CN103976776B - Disposable safe scalpel - Google Patents
Disposable safe scalpel Download PDFInfo
- Publication number
- CN103976776B CN103976776B CN201410228377.2A CN201410228377A CN103976776B CN 103976776 B CN103976776 B CN 103976776B CN 201410228377 A CN201410228377 A CN 201410228377A CN 103976776 B CN103976776 B CN 103976776B
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- Prior art keywords
- knife
- handle
- broach shell
- port
- slot
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- 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
-
- 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
- A61B2017/32113—Surgical scalpels, knives; Accessories therefor with extendable or retractable guard or blade
Abstract
Disposable safe scalpel of the present invention, be made up of blade, handle of a knife and broach shell, when the relative handle of a knife slide anteroposterior of broach shell and when locating, blade presents and stretches out and retraction two states from broach shell, it is characterized in that: the first locking port is set in the knife-protecting lock port front of handle of a knife reverse side, between knife-protecting lock port and the first locking port, carry out transition by inclined-plane or arc surface; In the front of handle of a knife front through slot, the second locking port and stopper are set.Under button is in pressed state, during driven forward broach shell, due to ram tackle by stopper cannot make to ram from through slot front end and slide onto the second locking port, effectively prevent scalpel and not yet use the situation being just pushed into locking state.In addition, can not there is the phenomenon of slippage in state stuck while of front-back two-sided, thus ensure that the stability of locking state well because of the excesssive gap between broach shell and handle of a knife and distortion.
Description
Technical field
The present invention relates to Medical surgical cutter, particularly a kind of disposable safe operating knife of band blade protective sleeve.
Background technology
Scalpel carries out operating indispensable instrument.The development of disposable safe operating knife has many decades history, wherein also be experienced by the improvement of scalpel many stages, the design and development of current scalpel just progressively moves to maturity, but in the development course of scalpel, the safety of use and convenience are the focus that those skilled in the art pay close attention to all the time.
Chinese patent CN2621611Y with the immediate prior art of the present invention, the utility model patent that name is called " card-locked type disposable safe scalpel ".See this patent, scalpel is made up of blade, handle of a knife and broach shell, broach shell is established button and tapered end, and knife-protecting lock port is established in the slideway front portion on handle of a knife, and use fore shaft is established at rear portion, and button push tapered end makes broach shell at knife-protecting lock port and uses to slide between fore shaft two positions and change.Be characterized in: this technical scheme devise in knife-protecting lock port front portion a kind of can the locking port of locked broach shell, scalpel can be pinned button after using and is first pushed to from open position by broach shell and protect cutter position, then locking position is pushed into by locked for broach shell on handle of a knife, again can not open and reuse, become " disposable " scalpel truly, thoroughly solve the safety problem that protective-cover type scalpel is in the past left over.
But find in actual applications, still there is design defect in above-mentioned art solutions, makes troubles to use, even leaves potential safety hazard.The first, in an initial condition, broach shell is in and protects cutter position this scalpel, if when user pins that maloperation is by broach shell pushed forward after button, then scalpel not yet uses and just enters locking position, thus loses follow-up using state; The second, after broach shell is in locking position, continues firmly pushed forward easily make broach shell from the slippage of handle of a knife front end if pin button, thus lose the protection to blade.
For this reason, the safety that the present invention uses from scalpel and convenience angle are started with and to be improved above-mentioned prior art, to overcome the defect that prior art exists.
Summary of the invention
In view of the shortcoming of above prior art, the invention provides a kind of disposable safe scalpel, its objective is and will solve the above-mentioned convenience closest to existence in prior art use and safety issue.Wherein, the first object solves the broach shell problem locked relative to handle of a knife maloperation, and the second object is the problem solving the relative handle of a knife slippage of broach shell.
For achieving the above object, the technical solution used in the present invention is: a kind of disposable safe scalpel, be made up of blade, handle of a knife and broach shell, blade is fixed on handle of a knife front portion, broach shell is enclosed within handle of a knife front portion and is connected with a detent mechanism and handle of a knife front portion by a slide mechanism, when the relative handle of a knife slide anteroposterior of broach shell and when locating, blade presents and stretches out and retraction two states from broach shell front opening.
Described detent mechanism has button, tapered end, knife-protecting lock port, dew cutter fore shaft and through slot, wherein, through slot to be located on handle of a knife and to arrange along shank length direction, through slot is through between the front and reverse side of handle of a knife thickness direction, knife-protecting lock port is located in the through slot front position of handle of a knife reverse side, dew cutter fore shaft is located on the through slot back-end location of handle of a knife reverse side, button and tapered end are all located on broach shell, wherein, button is positioned at the front of broach shell thickness direction, tapered end is positioned at the reverse side of broach shell thickness direction, button and tapered end are respectively the resilient arm structure that broach shell extends, button is provided with rams, under broach shell and handle of a knife suit state, described raming to offset from handle of a knife front through through slot and the tapered end being positioned at handle of a knife reverse side or close, when the relative broach shell of blade present stretch out state time, tapered end snaps in position and lock in dew cutter fore shaft, when the relative broach shell of blade presents retracted mode, tapered end snaps in position and lock in knife-protecting lock port, when pressing and promote button, ram and promote tapered end disengaging dew cutter fore shaft or knife-protecting lock port, and conversion of sliding between dew cutter fore shaft and knife-protecting lock port two positions.
In the knife-protecting lock port front of handle of a knife reverse side, the first locking port is set, this first locking port is concave shaped cavity structure and is used for coordinating with tapered end, the concave shaped cavity of the first locking port has the first leading flank and the first trailing flank, first leading flank and the first trailing flank are all perpendicular to shank length direction, carry out transition by inclined-plane or arc surface between knife-protecting lock port and the first locking port, the direction of inclined-plane or arc surface and position are conducive to tapered end and slide onto the first locking port from knife-protecting lock port.
In handle of a knife front, the position of corresponding reverse side first locking port arranges the second locking port, this the second locking port is positioned at the front of handle of a knife front through slot, second locking port is concave shaped cavity structure and is used for coordinating with raming, the concave shaped cavity of the second locking port has the second leading flank and the second trailing flank, second leading flank, perpendicular to shank length direction, is provided with stopper between the front end of handle of a knife front through slot and the second locking port, this stopper near the lateral vertical of through slot in shank length direction.
Under button is in pressed state, time simultaneously by button driven forward broach shell, to ram tackle by stopper and cannot slide onto the second locking port from through slot front end; Under button is in free state, when pulling forward or promote broach shell, connect the elastic arm of raming with tapered end and be bent outwardly distortion simultaneously, wherein, ram and dodge stopper in handle of a knife front and slide onto the second locking port from through slot front end, tapered end slides onto first locking port from knife-protecting lock port through inclined-plane or arc surface at handle of a knife reverse side simultaneously, forms locking state.
Related content in technique scheme is explained as follows:
1., in such scheme, described " front portion ", " front end ", " front and back ", " front ", " leading flank ", " front " in " forward " refer to using the overall direction as reference point of a knife indication of scalpel of the present invention." afterwards " in described " rear end ", " front and back ", " trailing flank " refers to the opposite direction of " front ".
2., in such scheme, described " front " refers to using scalpel of the present invention overall as the side residing for reference button." reverse side " refers to one side contrary to the positive.Front to reverse side is the thickness direction of scalpel.The front and back of scalpel are length directions.What the present invention's diagram provided is right hand holding scalpel, and after gripping with the right hand, the lucky operation of nature of thumb is in button.Left-handed formula scalpel and right hand holding scalpel are that benchmark is symmetrical in the lateral direction with centrage.The front of left-handed formula scalpel is still the side residing for button.
3., in such scheme, described " position and lock " refers to that broach shell is relative to handle of a knife temporarily locked not slidable state, can press button to the state of unlocking.Described " locking state " is different from position and lock, and locking state refers to the state that the relative handle of a knife of broach shell is forever locked, and this state is permanent locking, only has and could remove locking state by destroying.
4. in such scheme, described slide mechanism to be coordinated with broach shell inner edge by the anterior outer rim of handle of a knife and forms, and wherein, the obverse and reverse of handle of a knife front portion is equipped with convex tendon along its length, broach shell inner edge is to being provided with groove by convex tendon, and convex tendon and groove fit form sliding guide mechanism.
Design principle of the present invention and effect are: the present invention relates to the disposable safe scalpel that a kind of blade bearing and handle of a knife are integral type syndeton and band blade protective sleeve (broach shell).In order to solve the problem of broach shell and broach shell relative handle of a knife slippage locked relative to handle of a knife maloperation, the present invention arranges the first locking port simultaneously in the knife-protecting lock port front of handle of a knife reverse side, arrange the second locking port and stopper in the front of handle of a knife front through slot.Like this under button is in pressed state, time simultaneously by button driven forward broach shell, can not flexural deformation be carried out owing to connecting the elastic arm of raming under pressed state, thus to cause raming tackle by stopper and cannot slide onto the second locking port from through slot front end.This function and effect can prevent scalpel (when broach shell is in and protects cutter position) in an initial condition effectively, and when user pins that maloperation is by broach shell pushed forward after button, scalpel not yet uses the situation just entering locking state.After scalpel uses, as long as in order to safety is under button is in free state, pull forward or promote broach shell, be bent outwardly distortion owing to connecting the elastic arm of raming with tapered end simultaneously, wherein, ram and dodge stopper in handle of a knife front and slide onto the second locking port from through slot front end, tapered end slides onto first locking port from knife-protecting lock port through inclined-plane or arc surface at handle of a knife reverse side simultaneously, forms locking state.Under locking state, because raming of handle of a knife front is stuck in the second locking port, the tapered end of handle of a knife reverse side is stuck in the first locking port simultaneously, this two-sided while stuck state can not there is the phenomenon of slippage because of the excesssive gap between broach shell and handle of a knife and distortion, thus ensure that the stability of locking state well.In addition, the present invention with describe in background technology closest to compared with prior art, not only solve the problem of broach shell and broach shell relative handle of a knife slippage locked relative to handle of a knife maloperation, improve convenience and safety that scalpel uses, but manufacturing cost is same as the prior art, do not increase.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention disposable safe scalpel front three-dimensional exploded view;
Fig. 2 is embodiment of the present invention disposable safe scalpel reverse side three-dimensional exploded view;
Fig. 3 is the view that the broach shell in the embodiment of the present invention is observed from rear end;
Fig. 4 is the A place enlarged drawing in Fig. 1 of the present invention;
Fig. 5 is the B place enlarged drawing in Fig. 1 of the present invention;
Fig. 6 is the C place enlarged drawing in Fig. 2 of the present invention;
Fig. 7 is the handle of a knife front partial enlarged drawing in the embodiment of the present invention;
Fig. 8 is the handle of a knife reverse side partial enlarged drawing in the embodiment of the present invention;
Fig. 9 is embodiment of the present invention disposable safe scalpel original state axonometric chart;
Figure 10 is embodiment of the present invention disposable safe scalpel using state axonometric chart;
Figure 11 is embodiment of the present invention disposable safe scalpel locking state axonometric chart;
Figure 12 be embodiment of the present invention disposable safe scalpel in an initial condition or the partial sectional view got back to after using under original state;
Figure 13 is embodiment of the present invention disposable safe scalpel partial sectional view in a state of use;
Figure 14 is the partial sectional view of embodiment of the present invention disposable safe scalpel under locking state.
Label declaration in above accompanying drawing is as follows:
1. blade; 2. handle of a knife; 3. broach shell; 4. front opening; 5. button; 6. tapered end; 7. knife-protecting lock port; 8. reveal cutter fore shaft; 9. through slot; 10. ram; 11. first locking ports; 12. second locking ports; 13. stoppers; 14. convex tendons; 15. grooves; 16. front elastic arms; 17. reverse side elastic arms; 18. inclined-planes; 19. push buttons.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment: a kind of disposable safe scalpel
As Fig. 1 and Fig. 2, this scalpel is made up of blade 1, handle of a knife 2 and broach shell 3, it is anterior that blade 1 is fixed on handle of a knife 2, broach shell 3 is enclosed within handle of a knife 2 front portion and is connected with a detent mechanism and handle of a knife 2 front portion by a slide mechanism, when broach shell 3 relatively handle of a knife 2 slide anteroposterior when locating, blade 1 presents and stretches out and retraction two states from broach shell 3 front opening 4.
Described slide mechanism to be coordinated with broach shell 3 inner edge by the anterior outer rim of handle of a knife 2 and forms, wherein, the obverse and reverse of handle of a knife 2 front portion is equipped with convex tendon 14(along its length and sees Fig. 5-8), broach shell 3 inner edge to should convex tendon 14 be provided with groove 15(and see Fig. 3), convex tendon 14 coordinates with groove 15 and forms sliding guide mechanism.
Described detent mechanism has button 5(and sees Fig. 3,4), tapered end 6(is shown in Fig. 3,4), knife-protecting lock port 7(is shown in Fig. 5-8), dew cutter fore shaft 8(is shown in Fig. 7,8,9,11) and through slot 9(see Fig. 5-8), wherein, through slot 9 to be located on handle of a knife 2 and to arrange along handle of a knife 2 length direction, and through slot 9 is through between the front and reverse side of handle of a knife 2 thickness direction.Knife-protecting lock port 7 is located in through slot 9 front position of handle of a knife 2 reverse side, and dew cutter fore shaft 8 is located on through slot 9 back-end location of handle of a knife 2 reverse side.Button 5 and tapered end 6 are all located at (see Fig. 3,4) on broach shell 3, wherein, button 5 is positioned at the front of broach shell 3 thickness direction, tapered end 6 is positioned at the reverse side of broach shell 3 thickness direction, button 5 and tapered end 6 are respectively the resilient arm structure that broach shell 3 extends, wherein, (see figure 4) on the front elastic arm 16 that button 5 is located at broach shell 3, (see figure 4) on the reverse side elastic arm 17 that tapered end 6 is located at broach shell 3.Button 5 is provided with the 10(that rams and sees Fig. 3, 4), under broach shell 3 with handle of a knife 2 suit state, described raming 10 to offset from handle of a knife 2 front through through slot 9 and the tapered end 6 being positioned at handle of a knife 2 reverse side or close to (see Fig. 3, 4), when blade 1 relatively broach shell 3 present stretch out state time (see figure 10), tapered end 6 snaps in position and lock in dew cutter fore shaft 8, the (see figure 9) when the relative broach shell 3 of blade 1 presents retracted mode, tapered end 6 snaps in position and lock in knife-protecting lock port 7, when pressing and promote button 5, 10 promotion tapered ends 6 of raming depart from dew cutter fore shaft 8 or knife-protecting lock port 7, and conversion of sliding between dew cutter fore shaft 8 and knife-protecting lock port 7 two positions.
First locking port 11(is set in knife-protecting lock port 7 front of handle of a knife 2 reverse side and sees Fig. 6,8), this first locking port 11 is concave shaped cavity structure and is used for coordinating with tapered end 6, the concave shaped cavity of the first locking port 11 has the first leading flank and the first trailing flank, first leading flank and the first trailing flank are all perpendicular to handle of a knife 2 length direction, see Fig. 6 by inclined-plane 18(between knife-protecting lock port 7 and the first locking port 11) or arc surface carry out transition, the direction of inclined-plane 18 or arc surface and position are conducive to tapered end 6 and slide onto the first locking port 11 from knife-protecting lock port 7.
In handle of a knife 2 front, the position of corresponding reverse side first locking port 11 arranges the second locking port 12(and sees Fig. 5,7), this second locking port 12 is positioned at the front of handle of a knife 2 front through slot 9, second locking port 12 is for concave shaped cavity structure and be used for 10 coordinating with raming, the concave shaped cavity of the second locking port 12 has the second leading flank and the second trailing flank, second leading flank is perpendicular to handle of a knife 2 length direction, be provided with stopper 13(between the front end of handle of a knife 2 front through slot 9 and the second locking port 12 and see Fig. 5), this stopper 13 near the lateral vertical of through slot 9 in handle of a knife 2 length direction.
The use procedure of the present embodiment disposable safe scalpel is described below:
The first, original state before scalpel uses
Fig. 9 and Figure 12 represents this state.As can be seen from Figure 12, in this case, tapered end 6 snaps in knife-protecting lock port 7, makes the relative handle of a knife 2 of broach shell 3 be in position and lock state.If want to open broach shell 3 must pin the button 5 10 promotion tapered ends 6 that make to ram and depart from knife-protecting lock port 7, then could promote backward button 5 drive broach shell 3 relatively handle of a knife 2 slide backward.Now, if after operator pins button 5, when maloperation occurs pushed forward broach shell 3, with regard to the prior art described in background technology, scalpel will inevitably be made just to enter locking state when not yet using.And for the present invention, under button 5 is in pressed state, if pushed forward broach shell 3, due to ram 10 tackle by stopper 13 and cannot slide onto the second locking port 12 from through slot 9 front end, namely can not there is the above-mentioned situation being caused scalpel premature failure by maloperation in the present invention.So the present invention in this case, if pin the operation that button 5 also can only carry out opening broach shell 3.
The second, scalpel using state
Figure 10 and Figure 13 represents this state.This state on original state basis, pins button 5 and promote button 5 backward to make the relative handle of a knife 2 of broach shell 3 slide backwards on position, rear end and obtain.As can be seen from Figure 13, in this case, tapered end 6 snaps in dew cutter fore shaft 8, and make the relative handle of a knife 2 of broach shell 3 be in position and lock state, blade 1 stretches out from the front opening of broach shell 3, is in using state outside being exposed to.
3rd, closed condition after scalpel uses
Fig. 9 and Figure 12 represents this state.This state be pin on using state basis button 5 pushed forward button 5 make broach shell 3 relatively handle of a knife 2 forward slip obtain to position, front end.As can be seen from Figure 12, in this case, tapered end 6 snaps in knife-protecting lock port 7, makes the relative handle of a knife 2 of broach shell 3 be in position and lock state.
4th, locking state after scalpel uses
Figure 11 and Figure 14 represents this state.This state is by above-mentioned closed condition transition, specifically: decontrol button 5, under button 5 is in free state, Figure 11 is seen by push button 19() pushed forward broach shell 3, or with hands pinch broach shell 3 pull forward broach shell 3 time, connect ram 10 front elastic arm 16 be bent outwardly distortion with the reverse side elastic arm 17 being connected tapered end 6 simultaneously, wherein, ram and 10 dodge stopper 13 in handle of a knife 2 front and slide onto the second locking port 12 from through slot 9 front end, tapered end 6 slides onto first locking port 11 from knife-protecting lock port 7 through inclined-plane 18 or arc surface at handle of a knife 2 reverse side simultaneously, form locking state.This state bottom knife 1 is hidden in broach shell 3 and is in protected state, and operator again can not open broach shell 3 and use scalpel.
Under locking state, because raming of handle of a knife 2 front is 10 stuck in the second locking port 12, the tapered end 6 of handle of a knife 2 reverse side is stuck in the first locking port 11 simultaneously, this two-sided while stuck state can not there is the phenomenon of slippage because of the excesssive gap between broach shell 3 and handle of a knife 2 and distortion, thus ensure that the stability of locking state well.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to spirit of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (2)
1. a disposable safe scalpel, be made up of blade (1), handle of a knife (2) and broach shell (3), it is anterior that blade (1) is fixed on handle of a knife (2), broach shell (3) is enclosed within the anterior slide mechanism that also passes through of handle of a knife (2) and is connected with a detent mechanism and handle of a knife (2) front portion, when broach shell (3) relatively handle of a knife (2) slide anteroposterior when locating, blade (1) presents and stretches out and retraction two states from broach shell (3) front opening (4);
Described detent mechanism has button (5), tapered end (6), knife-protecting lock port (7), dew cutter fore shaft (8) and through slot (9), wherein, through slot (9) is located at handle of a knife (2) and goes up and arrange along handle of a knife (2) length direction, through slot (9) is through between the front and reverse side of handle of a knife (2) thickness direction, knife-protecting lock port (7) is located in through slot (9) front position of handle of a knife (2) reverse side, dew cutter fore shaft (8) is located on through slot (9) back-end location of handle of a knife (2) reverse side, button (5) and tapered end (6) are all located on broach shell (3), wherein, button (5) is positioned at the front of broach shell (3) thickness direction, tapered end (6) is positioned at the reverse side of broach shell (3) thickness direction, button (5) and tapered end (6) are respectively the resilient arm structure that broach shell (3) extends, button (5) is provided with ram (10), under broach shell (3) with handle of a knife (2) suit state, described ram (10) offset from handle of a knife (2) front through through slot (9) and the tapered end (6) being positioned at handle of a knife (2) reverse side or close, when blade (1) relatively broach shell (3) present stretch out state time, tapered end (6) snaps in position and lock in dew cutter fore shaft (8), when broach shell (3) presents retracted mode to blade (1) relatively, tapered end (6) snaps in position and lock in knife-protecting lock port (7), when pressing and promote button (5), cutter fore shaft (8) or knife-protecting lock port (7) are revealed in (10) promotion tapered end (6) disengaging of raming, and conversion of sliding between dew cutter fore shaft (8) and knife-protecting lock port (7) two positions,
It is characterized in that:
In knife-protecting lock port (7) front of handle of a knife (2) reverse side, the first locking port (11) is set, this first locking port (11) is for concave shaped cavity structure and be used for coordinating with tapered end (6), the concave shaped cavity of the first locking port (11) has the first leading flank and the first trailing flank, first leading flank and the first trailing flank are all perpendicular to handle of a knife (2) length direction, transition is carried out by inclined-plane (18) or arc surface between knife-protecting lock port (7) and the first locking port (11), the direction of inclined-plane (18) or arc surface and position are conducive to tapered end (6) and slide onto the first locking port (11) from knife-protecting lock port (7),
In handle of a knife (2) front, the position of corresponding reverse side first locking port (11) arranges the second locking port (12), this the second locking port (12) is positioned at the front in handle of a knife (2) front through slot (9), second locking port (12) is for concave shaped cavity structure and be used for coordinating with ram (10), the concave shaped cavity of the second locking port (12) has the second leading flank and the second trailing flank, second leading flank is perpendicular to handle of a knife (2) length direction, stopper (13) is provided with between the front end in handle of a knife (2) front through slot (9) and the second locking port (12), the lateral vertical of the close through slot (9) of this stopper (13) is in handle of a knife (2) length direction,
Under button (5) is in pressed state, simultaneously by button (5) driven forward broach shell (3) time, ram (10) tackle by stopper (13) and cannot slide onto the second locking port (12) from through slot (9) front end; Under button (5) is in free state, when pulling forward or promote broach shell (3), connection is ramed (10) and the elastic arm of tapered end (6) is bent outwardly distortion simultaneously, wherein, ram (10) dodge stopper (13) in handle of a knife (2) front and slide onto the second locking port (12) from through slot (9) front end, tapered end (6) slides onto first locking port (11) from knife-protecting lock port (7) through inclined-plane (18) or arc surface at handle of a knife (2) reverse side simultaneously, forms locking state.
2. disposable safe scalpel according to claim 1, it is characterized in that: described slide mechanism to be coordinated with broach shell (3) inner edge by handle of a knife (2) anterior outer rim and forms, wherein, the obverse and reverse of handle of a knife (2) front portion is equipped with convex tendon (14) along its length, broach shell (3) inner edge is to being provided with groove (15) by convex tendon (14), and convex tendon (14) coordinates with groove (15) and forms sliding guide mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410228377.2A CN103976776B (en) | 2014-05-27 | 2014-05-27 | Disposable safe scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410228377.2A CN103976776B (en) | 2014-05-27 | 2014-05-27 | Disposable safe scalpel |
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| Publication Number | Publication Date |
|---|---|
| CN103976776A CN103976776A (en) | 2014-08-13 |
| CN103976776B true CN103976776B (en) | 2016-03-02 |
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| CN201410228377.2A Active CN103976776B (en) | 2014-05-27 | 2014-05-27 | Disposable safe scalpel |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106236201B (en) * | 2016-09-13 | 2018-09-14 | 苏州施莱医疗器械有限公司 | Sheath type disposable safe scalpel |
| CN107928752B (en) * | 2017-12-23 | 2024-02-27 | 博思研生物技术(苏州)有限公司 | Surgical ultrasonic knife with disposable knife head |
| CN109674514A (en) * | 2019-01-31 | 2019-04-26 | 永岳医疗科技(昆山)有限公司 | One-handed performance safety scalpel |
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