CN103735299A - Ceramic scalpel - Google Patents
Ceramic scalpel Download PDFInfo
- Publication number
- CN103735299A CN103735299A CN201410044405.5A CN201410044405A CN103735299A CN 103735299 A CN103735299 A CN 103735299A CN 201410044405 A CN201410044405 A CN 201410044405A CN 103735299 A CN103735299 A CN 103735299A
- Authority
- CN
- China
- Prior art keywords
- handle
- ceramic
- mounting groove
- blade
- afterbody
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B17/3211—Surgical scalpels, knives; Accessories therefor
- A61B17/3213—Surgical scalpels, knives; Accessories therefor with detachable blades
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
- A61B2017/00469—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable for insertion of instruments, e.g. guide wire, optical fibre
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
- A61B2017/00473—Distal part, e.g. tip or head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/0088—Material properties ceramic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/03—Automatic limiting or abutting means, e.g. for safety
- A61B2090/033—Abutting means, stops, e.g. abutting on tissue or skin
- A61B2090/034—Abutting means, stops, e.g. abutting on tissue or skin abutting on parts of the device itself
- A61B2090/035—Abutting means, stops, e.g. abutting on tissue or skin abutting on parts of the device itself preventing further rotation
Abstract
The invention relates to a medical apparatus, and provides a ceramic scalpel which aims to solve the technical problem caused by the fixing of a blade and a handle of the existing ceramic scalpel. The ceramic scalpel comprises a ceramic blade and a handle, wherein a through hole is formed in the tail part of the ceramic blade; a mounting groove which inwards sinks along the handle is formed in the side part of the handle body at the front end of the handle, the handle body at the front end of the handle is divided into an upper handle body part and a lower handle body part by the mounting groove, and a rotary shaft pointing into the mounting groove is arranged at the bottom of the tail end of the upper handle body part; an elastic clamping sheet arranged along the handle is arranged in the mounting groove, the integral elastic clamping sheet is tightly fitted with the upper handle body part, and one end, close to the rotary shaft, of the elastic clamping sheet is fixed with the surface of the lower handle body part; after the ceramic blade is positioned in the mounting groove, the rotary shaft penetrates through the through hole in the tail part of the ceramic blade, and the tail part of the ceramic blade is clamped with the upper handle body part by the elastic clamping sheet. The ceramic scalpel has the advantages that the structure is compact and reasonable, the convenience for use is realized, and the ceramic scalpel can be widely applied to various operations.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, specifically refer to a kind of ceramic scalpel.
Background technology
The scalpel using at present comprises stainless steel blade and handle two parts, stainless steel blade can decline gradually with its sharpness of the wearing and tearing in use procedure, after the edges dull to the peeling off of tissue, excise and impact, stainless steel blade wearing and tearing are simultaneously easy to occur rust corrosion later in disinfecting process.Along with the exploitation of new material, at present a kind of scalpel of producing with ceramic material occurs, corrosion-resistant, wear-resistant, the difficult pollution of scalpel that this material is made, and it has enough sharpness simultaneously, can fully meet the needs of operation.But its toughness of knife blade with ceramic making is poor, when installing with handle, can produce certain difficulty.Patent 201320194446.3 discloses a kind of disposable ceramic scalpel, and its handle of a knife top is provided with slot, and slot is inverted trapezoidal, and the afterbody design of cutter head matches with the shape of slot, and cutter head and slot adopt interference fit to install.For further strengthening the combination between cutter head and slot, between cutter head and slot, pass through medical adhesive hydropexis.Can find out thus, between its cutter head and slot, by interference fit, can not guarantee that cutter head is securely fixed in slot, and adopt medical adhesive hydropexis when unloading cutter head, can produce certain difficulty, so there is larger technological deficiency in the disclosed mounting means of this patent.Patent 200410044047.4 discloses a kind of clamping device of ceramic scalpel, by handle cap, handle neck, formed, handle neck is contained in the endoporus of handle cap, by the thread spindle on handle neck, be fixedly connected with the screwed hole in handle cap, the left end of handle neck has cone, the left end of the endoporus on handle cap have with handle neck on the taper hole that cooperatively interacts of cone, the right-hand member of handle neck has handle body, is provided with the square clip slot of fixing operation blade in the left end shaft of thread spindle along axis direction.This clamping device one is complex structure, the 2nd, and after the too complicated device of handle front end setting, its end diameter becomes large, when carrying out operation technique, can exert an influence to doctor's surgical field of view, the carrying out smoothly of impact operation.
Summary of the invention
The technical problem producing while being fixed for overcoming current ceramic scalpel blade and handle, the invention provides the ceramic scalpel to a kind of compact conformation, easy installation and removal.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is: a kind of ceramic scalpel, comprise ceramic tip and handle, and it is characterized in that: described ceramic tip comprises blade part and afterbody, on the cutter blade of afterbody, be provided with through hole; The handle side portion of described handle front end is provided with along the mounting groove caving in of handle trend, the bottom land of mounting groove is positioned at handle handlebody inside, mounting groove is divided into upper handle body and lower handle portion by the handle body of handle front end, in the bottom of upper handle body tail end, be provided with the rotating shaft of pointing in mounting groove, between rotating shaft bottom and lower handle portion, leave blade and insert space; In mounting groove, be provided with an elastic clip along handle trend, elastic clip is adjacent to upper handle body on the whole, elastic clip is fixing near one end and the lower handle portion surface of rotating shaft, when ceramic tip is positioned at behind mounting groove inside, rotating shaft is through the through hole of ceramic tip afterbody, and the afterbody of ceramic tip is clamped by elastic clip and upper handle body.
Further, the surface of described elastic clip is provided with some positioning convex strips, and positioning convex strip and the vertical setting of handle trend, be provided with the detent corresponding with positioning convex strip at the back side of ceramic tip afterbody, after ceramic tip is clamped by elastic clip, positioning convex strip is positioned at detent.
Further, be provided with key in mounting groove, key is between elastic clip and lower handle portion, and its front end is hinged by jointed shaft and lower handle portion, and key can turn into or produce mounting groove around jointed shaft.
The length of described mounting groove and width are consistent with length, the width of ceramic tip afterbody respectively.
Described ceramic tip adopts zirconium oxide or aluminium oxide ceramics to be made.
Ceramic scalpel provided by the invention adopts after said structure, and the installation of ceramic tip and dismounting become very convenient, and it is combined with handle and is firmly difficult for occurring to become flexible, and can guarantee carrying out smoothly of operation.Thickness and the routine operation handle thickness of handle front end are basically identical simultaneously, in operation, can not cause obstruction to doctor's surgical field of view.This pottery scalpel structure compact and reasonable, easy to use, can be widely used in all kinds of operation techniques.
Accompanying drawing explanation
The structural representation that accompanying drawing 1 is ceramic tip.
Accompanying drawing 2 is the structural representation of handle in the first embodiment.
Accompanying drawing 3 be in accompanying drawing 2 A-A to structure cutaway view.
Accompanying drawing 4 is the enlarged diagram at I place in accompanying drawing 2.
Accompanying drawing 5 is the structural representation of handle in the second embodiment.
Accompanying drawing 6 is the enlarged diagram at II place in accompanying drawing 5.
The structural representation that the handle that accompanying drawing 7 provides for the second embodiment is combined with blade.
Accompanying drawing 8 is the enlarged diagram at III place in accompanying drawing 7.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 1, ceramic knife blade 1 comprises blade part 1-1 and cutter afterbody 1-2, and the cutter blade thickness of cutter afterbody 1-2 increases to facilitate when assembling with handle and better clamped, and is provided with through hole 1-3 on the cutter blade of cutter afterbody 1-2 rear end.
A kind of structure of handle and the assembling mode of this handle and aforementioned ceramic knife blade have been introduced in the present embodiment.
By reference to the accompanying drawings 2, shown in accompanying drawing 3 and accompanying drawing 4, the handle side portion of handle 2 front ends is provided with along the mounting groove 2-1 caving in of handle trend, the bottom land of mounting groove 2-1 is positioned at handle handlebody inside, be that mounting groove 2-1 does not run through whole handle from handle front end, adopting this set-up mode is for after ceramic knife blade 1 is installed in groove, the knife back and bottom land offset, and can further limit the possibility that blade rotates.
As shown in accompanying drawing 3 and accompanying drawing 4, mounting groove 2-1 is divided into upper handle body 2-2 and the 2-3 of lower handle portion by the handle body of handle front end, in the bottom of upper handle body 2-1 tail end, be provided with the rotating shaft 2-4 pointing in mounting groove, between rotating shaft 2-4 bottom and the 2-3 of lower handle portion, leave blade and insert space 2-5.
As shown in Figure 4, be provided with an elastic clip 2-6 along handle trend in mounting groove 2-1, elastic clip 2-6 is adjacent to upper handle body 2-2 on the whole, and elastic clip 2-6 is fixing near one end and the 2-3 of the lower handle portion surface of rotating shaft 2-4.
Known by the above-mentioned description to handle, when ceramic knife blade is installed, first blade afterbody 1-2 is entered to the rear end of mounting groove 2-1 in the mode perpendicular to mounting groove 2-1, blade afterbody 1-2 enters the blade shown in accompanying drawing 3 and inserts after the 2-5 of space, upwards jack-up blade afterbody makes rotating shaft 2-4 through the through hole 1-3 on blade afterbody, then keep power that blade afterbody makes progress and by blade afterbody to mounting groove 2-1 internal rotating, blade afterbody is strutting elastic clip 2-6 in mounting groove 2-1 internal rotating, after blade afterbody enters mounting groove 2-1 completely, it is fixedly clamped by elastic clip 2-6 and upper handle body 2-2.When needs unload bottom knife, to mounting groove notch direction rotation, when going to, blade afterbody vertically with mounting groove notch firmly make under backward rotating shaft depart from through hole on blade, then extract blade.
The handle that the present embodiment provides has been done further improvement on the basis of embodiment 1, so that blade can carry out combination with handle more securely.
As shown in accompanying drawing 5 and accompanying drawing 6, all technical characterictics of the handle that provides 2 in embodiment have been provided the handle 2 that the present embodiment provides, its improvements are that the surface of elastic clip 2-6 is provided with some positioning convex strip 2-7, positioning convex strip 2-7 and the vertical setting of handle 2 trend, positioning convex strip 2-7 is set to two in the present embodiment.Equally as shown in Figure 1, at the back side of ceramic knife blade 1 afterbody, be provided with the detent 1-4 corresponding with positioning convex strip, the method of introducing according to embodiment 1 when ceramic knife blade 1 is arranged on behind handle mounting groove inside, after ceramic tip is clamped by elastic clip 2-6, positioning convex strip 2-7 is positioned at detent 1-4.
Further, as shown in accompanying drawing 5 and accompanying drawing 6, in the handle 2 providing at the present embodiment, in mounting groove 2-1, be provided with key 2-8, key 2-8 is between elastic clip 2-6 and the 2-3 of lower handle portion, its front end is hinged by jointed shaft 2-9 and lower handle portion, and key 2-8 can turn into or produce mounting groove 2-1 around jointed shaft 2-9.
Shown in structural member accompanying drawing 7 and accompanying drawing 8 after the handle that this embodiment provides and blade are installed.Rotating shaft 2-4 on handle is through the through hole of ceramic knife blade afterbody, the afterbody of pottery knife blade 1 is clamped by elastic clip 2-6 and upper handle body 2-2, positioning convex strip 2-7 on elastic clip 2-6 is positioned at the detent of blade afterbody, key 2-8 is turned in mounting groove elastic clip 2-6 is pushed against, now ceramic knife blade 1 is fixedly mounted in mounting groove, and doctor can carry out operation technique smoothly.When needs unload ceramic knife blade 1, key 2-8 is produced to mounting groove 2-1, remaining step is consistent with the step of introducing in embodiment 1.
Mounting groove on the handle of introducing in the above-described embodiments, arranging of its length and width is consistent with length, the width of ceramic tip afterbody respectively.
The ceramic tip of introducing in the present invention adopts zirconium oxide or aluminium oxide ceramics to be made.
Claims (5)
1. a ceramic scalpel, comprises ceramic tip and handle, it is characterized in that: described ceramic tip comprises blade part and afterbody, on the cutter blade of afterbody, is provided with through hole; The handle side portion of described handle front end is provided with along the mounting groove caving in of handle trend, the bottom land of mounting groove is positioned at handle handlebody inside, mounting groove is divided into upper handle body and lower handle portion by the handle body of handle front end, in the bottom of upper handle body tail end, be provided with the rotating shaft of pointing in mounting groove, between rotating shaft bottom and lower handle portion, leave blade and insert space; In mounting groove, be provided with an elastic clip along handle trend, elastic clip is adjacent to upper handle body on the whole, elastic clip is fixing near one end and the lower handle portion surface of rotating shaft, when ceramic tip is positioned at behind mounting groove inside, rotating shaft is through the through hole of ceramic tip afterbody, and the afterbody of ceramic tip is clamped by elastic clip and upper handle body.
2. ceramic scalpel according to claim 1, it is characterized in that: the surface of described elastic clip is provided with some positioning convex strips, positioning convex strip and the vertical setting of handle trend, at the back side of ceramic tip afterbody, be provided with the detent corresponding with positioning convex strip, after ceramic tip is clamped by elastic clip, positioning convex strip is positioned at detent.
3. ceramic scalpel according to claim 1 and 2, it is characterized in that: in mounting groove, be provided with key, key is between elastic clip and lower handle portion, and its front end is hinged by jointed shaft and lower handle portion, and key can turn into or produce mounting groove around jointed shaft.
4. ceramic scalpel according to claim 1, is characterized in that: the length of described mounting groove and width are consistent with length, the width of ceramic tip afterbody respectively.
5. ceramic scalpel according to claim 1, is characterized in that: described ceramic tip adopts zirconium oxide or aluminium oxide ceramics to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410044405.5A CN103735299B (en) | 2014-02-06 | 2014-02-06 | A kind of ceramic scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410044405.5A CN103735299B (en) | 2014-02-06 | 2014-02-06 | A kind of ceramic scalpel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103735299A true CN103735299A (en) | 2014-04-23 |
| CN103735299B CN103735299B (en) | 2016-08-17 |
Family
ID=50492425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410044405.5A Expired - Fee Related CN103735299B (en) | 2014-02-06 | 2014-02-06 | A kind of ceramic scalpel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103735299B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935306A (en) * | 2016-05-31 | 2016-09-14 | 成都德善能科技有限公司 | Ceramic lighting scalpel |
| CN108158634A (en) * | 2017-12-28 | 2018-06-15 | 姚春龙 | It is a kind of can ultrasonic actuation surgery knife |
| CN108938050A (en) * | 2018-05-24 | 2018-12-07 | 山东大学 | A kind of tooth-planting operation scalpel and its operating method |
| WO2019130157A1 (en) | 2017-12-27 | 2019-07-04 | 3M Innovative Properties Company | Tool for opening self-ligating brackets |
| CN112294400A (en) * | 2019-07-29 | 2021-02-02 | 光弘生医科技股份有限公司 | Ceramic scalpel |
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| CN1817313A (en) * | 2006-03-13 | 2006-08-16 | 钱倚天 | Safety scalpel |
| US20060212058A1 (en) * | 2005-03-18 | 2006-09-21 | Ilija Djordjevic | Disposable safety surgical blade |
| CN2885144Y (en) * | 2006-04-07 | 2007-04-04 | 王伟 | Surgical knife |
| CN201551372U (en) * | 2009-11-30 | 2010-08-18 | 郑伟 | Orthopedic surgery combined knife provided with micro illumination devices |
| CN202218896U (en) * | 2011-06-20 | 2012-05-16 | 苗杰 | Novel surgical operation knife |
| CN202437276U (en) * | 2012-01-14 | 2012-09-19 | 潘继明 | Microscopic operating scalpel of neurosurgery |
| CN102715935A (en) * | 2012-07-10 | 2012-10-10 | 浙江舒友仪器设备有限公司 | Ultrasonic scalpel |
| CN202714897U (en) * | 2012-07-20 | 2013-02-06 | 李光亮 | Neurosurgery surgical knife |
| CN202843725U (en) * | 2012-11-14 | 2013-04-03 | 高晓燕 | Scalpel |
| CN202960682U (en) * | 2013-01-06 | 2013-06-05 | 杨泽利 | Novel scalpel |
| CN203001067U (en) * | 2012-12-04 | 2013-06-19 | 王林伟 | Adjustable scalpel |
| CN203182993U (en) * | 2013-04-21 | 2013-09-11 | 宋海彬 | Surgical multifunctional scalpel |
| CN203263499U (en) * | 2013-06-20 | 2013-11-06 | 石岩 | Novel surgical knife |
| DE202013105050U1 (en) * | 2013-11-09 | 2013-12-13 | Xiaoming Zhang | A scalpel with exchangeable blade |
| CN203763182U (en) * | 2014-02-06 | 2014-08-13 | 王新本 | Ceramic scalpel |
-
2014
- 2014-02-06 CN CN201410044405.5A patent/CN103735299B/en not_active Expired - Fee Related
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060212058A1 (en) * | 2005-03-18 | 2006-09-21 | Ilija Djordjevic | Disposable safety surgical blade |
| CN1817313A (en) * | 2006-03-13 | 2006-08-16 | 钱倚天 | Safety scalpel |
| CN2885144Y (en) * | 2006-04-07 | 2007-04-04 | 王伟 | Surgical knife |
| CN201551372U (en) * | 2009-11-30 | 2010-08-18 | 郑伟 | Orthopedic surgery combined knife provided with micro illumination devices |
| CN202218896U (en) * | 2011-06-20 | 2012-05-16 | 苗杰 | Novel surgical operation knife |
| CN202437276U (en) * | 2012-01-14 | 2012-09-19 | 潘继明 | Microscopic operating scalpel of neurosurgery |
| CN102715935A (en) * | 2012-07-10 | 2012-10-10 | 浙江舒友仪器设备有限公司 | Ultrasonic scalpel |
| CN202714897U (en) * | 2012-07-20 | 2013-02-06 | 李光亮 | Neurosurgery surgical knife |
| CN202843725U (en) * | 2012-11-14 | 2013-04-03 | 高晓燕 | Scalpel |
| CN203001067U (en) * | 2012-12-04 | 2013-06-19 | 王林伟 | Adjustable scalpel |
| CN202960682U (en) * | 2013-01-06 | 2013-06-05 | 杨泽利 | Novel scalpel |
| CN203182993U (en) * | 2013-04-21 | 2013-09-11 | 宋海彬 | Surgical multifunctional scalpel |
| CN203263499U (en) * | 2013-06-20 | 2013-11-06 | 石岩 | Novel surgical knife |
| DE202013105050U1 (en) * | 2013-11-09 | 2013-12-13 | Xiaoming Zhang | A scalpel with exchangeable blade |
| CN203763182U (en) * | 2014-02-06 | 2014-08-13 | 王新本 | Ceramic scalpel |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935306A (en) * | 2016-05-31 | 2016-09-14 | 成都德善能科技有限公司 | Ceramic lighting scalpel |
| CN105935306B (en) * | 2016-05-31 | 2019-06-28 | 常州市佳杰医疗器械有限公司 | A kind of ceramics illumination scalpel |
| WO2019130157A1 (en) | 2017-12-27 | 2019-07-04 | 3M Innovative Properties Company | Tool for opening self-ligating brackets |
| US20200330188A1 (en) * | 2017-12-27 | 2020-10-22 | 3M Innovative Properties Company | Tool for opening self-ligating brackets |
| CN108158634A (en) * | 2017-12-28 | 2018-06-15 | 姚春龙 | It is a kind of can ultrasonic actuation surgery knife |
| CN108938050A (en) * | 2018-05-24 | 2018-12-07 | 山东大学 | A kind of tooth-planting operation scalpel and its operating method |
| CN108938050B (en) * | 2018-05-24 | 2019-08-30 | 山东大学 | A kind of tooth-planting operation scalpel and its operating method |
| CN112294400A (en) * | 2019-07-29 | 2021-02-02 | 光弘生医科技股份有限公司 | Ceramic scalpel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103735299B (en) | 2016-08-17 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Mengjun Inventor after: Zhang Hongjun Inventor after: Li Xia Inventor before: Wang Xinben Inventor before: Zhou Xinchun Inventor before: Huan Xiulian |
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Effective date of registration: 20160726 Address after: 266000 Qingdao City, Sifang District, Shandong flood water ditch village, No. 2, 106 Applicant after: Chen Hong Applicant after: Zhang Mengjun Address before: 264300, No. 16 ERON Road, Shidao Management District, Weihai, Shandong, Rongcheng Applicant before: Wang Xinben |
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