a kind of cutter head, relates in particular to a kind of rotary cutter of binding device for surgery, belongs to technical field of medical instruments.
Background technology
The stitching of surgical operation wound surface, the general means such as manual needlework are sewed up, gluing, slide fastener, Binding Instrument that adopt, wherein Binding Instrument is as operating wound surface suture instrument, more and more adopted by surgical operation, the cutter head of the binding device for surgery of prior art is in to wound face feeding bookbinding, its ring-like cutting knife is a straight-line feed, not only the surgeon need apply sizable strength and finish cutting, and cause the unnecessary cutting tissue of wound face unclean easily, cause actual bodily harm for the person of undergoing surgery.For this reason, on the cutter anvil, done a lot of improvement abroad mostly, but as ring-like amputation knife anvil, or on the cutter anvil, add the platform level; Also some improves on cutter, as ring-like blade being designed to zigzag at interval.But in the utilization of reality, all can not solve the unclean problem of unnecessary cutting tissue of the excessive and wound face of the application of force at all.
Summary of the invention
Purpose of the present invention is exactly in order to solve the above-mentioned problems in the prior art, and a kind of rotary cutter of binding device for surgery is provided.
Purpose of the present invention is achieved through the following technical solutions:
A kind of rotary cutter of binding device for surgery, it includes nail bin, pushing slice of nail, ring-like cutting knife, ejector pin post, nail tube, it is characterized in that: the rotating member that it also is provided with link assembly and is constituted, and the ring-like cutting knife feed arrangement that nail bin, pushing slice of nail, ring-like cutting knife, nail tube, link assembly constitute is a swivel feeding device; The nail tube is that an inner chamber is step-like round tubular body, be provided with the pipe that only rises in it, between only rise pipe and nail tin inwall, be provided with and follow closely the step-like round tubular body pushing slice of nail that an inner wall shape is complementary, following closely the front end of tube with pushing slice of nail is the cavity that is complementary with ring-like cutting knife, ring-like cutting knife is enclosed within and is arranged in this cavity on the pipe that only rises, the nail tube is connected with annular nail bin respectively with the nose circle circumferential edges of pushing slice of nail and touches, and ring-like cutting knife is connected with the pipe that only rises with pushing slice of nail by link assembly.
The rotary cutter of above-mentioned binding device for surgery, wherein: described link assembly includes clamp nut; Rotation set; Hinge seat I; Pin; Connecting rod; The hinge cover for seat; Hinge seat II; Trip bolt; The one section ladder outer surface of pipe of only rising in ring-like cutting knife is fixed with threaded insert, be provided with the hinge cover for seat on only rising by the stepped land of pipe in the bottom of threaded insert, hinge seat puts and is provided with hinge seat I, clamp nut passes through the threaded insert adapter sleeve on hinge seat I, the end below by pin and connecting rod of hinge seat I flexibly connects, and the other end of connecting rod is rotationally connected with the hinge seat II that is fixed in the pushing slice of nail front bottom end rotary sleeve by pin.
The outstanding substantive distinguishing features and the obvious improvement of technical solution of the present invention are mainly reflected in: ring-like cutting knife is subjected to the effect of rotating member and produces the mode of swivel feeding in the process of straight cuts after adopting the present invention.Its advantage is to realize the rotation cutting function, effectively reduces the resistance that cuts off tissue, reduces because of what cut-out caused and organizes tensile wound, and safety and reliability ground guarantees to cut off tissue, reduces the bookbinding power of performing the operation required.Therefore, expanded the space for the technological progress of this area, implementation result is good.
Description of drawings
Purpose of the present invention, advantage and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain.These embodiment only are the prominent examples of using technical solution of the present invention, and all technical schemes of taking to be equal to replacement or equivalent transformation and forming all drop within the scope of protection of present invention.In the middle of these accompanying drawings,
Fig. 1 is the structural representation of rotating member when being connecting rod.
The implication of each Reference numeral is as follows among the figure:
| Sequence number | Refer to | Sequence number | Refer to |
| 1 | |
2 | Pushing slice of nail |
| 3 | Ring- |
4 | The |
|
| 5 | The |
6 | Pipe only rises | |
| 7a、 | Clamp nut | 8 | |
|
| 9 | Hinge seat I | 10 | |
|
| 11 | Connecting |
12 | The hinge cover for seat | |
| 13 | Hinge seat II | 14 | Threaded insert |
The specific embodiment
The rotary cutter of a kind of binding device for surgery as shown in Figure 1, it includes nail bin 1, pushing slice of nail 2, ring-like cutting knife 3, ejector pin post 4, nail tube 5, its special feature is: the rotating member that it also is provided with link assembly and is constituted, and ring-like cutting knife 3 feed arrangements that nail bin 1, pushing slice of nail 2, ring-like cutting knife 3, nail tube 5, link assembly constitute are swivel feeding device; Nail tube 5 is that an inner chamber is step-like round tubular body, be provided with the pipe 6 that only rises in it, between only rise pipe 6 and nail tube 5 inwalls, be provided with and follow closely the step-like round tubular body pushing slice of nail 2 that 5 inner wall shape is complementary, front end at nail tube 5 and pushing slice of nail 2 is the cavity that is complementary with ring-like cutting knife 3, ring-like cutting knife 3 is enclosed within on the pipe 6 that only rises and is arranged in this cavity, nail tube 5 is connected with annular nail bin 1 respectively with the nose circle circumferential edges of pushing slice of nail 2 and touches, and ring-like cutting knife 3 is managed 6 and is connected with only rising by link assembly and pushing slice of nail 2.
In conjunction with the present invention's one preferred embodiment, described link assembly includes clamp nut 7a, 7b; Hinge seat I9; Pin 10; Connecting rod 11; Hinge cover for seat 12; Hinge seat II13; Pipe 6 the one section ladder outer surface that only rises in ring-like cutting knife 3 is fixed with threaded insert 14, be provided with hinge cover for seat 12 on only rising by pipe 6 stepped land in the bottom of threaded insert 14, hinge cover for seat 12 is provided with hinge seat I9, clamp nut 7a passes through threaded insert 14 adapter sleeves on hinge seat I9, hinge seat I9 flexibly connects below by the end of pin 10 with connecting rod 11, and the other end of connecting rod 11 is rotationally connected with the hinge seat II13 that is fixed in the pushing slice of nail 2 front bottom end rotary sleeves 8 by pin 10.Specifically, when pushing slice of nail 2 is subjected to forward a displacement, will drives ring-like cutting knife 3 and travel forward, at this moment, because connecting rod 11 fronts are fixed, under the effect of pushing slice of nail 2 and connecting rod 11, ring-like cutting knife 3 will produce a rotation motion forward.
By above-mentioned literal and in conjunction with the accompanying drawings as can be seen, adopt the present invention after ring-like cutting knife in the process of straight cuts, be subjected to the effect of rotating member and produce the mode of swivel feeding.Its advantage is to realize the rotation cutting function, effectively reduces the resistance that cuts off tissue, reduces because of what cut-out caused and organizes tensile wound, and safety and reliability ground guarantees to cut off tissue, reduces the bookbinding power of performing the operation required.Therefore, expanded the space for the technological progress of this area, implementation result is good.
Claims (1)
1, a kind of rotary cutter of binding device for surgery, it includes nail bin, pushing slice of nail, annular cutting knife, ejector pin post, nail tube, it is characterized in that: the rotating member that it also is provided with link assembly and is constituted, and the annular cutting knife feed arrangement that nail bin, pushing slice of nail, annular cutting knife, nail tube, link assembly constitute is a swivel feeding device; The nail tube is that an inner chamber is step-like round tubular body, be provided with the pipe that only rises in it, between only rise pipe and nail tin inwall, be provided with and follow closely the step-like round tubular body pushing slice of nail that an inner wall shape is complementary, the nail tube is provided with the cavity that is complementary with annular cutting knife with the top of pushing slice of nail, the annular cutting knife is enclosed within the pipe that only rises and goes up and be located in this cavity, the upper circumferential edge of nail tube is connected with annular nail bin respectively with the upper circumferential edge of pushing slice of nail and touches, the annular cutting knife comes to be connected with the pipe that only rises with pushing slice of nail by link assembly, and link assembly includes clamp nut, rotation set, hinge seat I, pin, connecting rod, the hinge cover for seat, hinge seat II, trip bolt; The one section ladder outer surface of pipe of only rising in annular cutting knife is fixed with threaded insert, be provided with the hinge cover for seat on only rising by the stepped land of pipe in the bottom of threaded insert, hinge seat puts and is provided with hinge seat I, clamp nut passes through the threaded insert adapter sleeve on hinge seat I, hinge seat I flexibly connects below by an end of pin and connecting rod, and the other end of connecting rod is rotationally connected with hinge seat II in the rotation set that is fixed on pushing slice of nail upper chamber inner bottom part by pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101822624A CN100486529C (en) | 2005-07-08 | 2005-07-08 | Rotary cutter of binding instrument for surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101822624A CN100486529C (en) | 2005-07-08 | 2005-07-08 | Rotary cutter of binding instrument for surgery |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100382539A Division CN1891166A (en) | 2005-07-08 | 2005-07-08 | Rotary scalpel head for surgical binder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101152100A CN101152100A (en) | 2008-04-02 |
| CN100486529C true CN100486529C (en) | 2009-05-13 |
Family
ID=39254128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101822624A Active CN100486529C (en) | 2005-07-08 | 2005-07-08 | Rotary cutter of binding instrument for surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100486529C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101999919B (en) * | 2010-12-17 | 2013-01-23 | 苏州天臣国际医疗科技有限公司 | Circular tube type binding instrument |
-
2005
- 2005-07-08 CN CNB2007101822624A patent/CN100486529C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101152100A (en) | 2008-04-02 |
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| 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 international science and Technology Park, No. 328 Airport Road, Suzhou Industrial Park, Jiangsu, A405 Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |
|
| CP03 | Change of name, title or address |