CN203263499U - Novel surgical knife - Google Patents
Novel surgical knife Download PDFInfo
- Publication number
- CN203263499U CN203263499U CN 201320354996 CN201320354996U CN203263499U CN 203263499 U CN203263499 U CN 203263499U CN 201320354996 CN201320354996 CN 201320354996 CN 201320354996 U CN201320354996 U CN 201320354996U CN 203263499 U CN203263499 U CN 203263499U
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- CN
- China
- Prior art keywords
- handle
- knife
- boss
- cutter hub
- inserting handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a novel surgical knife. The novel surgical knife comprises a knife handle and a knife body, wherein the knife body comprises an insertion handle and a knife blade which is connected with the insertion blade. The novel surgical knife is characterized in that the knife body is fastened onto the knife handle through a locking cap, the cross section of the locking cap is in a shape like the Chinese character 'Ji' (several), the front end of the knife handle is provided with a groove which is matched with the locking cap, a boss is arranged in the center of the bottom surface of the groove, the insertion handle is provided with a socket which is matched with the boss, the knife handle and the knife body are cooperatively connected through the boss and the socket in the insertion handle, and the boss is in clearance fit with the insertion handle. The knife handle is in clearance fit with the knife body, so that the zero-friction assembling is realized, convenience in installation can be achieved, the service life of the knife handle and the knife body can be greatly prolonged, the cost is saved, and the resource waste can be reduced.
Description
Technical field
This utility model belongs to medical apparatus and instruments, relates in particular to a kind of surgical knife.
Background technology
At present, the scalpel of surgery use, be mainly to be made of cutter hub and handle of a knife clinically, and handle of a knife and cutter hub are the structures of Fast Installation, and handle of a knife can be life-time service, and cutter hub is that certain life cycle is arranged.Existing handle of a knife is connected with cutter hub, only the thickness that relies on handle of a knife place socket with the thickness of the inserting handle of cutter hub own between latch be connected, but along with the increase of changing the cutter hub number of times can make the spigot of handle of a knife cause wearing and tearing, and then connect insecure, movable gap is often arranged, the quality of impact operation; The socket of handle of a knife becomes greatly because of wearing and tearing in addition, just no longer be fit to and the standard cutter hub between stable connection, and be eliminated, life cycle shortens, serious waste resource increases cost.
The utility model content
This utility model is intended to for the deficiency that exists in background technology, and a kind of surgical knife that provides.the technical scheme that this utility model adopts is: a kind of surgical knife, comprise handle of a knife and cutter hub, described cutter hub comprises inserting handle and the blade that is connected with inserting handle, it is characterized in that: described cutter hub is fastened on described handle of a knife by deduction cap, the cross sectional shape of described deduction cap is several fonts, the front end of described handle of a knife is provided with the groove that matches with described deduction cap, the bottom center place of described groove is provided with boss, described inserting handle is provided with the socket that matches with boss, described handle of a knife and cutter hub are connected by the socket on boss and inserting handle, and described boss and described inserting handle are matched in clearance.
Preferably, the thickness of inserting handle described in this utility model is greater than the thickness of the height of described boss and the described inserting handle degree of depth less than described groove.
Preferably, the front end of handle of a knife described in this utility model is provided with top wire hole, and the bottom of jackscrew compresses the bottom surface of described deduction cap by top wire hole.
Preferably, handle of a knife described in this utility model is provided with the projection of fingerprint shape.
Preferably, the socket that matches with boss on inserting handle described in this utility model is positioned at the center of inserting handle and the upper and lower surface of inserting handle is run through.
Preferably, the socket that matches with boss on inserting handle described in this utility model is closed square shape.
The beneficial effects of the utility model are: match with socket on cutter hub by the boss on handle of a knife, and be matched in clearance between the two, realized the zero friction fit of handle of a knife and cutter hub, the service life of greatly having improved handle of a knife and cutter hub, save cost, reduce the wasting of resources; Due to zero friction fit between handle of a knife and cutter hub, this utility model is easy for installation in assembling process, reduces installation personnel due to the potential safety hazard that maloperation causes, has improved productivity ratio, has increased safety coefficient; Adopt a few font deduction caps to realize clamping fastening between handle of a knife and cutter hub firmly in this utility model, convenient disassembly, this utility model handle of a knife is provided with fingerprint shape projection simultaneously, has increased frictional force, has reduced medical personnel and has pointed the probability that skids of perspiring and causing.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cooperation schematic diagram of cutter hub and handle of a knife in this utility model;
Fig. 3 is the structural representation of handle of a knife in this utility model.
The specific embodiment
Below in conjunction with each accompanying drawing, this utility model is further described.
a kind of surgical knife comprises handle of a knife 1 and cutter hub 3, and described handle of a knife 1 is provided with the protruding 1A of fingerprint shape, has increased the frictional force of hands and handle of a knife 1, has reduced medical personnel and has pointed the probability that skids of perspiring and causing, described cutter hub 3 comprises inserting handle 3A and the blade 3B that is connected with inserting handle 3A, and described cutter hub 3 is fastened on described handle of a knife 1 by deduction cap 2, and the front end of described handle of a knife 1 is provided with top wire hole 1D, and the bottom of jackscrew compresses the bottom surface of described deduction cap 2 by top wire hole 1D, the cross sectional shape of described deduction cap 2 is several fonts, the front end of described handle of a knife 1 is provided with the groove 1C that matches with described deduction cap 2, the bottom center place of described groove 1C is provided with boss 1B, described inserting handle 3A is provided with the closed square shape socket that matches with boss 1B, described socket is positioned at the center of inserting handle 3A and the upper and lower surface of inserting handle 3A is run through, the thickness of described inserting handle 3A is greater than the thickness of the height of described boss 1B and the described inserting handle 3A degree of depth less than described groove 1C, described handle of a knife 1 and cutter hub 3 are connected by the socket on boss 1B and inserting handle 3A, and described boss 1B and described inserting handle 3A are matched in clearance, design has realized the zero friction fit of handle of a knife and cutter hub like this, greatly improved the service life of handle of a knife and cutter hub, save cost, reduce the wasting of resources, simultaneously easy for installation, be easy to promote.
Claims (6)
1. surgical knife, comprise handle of a knife (1) and cutter hub (3), described cutter hub (3) comprises inserting handle (3A) and the blade (3B) that is connected with inserting handle (3A), it is characterized in that: described cutter hub (3) is fastened on described handle of a knife (1) by deduction cap (2), the cross sectional shape of described deduction cap (2) is several fonts, the front end of described handle of a knife (1) is provided with the groove (1C) that matches with described deduction cap (2), the bottom center place of described groove (1C) is provided with boss (1B), described inserting handle (3A) is provided with the socket that matches with boss (1B), described handle of a knife (1) and cutter hub (3) are connected by the socket on boss (1B) and inserting handle (3A), and described boss (1B) is matched in clearance with described inserting handle (3A).
2. a kind of surgical knife according to claim 1 is characterized in that: the thickness of described inserting handle (3A) is greater than the thickness of the height of described boss (1B) and described inserting handle (3A) degree of depth less than described groove (1C).
3. a kind of surgical knife according to claim 1, it is characterized in that: the front end of described handle of a knife (1) is provided with top wire hole (1D), and the bottom of jackscrew compresses the bottom surface of described deduction cap (2) by top wire hole (1D).
4. a kind of surgical knife according to claim 1, it is characterized in that: described handle of a knife (1) is provided with the projection (1A) of fingerprint shape.
5. a kind of surgical knife according to claim 1 is characterized in that: the upper socket that matches with boss (1B) of described inserting handle (3A) is positioned at the center of inserting handle (3A) and the upper and lower surface of inserting handle (3A) is run through.
6. a kind of surgical knife according to claim 1 or 5, it is characterized in that: the upper socket that matches with boss (1B) of described inserting handle (3A) is closed square shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320354996 CN203263499U (en) | 2013-06-20 | 2013-06-20 | Novel surgical knife |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320354996 CN203263499U (en) | 2013-06-20 | 2013-06-20 | Novel surgical knife |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203263499U true CN203263499U (en) | 2013-11-06 |
Family
ID=49494008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320354996 Expired - Fee Related CN203263499U (en) | 2013-06-20 | 2013-06-20 | Novel surgical knife |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203263499U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103735299A (en) * | 2014-02-06 | 2014-04-23 | 王新本 | Ceramic scalpel |
CN105852942A (en) * | 2016-04-05 | 2016-08-17 | 江苏风和医疗器材有限公司 | Fixing structure and medical material obtaining device with same |
-
2013
- 2013-06-20 CN CN 201320354996 patent/CN203263499U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103735299A (en) * | 2014-02-06 | 2014-04-23 | 王新本 | Ceramic scalpel |
CN103735299B (en) * | 2014-02-06 | 2016-08-17 | 陈红 | A kind of ceramic scalpel |
CN105852942A (en) * | 2016-04-05 | 2016-08-17 | 江苏风和医疗器材有限公司 | Fixing structure and medical material obtaining device with same |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20150620 |
|
EXPY | Termination of patent right or utility model |