CN108065978A - A kind of surgical operating instrument - Google Patents
A kind of surgical operating instrument Download PDFInfo
- Publication number
- CN108065978A CN108065978A CN201610989901.7A CN201610989901A CN108065978A CN 108065978 A CN108065978 A CN 108065978A CN 201610989901 A CN201610989901 A CN 201610989901A CN 108065978 A CN108065978 A CN 108065978A
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- China
- Prior art keywords
- surgical operating
- operating instrument
- teeth
- swivel head
- closed
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- 239000012636 effector Substances 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims description 30
- 230000033001 locomotion Effects 0.000 claims description 12
- 238000001727 in vivo Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 210000000515 tooth Anatomy 0.000 description 133
- 238000000034 method Methods 0.000 description 29
- 238000010586 diagram Methods 0.000 description 22
- 230000000712 assembly Effects 0.000 description 15
- 238000000429 assembly Methods 0.000 description 15
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00367—Details of actuation of instruments, e.g. relations between pushing buttons, or the like, and activation of the tool, working tip, or the like
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to the field of medical instrument technology, disclose a kind of surgical operating instrument, including end effector, slender bodies and handle portion；The both ends of slender bodies are connected respectively with end effector and handle portion, and handle portion includes：Handle housing；Swivel head, swivel head are arranged on the distal end of handle portion, can be moved back and forth along the length direction of slender bodies；Component is elastically kept, including the elastic keeper being arranged between swivel head and handle housing and at least one engaging section being arranged on handle housing；Elastic keeper and swivel head axial lock can be moved back and forth along the length direction of slender bodies and be engaged with the engaging section selectively with handle housing.Structural stability and job stability are higher between each component, and then can improve the security performance of surgical operating instrument.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly to a kind of surgical operating instrument.
Background technology
Surgical operating instrument under hysteroscope is small to the operation wound of patient, good operation effect, can greatly reduce and give operation disease
The pain that people brings.
Surgical operating instrument includes operation handle, slender bodies and end effector, and operation handle has for operator
The fixed handle of gripping, the distal end of operation handle (close to one end of user are near-end during operation, are away from one end of user
Distally) it is connected by slender bodies with end effector.
At present, surgical operating instrument has the function of to curve, rotate and be closed three kinds, can be to the operation of end effector
Angle and job position are adjusted, in order to ensure security during operation, wherein, it is necessary to ensure that instrument can stablize into
Row curves operation or rotation process, while needs that rotation process cannot be carried out when carrying out curving operation, is carrying out rotation behaviour
It cannot carry out curving operation when making, cannot not only carry out curving operation when carrying out closed procedure but also rotation behaviour cannot be carried out
Make, and then improve the operability of surgical medical equipment, while maloperation can be avoided to bring the risk of accident to operation.
The content of the invention
The present invention provides a kind of surgical operating instruments, and job stability is higher, and then can improve surgical operating instrument
Security performance.
In order to achieve the above objectives, the present invention provides following technical scheme：
A kind of surgical operating instrument, including end effector, slender bodies and handle portion, the both ends of slender bodies respectively with
End effector is connected with handle portion, and handle portion includes：Handle housing；Swivel head is arranged on the distal end of handle portion,
It can be moved back and forth along the length direction of slender bodies；Component is elastically kept, including the bullet being arranged between swivel head and handle housing
Property holder and at least one engaging section being arranged on handle housing；Elastic keeper and swivel head axial lock, can edge
The length direction reciprocating motion of slender bodies is engaged with the engaging section selectively with handle housing.
Preferably, elastic keeper is the loop configuration with opening.
Preferably, the inner surface of elastic keeper and outer surface are circular arc camber, the curvature and song of the inner surface and the outer surface
At least one in rate axis is different.
Preferably, elastic keeper is symmetrical structure, and the inner surface of elastic keeper and the equal position of the axis of curvature of outer surface
In on the plane of symmetry of elastic keeper.
Preferably, the inner surface of elastic keeper is provided at least one protrusion, the engaging section of handle housing be arranged to
The slot of male cooperation.
Preferably, protrusion is arranged to two, and is located at the end of elastic keeper's inner surface respectively.
Preferably, the inner surface of elastic keeper is provided at least one card slot, the engaging section of handle housing be arranged to
The protrusion of card slot cooperation.
Preferably, card slot is arranged to two, and is located at the end of elastic keeper's inner surface respectively.
Preferably, handle portion, which further includes, curves transmission component, and swivel head is selectively engaged with curving transmission component,
End effector to be driven to curve.
Preferably, handle portion further includes turnbarrel, and turnbarrel is arranged on the distal end of handle portion, and and slender bodies
Circumferential locking connection.
Preferably, tooth is respectively arranged on turnbarrel and swivel head, swivel head is optionally through tooth and rotation
Sleeve is engaged.
Optionally, handle portion includes, lock assembly, and including at least one slide teeth and baffle teeth, slide teeth can be along thin
The length direction of long body moves back and forth selectively to be engaged with baffle teeth；It is mounted on swivel head slide teeth axial restraint
It is interior, it can rotate compared with swivel head, and circumferentially be locked with handle housing；Baffle teeth is fixedly mounted on the near-end of slender bodies.
Preferably, handle portion includes being closed trigger and is closed lock assembly, wherein, it is closed trigger and is pivotably mounted
It is connected on handle housing, and with being arranged on the in vivo drive component that is closed of handle case, it is thin by being closed drive component driving
Long body is moved back and forth with open or close end effector, is closed lock assembly and is rigidly coordinated with being closed drive component, works as closure
Trigger be closed when, be closed lock assembly can be closed drive component promotion under distal movement.
Preferably, be closed lock assembly and be arranged to a safety plate, safety plate be arranged on baffle teeth and curve transmission component it
Between, rotation stop teeth directional distal end can be promoted mobile when safety plate is mobile to distal end；Alternatively, it can be promoted when safety plate is mobile to distal end
Baffle teeth and slip teeth directional distal end are mobile.
Optionally, handle portion includes lock assembly, and lock assembly includes slide teeth and baffle teeth, and slide teeth can be along elongated
The length direction of body is moved back and forth to be selectively engaged with baffle teeth, and slide teeth is socketed in the near of slender bodies circumferentially fixedly
End, and the distal end of slide teeth is provided with flange, to be engaged by clamping with swivel head, the near-end of slide teeth is provided with multiple teeth, works as cunning
Moving teeth can be engaged when moving proximally to baffle teeth, and baffle teeth is fixedly mounted in handle portion.
Preferably, handle portion subpackage is closed trigger and is closed lock assembly, wherein, it is closed trigger and is pivotably mounted on
On handle housing, and it is connected with being arranged on the in vivo drive component that is closed of handle case, it is elongated by being closed drive component driving
Body is moved back and forth rigidly to be coordinated with open or close end effector closure lock assembly with being closed drive component, when closure trigger
During closure, it distal movement, closure lock assembly can be to be arranged on carefully in the case where being closed the promotion of drive component to be closed lock assembly
Closure locking tooth on long body is closed the near-end that locking tooth is arranged on slide teeth.
Description of the drawings
Fig. 1 is the structure diagram of surgical operating instrument provided in an embodiment of the present invention；
Fig. 2 is the structure diagram when surgical operating instrument that an embodiment of the present invention provides is in rotary work station；
Fig. 3 is in structure diagram when curving station for the surgical operating instrument that an embodiment of the present invention provides；
Fig. 4 is that matching somebody with somebody between screw rod and actuating arm assembly is driven in the surgical operating instrument that an embodiment of the present invention provides
Close structure diagram；
Fig. 5 be curved in the surgical operating instrument that provides of an embodiment of the present invention drive gear assemblies and driving screw rod it
Between fit structure schematic diagram；
Fig. 6 is the structure diagram of slide teeth in the surgical operating instrument that an embodiment of the present invention provides；
Fig. 7 is the fit structure schematic diagram shown in Fig. 2 between the slide teeth of structure and swivel head；
Fig. 8 is the fit structure schematic diagram shown in Fig. 2 between the slide teeth of structure and operation handle housing；
Fig. 9 is the partial structurtes signal of the closure drive component for the surgical operating instrument that an embodiment of the present invention provides
Figure；
Figure 10 is the structure diagram of the closure drive component for the surgical operating instrument that an embodiment of the present invention provides；
Figure 11 is the structure diagram of the closure drive component for the surgical operating instrument that an embodiment of the present invention provides；
Figure 12 is the structure diagram of the closure lock assembly for the surgical operating instrument that an embodiment of the present invention provides；
Figure 13 is the structure diagram for the surgical operating instrument handle portion that another embodiment of the present invention provides；
Figure 14 is the decomposition texture schematic diagram for the surgical operating instrument handle portion that another embodiment of the present invention provides；
Figure 15 is the fit structure schematic diagram shown in Figure 14 between the slide teeth of structure and swivel head；
Figure 16 is the structure diagram of the slide teeth for the surgical operating instrument that another embodiment of the present invention provides；
Figure 17 is structure of the slide teeth for the surgical operating instrument that another embodiment of the present invention provides with being closed lock assembly
Schematic diagram；
Figure 18 is that the structure after being closed when the surgical operating instrument that another embodiment of the present invention provides is in rotary work station is shown
It is intended to；
Figure 19 is that the structure that the surgical operating instrument that another embodiment of the present invention provides is in after being closed when curving station is shown
It is intended to；
When Figure 20 is that the surgical operating instrument that one embodiment of the invention provides is in rotary work station, elastic keeper and handle
The structure diagram of part engagement；
Figure 21 is the structure diagram for the surgical operating instrument elastic keeper that one embodiment of the invention provides；
Figure 22 A are the structure diagram for the surgical operating instrument elastic keeper that one embodiment of the invention provides；
Figure 22 B are the structure diagram for the surgical operating instrument elastic keeper that one embodiment of the invention provides；
Figure 22 C are the structure diagram for the surgical operating instrument elastic keeper that one embodiment of the invention provides；
Figure 23 is the structure diagram for the surgical operating instrument elastic keeper that another embodiment of the present invention provides.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
In various embodiments of the present invention, " distal end " refers to one end away from user when the surgical operating instrument is operated, " near
End " then refers to when the surgical operating instrument is operated close to one end of user.
An embodiment of the present invention provides a kind of surgical operating instrument, specifically, as shown in Figure 1, described in the embodiment of the present invention
Surgical operating instrument 50 include end effector 10, slender bodies 20 and handle portion 30, wherein, the near-end of slender bodies 20
201 are connected and the distal end 202 of slender bodies 20 is connected with end effector 10 with handle portion 30.End effector 10 includes
Nail-anvil assembly 110 and nail kit component 120, nail-anvil assembly 110 is pivotable to be installed on nail kit component 120；Handle portion 30 wraps
It includes handle housing 301, handle 302, be closed trigger 303 and firing trigger 304, wherein, it is closed trigger 303 and is suitable for passing through closure
Drive component driving nail-anvil assembly 110 it is made to be pivoted compared with nail kit component 120, so as to fulfill end effector 10 closure and
It opens and (is described in detail later)；Firing trigger 304 is suitable for the percussion after the closure of end effector 10 and is arranged on the seam in nail kit component 120
Nail is so as to fulfill the suture to tissue.Surgical operating instrument described in any embodiment of the present invention, which has, to be curved and spinfunction,
Can rotation process be carried out to end effector 10 according to actual operation tissue site in use and/or curve behaviour
Make, cutting suture or the corresponding surgical procedure of completion are completed to clamp tissue so as to preferably place end effector 10.Below
The mode for curving operation and/or rotation process to the surgical operating instrument realization described in the embodiment of the present invention with reference to attached drawing is carried out
It elaborates.
It is pointed out that the surgical operating instrument described in any embodiment of the present invention, it is not limited to institute in specification
The line cutting stitching instrument of description, i.e. the surgical operating instrument described in any embodiment of the present invention, end effector 10 is not
The structure of above-mentioned line cutting stitching instrument is confined to, for example, the structure of nail-anvil assembly 110 and nail kit component 120, the present invention is any
Surgical operating instrument described in embodiment, end effector 10 can also be to complete the instrument of other surgical procedures, example
Such as, end effector 10 can be jaw of clamp, scissors, electric knife etc..
Rotary drive component
As shown in Figure 1, the surgical operating instrument 50 described in the above embodiment of the present invention includes rotary drive component, specifically
Ground, the rotary drive component include the turnbarrel 310 for being arranged on 301 distal end of handle housing, distal end and slender bodies 20
The circumferentially fixed connection of near-end of slender bodies housing 200.When rotating turnbarrel 310, can drive slender bodies housing 200 and with
The end effector 10 that 200 distal end of slender bodies housing is connected rotates, the surgical operating instrument 50 described in realization the present embodiment
Spinfunction.Preferably, turnbarrel 310 is rigidly connected with slender bodies housing 200, for example, turnbarrel 310 and elongated body shell
Arbitrarily achievable rigidly connected mode may be employed in being fixedly connected for body 200, for example, by way of clamping.
Curve transmission component
Referring to figs. 1 to Fig. 4, the surgical operating instrument 50 described in any embodiment of the present invention, which further includes, is arranged on handle housing
Swivel head 350 on 301 and can be connected cooperation with swivel head 350 curve transmission component, suitable for end effector 10 into
Row curves operation.Specifically, the transmission component that curves includes curving drive gear assemblies 360 and curves drive gear assemblies
It the 360 driving screw rods 320 being connected and is arranged in slender bodies housing 200 and is performed respectively with driving screw rod 320 and end
The actuating arm assembly 330 that device 10 is connected.By rotating swivel head 350, it can drive and curve drive gear assemblies 360 and move, and
And then end effector 10 is driven to curve.
Specifically, a kind of reality for curving transmission component as the surgical operating instrument 50 described in any embodiment of the present invention
Mode is applied, as shown in figure 4, two sections of oppositely oriented threaded portions are provided on driving screw rod 320, for example, on driving screw rod 320
It is provided with the first threaded portion 3201 and the second threaded portion 3202, the spiral shell on 3201 and second threaded portion 3202 of the first threaded portion
Line is oppositely oriented.Actuating arm assembly 330 includes the first drive rod 331a and the second drive rod 331b, wherein, the first drive rod
331a is connected by the first pin 332a with the first threaded portion 3201, and the second drive rod 331b passes through the second pin 332b and second
Threaded portion 3202 is connected, and vice versa.During operation, by drive screw 320, the first drive rod 331a and can be driven
Two drive rod 331b negative directions move, so as to which the end effector 10 for being arranged on its distal end be driven to curve.
Preferably, in the above-described embodiments, drive gear assemblies 360 are curved, biography is realized by the way of planetary gear set
It is dynamic.For example, as shown in figure 5, curve drive gear assemblies 360 include sun gear 361, multiple planetary gears 362, gear ring 363 and
Planet carrier 364.Preferably, in the present embodiment, the quantity of planetary gear 362 is 3, also, gear ring 363 is fixedly mounted in rotation
In rotary head 350, i.e., gear ring 363 can simultaneously be rotated with 350 axial restraint of swivel head with the rotation of swivel head 350.Further
Ground, sun gear 361 and the near-end of driving screw rod 320 are rigidly connected, and planet carrier 364 is fixedly mounted in handle housing 301.Pass through
Rotation gear ring 363 can drive sun gear 361 to rotate, since the near-end of sun gear 361 and driving screw rod 320 is rigid connection, because
This, driving screw rod 320 is rotated also with the rotation of sun gear 361, so that the first drive rod 331a and the second drive rod
Curving for end effector 10 is realized in 331b counter motions.
It may be noted that when, surgical operating instrument 50 described in the embodiment of the present invention realizes that end effector 10 curves
Mode is not limited to the mode disclosed in above-described embodiment.Publication No. CN105433989A, entitled " surgical operation device
The Chinese patent application document of the deflecting device and surgical operating instrument of tool " discloses another realization end effector 10 and curves
Mode, in this as being incorporated by.
In order to realize the surgical operating instrument rotation process described in any embodiment of the present invention and curve cutting between operating
It changes, and ensures the stability that the surgical operating instrument is operated when carrying out rotation process or curving operation, in above-mentioned embodiment party
On the basis of formula, the near-end of turnbarrel 310 is provided with multiple teeth 311, as shown in Fig. 2, swivel head 350 can be along slender bodies 20
Length direction moves back and forth, also, correspondingly, multiple and turnbarrel 310 is provided on the inner wall of 350 distal end of swivel head
The 311 matched tooth 351 of tooth of near-end (see Fig. 7).As shown in Fig. 2, when swivel head 350 is located at its remote location, swivel head
The tooth 351 of 350 distal ends is meshed with the tooth 311 of 310 near-end of turnbarrel, therefore, can cause to rotate when rotating swivel head 350
Sleeve 310 rotates, and then drives the rotation of end effector 10, and the remote location at swivel head 350 is also referred to as at this time
Rotary work station.As shown in figure 3, when swivel head 350 is located at its proximal location, the tooth 351 and turnbarrel of 350 distal end of swivel head
The tooth 311 of 310 near-ends is disengaged from, since the gear ring 363 for curving drive gear assemblies 360 is fixedly mounted in swivel head 350,
When swivel head 350 moves proximally to, gear ring 363 is also moved proximally to therewith so as to curving drive gear assemblies more than 360
Planetary gear 362 is meshed, and when rotating swivel head 350, the gear ring 363 for curving drive gear assemblies 360 also rotates with, so as to
Realize curving for end effector 10, the proximal location at swivel head 350 also referred to as curves station at this time.
Based on above description, when swivel head 350 is moved back and forth along the length direction of slender bodies 20, due to only when rotation
Rotary head 350, which is located at when rotary work station either curves station, could drive the rotation process of end effector 10 or curve operation,
At this point, rotation swivel head 350 is only capable of carrying out rotation process to end effector 10 or curves operation.However, in practical operation
When, for example, when swivel head 350 is placed in rotary work station to carry out rotation process, by mistake by swivel head 350 along slender bodies 20
Length direction operate to continue to carry out rotation process to end effector 10.
In order to ensure the stability of operation, on the basis of the above embodiment of the present invention, as shown in fig. 7, surgical operation device
Tool 50 further comprises elastically keeping component, specifically includes elastic keeper 510 and and be arranged on handle housing 301 extremely
A few engaging section.The engaging section is selectively engaged with elastic keeper 510, and elastic keeper 510 is arranged on swivel head
Between 350 and handle housing 301.Specifically, as shown in figure 21, elastic keeper 510 substantially one has the ring junction of opening
Including inner surface 5101 and outer surface 5102, auxiliary section is provided in the inner surface 5101 for structure.Preferably, group is elastically kept
Part includes two engaging sections, and as shown in figure 20, engaging section 3012 and engaging section 3013 are arranged on the distal end of handle housing 301, fit
It is engaged in the auxiliary section with elastic keeper 510.Preferably, the position of engaging section 3012 and engaging section 3013 corresponding rotation respectively
The rotary work station of rotary head 350 and station is curved, i.e. the position of engaging section 3012 corresponds to the rotary work station of swivel head 350, engaging section
What 3013 position corresponded to swivel head 350 curves station.Engaging section 3012 and engaging section 3013 are suitable for matching somebody with somebody with elastic keeper 510
It closes.Further, the annular groove 353 of elastic keeper 510 can be accommodated by being provided in the inside of swivel head 350, as shown in figure 13,
The width of annular groove 353 along the length direction of slender bodies 20 is equal or slightly larger than the width of elastic keeper 510, is suitable for elasticity
The elastic deformation of holder 510, since annular groove 353 is to the axial limiting of elastic keeper 510 so that elastic keeper 510
It can be with length direction reciprocating movement of the swivel head 350 along slender bodies 20, due to engaging section 3012 and the work of engaging section 3013
With so that elastic keeper 510 is positively retained in engaging section 3012 or engaging section 3013, so that swivel head 350 can be kept
In rotary work station or curve station.
In any embodiment of the present invention, the auxiliary section of elastic keeper 510 is arranged on the inner surface of elastic keeper 510
5101, for example, auxiliary section is the protrusion 5103 for being arranged on elastic keeper's inner surface 5101, as shown in figure 21, protrusion 5103 from
Inner surface 5101 extends internally, it is preferable that multiple discontinuous protrusions are provided on the inner surface 5101 of elastic keeper 510
5103, it is preferable that protrusion 5103 there are two being set on the inner surface 5101 of elastic keeper 510, it is preferable that 5103 points of protrusion
The end of 510 inner surface of elastic keeper is not arranged on, that is, is arranged on the opening of elastic keeper 510, as shown in figure 21, phase
Accordingly, it is the slot coordinated with protrusion 5103 to be arranged on the engaging section 3012 of 301 distal end of handle housing and engaging section 3013, preferably
For annular groove.
As alternative embodiment, as shown in figure 23, in the above-described embodiments, it is arranged in elastic keeper 510
The auxiliary section on surface 5101 is card slot 5104, it is preferable that is provided with and multiple does not connect on the inner surface 5101 of elastic keeper 510
Continuous card slot 5104, it is preferable that card slot 5104 there are two being set on the inner surface 5101 of elastic keeper 510, it is preferable that card
Slot 5104 is separately positioned on the end of 510 inner surface of elastic keeper, that is, is arranged on the opening of elastic keeper 510, relatively
Ying Di, it is the protrusion coordinated with card slot 5104 to be arranged on the engaging section 3012 of 301 distal end of handle housing and engaging section 3013.
In any embodiment of the present invention, the inner surface 5101 of elastic keeper 510 and outer surface 5102 are circular arc song
The inner surface 5101 of face and elastic keeper 510 are different from least one in the curvature and the axis of curvature of outer surface 5102.
For example, the inner surface 5101 of elastic keeper is the constant curved surface of curvature, it is suitable for coordinating with handle housing 301.It elastically keeps
The outer surface 5102 of part 510 is the constant curved surface of curvature.Preferably, outer surface 5102 is different from the axis of curvature of inner surface 5101
Axis, i.e. outer surface 5102 are different from the center of the circular arc camber of inner surface 5101, as shown in fig. 22a and 22b, outer surface 5102
Axis of curvature O ' and the axis of curvature O of the circular arc camber of inner surface 5101 it is misaligned.Preferably, outer surface 5102 and inner surface 5101
Curvature it is different, as shown in fig. 22.
As alternative embodiment, outer surface 5102 is the circular arc camber of Curvature varying, for example, outer surface 5102 is
Oval surface, as shown in fig. 22 c.
Preferably, elastic keeper 510 is symmetrical structure, and the inner surface 5101 of elastic keeper and outer surface 5102
The axis of curvature is respectively positioned on the plane of symmetry of elastic keeper 510.
During operation, when swivel head 350 is located at rotary work station, elastic keeper 510 engages with engaging section 3012, revolves at this time
It rotates rotary head 350 and completes rotation process to end effector 10, due to engaging for elastic keeper 510 and engaging section 3012,
So that swivel head 350 can stablize rotary work station rotate.
Correspondingly, when swivel head 350, which is located at, curves station, elastic keeper 510 engages with engaging section 3013, at this time
Rotation swivel head 350 is completed to curve operation to end effector 10, due to nibbling for elastic keeper 510 and engaging section 3013
It closes so that swivel head 350 can be stablized is curving station rotary.
In addition, when swivel head 350 is moved along the length direction of slender bodies 20 to distal end or near-end, elastic keeper
510 switch between engaging section 3012 and engaging section 3013, for example, when swivel head 350 is located at rotary work station, elastic keeper
510 engage with engaging section 3012, operate swivel head 350 at this time and are moved proximally to along the length direction of slender bodies 20, elasticity is protected
510 flexible deformation of gripping member with engaging section 3012 to be disengaged from, at the end of handoff procedure, elastic keeper 510 enter with
The state that engaging section 3013 engages, elastic keeper 510 recovers state before deformation, while provides auditory tone cues, prompts operator
Swivel head 350 has been adjusted to curves station accordingly.In order to realize the surgical operating instrument described in any embodiment of the present invention
It can not carry out curving operation when carrying out rotation process and can not carry out rotation process when carrying out curving operation, above-mentioned
On the basis of embodiment, when swivel head 350 is located at its proximal location, that is, when curving station, due to the tooth of 350 distal end of swivel head
351 are disengaged from the tooth 311 of 310 near-end of turnbarrel, at this point, rotation swivel head 35 be only capable of carrying out end effector 10 it is curved
Turn operation and rotation process cannot be carried out.However, in practical operation, the maloperation of user in order to prevent, for example, working as will revolve
Rotary head 350 is placed in when curving station to carry out curving operation, touches turnbarrel 310 or slender bodies 20 by mistake so that end effector 10
It rotates, on the basis of the above embodiment of the present invention, as shown in Figure 2 or Figure 3, surgical operating instrument 50 further comprises locking
Only component 370, the lock assembly 370 are arranged in swivel head 350, including at least one slide teeth 371 and baffle teeth 372,
The slide teeth 371 is arranged between the distal end of swivel head 350 and handle housing 301.Specifically, as shown in fig. 6, slide teeth
Including alar part 3711 and auxiliary section 3712, multiple horizontal strokes are provided in the bottom of the auxiliary section 3712 for 371 generally t-shaped structures
To tooth 3713.Correspondingly, as shown in figure 8, being equipped with the elongated slot along the extension of axis A directions in the distal end of handle housing 301
3011, suitable for accommodating the auxiliary section 3712 of slide teeth 3014 in the elongated slot 3011 of handle housing 301.Due to elongated slot 3011
Effect so that slide teeth 371 can only be moved axially with opposite handle housing 301, and circumferential to lock, i.e., slide teeth 371 only can
It is slided in the elongated slot 3011 of handle housing 301.Further, slide teeth 371 can be accommodated by being provided in 350 inside of swivel head
Alar part 3711 annular groove 352, as shown in fig. 7, for example, the axial length of annular groove 352 is equal or slightly larger than slide teeth 371
Alar part 3711 axial length, since annular groove 352 is to the axial limiting of slide teeth 371 so that slide teeth 371 can not be opposite
It is axially moved in swivel head 350, i.e., slide teeth 371 can be together proximally or distally mobile with swivel head 350.
Baffle teeth 372 is socketed in the near-end of slender bodies housing 200, for example, baffle teeth 372 can lead to slender bodies housing 200
Cross the key connection in keyway and embedded keyway.As shown in Fig. 2, Fig. 3 and Fig. 9, it is fixedly connected with slender bodies housing 200, and
And be provided on baffle teeth 372 can be with the 3713 matched tooth of transverse teeth of the auxiliary section 3712 of slide teeth 371.During operation,
When swivel head 350, which is placed in, curves station, as shown in figure 3, the transverse teeth 3713 of slide teeth 371 is meshed with baffle teeth 372.
At this point, when swivel head 350 rotates, due to slide teeth 371 by circumferentially fixed in the elongated slot 3011 of handle housing 301, because
This can not be rotated with the rotation of swivel head 350, and the baffle teeth 372 being meshed therewith can not also rotate, it is achieved thereby that
To the locking of rotation process when curve operation.
Correspondingly, when swivel head 350 is placed in rotary work station to distal end is mobile, as shown in Fig. 2, slide teeth 371 due to
The axial limiting of the annular groove 352 of swivel head 350 can be moved with the movement of swivel head 350, i.e. slide teeth 371 is with rotation
Rotary head 350 is mobile to distal end together, and is disengaged from baffle teeth 372.At this point, rotation swivel head 350 will drive turnbarrel
310 and slender bodies 20 rotate, and and then drive end effector 10 rotate.
As alternative embodiment, on the basis of above-described embodiment, the lock assembly 370 of surgical operating instrument 50
May include multiple slide teeths 371, it is preferable that the multiple slide teeth 371 is circumferentially uniformly distributed along the distal end of handle housing 301,
Correspondingly, multiple elongated slots 3011 are provided in the distal end of the handle housing 301 to be suitable for accommodating corresponding slide teeth respectively
371.Preferably, the quantity of slide teeth 371 is arranged to two, and there are two corresponding in the setting of the distal end of handle housing 301
Elongated slot 3011.
It is closed drive component
With reference to figure 10, the surgical operating instrument 50 described in the embodiment of the present invention further includes closure drive component, the closure
Drive component includes the transmission component 380 and linkage that are closed trigger 303, are connected with the near-end of slender bodies housing 200
305, the near-end of the linkage 305 is with being closed 303 pivotable connection of trigger, the distal end of linkage 305 and transmission component
380 pivotable connections.In order to further ensure the stabilization of transmission, it is preferable that linkage 305 includes be placed in parallel first and connects
Bar and second connecting rod (not shown), respectively with being closed 303 top both sides (direction as shown in Figure 10) of trigger and transmission group
The near-end both sides pivotable connection of part 380.
The distal end of transmission component 380 can be in several ways with slender bodies 20 near-end be connected.For instance, it is preferred that such as
Shown in Figure 10, transmission component 380 includes being suitable for the connecting portion 381 being pivotally connected with linkage 305, with 381 distal end of connecting portion
Rigidly connected connecting plate 382, the distal end of the connecting plate 382 are rigidly connected with the near-end of slender bodies housing 200.Preferably,
In order to enable the transmission of transmission component 380 is more reliable and more stable, connecting plate 382 may be configured as it is multiple, for example, setting two connections
Plate 382a, 382b (see Fig. 9).
It is rigidly connected in order to facilitate the distal end of transmission component 380 and the near-end of slender bodies housing 200, it is preferable that as can
Alternative embodiment as shown in figure 11, push plate group is further provided with curving between gear assembly 360 and connecting plate 382
Part, including push plate 383 and multiple push rods 384, distal end and the push plate 383 of connecting plate 382 are rigidly connected, and are curving gear assembly
Be provided on 360 suitable for push rod 384 by through hole 365, as shown in figs. 9 and 12 so that the push rod 384 can pass through institute
It states and curves gear assembly 360 and be connected with slender bodies housing 200 or be rigidly connected with baffle teeth 372.Since baffle teeth 372 is solid
Dingan County is mounted in the near-end of slender bodies housing 200, it is achieved thereby that the rigid connection of transmission component 380 and slender bodies housing 200.
During practical operation, the closure trigger 303 is closed, closure trigger 303 pivots about axis and rotates counterclockwise, so as to logical
Crossing linkage 305 promotes transmission component 380 mobile to distal end, and further promotes 200 distal movement of slender bodies housing, real
Now to the closure of end effector 10.
It is pointed out that the realization method of transmission component 380 includes but not limited to the realization side described in above-described embodiment
Formula can also use those skilled in the art's common implementation method in machinery is set.For example, the connection of transmission component 380
The structure of casing or the structure of push rod etc. can also be used in plate 382.
In order to further improve the security of surgical procedure, the maloperation to surgical operating instrument is avoided the occurrence of, above-mentioned
On the basis of embodiment, the surgical operating instrument 50 described in any embodiment of the present invention further includes closure lock assembly so that
The end effector 10 of surgical operating instrument 50 can not carry out curving operation and/or rotation process after closure.Specifically, such as
It shown in Figure 12, baffle teeth 372 and curves and is additionally provided with safety plate 390 between gear assembly 360, it is preferable that the safety plate 390
A ring segment is arranged to, the distal end of the push rod 384 of transmission component 380 of the near-end one side with being closed drive component is fixedly connected,
Therefore, when carrying out closed procedure, the transmission component 380 of drive component is closed to distal end movement, and promotes safety plate 390 together
It is mobile to distal end, and then promote baffle teeth 372 mobile to distal end.Preferably, the outer diameter of safety plate 390 is slightly larger than baffle teeth 372
Outer diameter.
During practical operation, when surgical operating instrument 50 is located at its rotary work station, i.e. swivel head 350 is located at its remote location,
And end effector 10 is in opening state, slide teeth 371 is disengaged from baffle teeth 372 at this time, can be to end effector
10 carry out rotation process.After being closed the closure trigger 303, the transmission component 380 for being closed transmission component moves simultaneously band to distal end
Dynamic safety plate 390 is mobile to distal end, so as under the promotion of safety plate 390 so that baffle teeth 372 it is mobile to distal end together and with
Slide teeth 371 is meshed, and realizes the surgical operating instrument 50 described in any embodiment of the present invention and is in end effector 10 and closes
During conjunction state, rotation process can not be carried out.
Further, curving station when surgical operating instrument 50 is located at it, i.e. swivel head 350 is located at its proximal location, and
End effector 10 is in opening state, and slide teeth 371 is engaged with baffle teeth 372 at this time, curves the tooth of drive gear assemblies 360
Circle 363 is engaged with planetary gear 362, and end effector 10 can be carried out to curve operation.After being closed the closure trigger 303, close
Close that the transmission component 380 of transmission component is mobile to distal end and drive safety plate 390 mobile to distal end, it is outer due to safety plate 390
Footpath is slightly larger than the outer diameter of baffle teeth 372, therefore, under the promotion of safety plate 390, can drive baffle teeth 372 and slide teeth 371 1
It rises mobile to distal end.Due to slide teeth 371 and 350 axial restraint of swivel head, when slide teeth 371 is mobile to distal end, energy
Enough drive swivel head 350 mobile to distal end together so as to curve between the gear ring 363 of drive gear assemblies 360 and planetary gear 362
It is disengaged from, makes to curve operating function failure, realize the surgical operating instrument 50 described in any embodiment of the present invention and be in end
When holding 10 closure state of actuator, it can not carry out curving operation.
As alternative embodiment, safety plate 390 and baffle teeth 372 are structure as a whole.
As alternative embodiment, Figure 13 shows the another kind of the surgical operating instrument 50 described in above-described embodiment
Realization method.As shown in figure 13, surgical operating instrument 50A includes swivel head 450 and the rotary sleeve being arranged in swivel head 450
Cylinder 410, wherein, turnbarrel 410 and the slender bodies housing 200 of slender bodies 20 are rigidly connected, and swivel head 450 can be compared with elongated
Body 20 is upper along its length to be moved back and forth.For the ease of installation, it is preferable that the head 453 of swivel head 450 and rotating head body
It may be designed to Split type structure.The near-end of turnbarrel 410 is provided with multiple teeth 411, and correspondingly, in swivel head 450
It is provided on wall suitable for the 411 matched tooth 451 of tooth with 410 near-end of turnbarrel.Specifically, when swivel head 450 is located at it
During remote location, i.e. rotary work station, the tooth 451 of swivel head 450 is meshed with the tooth 411 of turnbarrel 410, therefore, works as rotation
During swivel head 450, turnbarrel 410 rotates with, and and then slender bodies 20 and end effector 10 is driven to rotate.This implementation
Surgical operating instrument 50A described in example curves transmission group using identical with the surgical operating instrument 50 described in above-described embodiment
Therefore part, will not be described in great detail for the realization method for curving operation.When swivel head 450 is located at its proximal location, that is, curve station
When, the tooth 451 of swivel head 450 is disengaged from the tooth 411 of turnbarrel 410, (is not shown in figure due to curving drive gear assemblies
Go out) gear ring be fixedly mounted in swivel head 450, when swivel head 450 moves proximally to, gear ring also move proximally to therewith from
And multiple planetary gears with curving drive gear assemblies are meshed, and when rotating swivel head 450, curve the tooth of drive gear assemblies
Circle also rotates with, so as to fulfill curving for end effector 10.Further, on the basis of above-described embodiment, reference chart
13 and Figure 14, surgical operating instrument 50A further comprise lock assembly 470, and the lock assembly 470 is arranged on swivel head 450
Interior, including a slide teeth 471 and a baffle teeth 472, the slide teeth 471 is socketed in the slender bodies housing of slender bodies 20
On 200, the baffle teeth 472 is arranged on the distal end of handle housing 401.As shown in figure 15, the distal end of slide teeth 471 is provided with convex
Edge 4711, suitable for being connected together with the distal end of swivel head 450, i.e., by way of clamping, with 450 axial restraint of swivel head and
It can rotate in a circumferential direction compared with swivel head 450.Certainly, slide teeth 471 and the axial restraint of swivel head 450 can also use other often
Mode, for example, passing through sliding block sliding groove structure etc..
As shown in Figure 13 to Figure 17, slide teeth 471 further comprises the annular proximally extended since flange 4711 even
Socket part 4712, and at least one limiting slot 4713 is provided on annular connecting portion 4712, correspondingly, in slender bodies housing 200
At least one elongated slot 203 is equipped with, 410 inside of turnbarrel is provided at least one raised 412 so that turnbarrel
410 protrusion 412 realizes slide teeth through the limiting slot 4713 of slide teeth 471 and the elongated slot 203 of slender bodies housing 200
471st, the circumferential locking of slender bodies housing 200 and turnbarrel 410 is axial can be movable relatively.Further, slide teeth 471 is also wrapped
The multiple teeth 4714 proximally extended by annular connecting portion 4712 are included, suitable for the baffle teeth with being arranged on 401 distal end of handle housing
472 are engaged.
Specifically, when swivel head 450 is located at its rotary work station, slide teeth 471 is located at distal end position together with swivel head 450
It puts, at this point, the tooth 4714 of 471 near-end of slide teeth is disengaged from baffle teeth 472 so that when rotating swivel head 450, can drive
Turnbarrel 410, slender bodies 20 and end effector 10 rotate together, also, gear ring 463 departs from planetary gear 462 at this time
Engagement, curves disabler.When move proximally to swivel head 450 place it in curve station when, slide teeth 471 is in swivel head
It is moved proximally to together under 450 drive so that the tooth 4714 of slide teeth 471 is engaged with baffle teeth 472, so that rotating
During swivel head 450, since slide teeth 471 is circumferentially fixed, it can not be rotated with swivel head 450, realize and curved
To the locking of rotation process during operation.
Further, the surgical operating instrument 50A described in the present embodiment is used and the surgical operation described in above-described embodiment
The identical structure of closure drive component of instrument 50 realizes the closed/open to end effector 10, also, is closed locking group
Part is realized by the closure locking tooth 490 being arranged on slender bodies housing 200.Specifically, as shown in figure 17, in slender bodies housing
Multiple closure locking tooths 490 are provided between 200 near-end and slide teeth 471, distal end is near with the tooth 4714 of slide teeth 471
End aligns.
During practical operation, when surgical operating instrument 50A is located at its rotary work station, i.e. swivel head 450 is located at its remote location,
And end effector 10 is in opening state, slide teeth 471 is disengaged from baffle teeth 472 at this time, can be to end effector
10 carry out rotation process.After being closed the closure trigger 303, drive component 380 is closed to distal end movement and promotes slender bodies 20
Slender bodies housing 200 it is mobile to distal end, the closure locking tooth 490 being arranged on slender bodies housing 200 is also moved to distal end therewith
It is dynamic, so as to be engaged with baffle teeth 472, realize when the surgical operating instrument 50A described in the present embodiment is in end effector 10
During closure state, as shown in figure 18, rotation process can not be carried out.
Station is curved when surgical operating instrument 50A is located at it, i.e., swivel head 450 is located at its proximal location, and end performs
Device 10 is in opening state, and slide teeth 471 is engaged with baffle teeth 472 at this time, curve the gear rings 463 of drive gear assemblies 460 with
Planetary gear 462 engages, and end effector 10 can be carried out to curve operation.After being closed the closure trigger 303, driving group is closed
Part is mobile to distal end and drives the slender bodies housing 200 of slender bodies 20 mobile to distal end, due to being arranged on slender bodies housing 200
Closure locking tooth 490 align with the tooth 4714 of slide teeth 471, therefore, when be closed locking tooth 490 with slender bodies housing 200 to
It when distal end is mobile, promotes slide teeth 471 mobile to distal end, drives swivel head 450 mobile to distal end, make gear ring 463 and planetary gear
462 are disengaged from, meanwhile, it is closed locking tooth 490 and is engaged with baffle teeth 472, as shown in figure 19, realized when described in the present embodiment
Surgical operating instrument 50A when being in 10 closure state of end effector, can not be curved and rotation process.
It is pointed out that the surgical operating instrument 50A described in the embodiment of the present invention, not to slide teeth 471, baffle teeth
It 472 and is closed the quantity of tooth of locking tooth 490 and is defined, as long as it can meet described in above-described embodiment between each other
Matching relationship.
It is the drive connection and cooperation realized by mechanical structure in above-mentioned lock assembly, between each component, connects
High stability.
Obviously, those skilled in the art can carry out the embodiment of the present invention various modification and variations without departing from this hair
Bright spirit and scope.In this way, if these modifications and changes of the present invention belongs to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to comprising including these modification and variations.
Claims (16)
1. a kind of surgical operating instrument, including end effector, slender bodies and handle portion, the both ends difference of the slender bodies
It is connected with the end effector and the handle portion, which is characterized in that the handle portion includes：
Handle housing；
Swivel head, the swivel head are arranged on the distal end of the handle portion, can back and forth be transported along the length direction of the slender bodies
It is dynamic；And
Component is elastically kept, including the elastic keeper being arranged between the swivel head and the handle housing and is set
At least one engaging section on the handle housing；The elastic keeper and the swivel head axial lock, can be along described
The length direction reciprocating motion of slender bodies is engaged with the engaging section selectively with the handle housing.
2. surgical operating instrument according to claim 1, which is characterized in that the elastic keeper is the ring with opening
Shape structure.
3. surgical operating instrument according to claim 2, which is characterized in that the inner surface and appearance of the elastic keeper
Face is circular arc camber, at least one in the curvature and the axis of curvature of the inner surface and the outer surface is different.
4. surgical operating instrument according to claim 3, which is characterized in that the elastic keeper is symmetrical structure, and
The inner surface of the elastic keeper and the axis of curvature of outer surface are respectively positioned on the plane of symmetry of the elastic keeper.
5. surgical operating instrument according to claim 2, which is characterized in that the inner surface of the elastic keeper is provided with
At least one protrusion, the engaging section of the handle housing are arranged to the slot with the male cooperation.
6. surgical operating instrument according to claim 5, which is characterized in that the protrusion is arranged to two, and position respectively
In the end of elastic keeper's inner surface.
7. surgical operating instrument according to claim 2, which is characterized in that the inner surface of the elastic keeper is provided with
At least one card slot, the engaging section of the handle housing are arranged to the protrusion with card slot cooperation.
8. surgical operating instrument according to claim 7, which is characterized in that the card slot is arranged to two, and position respectively
In the end of elastic keeper's inner surface.
9. according to any surgical operating instruments of claim 1-8, which is characterized in that the handle portion, which further includes, to be curved
Transmission component, the swivel head curves transmission component and is selectively engaged with described, the end effector to be driven to curve.
10. surgical operating instrument according to claim 9, which is characterized in that the handle portion further includes turnbarrel,
The turnbarrel is arranged on the distal end of the handle portion, and circumferentially locking connects with the slender bodies.
11. surgical operating instrument according to claim 10, which is characterized in that in the turnbarrel and the swivel head
On be respectively arranged with tooth, the swivel head is engaged optionally through the tooth with the turnbarrel.
12. surgical operating instrument according to claim 9, which is characterized in that the handle portion includes, lock assembly,
Including at least one slide teeth and baffle teeth, the slide teeth can be moved back and forth along the length direction of the slender bodies with selectivity
Ground is engaged with the baffle teeth；It is mounted in the swivel head slide teeth axial restraint, it can be compared with the rotation
Head rotation, and circumferentially locked with the handle housing；The baffle teeth is fixedly mounted on the near-end of the slender bodies.
13. surgical operating instrument according to claim 12, which is characterized in that the handle portion include be closed trigger with
And lock assembly is closed, wherein, the closure trigger is pivotably mounted on the handle housing, and with being arranged on the hand
The in vivo drive component that is closed of handle shell is connected, and by the closure drive component slender bodies is driven to move back and forth to open
Or the end effector is closed, the closure lock assembly rigidly coordinates with the closure drive component, when the closure is pulled
When machine is closed, the lock assembly that is closed can be in the distal movement under being closed the promotion of drive component.
14. surgical operating instrument according to claim 13, which is characterized in that the closure lock assembly is arranged to a guarantor
Dangerous piece, the safety plate be arranged on the baffle teeth and it is described curve transmission component between, when the safety plate is mobile to distal end
When rotation stop teeth directional distal end can be promoted mobile；Alternatively, can be promoted when the safety plate is mobile to distal end the baffle teeth and
The slip teeth directional distal end is mobile.
15. surgical operating instrument according to claim 9, which is characterized in that the handle portion includes lock assembly, institute
Stating lock assembly includes slide teeth and baffle teeth, and the slide teeth can move back and forth to select along the length direction of the slender bodies
It is engaged with the baffle teeth to property, the slide teeth is socketed in the near-end of the slender bodies, and the slip circumferentially fixedly
The distal end of tooth is provided with flange, and to be engaged by clamping with the swivel head, the near-end of the slide teeth is provided with multiple teeth, when described
Slide teeth moves proximally to baffle teeth described in Shi Keyu and is engaged, and the baffle teeth is fixedly mounted in the handle portion.
16. surgical operating instrument according to claim 15, which is characterized in that the handle portion subpackage be closed trigger and
Lock assembly is closed, wherein, the closure trigger is pivotably mounted on the handle housing, and with being arranged on the handle
The in vivo drive component that is closed of shell is connected, by the closure drive component drive the slender bodies move back and forth to open or
It is closed described in the end effector and is closed lock assembly and the closure drive component rigidly cooperation, when the closure trigger closes
During conjunction, the lock assembly that is closed can be in the distal movement under being closed the promotion of drive component, the closure lock assembly
To be arranged on the closure locking tooth on the slender bodies, the near-end for being closed locking tooth and being arranged on the slide teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610989901.7A CN108065978B (en) | 2016-11-10 | 2016-11-10 | Surgical operation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610989901.7A CN108065978B (en) | 2016-11-10 | 2016-11-10 | Surgical operation instrument |
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| CN108065978A true CN108065978A (en) | 2018-05-25 |
| CN108065978B CN108065978B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610989901.7A Active CN108065978B (en) | 2016-11-10 | 2016-11-10 | Surgical operation instrument |
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| CN113766893A (en) * | 2020-01-13 | 2021-12-07 | 杨全祖 | Handpiece system and method for endodontic treatment tool |
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| CN116713506A (en) * | 2023-07-17 | 2023-09-08 | 河北源米科技发展有限公司 | Cylinder barrel boring device and method |
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| CN113766893B (en) * | 2020-01-13 | 2023-11-14 | 杨全祖 | Handle system and method for dental pulp treatment tool |
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