CN202318381U - Skin preparation knife with changeable blade - Google Patents
Skin preparation knife with changeable blade Download PDFInfo
- Publication number
- CN202318381U CN202318381U CN2011204790862U CN201120479086U CN202318381U CN 202318381 U CN202318381 U CN 202318381U CN 2011204790862 U CN2011204790862 U CN 2011204790862U CN 201120479086 U CN201120479086 U CN 201120479086U CN 202318381 U CN202318381 U CN 202318381U
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- China
- Prior art keywords
- knife
- blade
- shaped supporting
- supporting plate
- skin preparation
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- 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 skin preparation knife with a changeable blade, relating to the technical field of medical instruments an aiming to solve the problems that a knife rest and a blade of the traditional disposable skin preparation knife are fixed together and are not separable, and when the blade is abraded and cannot be used any more, the knife rest and the blade are scrapped together, so that resources are wasted and the medical cost is increased. The skin preparation knife with the changeable blade, disclosed by the utility model, is composed of a knife handle, a U-shaped supporting plate, a pressure plate, a blade and a screw, wherein the front end of the knife handle is provided with a cylindrical bulge, a threaded hole is machined in the end face of the cylindrical bulge of the knife handle, the U-shaped supporting plate, the blade and the pressure plate are all provided with center holes, the cylindrical bulge of the knife handle passes through the center hole of the U-shaped supporting plate and the center hole of the blade in sequence and then is arranged in the center hole of the pressure plate, two end parts of the U-shaped supporting plate are both attached to the blade, and the center hole of the pressure plate is internally provided with the screw in threaded connection with the threaded hole in the cylindrical bulge of the knife handle. The skin preparation knife disclosed by the utility model is applied to skin preparation before a surgical operation.
Description
Technical field
The utility model relates to technical field of medical instruments, specifically is a kind of preparation skin knife.
Background technology
Before carrying out operation, accomplish smoothly for preventing that the hair infected wound from guaranteeing to perform the operation, the medical worker need reject the hair at corrective surgery position clean with preparation skin knife.The knife rest and the blade of existing disposable preparation skin knife are fixed together, and can not be split, and when blade abrasion can not utilize again, knife rest and blade were together discarded, have wasted resource, have increased medical treatment cost.
Summary of the invention
The utility model can not be split, when blade abrasion can not utilize again for knife rest and the blade that solves existing disposable preparation skin knife is fixed together; Knife rest and blade are together discarded; Waste resource, increased the problem of medical treatment cost, proposed a kind of preparation skin knife of changeable blade.
A kind of preparation skin knife of changeable blade, described preparation skin knife is made up of handle of a knife, U-shaped supporting plate, pressing plate, blade and screw; The front end of described handle of a knife is provided with cylindrical protrusions; Be processed with screwed hole on the end face of the cylindrical protrusions of described handle of a knife; All all be provided with centre bore on described U-shaped supporting plate, blade and the pressing plate; The cylindrical protrusions of described handle of a knife is passed the centre bore of U-shaped supporting plate successively and the centre bore of blade is arranged in the centre bore of pressing plate; The both ends of described U-shaped supporting plate all abut on the blade, and the screw that the screwed hole on the cylindrical protrusions with described handle of a knife is threaded is housed in the centre bore of described pressing plate.
Described handle of a knife is provided with anti-skidding line.
The utility model tightens together handle of a knife, U-shaped supporting plate, pressing plate and blade through screw; When blade abrasion can't utilize again; Only need screw is unclamped and disassembles, it is fastening good with the blade of handle of a knife, U-shaped supporting plate, pressing plate and replacing again to change behind the new blade, can use.Therefore the utlity model has simple in structure, change blade convenient, saved resource, reduced the characteristics of medical treatment cost.
Description of drawings
Fig. 1 is the front view of the utility model.
Wherein, handle of a knife 1, U-shaped supporting plate 2, pressing plate 3, blade 4, screw 5, cylindrical protrusions 6, screwed hole 7, anti-skidding line 8.
The specific embodiment
The specific embodiment one: as shown in Figure 1, a kind of preparation skin knife of changeable blade, described preparation skin knife is made up of handle of a knife 1, U-shaped supporting plate 2, pressing plate 3, blade 4 and screw 5; The front end of described handle of a knife 1 is provided with cylindrical protrusions 6; Be processed with screwed hole 7 on the end face of the cylindrical protrusions 6 of described handle of a knife 1; All all be provided with centre bore on described U-shaped supporting plate 2, blade 4 and the pressing plate 3; The cylindrical protrusions 6 of described handle of a knife 1 is passed the centre bore of U-shaped supporting plate 2 successively and the centre bore of blade 4 is arranged in the centre bore of pressing plate 3; The both ends of described U-shaped supporting plate 2 all abut on the blade 4, and the screw 5 that the screwed hole 7 on the cylindrical protrusions 6 with described handle of a knife 1 is threaded is housed in the centre bore of described pressing plate 3; Described handle of a knife 1 is provided with anti-skidding line 8.
Claims (2)
1. the preparation skin knife of a changeable blade, described preparation skin knife is made up of handle of a knife (1), U-shaped supporting plate (2), pressing plate (3), blade (4) and screw (5); It is characterized in that: the front end of described handle of a knife (1) is provided with cylindrical protrusions (6); Be processed with screwed hole (7) on the end face of the cylindrical protrusions (6) of described handle of a knife (1); All all be provided with centre bore on described U-shaped supporting plate (2), blade (4) and the pressing plate (3); The cylindrical protrusions (6) of described handle of a knife (1) is passed the centre bore of U-shaped supporting plate (2) successively and the centre bore of blade (4) is arranged in the centre bore of pressing plate (3); The both ends of described U-shaped supporting plate (2) all abut on the blade (4), and the screw (5) that the screwed hole (7) on the cylindrical protrusions (6) with described handle of a knife (1) is threaded is housed in the centre bore of described pressing plate (3).
2. the preparation skin knife of a kind of changeable blade as claimed in claim 1, it is characterized in that: described handle of a knife (1) is provided with anti-skidding line (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204790862U CN202318381U (en) | 2011-11-26 | 2011-11-26 | Skin preparation knife with changeable blade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204790862U CN202318381U (en) | 2011-11-26 | 2011-11-26 | Skin preparation knife with changeable blade |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202318381U true CN202318381U (en) | 2012-07-11 |
Family
ID=46430378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204790862U Expired - Fee Related CN202318381U (en) | 2011-11-26 | 2011-11-26 | Skin preparation knife with changeable blade |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202318381U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102837325A (en) * | 2012-09-20 | 2012-12-26 | 宁波市爱达维电器有限公司 | Electrical skin preparation device |
CN102873683A (en) * | 2012-09-28 | 2013-01-16 | 北京工业大学 | Experimental apparatus with three flexible hinges and planar parallel mechanism |
-
2011
- 2011-11-26 CN CN2011204790862U patent/CN202318381U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102837325A (en) * | 2012-09-20 | 2012-12-26 | 宁波市爱达维电器有限公司 | Electrical skin preparation device |
CN102837325B (en) * | 2012-09-20 | 2015-04-22 | 宁波市爱达维电器有限公司 | Electrical skin preparation device |
CN102873683A (en) * | 2012-09-28 | 2013-01-16 | 北京工业大学 | Experimental apparatus with three flexible hinges and planar parallel mechanism |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Harbin Yuanda Communication Technology Service Co., Ltd. Assignor: Zhang Qiumei Contract record no.: 2012230000224 Denomination of utility model: Skin preparation knife with changeable blade Granted publication date: 20120711 License type: Exclusive License Record date: 20120412 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141126 |
|
EXPY | Termination of patent right or utility model |