CN110477998A - A kind of electric bone biting forceps - Google Patents
A kind of electric bone biting forceps Download PDFInfo
- Publication number
- CN110477998A CN110477998A CN201910739903.4A CN201910739903A CN110477998A CN 110477998 A CN110477998 A CN 110477998A CN 201910739903 A CN201910739903 A CN 201910739903A CN 110477998 A CN110477998 A CN 110477998A
- Authority
- CN
- China
- Prior art keywords
- plier
- claw beam
- slide bar
- slot
- sliding
- 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.)
- Pending
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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
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1604—Chisels; Rongeurs; Punches; Stamps
- A61B17/1606—Chisels; Rongeurs; Punches; Stamps of forceps type, i.e. having two jaw elements moving relative to each other
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1626—Control means; Display units
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
Abstract
The invention discloses a kind of electric bone biting forceps, its key points of the technical solution are that including preceding plier, rear plier, upper claw beam, lower claw beam and clamp block, electric device is installed in clamp block, the telescopic shaft for stretching out or retracting is provided on electric device, telescopic shaft is connected backwards to one end of electric device with the rear end of upper claw beam.The invention has the following advantages: when operation, medical staff holds clamp block, preceding plier alignment needs sting the bone cut, and electric device uses claw beam in flexible axis connection, the plier mobile simultaneously clamping of plier forward after claw beam drives in driving, bone is stung and is cut out, by Electronic control binding clip, medical staff is not necessarily to clamping claw of having an effect during operation, and hand is avoided to tremble because having an effect, to avoid binding clip from shaking, going on smoothly for operation is ensured.
Description
Technical field
The present invention relates to a kind of medical instruments, more specifically, it relates to a kind of electric bone biting forceps.
Background technique
Rongeur is for stinging the surgical instrument cut and take out downright bad rotten bone or amendment bone in bone surgery.Rongeur by
Binding clip part and handle portion composition make binding clip sting deep bone by holding handle, and bone is hard, it is necessary to firmly hand-to-hand grip
Handle, it is laborious to use time-consuming, and easily cause binding clip and tremble, cannot stablize and accurately be cut off, ensure operation it is smooth into
Row.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of electric bone biting forceps, the rongeur is logical
Cross Electronic control binding clip, binding clip is not easy to tremble when use, ensures going on smoothly for operation.
To achieve the above object, the present invention provides the following technical scheme that a kind of electric bone biting forceps, include preceding plier,
Plier, upper claw beam, lower claw beam and clamp block afterwards, preceding plier are detachably connected on the front end of lower claw beam, and rear plier is detachably connected on
The rear end of the front end of upper claw beam, lower claw beam is fixed on the front end of clamp block, and upper claw beam is slidably connected on lower claw beam, installs in clamp block
Have electric device, be provided with the telescopic shaft for stretching out or retracting on electric device, telescopic shaft backwards to electric device one end with
The rear end of upper claw beam is connected.
The present invention is further arranged to: electric device includes shell, motor and gear, and shell is fixedly connected on the top of clamp block
On face, motor is fixedly connected on the inner wall of shell, and output shaft is provided on motor, and gear key is connected on output shaft, shell
On be provided with telescopic mouth, telescopic shaft sliding is arranged on telescopic mouth, with respect to being provided with rack gear, tooth on one end of motor on telescopic shaft
Wheel and rack engagement.
The present invention is further arranged to: electric device further includes having rotating wheel, and the both ends of rotating wheel are rotatably connected on shell
Inner wall on, and the lower section of output shaft is set, when being installed, gear, rotating wheel and telescopic mouth limit telescopic axis make to stretch
Axis slides along its length.
The present invention is further arranged to: being provided with hand-held part in clamp block, switch button, electric device are provided on hand-held part
It further include battery, the opening and closing that switch button control battery is electrically connected with motor.
The present invention is further arranged to: the lamps and lanterns for illumination is provided on upper claw beam, lamps and lanterns are electrically connected with battery.
The present invention is further arranged to: first sliding groove is provided on lower claw beam, upper claw beam is provided at least one first cunning
Block is moved, is provided with limiting slot in first sliding groove, is provided with retention bead on the first slipping block, the first slipping block sliding setting is the
In one sliding slot, retention bead sliding is arranged in limiting slot.
The present invention is further arranged to: it is provided with second sliding slot on preceding plier, is provided with the second sliding block on rear plier, second
Sliding block sliding is arranged in second sliding slot.
The present invention is further arranged to: it is provided with the first slide bar on preceding plier, the first card slot is provided on the first slide bar, after
It is provided with the second slide bar on plier, the second card slot is provided on the second slide bar, the first card hole, the first card hole are provided on lower claw beam
On be provided with the first slot, the first fastening strip and the first spring, first rotating shaft, the both ends of first rotating shaft are set on the first fastening strip
It is rotatably connected on the inner wall of the first slot respectively, one end of the first spring is connected to the first fastening strip backwards to the one of the first slide bar
End, the other end of the first spring are connected on the inner wall of the first card hole, and the first fastening strip is provided with first relative to the first slide bar
Protrusion, when the first slide bar is inserted into the first card hole, the first protrusion is caught in the first card slot, and the first slide bar is fixed on the first card hole
It is interior；It is provided with the second card hole on upper claw beam, is provided with the second slot, the second fastening strip and second spring in the second card hole, second
Second shaft is set on fastening strip, and the both ends of the second shaft are rotatably connected on respectively on the inner wall of the second slot, second spring
One end is connected to the one end of the second fastening strip backwards to the second slide bar, and the other end of second spring is connected to the inner wall of the second card hole
On, the second fastening strip is provided with the second protrusion relative to the second slide bar, when the second slide bar is inserted into the second card hole, the second protrusion card
Enter in the second card slot, the second slide bar is fixed in the second card hole.
The present invention is further arranged to: hook and the first accommodating chamber before being provided on preceding plier, is provided with preceding cutting edge on preceding hook,
Plier is provided with rear hook and the second accommodating chamber afterwards, and rear cutting edge is provided in rear hook portion, and preceding cutting edge is adapted with rear cutting edge.
The present invention is further arranged to: shell is made of medical polyvinyl plastics.
To sum up, the invention has the following advantages: when performing the operation, medical staff holds clamp block, and preceding plier alignment needs to sting
The bone cut, electric device use claw beam in flexible axis connection, the plier mobile simultaneously clamping of plier forward after claw beam drives in driving,
Bone is stung and is cut out, by Electronic control binding clip, medical staff is not necessarily to clamping claw of having an effect during operation, avoids hand because of hair
Power and tremble, so that binding clip be avoided to shake, ensure going on smoothly for operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electric bone biting forceps；
Fig. 2 is the preceding plier structural schematic diagram of electric bone biting forceps；
Fig. 3 is the forceps major mouth structure schematic diagram of electric bone biting forceps；
Fig. 4 is the upper claw beam structural schematic diagram of electric bone biting forceps；
Fig. 5 is the lower claw beam structural schematic diagram of electric bone biting forceps；
Fig. 6 is the electric device structural schematic diagram of electric bone biting forceps；
Fig. 7 is the limit slot structure schematic diagram of electric bone biting forceps.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention is described in more detail.Wherein identical components are with identical
Appended drawing reference indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down"
Refer to that the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements
The direction of geometric center.
Referring to Fig.1 shown in -7, a kind of electric bone biting forceps include preceding plier 1, rear plier 2, upper claw beam 3,4 and of lower claw beam
Clamp block 5, preceding plier 1 are detachably connected on the front end of lower claw beam 4, and rear plier 2 is detachably connected on the front end of claw beam 3, lower pincers
The rear end of bar 4 is fixed on the front end of clamp block 5, and upper claw beam 3 is slidably connected on lower claw beam 4, and electric device 6 is equipped in clamp block 5,
The telescopic shaft 61 for stretching out or retracting, the one end and upper claw beam of telescopic shaft 61 backwards to electric device 6 are provided on electric device 6
3 rear end is connected.
Through the above scheme, when operation, medical staff holds clamp block 5, and the preceding alignment of plier 1 needs to sting the bone cut, electronic
Device 6 connects upper claw beam 3 using telescopic shaft 61, the movement of plier 1 and the clamping forward of plier 2 after claw beam 3 drives in driving, by bone
It stings and cuts out, by Electronic control binding clip, medical staff is not necessarily to clamping claw of having an effect during operation, and hand is avoided to quiver because having an effect
It trembles, so that binding clip be avoided to shake, ensures going on smoothly for operation.
As a kind of improved specific embodiment, electric device 6 includes shell 62, motor 63 and gear 64, shell 62
It is fixedly connected on the top surface of clamp block 5, motor 63 is fixedly connected on the inner wall of shell 62, is provided with output shaft on motor 63
631, gear 64 is keyed on output shaft 631, telescopic mouth 621 is provided on shell 62, the sliding setting of telescopic shaft 61 is flexible
On mouth 621, rack gear 611 is provided on one end on telescopic shaft 61 with respect to motor 63, gear 64 is engaged with rack gear 611.
Through the above scheme, medical staff powers on, starting device, and the output shaft 631 on motor 63 is with moving gear 64
Rotation, gear 64 is mobile with carry-over bar 611, so that telescopic shaft 61 is stretched out telescopic mouth 621, or retract telescopic mouth 621, claw beam in drive
3 movements, motor 63 provide driving force, and gear 64 and rack gear 611 reinforce the power of output, so that telescopic shaft 61 is mobile steady, provide
Sufficient power carries out keeping rear plier 2 mobile, and plier 1 stings deep bone before cooperating, and is opened and closed using jaw is driven by electricity, is easy to control
System, runs smoothly, and avoids rapidly converting generating shocking damage to human body.Shell 62 protects internal part not contact with the external world,
It avoids damaging.
As a kind of improved specific embodiment, electric device 6 further includes having rotating wheel 65, and the both ends of rotating wheel 65 turn
It is dynamic to be connected on the inner wall of shell 62, and the lower section of output shaft 631 is set, when being installed, gear 64, rotating wheel 65 and stretch
621 limit telescopic axis 61 of necking, slides telescopic shaft 61 along its length.
Through the above scheme, the top of 631 upper rack 611 of output shaft, rotating wheel 65 and telescopic mouth 621 is arranged in gear 64
Cooperation, makes telescopic shaft 61 keep linear motion, and stabilization is not easy to tremble.
As a kind of improved specific embodiment, it is provided with hand-held part 51 in clamp block 5, switch is provided on hand-held part 51
Button 52, electric device 6 further include battery 66, and switch button 52 controls the opening and closing that battery 66 is electrically connected with motor 63.
Through the above scheme, battery 66 is that motor 63 provides electric power, and independent operation control reduces the influence of extraneous power supply,
It is easy to use.Switch button 52 controls motor 63 and opens and closes, and is arranged on hand-held part 51 and uses convenient for hand-held pressing.
As a kind of improved specific embodiment, the lamps and lanterns 36 for illumination, lamps and lanterns 36 and electricity are provided on upper claw beam 3
Pond 66 is electrically connected.
Through the above scheme, by 36 illumination operative region of lamps and lanterns, surgical field of view is improved, stings convenient for being properly positioned needs and cuts
The bone of taking-up.
As a kind of improved specific embodiment, be provided with first sliding groove 41 on lower claw beam 4, upper claw beam 3 be provided with to
Lack first slipping block 31, is provided with limiting slot 411 in first sliding groove 41, is provided with retention bead on the first slipping block 31
311, the sliding of the first slipping block 31 is arranged in first sliding groove 41, and the sliding of retention bead 311 is arranged in limiting slot 411.
Through the above scheme, limiting slot 411 and retention bead 311 cooperate, and upper claw beam 3 is limited and is connected with the sliding of lower claw beam 4
Connect, be not easy up and down loosen, avoid using when tremble, so that claw beam 3 is smoothly horizontally slipped relative to lower claw beam 4.
As a kind of improved specific embodiment, it is provided with second sliding slot 11 on preceding plier 1, is provided on rear plier 2
Second sliding block 21, the sliding of the second sliding block 21 are arranged in second sliding slot 11.
Through the above scheme, rear plier 2 is made smoothly to horizontally slip relative to preceding plier 1, avoid using when loosen, influence
The cooperation of preceding plier 1 and rear plier 2.
As a kind of improved specific embodiment, it is provided with the first slide bar 12 on preceding plier 1, is arranged on the first slide bar 12
There is the first card slot 14, the second slide bar 22 is provided on rear plier 2, be provided with the second card slot 24 on the second slide bar 22, on lower claw beam 4
It is provided with the first card hole 42, the first slot 43, the first fastening strip 44 and the first spring 45, the first card are provided in the first card hole 42
First rotating shaft 441 is set on profile 44, the both ends of first rotating shaft 441 are rotatably connected on respectively on the inner wall of the first slot 43, the
One end of one spring 45 is connected to the first fastening strip 44 backwards to one end of the first slide bar 12, and the other end of the first spring 45 is connected to
On the inner wall of first card hole 42, the first fastening strip 44 is provided with the first protrusion 442 relative to the first slide bar 12, when the first slide bar 12
When being inserted into the first card hole 42, the first protrusion 442 is caught in the first card slot 14, and the first slide bar 12 is fixed in the first card hole 42；
It is provided with the second card hole 32 on upper claw beam 3, the second slot 33, the second fastening strip 34 and second spring are provided in the second card hole 32
35, the second shaft 341 is set on the second fastening strip 34, the both ends of the second shaft 341 are rotatably connected on the second slot 33 respectively
On inner wall, one end of second spring 35 is connected to the second fastening strip 34 backwards to one end of the second slide bar 22, second spring 35 it is another
One end is connected on the inner wall of the second card hole 32, and the second fastening strip 34 is provided with the second protrusion 342 relative to the second slide bar 22, when
When second slide bar 22 is inserted into the second card hole 32, the second protrusion 342 is caught in the second card slot 24, and the second slide bar 22 is fixed on second
In card hole 32.
Through the above scheme, the first slot 43 is stretched out in the rear end of the first fastening strip 44, presses the rear end of the first fastening strip 44,
Rotate the first fastening strip 44 around first rotating shaft 441, the front end of the first fastening strip 44 tilts, then the first slide bar 12 is inserted into first
Card hole 42, unclamps the rear end of the first fastening strip 44, and the first spring 45 pushes the rear end of the first fastening strip 44 to tilt, makes the first buckle
Item 44 rotates, and the first protrusion 442, which pushes, to be caught in the first card slot 14, so that preceding plier 1 is removably mounted on lower claw beam 4；
The second slot 33 is stretched out in the rear end of second fastening strip 34, presses the rear end of the second fastening strip 34, makes the second fastening strip 34 around second
Shaft 341 rotates, and the front end of the second fastening strip 34 tilts, then the second slide bar 22 is inserted into the second card hole 32, unclamps the second buckle
The rear end of item 34, second spring 35 push the rear end of the second fastening strip 34 to tilt, rotate the second fastening strip 34, the second fastening strip
The second protrusion 342 on 34 front ends, which pushes, to be caught in the second card slot 24, so that rear plier 2 is removably mounted on claw beam 3.
Preceding plier 1 and rear plier 2 are replaceable, after use, replace preceding plier 1 and rear plier 2, avoid infection, and ensure medical care health.Just
It performs the operation in the suitable preceding plier 1 of replacement and rear plier 2, is suitble to sting and cuts and take out bone of different shapes, different operations
Art formula ensures going on smoothly for operation.
As a kind of improved specific embodiment, hook 15 and the first accommodating chamber 13, preceding hook 15 before being provided on preceding plier 1
On be provided with before cutting edge 16, rear plier 2 is provided with rear hook 25 and the second accommodating chamber 23, rear cutting edge 26 is provided on 25, rear hook,
Preceding cutting edge 16 is adapted with rear cutting edge 26.
Through the above scheme, preceding cutting edge 16 is cut with rear chimeric sting bone of cutting edge 26, is stung the bone cut and is placed on first
Accommodating chamber 13 and the second accommodating chamber 23 match in the cavity to be formed, and avoid influencing other tissues.
As a kind of improved specific embodiment, shell 62 is made of medical polyvinyl plastics.
Through the above scheme, light compared with steel using plastics, the other material of medical grade is easy to ensure clean hygiene, be not easy with
Human body has bad reflection.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
- It include preceding plier (1), rear plier (2), upper claw beam (3), lower claw beam (4) and clamp block (5) 1. a kind of electric bone biting forceps, It is characterized in that: the preceding plier (1) is detachably connected on the front end of lower claw beam (4), the rear plier (2) is detachably connected on The front end of claw beam (3), the rear end of the lower claw beam (4) are fixed on the front end of clamp block (5), and the upper claw beam (3) is slidably connected at On lower claw beam (4), be equipped with electric device (6) on the clamp block (5), be provided on the electric device (6) for stretch out or The telescopic shaft (61) of retraction, the telescopic shaft (61) are connected backwards to the one end of electric device (6) with the rear end of upper claw beam (3).
- 2. electric bone biting forceps according to claim 1, it is characterized in that: the electric device (6) includes shell (62), motor (63) it is fixedly connected on the top surface of clamp block (5) with gear (64), the shell (62), the motor (63) is fixedly connected outside It on the inner wall of shell (62), is provided with output shaft (631) on the motor (63), gear (64) key connection is in output shaft (631) it on, is provided with telescopic mouth (621) on the shell (62), telescopic shaft (61) sliding is arranged in telescopic mouth (621) On, it is provided with rack gear (611) on one end on the telescopic shaft (61) with respect to motor (63), the gear (64) and rack gear (611) it engages.
- 3. electric bone biting forceps according to claim 2, it is characterized in that: the electric device (6) further includes having rotating wheel (65), the both ends of the rotating wheel (65) are rotatably connected on the inner wall of shell (62), and are arranged under output shaft (631) Side, when being installed, gear (64), rotating wheel (65) and telescopic mouth (621) limit telescopic axis (61) make telescopic shaft (61) along it Length direction sliding.
- 4. electric bone biting forceps according to claim 3, it is characterized in that: being provided with hand-held part (51), institute in the clamp block (5) It states and is provided on hand-held part (51) switch button (52), the electric device (6) further includes battery (66), the switch button (52) opening and closing that control battery (66) is electrically connected with motor (63).
- 5. electric bone biting forceps according to claim 4, it is characterized in that: being provided on the upper claw beam (3) for illumination Lamps and lanterns (36), the lamps and lanterns (36) are electrically connected with battery (66).
- 6. electric bone biting forceps according to claim 1, it is characterized in that: being provided with first sliding groove on the lower claw beam (4) (41), the upper claw beam (3) is provided at least one first slipping block (31), is provided with limiting slot on the first sliding groove (41) (411), it is provided with retention bead (311) on first slipping block (31), first slipping block (31) sliding setting is the In one sliding slot (41), retention bead (311) the sliding setting is in limiting slot (411).
- 7. electric bone biting forceps according to claim 6, it is characterized in that: being provided with second sliding slot on the preceding plier (1) (11), it is provided with the second sliding block (21) on rear plier (2), the second sliding block (21) sliding setting is in second sliding slot (11).
- 8. electric bone biting forceps according to claim 7, it is characterized in that: being provided with the first slide bar on the preceding plier (1) (12), it is provided with the first card slot (14) on first slide bar (12), is provided with the second slide bar (22) on the rear plier (2), It is provided with the second card slot (24) on second slide bar (22), is provided with the first card hole (42) on the lower claw beam (4), described The first slot (43), the first fastening strip (44) and the first spring (45), first fastening strip are provided in one card hole (42) (44) first rotating shaft (441) are set on, the both ends of the first rotating shaft (441) are rotatably connected on the interior of the first slot (43) respectively On wall, one end of first spring (45) is connected to the one end of the first fastening strip (44) backwards to the first slide bar (12), and described the The other end of one spring (45) is connected on the inner wall of the first card hole (42), and first fastening strip (44) is relative to the first slide bar (12) first raised (442) are provided with, when the first slide bar (12) are inserted into the first card hole (42), described first raised (442) card Enter in the first card slot (14), the first slide bar (12) is fixed in the first card hole (42)；Second is provided on the upper claw beam (3) Card hole (32) is provided with the second slot (33), the second fastening strip (34) and second spring (35), institute on second card hole (32) It states and is arranged on the second fastening strip (34) the second shaft (341), the both ends of second shaft (341) are rotatably connected on second respectively On the inner wall of slot (33), one end of the second spring (35) is connected to the second fastening strip (34) backwards to the second slide bar (22) The other end of one end, the second spring (35) is connected on the inner wall of the second card hole (32), the second fastening strip (34) phase Second raised (342) are provided with for the second slide bar (22), when the second slide bar (22) are inserted into the second card hole (32), described second Raised (342) are caught in the second card slot (24), and the second slide bar (22) is fixed in the second card hole (32).
- 9. electric bone biting forceps according to claim 8, it is characterized in that: be provided on the preceding plier (1) preceding hook (15) and First accommodating chamber (13) is provided with preceding cutting edge (16) on the preceding hook (15), it is described after plier (2) be provided with rear hook (25) and the Two accommodating chambers (23) are provided with rear cutting edge (26) in hook (25) portion, the preceding cutting edge (16) and rear cutting edge (26) Xiang Shi after described Match.
- 10. electric bone biting forceps according to claim 1, it is characterized in that: the shell (62) is moulded using medical polyvinyl Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739903.4A CN110477998A (en) | 2019-08-12 | 2019-08-12 | A kind of electric bone biting forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739903.4A CN110477998A (en) | 2019-08-12 | 2019-08-12 | A kind of electric bone biting forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110477998A true CN110477998A (en) | 2019-11-22 |
Family
ID=68550644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910739903.4A Pending CN110477998A (en) | 2019-08-12 | 2019-08-12 | A kind of electric bone biting forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110477998A (en) |
-
2019
- 2019-08-12 CN CN201910739903.4A patent/CN110477998A/en active Pending
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