CN209734087U - Sharp durable micro-scissors - Google Patents
Sharp durable micro-scissors Download PDFInfo
- Publication number
- CN209734087U CN209734087U CN201920113354.5U CN201920113354U CN209734087U CN 209734087 U CN209734087 U CN 209734087U CN 201920113354 U CN201920113354 U CN 201920113354U CN 209734087 U CN209734087 U CN 209734087U
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- Prior art keywords
- main body
- micro
- scissors
- cutting edge
- sharp
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- 238000005520 cutting process Methods 0.000 claims abstract description 48
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000005728 strengthening Methods 0.000 claims description 6
- 239000010985 leather Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000010008 shearing Methods 0.000 abstract description 13
- 230000003014 reinforcing effect Effects 0.000 abstract description 6
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 238000002406 microsurgery Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 101100008049 Caenorhabditis elegans cut-5 gene Proteins 0.000 description 2
- 101100008050 Caenorhabditis elegans cut-6 gene Proteins 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000000944 nerve tissue Anatomy 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Scissors And Nippers (AREA)
Abstract
The utility model discloses a sharp durable micro-scissors, which comprises a first main body, a second main body, a screw and a positioning pin, wherein one end of the first main body and one end of the second main body are both provided with a screw hole, and the screw penetrates through the screw hole to connect the first main body and the second main body; the left ends of the first main body and the second main body are both provided with a shearing port, the shearing port comprises a cutting edge and reinforcing ribs, the cutting edge is positioned on the left side surface of the shearing port, the reinforcing ribs are arranged at the right end of the cutting edge, and the micro-scissors are provided with the reinforcing ribs at the back of the cutting edge, so that the thickness of the cutting edge can be designed to be thinner compared with that of the common micro-scissors, and the sharpness and the durability of the micro-scissors are greatly improved; through being equipped with the locating pin in the bottom of first main part for micro-scissors is shearing a certain extent, and first main part bottom surface locating pin can be inconsistent with the second main part, prevents the blade and cut excessively, makes the incision impaired, thereby has guaranteed micro-scissors's life.
Description
Technical Field
The utility model relates to a medical scissors, concretely relates to sharp durable micro-scissors belongs to the medical equipment field.
Background
Microsurgical scissors is a common tool for microsurgery, is used for fine construction of blood vessels and nervous tissues, cutting of pathological tissues and separation of tissue gaps in microsurgery, and is a common instrument in microsurgery. With the development of microsurgery technology, the minimally invasive and keyhole technology is more and more widely applied to clinic, the advanced minimally invasive and keyhole technology is more dependent on advanced and fine limit surgical instruments, the requirements on the microsurgical instruments are higher and higher, the service life of the microscissors is greatly shortened due to the insufficient sharpness of the shearing openings of the existing microscissors, and therefore the sharp and durable microscissors are provided.
SUMMERY OF THE UTILITY MODEL
the to-be-solved technical problem of the utility model is to overcome current problem, provide a sharp durable micro-scissors.
In order to solve the technical problem, the utility model provides a following technical scheme:
The utility model provides a sharp durable micro-scissors, which comprises a first main body, a second main body, a screw and a positioning pin, wherein one end of the first main body and one end of the second main body are both provided with screw holes, and the screw penetrates through the screw holes to connect the first main body and the second main body; the first main part left end is equipped with first cut, the left end of second main part is equipped with the second cut, first cut with the second cut all includes blade and strengthening rib, the right-hand member of blade is equipped with the strengthening rib.
As a preferred technical scheme of the utility model, the right-hand member of first main part is equipped with the socket, the right-hand member of second main part is equipped with plug-in components, first main part with the second main part still passes through the socket and plug-in components are pegged graft.
As a preferred technical scheme of the utility model, the bottom surface of first main part still is equipped with the locating pin, the top of locating pin is equipped with the thread end, the bottom surface of first main part be equipped with the screw hole that the thread end matches.
As an optimal technical scheme of the utility model, first main part with the middle part of second main part still is equipped with handheld portion, the surface of handheld portion is equipped with the protective sheath, handheld portion with the protective sheath cup joints and forms.
as a preferred technical solution of the present invention, the cutting edge at the left end of the first main body is located on the inner side surface of the first cutting opening; the cutting edge at the left end of the second body is positioned on the outer side surface of the second cutting opening.
As an optimized technical proposal of the utility model, the shearing angle of the shearing opening is more than or equal to alpha and more than 0 degree at 125 degrees.
As a preferred technical scheme of the utility model, the angle beta of blade is < 40.
As an optimal technical scheme of the utility model, the bottom of locating pin still is equipped with the blotter, the blotter with the locating pin forms through the binder bonding.
As an optimal technical scheme of the utility model, the protective sheath adopts dull polish leather goods to make.
The utility model discloses the beneficial effect who reaches is: the reinforcing ribs are arranged behind the cutting edge of the sharp and durable micro-scissors, so that the thickness of the cutting edge can be designed to be thinner compared with that of the common micro-scissors, the angle beta of the cutting edge is designed to be less than 40 degrees, the cutting sharpness of the cutting edge is ensured in the cutting process of the cutting edge, the cutting strength is also ensured, and the sharpness and the durability of the micro-scissors are greatly improved; through being equipped with the locating pin in the bottom of first main part for micro-scissors is shearing a certain extent, and first main part bottom surface locating pin can be inconsistent with the second main part, prevents the blade and cut excessively, makes the incision impaired, thereby has guaranteed micro-scissors's life.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. Wherein:
FIG. 1 is an exploded view of the overall structure of the present invention;
Fig. 2 is an assembly schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of the present invention in operation;
FIG. 4 is a schematic view of the shear port structure of the present invention;
Fig. 5 is a schematic view of the cutting edge structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
As shown in fig. 1-5, the utility model provides a pair of sharp durable microscopic scissors, which comprises a first main body 1, a second main body 2, a screw 3 and a positioning pin 4, wherein one end of the first main body 1 and one end of the second main body 2 are both provided with a screw hole 9, and the screw 3 penetrates through the screw hole 9 and is connected with the first main body 1 and the second main body 2; 1 left end of first main part is equipped with first cut 6, and the left end of second main part 2 is equipped with second cut 5, and first cut 6 and second cut 5 all include blade 11 and strengthening rib 12, and the right-hand member of blade 11 is equipped with strengthening rib 12.
The right-hand member of first main part 1 is equipped with socket 8, and the right-hand member of second main part 2 is equipped with plug-in components 7, and first main part 1 still pegs graft through socket 8 and plug-in components 7 with second main part 2, and the grafting of socket 8 and plug-in components 7 plays the auxiliary action, has guaranteed the stability of micro-scissors when using.
The bottom surface of first main part 1 still is equipped with locating pin 4, and the top of locating pin 4 is equipped with threaded end 41, and the bottom surface of first main part 1 is equipped with the screw hole that matches with threaded end 41, cuts to a certain extent, and first main part 1 bottom surface locating pin 4 can be inconsistent with second main part 2, prevents blade 51 overcut for the incision 5 is impaired.
The middle part of first main part 1 and second main part 2 still is equipped with handheld portion 10, and the surface of handheld portion 10 is equipped with protective sheath 101, and handheld portion 10 cup joints with protective sheath 101 and forms, and protective sheath 101 can guarantee that medical staff can not its metal surface of direct contact when using micro-scissors, avoids the fish tail.
The cutting edge 11 at the left end of the first body 1 is positioned on the inner side surface of the first shearing opening 6; the cutting edge 11 of the left end of the second body 2 is positioned at the outer side of the second cutting opening 5.
The shearing angle of the shearing opening 5 is more than or equal to alpha and more than 0 degrees at 125 degrees.
The angle beta of the cutting edge 51 is < 40 deg..
The bottom of locating pin 4 still is equipped with blotter 42, and blotter 42 forms through the bonding of binder with locating pin 4, and blotter 41 makes locating pin 4 can not be with second main part 2 direct contact, avoids the mutual fish tail of its metal.
the protective sheath 101 is made of a frosted leather material, and the frosted leather material enables the protective sheath 101 to be convenient for medical staff to hold.
A sharp durable micro-scissors, when needing to use the micro-scissors, when needing to assemble the micro-scissors (the operator sleeves a protective sleeve 101 on the middle surface of a first body 1 and a second body 2, the operator fixes a positioning pin 4 on the bottom end surface of the first body 1 through a thread end 41, after fixing the positioning pin 4, the operator fixes the left ends of the first body 1 and the second body 2 through a screw 3 and a screw hole 9, and then fixes the right ends of the first body 1 and the second body 2 through a jack 8 at the right end of the first body 1 and a plug-in 7 at the right end of the second body 2); when the microshear is needed, the medical staff holds the protective sleeves 101 on the surfaces of the first body 1 and the second body 2 by hands, the medical staff applies pressure to the microshear by hands, so that the first cutting opening 6 and the second cutting opening 5 at the leftmost ends of the first main body 1 and the second main body 2 are cut, the interaction between the cutting edges 11 enables the micro-scissors to complete the functions of trimming blood vessels, nerve tissues or separating tissue gaps, etc., and the cushion 42 at the bottom end of the positioning pin 4 on the surface of the bottom end of the first main body 1 is abutted against the second main body 2 to prevent the cutting edges 11 from being over-cut, so that the first cutting opening 6 or the second cutting opening 5 is damaged, because the reinforcing rib 12 is arranged behind the cutting edge 11, the thickness of the cutting edge can be designed to be thinner compared with that of a common micro-scissors, so that the shearing sharpness of the micro-scissors is ensured, and the cutting strength is also ensured.
The reinforcing ribs are arranged behind the cutting edge of the sharp and durable micro-scissors, so that the thickness of the cutting edge can be designed to be thinner compared with that of the common micro-scissors, the angle beta of the cutting edge is designed to be less than 40 degrees, the cutting sharpness of the cutting edge is ensured in the cutting process of the cutting edge, the cutting strength is also ensured, and the sharpness and the durability of the micro-scissors are greatly improved; through being equipped with the locating pin in the bottom of first main part for micro-scissors is shearing a certain extent, and first main part bottom surface locating pin can be inconsistent with the second main part, prevents the blade and cut excessively, makes the incision impaired, thereby has guaranteed micro-scissors's life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A pair of sharp and durable microscissors comprises a first main body (1), a second main body (2), a screw (3) and a positioning pin (4), and is characterized in that one end of each of the first main body (1) and the second main body (2) is provided with a screw hole (9), and the screw (3) penetrates through the screw holes (9) to connect the first main body (1) and the second main body (2);
First main part (1) left end is equipped with first cut (6), the left end of second main part (2) is equipped with second cut (5), first cut (6) with second cut (5) all include blade (11) and strengthening rib (12), the right-hand member of blade (11) is equipped with strengthening rib (12).
2. the sharp durable micro-scissors according to claim 1, wherein the right end of the first body (1) is provided with a socket (8), the right end of the second body (2) is provided with an insert (7), and the first body (1) and the second body (2) are further inserted through the socket (8) and the insert (7).
3. The sharp durable micro-scissors according to claim 2, wherein the bottom end surface of the first body (1) is further provided with the positioning pin (4), the top end of the positioning pin (4) is provided with a threaded end (41), and the bottom end surface of the first body (1) is provided with a threaded hole matching with the threaded end (41).
4. The sharp durable micro-scissors according to claim 3, wherein a hand-held part (10) is further arranged in the middle of the first body (1) and the second body (2), a protective sleeve (101) is arranged on the surface of the hand-held part (10), and the hand-held part (10) is sleeved with the protective sleeve (101).
5. The sharp durable micro-scissors according to claim 1, wherein the cutting edge (11) of the left end of the first body (1) is located on the inner side of the first cutting mouth (6); the cutting edge (11) at the left end of the second main body (2) is positioned on the outer side surface of the second cutting opening (5).
6. The sharp durable micro-scissors according to claim 5, wherein the first cutting opening (6) and the second cutting opening (5) both have a cutting angle α, wherein 125 ° ≧ α > 0 °.
7. The sharp durable micro-scissors according to claim 6, wherein the angle β of the cutting edge (11) is < 40 °.
8. The sharp durable micro-scissors according to claim 3, wherein the bottom end of the positioning pin (4) is further provided with a buffer pad (42), and the buffer pad (42) is bonded with the positioning pin (4) by an adhesive.
9. The sharp durable microscister according to claim 4, characterised in that the protective sheath (101) is made of frosted leather material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920113354.5U CN209734087U (en) | 2019-01-23 | 2019-01-23 | Sharp durable micro-scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920113354.5U CN209734087U (en) | 2019-01-23 | 2019-01-23 | Sharp durable micro-scissors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209734087U true CN209734087U (en) | 2019-12-06 |
Family
ID=68704901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920113354.5U Active CN209734087U (en) | 2019-01-23 | 2019-01-23 | Sharp durable micro-scissors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209734087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111616775A (en) * | 2020-06-08 | 2020-09-04 | 重庆橙壹科技有限公司 | Labor-saving endoscope scissors and manufacturing method thereof |
-
2019
- 2019-01-23 CN CN201920113354.5U patent/CN209734087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111616775A (en) * | 2020-06-08 | 2020-09-04 | 重庆橙壹科技有限公司 | Labor-saving endoscope scissors and manufacturing method thereof |
| CN111616775B (en) * | 2020-06-08 | 2022-08-12 | 重庆橙壹科技有限公司 | Labor-saving endoscope scissors and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231205 Address after: Room 501, 5th Floor, Building 5, No. 15 Ronghua South Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: MEIYIN (BEIJING) MEDICAL EQUIPMENT RESEARCH AND DEVELOPMENT CO.,LTD. Patentee after: OPINSTRUMENTS GmbH Address before: 100068, No. 35 West Dahongmen Road, Fengtai District, building 6, gate 2, 4, 3, No., Beijing Patentee before: Liu Hongxiao Patentee before: MEIYIN (BEIJING) MEDICAL EQUIPMENT RESEARCH AND DEVELOPMENT CO.,LTD. Patentee before: OPINSTRUMENTS GmbH |
|
| TR01 | Transfer of patent right |