CN107374724A - A kind of multifunction surgical electric knife - Google Patents
A kind of multifunction surgical electric knife Download PDFInfo
- Publication number
- CN107374724A CN107374724A CN201710648058.0A CN201710648058A CN107374724A CN 107374724 A CN107374724 A CN 107374724A CN 201710648058 A CN201710648058 A CN 201710648058A CN 107374724 A CN107374724 A CN 107374724A
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- pressure pipe
- button
- knife
- handle
- flexible axle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B18/1442—Probes having pivoting end effectors, e.g. forceps
-
- 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
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
- A61B2218/008—Aspiration for smoke evacuation
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Otolaryngology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention provides a kind of multifunction surgical electric knife, belong to medical equipment technical field.It solves the problems such as existing electric knife intelligence degree is low.This multifunction surgical electric knife includes the handle of a knife and cutter head being connected with each other, handle of a knife is connected with power supply, the button one of control power supply is provided with handle of a knife, cutter head includes flexible axle and work head, flexible axle is made up of insulating materials, there is cavity inside flexible axle, cavity inside is provided with the wire of connection work head and handle of a knife, crooked pressure pipe is respectively arranged with the both sides side wall of flexible axle and stretches pressure pipe, crooked pressure pipe and stretch pressure pipe and be respectively connected with the pump housing, button two and button three are provided with handle of a knife, button two is used to control the pump housing to crooked pressure pipe discharge pressure and make crooked pressure pipe to curving, button three is used to controlling the pump housing to stretch to stretching pressure pipe discharge pressure and make to stretch pressure pipe, crooked pressure pipe when stretching pressure pipe difference with receiving pressure.The present invention has the advantages that intelligence degree is high.
Description
Technical field
The invention belongs to medical equipment technical field, is related to a kind of electrosurgical, more particularly to a kind of multifunction surgical electricity
Knife.
Background technology
Electrosurgical is a kind of electrosurgical unit for substituting mechanical operation knife to carry out tissue cutting, and it passes through effective motor point
Tissue is heated when high-frequency high-voltage current contacts with human body caused by end, realizes the separation and solidification to injected organism tissue, from
And play the purpose of cutting and hemostasis.The work head of the electric surgical knife bit of prior art is typically straight, in actual clinical
Operative treatment can only be carried out to the tissue in surgical field of view or organ, during other positions outside the visual field, straight electric knife can not
Freely worked in the scope required for operation, hook-shaped electric knife can only be used instead, surgical procedure is become complicated.
In view of the above-mentioned problems, people also have devised the rotatable electrosurgical of cutter head, some have also applied for patent, such as
Rotatable electric surgical knife bit is disclosed in Chinese patent literature data, and has applied for patent [application number：201420589029.3；
Authorization Notice No.：CN204246237U], an including conductive handle, conductive handle is made up of at least two section rigid conductive handles, is rigidly led
Be sequentially connected between electric handle by hinge, conductive handle one end be provided with a conductive plug, it is another be terminated with one work head.
Above-mentioned rotatable electric surgical knife bit can be safe and convenient to use by hinge any rotation.But this kind of electricity
Cutter head can only be rotated into the shape of demand before surgery, and intelligence degree is low.
The content of the invention
The purpose of the present invention is to be directed to the above-mentioned problems in the prior art, there is provided a kind of automatic rotary cutter it is more
Function electrosurgical.
The purpose of the present invention can be realized by following technical proposal：A kind of multifunction surgical electric knife, including be connected with each other
Handle of a knife and cutter head, it is characterised in that described handle of a knife is connected with power supply, and button one is provided with described handle of a knife, described
Button one controls electrosurgical to enter TURP pattern, and described cutter head includes flexible axle and the work head at the top of flexible axle,
Described flexible axle is made up of insulating materials, has cavity inside described flexible axle, described cavity inside is provided with connection work
Head and the wire of handle of a knife, crooked pressure pipe is respectively arranged with the both sides side wall of the flexible axle and stretches pressure pipe, described is curved
Bent pressure pipe and stretch pressure pipe and be respectively connected with the pump housing for providing pressure, described crooked pressure pipe and to stretch pressure pipe mutual
Do not connect, button two and button three are provided with described handle of a knife, described button two is used to control the pump housing to crooked pressure pipe
Discharge pressure, flexible axle is driven to be used for curving and fixation, described button three when described crooked pressure pipe receives pressure
The control pump housing drives flexible axle to stretch and fix to pressure pipe discharge pressure, described stretching is stretched when pressure pipe receives pressure, institute
The crooked pressure pipe stated when stretching pressure pipe difference with receiving pressure.
The operation principle of the present invention：When need to use the electric knife head stretched, three are pushed button, the pump housing only carries to stretching pressure pipe
Voltage supply power, now cutter head is in straight, and pushing button one makes work head be powered, you can tissue is cut.And bending need to be used
Electric knife head when, push button two, the pump housing only provides pressure to crooked pressure pipe, and crooked pressure pipe bends and drives flexible axle curved
Song, now cutter head is in hook, and the position that be able to can not be operated to straight cutter head is cut.The present invention controls the pump housing to give by button
Crooked pressure pipe stretches pressure pipe offer pressure, and it is in straight or hook-shaped to make cutter head, easy to operate, can be real without changing cutter head
The change of existing tip shapes, prevent from changing cutter head and causing apparatus contamination, and increase the opereating specification of electric knife, the scope of application
Extensively.
In above-mentioned multifunction surgical electric knife, button four is additionally provided with described handle of a knife, described button four controls
Electrosurgical enters coagulation pattern, and described button one starts when different from button four.
In above-mentioned multifunction surgical electric knife, the rear portion of the flexible axle is connected with hollow extension tube, described handle of a knife
On be provided with extend pipe end be connected with push button, be additionally provided with described handle of a knife with push button coordinate chute, described pushes away
Key can drive extension tube and be stretched with dynamic cutter head along cutter head length direction when being slided in chute.
In above-mentioned multifunction surgical electric knife, described crooked pressure pipe is hydraulic tube with stretching pressure pipe, described
The pump housing be hydraulic pump.
In above-mentioned multifunction surgical electric knife, described flexible axle is saved by some section connections and is spliced and connects section successively
Between connected by flexible material, described connection section is rectangular, the plane of crooked pressure pipe bending and is connected the side saved
Wall is parallel, and the projection of arc-shaped is provided with the two side of the connection section, and the projection between the adjacent connection saves is tangent.
In above-mentioned multifunction surgical electric knife, locating part, the gag lever post are additionally provided between the adjacent connection section
Both ends be connected to the home positions of adjacent projections.
In above-mentioned multifunction surgical electric knife, handle of a knife annular on the end face of cutter head side is provided with several
Light source, the button five that control light source opens and closes is additionally provided with described handle of a knife.
In above-mentioned multifunction surgical electric knife, button six is additionally provided with described handle of a knife, described button six is also used
In the change of control light source focal.
In above-mentioned multifunction surgical electric knife, the blow-off pipe connected with cavity is additionally provided with described handle of a knife, it is described
Blow-off pipe be connected with aspiration pump, described work head connects in hollow tubulose and with cavity.
In above-mentioned multifunction surgical electric knife, offered in the side wall of the work head several be used for vapour discharge and
The suction hole of blood.
Compared with prior art, the present invention has advantages below：
1st, the present invention directly controls stretching and bending for cutter head by button two and button three, simple to operate, prevents
Manual bending changes cutter head and causes cutter head to pollute, and increases the opereating specification of electric knife, applied widely.
2nd, the present invention has two kinds of operator schemes of TURP and coagulation, and operation mould can be achieved by button one and button four
The conversion of formula, it is simple and convenient, further increase the scope of application of electric knife.
3rd, flexible axle rear portion of the invention is connected with extension tube, by promoting push button that the extension of cutter head, operation letter can be achieved
Just, the opereating specification of electric knife and is further expanded.
4th, flexible axle of the invention is realized automatic bending by hydraulic pressure and stretched, and improves the radiating effect of electric knife, prevents electricity
Knife overheats.
5th, flexible axle of the invention is spliced by rectangle connection section, and the side wall for connecting section is provided with projection and adjacent projection
Between it is tangent so that flexible axle can only prevent flexible axle from rocking toward the direction bending of crooked pressure pipe bending.
6th, connector is additionally provided between adjacent connection section of the invention, further increases the steadiness of flexible axle.
7th, the present invention is additionally provided with some light sources of annular setting so that and light source can move with the movement of electric knife, and
The light source of annular can eliminate interference of the shade to operation, facilitate medical personnel to operate.
8th, the focus adjustable section of light source of the present invention is set, and can be focused with bending or extending according to cutter head, also can be with according to hand
The demand focusing of art is adjusted, and further facilitates medical personnel's operation.
9th, the present invention is additionally provided with blow-off pipe, because electric knife can produce smog during operation, also easily causes and oozes
Medical personnel are interfered by blood, sepage, and smog, hematocele, hydrops can be expelled directly out by blow-off pipe inside electric knife, reduce cigarette
Stimulation of the mist to staff, the interference of hematocele, hydrops to surgical field of view is excluded, operative site is become apparent from, facilitates medical care
Human users, and the suction hole set in the side wall for the head that works can increase the area of suction, further improve the effect of blowdown.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the cross-sectional view under the cutter head straight configuration of the present invention.
Fig. 3 is the structural representation under the cutter head case of bending of the present invention.
In figure, 1, handle of a knife；2nd, cutter head；3rd, power supply；4th, button one；5th, flexible axle；6th, work head；7th, cavity；8th, wire；9th, it is curved
Bent pressure pipe；10th, pressure pipe is stretched；11st, the pump housing；12nd, button two；13rd, button three；14th, button four；15th, extension tube；16th, push away
Key；17th, chute；18th, connection section；19th, projection；20th, locating part；21st, light source；22nd, button five；23rd, button six；24th, blow-off pipe；
25th, aspiration pump；26th, suction hole.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figure 1, Figure 2, Figure 3 shows, this multifunction surgical electric knife includes the handle of a knife 1 and cutter head 2 being connected with each other, and handle of a knife 1 connects
Power supply 3 is connected to, button 1 is provided with handle of a knife 1, button 1 controls electrosurgical to enter TURP pattern, and cutter head 2 includes flexible axle 5
And the work first 6 installed in the top of flexible axle 5, flexible axle 5 is made up of insulating materials, and the inside of flexible axle 5 has a cavity 7, inside cavity 7
Connection work first 6 and the wire 8 of handle of a knife 1 are provided with, crooked pressure pipe 9 is respectively arranged with the both sides side wall of flexible axle 5 and is stretched
Pressure pipe 10, crooked pressure pipe 9 and stretches pressure pipe 10 and is respectively connected with the pump housing 11 for providing pressure, the He of crooked pressure pipe 9
Stretch pressure pipe 10 not connect mutually, be provided with button 2 12 and button 3 13 on handle of a knife 1, button 2 12 be used to controlling the pump housing 11 to
The discharge pressure of crooked pressure pipe 9, crooked pressure pipe 9 receive to drive flexible axle 5 to use to curving and fixation, button 3 13 during pressure
In the control pump housing 11 to the discharge pressure of pressure pipe 10 is stretched, stretch and drive flexible axle 5 to stretch and fix when pressure pipe 10 receives pressure,
Crooked pressure pipe 9 receives pressure when different from stretching pressure pipe 10.In bending when crooked pressure pipe 9 is internally full of pressure
State, it is in straight configuration to stretch when pressure pipe 10 is internally full of pressure, and electric knife is during work, it is only necessary to which work head
6 top is touched, and without exerting oneself, therefore the pump housing 11 only needs to provide crooked pressure pipe 9 and stretches the pressure needed for pressure pipe 10
Power.
In order to increase the operator scheme of electric knife, button 4 14 is additionally provided with handle of a knife 1, button 4 14 controls electrosurgical to enter
Enter coagulation pattern, button 1 starts when different from button 4 14.Electric knife cut mode：High density high frequency electric is to local organization
The concentration heating on surface, make morphological element's rapid expanding explosion of tissue and separate, it is not necessary to what external force applied.Electric knife blood coagulation
Pattern：Relatively low high frequency power, lower current densities heat to bleeding and moist tissue, liquid component is volatilized, and tissue is dried, be solidifying
Gu, sealing blood vessels, and the not up to degree of tissue explosion, therefore the power of blood coagulation is small.
In order to increase the opereating specification of electric knife, the rear portion of flexible axle 5 is connected with hollow extension tube 15, is provided with handle of a knife 1
Push button 16 is connected with the end of extension tube 15, the chute 17 coordinated with push button 16 is additionally provided with handle of a knife 1, push button 16 is in chute 17
Extension tube 15 can be driven during middle slip and is stretched with dynamic cutter head 2 along the length direction of cutter head 2.
Preferably, crooked pressure pipe 9 is hydraulic tube with stretching pressure pipe 10, the pump housing 11 is hydraulic pump.The setting energy
The radiating effect of power-up knife is carried, prevents electric knife from overheating.
Further describe in detail, flexible axle 5 by it is some section connection section 18 be spliced successively and connect save 18 between by flexible material
Material connection, connection section 18 is rectangular, and the plane that crooked pressure pipe 9 is bent is parallel with the side wall of connection section 18, and the two of connection section 18
The projection 19 of arc-shaped is provided with side wall, the projection 19 that adjacent connection is saved between 18 is tangent, between adjacent connection section 18 also
Finite place piece 20 is set, and the both ends of gag lever post are connected to the home position of adjacent projections 19.The setting make it that flexible axle 5 can only
The direction bending bent towards crooked pressure pipe 9, prevents electric knife double swerve, improves the stability of electric knife, be easy to medical personnel
Operation, and connector is provided between adjacent contiguous block, it can further lift the stability of flexible axle 5.
Further describe in detail, the annular on the end face of the side of cutter head 2 of handle of a knife 1 is provided with several light sources 21, is gone back on handle of a knife 1
It is provided with the button 5 22 that control light source 21 opens and closes.The setting can be such that power supply 3 is moved with the movement of electric knife, and annular is set
Light source 21 can eliminate the interference of shade, facilitate the operation of medical personnel.
Further describe in detail, button 6 23 is additionally provided with handle of a knife 1, button 6 23 is additionally operable to control the change of the focal length of light source 21
Change.The setting can focus with bending or extending according to cutter head 2, also can enter one with being adjusted according to the demand focusing of operation
Step facilitates medical personnel to operate.
In order to prevent caused smog during electric knife use, hematocele, hydrops from influenceing sight, be additionally provided with handle of a knife 1 with
The blow-off pipe 24 that cavity 7 connects, blow-off pipe 24 are connected with aspiration pump 25, and work first 6 connects in hollow tubulose and with cavity 7.
In order that smoke discharging effect is more preferable, several suction holes 26 for being used for blowdown are offered in the side wall of work first 6.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although handle of a knife 1, cutter head 2, power supply 3, button 1, flexible axle 5, work first 6, cavity 7 have more been used herein, has been led
Line 8, crooked pressure pipe 9, stretch pressure pipe 10, the pump housing 11, button 2 12, button 3 13, button 4 14, extension tube 15, push button
16th, chute 17, connection section 18, projection 19, locating part 20, light source 21, button 5 22, button 6 23, blow-off pipe 24, aspiration pump
25th, the term such as suction hole 26, but it is not precluded from the possibility using other terms.Using these terms just for the sake of more convenient
Ground describes and explains the essence of the present invention；Being construed as any additional limitation is disagreed with spirit of the present invention
's.
Claims (10)
1. a kind of multifunction surgical electric knife, include the handle of a knife (1) and cutter head (2) of interconnection, it is characterised in that described handle of a knife
(1) power supply (3) is connected with, button one (4) is provided with described handle of a knife (1), described button one (4) control electrosurgical enters
Enter TURP pattern, described cutter head (2) includes flexible axle (5) and the work head (6) at the top of flexible axle (5), and described is soft
Axle (5) is made up of insulating materials, has cavity (7) inside described flexible axle (5), described cavity (7) is internally provided with connection
Work head (6) and the wire (8) of handle of a knife (1), be respectively arranged with the both sides side wall of the flexible axle (5) crooked pressure pipe (9) and
Stretch pressure pipe (10), described crooked pressure pipe (9) and stretch pressure pipe (10) and be respectively connected with the pump housing for providing pressure
(11), described crooked pressure pipe (9) with stretch pressure pipe (10) and do not connect mutually, described handle of a knife is provided with button two on (1)
(12) and button three (13), described button two (12) are described for controlling the pump housing (11) to crooked pressure pipe (9) discharge pressure
Crooked pressure pipe (9) drive flexible axle (5) when receiving pressure described button three (13) be used to control to curving and fixation
The pump housing (11) drives flexible axle (5) to stretch to pressure pipe (10) discharge pressure, described stretching is stretched when pressure pipe (10) receives pressure
Direct join is fixed, and described crooked pressure pipe (9) receives pressure when different from stretching pressure pipe (10).
2. a kind of multifunction surgical electric knife according to claim 1, it is characterised in that also set up on described handle of a knife (1)
There is button four (14), described button four (14) control electrosurgical enters coagulation pattern, described button one (4) and button four
(14) start when different.
A kind of 3. multifunction surgical electric knife according to claim 1, it is characterised in that the rear portion connection of the flexible axle (5)
There is hollow extension tube (15), be provided with described handle of a knife (1) and be connected with push button (16) with extension tube (15) end, it is described
The chute (17) coordinated with push button (16), energy when described push button (16) slides in chute (17) are additionally provided with handle of a knife (1)
Driving extension tube (15) is simultaneously stretched with dynamic cutter head (2) along cutter head (2) length direction.
A kind of 4. multifunction surgical electric knife according to claim 1, it is characterised in that described crooked pressure pipe (9) with
It is hydraulic tube to stretch pressure pipe (10), and the described pump housing (11) is hydraulic pump.
5. a kind of multifunction surgical electric knife according to claim 1, it is characterised in that described flexible axle (5) is by some sections
Connection section (18) is spliced and connected and connected by flexible material between section (18) successively, and described connection section (18) is in square
Shape, the plane of crooked pressure pipe (9) bending is parallel with the side wall of connection section (18), on the two side of the connection section (18)
The projection (19) of arc-shaped is provided with, the projection (19) that the adjacent connection is saved between (18) is tangent.
6. a kind of multifunction surgical electric knife according to claim 5, it is characterised in that between the adjacent connection section (18)
Locating part (20) is additionally provided with, the both ends of the gag lever post are connected to the home position of adjacent projections (19).
7. a kind of multifunction surgical electric knife according to claim 1, it is characterised in that the handle of a knife (1) is close to cutter head (2)
Annular is provided with several light sources (21) on the end face of side, and control light source (21) is additionally provided with described handle of a knife (1) and is opened and closed
Button five (22).
8. a kind of multifunction surgical electric knife according to claim 7, it is characterised in that also set up on described handle of a knife (1)
There is button six (23), described button six (23) is additionally operable to control the change of light source (21) focal length.
9. a kind of multifunction surgical electric knife according to claim 1, it is characterised in that also set up in described handle of a knife (1)
There is the blow-off pipe (24) connected with cavity (7), described blow-off pipe (24) is connected with aspiration pump (25), described work head (6)
Connected in hollow tubulose and with cavity (7).
10. a kind of multifunction surgical electric knife according to claim 9, it is characterised in that in the side wall of the work head (6)
Offer several suction holes (26) for being used for vapour discharge and blood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710648058.0A CN107374724B (en) | 2017-08-01 | 2017-08-01 | Multifunctional electric scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710648058.0A CN107374724B (en) | 2017-08-01 | 2017-08-01 | Multifunctional electric scalpel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107374724A true CN107374724A (en) | 2017-11-24 |
| CN107374724B CN107374724B (en) | 2021-08-27 |
Family
ID=60343599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710648058.0A Active CN107374724B (en) | 2017-08-01 | 2017-08-01 | Multifunctional electric scalpel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107374724B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294429A (en) * | 2020-09-17 | 2021-02-02 | 杭州堃博生物科技有限公司 | Electric knife |
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| CN106456244A (en) * | 2014-03-31 | 2017-02-22 | 热拉尔·布鲁克 | Electrosurgical instruments |
| CN208404833U (en) * | 2017-08-01 | 2019-01-22 | 杭州市第一人民医院 | A kind of multifunction surgical electric knife |
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|---|---|---|---|---|
| CN2832455Y (en) * | 2005-08-22 | 2006-11-01 | 上海市上海中学 | Feedback control robot finger |
| CN201223444Y (en) * | 2008-06-10 | 2009-04-22 | 韩汝政 | Smokeless monopole electrical knife |
| CN202908837U (en) * | 2012-10-15 | 2013-05-01 | 北华大学 | Novel universal endoscopic electrotome |
| CN103625625A (en) * | 2013-12-09 | 2014-03-12 | 中国人民解放军国防科学技术大学 | Bionic caudal fin underwater propeller based on hydraulic artificial muscles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294429A (en) * | 2020-09-17 | 2021-02-02 | 杭州堃博生物科技有限公司 | Electric knife |
| CN112294429B (en) * | 2020-09-17 | 2021-09-10 | 杭州堃博生物科技有限公司 | Electric knife |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107374724B (en) | 2021-08-27 |
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