CN206453808U - A kind of surgical operating instrument - Google Patents
A kind of surgical operating instrument Download PDFInfo
- Publication number
- CN206453808U CN206453808U CN201621212820.8U CN201621212820U CN206453808U CN 206453808 U CN206453808 U CN 206453808U CN 201621212820 U CN201621212820 U CN 201621212820U CN 206453808 U CN206453808 U CN 206453808U
- Authority
- CN
- China
- Prior art keywords
- closure
- surgical operating
- operating instrument
- teeth
- swivel head
- 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.)
- Active
Links
Abstract
The utility model is related to technical field of medical instruments, discloses a kind of surgical operating instrument, including end effector, slender bodies and handle portion；The two ends of slender bodies are connected with end effector and handle portion respectively, and handle portion includes：Handle housing；Swivel head, swivel head is arranged on the distal end of handle portion, can be moved back and forth along the length direction of slender bodies；Elastically keep component, including the elastic keeper being arranged between swivel head and handle housing, and at least one engaging piece 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 piece optionally with handle housing.Structural stability and job stability are higher between each part, and then can improve the security performance of surgical operating instrument.
Description
Technical field
The utility model is related to technical field of medical instruments, 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, which has, is used for operator
The fixed handle of gripping, the distal end of operation handle (close to one end of user is near-end during operation, is away from one end of user
Distally) it is connected by slender bodies with end effector.
At present, surgical operating instrument, which has, curves, rotates and closes three kinds of functions, operation that can be to end effector
Angle and job position are adjusted, in order to ensure security during operation, wherein it is desired to ensure that apparatus can stably enter
Row curves operation or rotation process, while needing that when carrying out and curving operation rotation process cannot be carried out, 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 the risk that maloperation brings accident to performing the operation can be avoided.
Utility model content
The utility model provides a kind of surgical operating instrument, and job stability is higher, and then can improve surgical operation
The security performance of apparatus.
To reach above-mentioned purpose, the utility model provides following technical scheme：
A kind of surgical operating instrument, including end effector, slender bodies and handle portion, the two 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；Elastically keep component, including the bullet being arranged between swivel head and handle housing
Property keeper, and at least one engaging piece being arranged on handle housing；Elastic keeper and swivel head axial lock, can edge
The length direction of slender bodies is moved back and forth and is engaged with the engaging piece optionally with handle housing.
Preferably, elastic keeper is the loop configuration with opening.
Preferably, the inner surface of elastic keeper and curvature and song that outer surface is circular arc camber, inner surface and outer surface
At least one in rate axle 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 setting of elastic keeper has at least one raised, the engaging piece of handle housing be set to
The groove of male cooperation.
Preferably, projection is set to two, and is located at the end of elastic keeper's inner surface respectively.
Preferably, the inner surface setting of elastic keeper has at least one neck, the engaging piece of handle housing be set to
The projection that neck coordinates.
Preferably, neck is set to two, and is located at the end of elastic keeper's inner surface respectively.
Preferably, handle portion also includes curving transmission component, and swivel head is selectively engaged with curving transmission component,
To drive end effector to curve.
Preferably, handle portion also 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 with turnbarrel and swivel head, swivel head is optionally through tooth and rotation
Sleeve is engaged.
Alternatively, handle portion includes, lock assembly, including at least one slide teeth and baffle teeth, and slide teeth can be along thin
The length direction of long body moves back and forth optionally to be engaged with baffle teeth；It is arranged on swivel head slide teeth axial restraint
It is interior, it can be rotated relative to swivel head, and circumferentially locked with handle housing；Baffle teeth is fixedly mounted on the near-end of slender bodies.
Preferably, handle portion includes closure trigger and closure lock assembly, wherein, closure trigger is pivotably mounted
It is connected on handle housing, and with the closure drive component being arranged in handle housing, it is thin by closing drive component driving
Long body moves back and forth to open or closed end actuator, and closure lock assembly rigidly coordinates with closure drive component, works as closure
Trigger close when, closure lock assembly can closure drive component promotion under distal movement.
Preferably, closure lock assembly is set 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；Or, it can be promoted when safety plate is mobile to distal end
Baffle teeth and slip teeth directional distal end are mobile.
Alternatively, 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 optionally 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
Dynamic tooth can be engaged when moving proximally to baffle teeth, and baffle teeth is fixedly mounted in handle portion.
Preferably, handle portion subpackage closure trigger and closure lock assembly, wherein, closure trigger is pivotably mounted on
On handle housing, and it is connected with the closure drive component being arranged in handle housing, it is elongated by closing drive component driving
Body move back and forth with open or closed end actuator closure lock assembly with closure drive component rigidly coordinate, when closure trigger
During closure, closure lock assembly can under the promotion of closure drive component distal movement, closure lock assembly is thin to be arranged on
Closure locking tooth on long body, closure locking tooth is arranged on the near-end of slide teeth.
Brief description of the drawings
The structural representation for the surgical operating instrument that Fig. 1 provides for the utility model embodiment；
Fig. 2 is in structural representation during rotary work station for the surgical operating instrument that a kind of embodiment of the utility model is provided
Figure；
Fig. 3 is in structural representation when curving station for the surgical operating instrument that a kind of embodiment of the utility model is provided
Figure；
In the surgical operating instrument that Fig. 4 provides for a kind of embodiment of the utility model between drive screw and actuated lever assemblies
Fit structure schematic diagram；
Drive gear assemblies and driving spiral shell are curved in the surgical operating instrument that Fig. 5 provides for a kind of embodiment of the utility model
Fit structure schematic diagram between bar；
The structural representation of slide teeth in the surgical operating instrument that Fig. 6 provides for a kind of embodiment of the utility model；
Fig. 7 is the fit structure schematic diagram between the slide teeth and swivel head of structure shown in Fig. 2；
Fig. 8 is the fit structure schematic diagram shown in Fig. 2 between the slide teeth of structure and operation handle housing；
The partial structurtes of the closure drive component for the surgical operating instrument that Fig. 9 provides for a kind of embodiment of the utility model are shown
It is intended to；
The structural representation of the closure drive component for the surgical operating instrument that Figure 10 provides for a kind of embodiment of the utility model
Figure；
The structural representation of the closure drive component for the surgical operating instrument that Figure 11 provides for a kind of embodiment of the utility model
Figure；
The structural representation of the closure lock assembly for the surgical operating instrument that Figure 12 provides for a kind of embodiment of the utility model
Figure；
The structural representation for the surgical operating instrument handle portion that Figure 13 provides for another embodiment of the utility model；
The decomposition texture schematic diagram for the surgical operating instrument handle portion that Figure 14 provides for another embodiment of the utility model；
Figure 15 is the fit structure schematic diagram between the slide teeth and swivel head of structure shown in Figure 14；
The structural representation of the slide teeth for the surgical operating instrument that Figure 16 provides for another embodiment of the utility model；
The slide teeth for the surgical operating instrument that Figure 17 provides for another embodiment of the utility model and closure lock assembly
Structural representation；
Knot when Figure 18 is in rotary work station for the surgical operating instrument that another embodiment of the utility model is provided after closure
Structure schematic diagram；
Figure 19 is in the knot after closure when curving station for the surgical operating instrument that another embodiment of the utility model is provided
Structure schematic diagram；
When the surgical operating instrument that Figure 20 is provided for the embodiment of the utility model one is in rotary work station, elastic keeper with
The structural representation of handle portion engagement；
The structural representation for the surgical operating instrument elastic keeper that Figure 21 provides for the embodiment of the utility model one；
The structural representation for the surgical operating instrument elastic keeper that Figure 22 A provide for the embodiment of the utility model one；
The structural representation for the surgical operating instrument elastic keeper that Figure 22 B provide for the embodiment of the utility model one；
The structural representation for the surgical operating instrument elastic keeper that Figure 22 C provide for the embodiment of the utility model one；
The structural representation for the surgical operating instrument elastic keeper that Figure 23 provides for another embodiment of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In each embodiment of the utility model, " distal end " refers to one away from user when the surgical operating instrument is operated
End, " near-end " then refers to when the surgical operating instrument is operated close to one end of user.
The utility model embodiment provides a kind of surgical operating instrument, specifically, as shown in figure 1, the utility model is real
Applying the surgical operating instrument 50 described in example includes end effector 10, slender bodies 20 and handle portion 30, wherein, slender bodies 20
Near-end 201 be connected with handle portion 30 and the distal end 202 of slender bodies 20 is connected with end effector 10.End effector
10 include nail-anvil assembly 110 and nail kit component 120, and nail-anvil assembly 110 is pivotable to be installed on nail kit component 120；Handle portion
30 are divided to include handle housing 301, handle 302, closure trigger 303 and firing trigger 304, wherein, closure trigger 303 is suitable to lead to
Crossing closure drive component driving nail-anvil assembly 110 makes it be pivoted relative to nail kit component 120, so as to realize end effector 10
Closure and opening (being described in detail later)；Firing trigger 304 is suitable to the percussion after the closure of end effector 10 and is arranged on nail kit component 120
Interior staple is so as to realize the suture to tissue.Surgical operating instrument described in the utility model any embodiment have curve and
Spinfunction, i.e., can in use according to actual operation tissue site to end effector 10 carry out rotation process and/
Or operation is curved, cutting suture is completed to clamp tissue so as to preferably place end effector 10, or complete corresponding operation
Operation.The surgical operating instrument described in the utility model embodiment is realized below with reference to accompanying drawing and curves operation and/or rotates
The mode of operation is described in detail.
It is pointed out that the surgical operating instrument described in the utility model any embodiment, it is not limited to specification
Described in line cutting stitching instrument, i.e. the surgical operating instrument described in the utility model any embodiment, its end perform
Device 10 is not limited to the structure of above-mentioned line cutting stitching instrument, for example, the structure of nail-anvil assembly 110 and nail kit component 120, this
Surgical operating instrument described in utility model any embodiment, its end effector 10 can also be to complete other operations behaviour
The apparatus of work, for example, 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 utility model above-described embodiment includes rotary drive component, tool
Body, the rotary drive component includes the turnbarrel 310 for being arranged on the distal end of handle housing 301, its distal end and slender bodies 20
Slender bodies housing 200 the circumferentially fixed connection of near-end.When rotate turnbarrel 310 when, can drive slender bodies housing 200 and
The end effector 10 being connected with the distal end of slender bodies housing 200 rotates, and realizes the surgical operating instrument 50 described in the present embodiment
Spinfunction.Preferably, turnbarrel 310 is rigidly connected with slender bodies housing 200, for example, turnbarrel 310 and slender bodies
Being fixedly connected for housing 200 can be using arbitrarily can be achieved rigidly connected mode, for example, by way of clamping.
Curve transmission component
Referring to figs. 1 to Fig. 4, the surgical operating instrument 50 described in the utility model any embodiment also includes being arranged on handle
What swivel head 350 on housing 301 and being connected with swivel head 350 coordinated curves transmission component, suitable for end effector
10 carry out curving operation.Specifically, the transmission component that curves includes curving drive gear assemblies 360 and curves drive gear
The drive screw 320 that component 360 is connected, and be arranged in slender bodies housing 200 and respectively with drive screw 320 and end
The actuated lever assemblies 330 that actuator 10 is connected.By rotating swivel head 350, it can drive and curve drive gear assemblies 360 and transport
It is dynamic, and and then drive end effector 10 to curve.
Specifically, as curve transmission component one of the surgical operating instrument 50 described in the utility model any embodiment
Embodiment is planted, as shown in figure 4, two sections of oppositely oriented threaded portions are provided with drive screw 320, for example, in drive screw
The first threaded portion 3201 and the second threaded portion 3202, the threaded portion 3202 of the first threaded portion 3201 and second are provided with 320
On thread rotary orientation it is opposite.Actuated lever assemblies 330 include the first drive rod 331a and the second drive rod 331b, wherein, first drives
Lever 331a is connected by the first pin 332a with the first threaded portion 3201, the second drive rod 331b by the second pin 332b with
Second threaded portion 3202 is connected, and vice versa.During operation, by drive screw 320, the first drive rod 331a can be driven
Moved with the second drive rod 331b opposite directions, so as to drive the end effector 10 for being arranged on its distal end to curve.
Preferably, in the above-described embodiments, drive gear assemblies 360 are curved biography is realized by the way of planetary gearsets
It is dynamic.For example, as shown in figure 5, curve drive gear assemblies 360 including 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 and the axial restraint of swivel head 350 and it can be rotated with the rotation of swivel head 350.Further
Ground, sun gear 361 and the near-end of drive screw 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, because the near-end of sun gear 361 and drive screw 320 is to be rigidly connected, because
This, drive screw 320 is rotated also with the rotation of sun gear 361, so that the first drive rod 331a and the second drive rod
331b counter motions, realize curving for end effector 10.
It may be noted that when, the surgical operating instrument 50 described in the utility model embodiment realizes that end effector 10 is curved
The mode turned is not limited to the mode disclosed in above-described embodiment.Publication No. CN105433989A, utility model is entitled " outer
The Chinese patent application document of the deflecting device and surgical operating instrument of section's operating theater instruments " disclose it is another realize end perform
The mode that device 10 is curved, in this as being incorporated by.
In order to realize the surgical operating instrument rotation process described in the utility model any embodiment and curve between operation
Switching, and ensure the surgical operating instrument in the stability for carrying out rotation process or operating when curving operation, in above-mentioned reality
Apply on the basis of mode, 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 is moved back and forth, also, accordingly, multiple and rotary sleeve is provided with the inwall of the distal end of swivel head 350
The tooth 351 that the tooth 311 of 310 near-ends of cylinder is engaged (see Fig. 7).As shown in Fig. 2 when swivel head 350 is located at its remote location, rotation
The tooth 351 of the distal end of rotary head 350 is meshed with the tooth 311 of the near-end of turnbarrel 310, therefore, can cause when rotating swivel head 350
Turnbarrel 310 rotates, so drive end effector 10 rotation, now the remote location at swivel head 350 also by
Referred to as rotary work station.As shown in figure 3, when swivel head 350 is located at its proximal location, tooth 351 and the rotation of the distal end of swivel head 350
The tooth 311 of the near-end of sleeve 310 is disengaged from, because the gear ring 363 for curving drive gear assemblies 360 is fixedly mounted on swivel head
In 350, when swivel head 350 is moved proximally to, gear ring 363 also moves proximally to so as to curving drive gear assemblies therewith
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 revolves therewith
Turn, so as to realize curving for end effector 10, now the proximal location at swivel head 350 is also referred to as curving station.
Based on above description, when length direction of the swivel head 350 along slender bodies 20 is moved back and forth, due to only when rotation
When rotary head 350 is located at rotary work station or curves station, the rotation process of end effector 10 could be driven or operation is curved,
Now, 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 into 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 utility model above-described embodiment, as shown in fig. 7, surgery hand
Art apparatus 50 further comprises elastically keeping component, specifically includes elastic keeper 510 and and be arranged on handle housing 301
At least one engaging piece.The engaging piece is selectively engaged with elastic keeper 510, and elastic keeper 510 is arranged on rotation
Between rotary head 350 and handle housing 301.Specifically, as shown in figure 21, elastic keeper 510 substantially one has the ring of opening
Shape structure, including inner surface 5101 and outer surface 5102, auxiliary section is provided with the inner surface 5101.Preferably, elasticity is protected
Holding component includes two engaging pieces, and as shown in figure 20, engaging piece 3012 and engaging piece 3013 are arranged on the remote of handle housing 301
End, is engaged suitable for the auxiliary section with elastic keeper 510.Preferably, the position difference of engaging piece 3012 and engaging piece 3013
The rotary work station of corresponding rotation first 350 and the rotary work station for the position corresponding rotation first 350 for curving station, i.e. engaging piece 3012,
The position corresponding rotation first 350 of engaging piece 3013 curves station.Engaging piece 3012 and engaging piece 3013 are suitable to elastically keeping
Part 510 coordinates.Further, the annular groove 353 of elastic keeper 510 can be accommodated by being provided with the inner side of swivel head 350, such as be schemed
Shown in 13, the width of length direction of the annular groove 353 along slender bodies 20 is equal or slightly larger than the width of elastic keeper 510, with
Suitable for the elastic deformation of elastic keeper 510, due to axial limiting of the annular groove 353 to elastic keeper 510 so that elasticity is protected
Gripping member 510 can be with swivel head 350 along slender bodies 20 length direction move back and forth, due to engaging piece 3012 and engaging piece
3013 effect so that elastic keeper 510 is positively retained in engaging piece 3012 or engaging piece 3013, and then cause swivel head
350 are positively retained at rotary work station or curve station.
In the utility model any embodiment, the auxiliary section of elastic keeper 510 is arranged on the interior of elastic keeper 510
Surface 5101, for example, auxiliary section is the projection 5103 for being arranged on elastic keeper's inner surface 5101, it is as shown in figure 21, raised
5103 extend internally from inner surface 5101, it is preferable that be provided with the inner surface 5101 of elastic keeper 510 multiple discontinuous
Projection 5103, it is preferable that two projections 5103 are provided with the inner surface 5101 of elastic keeper 510, it is preferable that raised
5103 are separately positioned at the end of the inner surface of elastic keeper 510, that is, the opening for being arranged on elastic keeper 510, such as Figure 21
Shown, accordingly, the engaging piece 3012 and engaging piece 3013 for being arranged on the distal end of handle housing 301 are to coordinate with projection 5103
Groove, preferably 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 neck 5104, it is preferable that is provided with and multiple does not connect on the inner surface 5101 of elastic keeper 510
Continuous neck 5104, it is preferable that two necks 5104 are provided with the inner surface 5101 of elastic keeper 510, it is preferable that card
Groove 5104 is separately positioned at the end of the inner surface of elastic keeper 510, that is, the opening for being arranged on elastic keeper 510, relatively
Ying Di, the engaging piece 3012 and engaging piece 3013 for being arranged on the distal end of handle housing 301 is the projection coordinated with neck 5104.
In the utility model any embodiment, the inner surface 5101 of elastic keeper 510 and outer surface 5102 are circle
Arc surface and the inner surface of elastic keeper 510 5101 are different from least one in the curvature and the axis of curvature of outer surface 5102
's.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.Elasticity is protected
The outer surface 5102 of gripping member 510 is the constant curved surface of curvature.Preferably, outer surface 5102 is different from the axis of curvature of inner surface 5101
Axle, 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 circular arc camber of inner surface 5101 axis of curvature O 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 inner surface 5101 and the outer surface 5102 of elastic keeper
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 piece 3012, now revolves
Rotate rotary head 350 and complete rotation process to end effector 10, due to engaging for elastic keeper 510 and engaging piece 3012,
So that swivel head 350 can stablize rotary work station rotation.
Accordingly, when swivel head 350, which is located at, curves station, elastic keeper 510 engages with engaging piece 3013, now
Rotation swivel head 350 completes to curve operation to end effector 10, due to nibbling for elastic keeper 510 and engaging piece 3013
Close so that what swivel head 350 can be stablized is curving station rotary.
In addition, when length direction of the swivel head 350 along slender bodies 20 is moved to distal end or near-end, elastic keeper
510 switch between engaging piece 3012 and engaging piece 3013, for example, when swivel head 350 is located at rotary work station, elastic keeper
510 engage with engaging piece 3012, now operate length direction of the swivel head 350 along slender bodies 20 to move proximally to, elasticity is protected
The elastic deformation of gripping member 510 with engaging piece 3012 to be disengaged from, at the end of handoff procedure, elastic keeper 510 enter with
The state that engaging piece 3013 is engaged, elastic keeper 510 recovers state before deformation, while providing auditory tone cues, points out operator
Swivel head 350 has been adjusted to curves station accordingly.In order to realize the surgical operation described in the utility model any embodiment
Apparatus can not carry out curving operation when carrying out rotation process, and can not carry out rotation process when carrying out and curving operation,
On the basis of above-mentioned embodiment, when swivel head 350 is located at its proximal location, that is, when curving station, due to the distal end of swivel head 350
The tooth 311 of tooth 351 and the near-end of turnbarrel 310 be disengaged from, now, rotation swivel head 35 is only capable of entering end effector 10
Row curves operation and can not carry out rotation process.However, in practical operation, in order to prevent the maloperation of user, for example, working as
Swivel head 350 is placed in when curving station to carry out curving operation, turnbarrel 310 or slender bodies 20 are touched by mistake so that end is performed
Device 10 is rotated, on the basis of the utility model above-described embodiment, as shown in Figure 2 or Figure 3, and surgical operating instrument 50 enters one
Step include lock assembly 370, the lock assembly 370 is arranged in swivel head 350, including at least one slide teeth 371 and stop
Turn tooth 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,
The generally t-shaped structure of slide teeth 371, including alar part 3711 and auxiliary section 3712, are provided with the bottom of the auxiliary section 3712
Multiple transverse teeths 3713.Accordingly, as shown in figure 8, being provided with the distal end of handle housing 301 along the thin of axis A directions extension
Elongated slot 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, circumferential locking, i.e. slide teeth 371 are only
It can be slided in the elongated slot 3011 of handle housing 301.Further, slip can be accommodated by being provided with the inner side of swivel head 350
The annular groove 352 of the alar part 3711 of tooth 371, as shown in fig. 7, for example, the axial length of annular groove 352 is equal or slightly larger than slip
The axial length of the alar part 3711 of tooth 371, due to axial limiting of the annular groove 352 to slide teeth 371 so that the nothing of slide teeth 371
Method is axially moved relative to 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
The key connection crossed 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 the tooth that can be engaged with the transverse teeth 3713 of the auxiliary section 3712 of slide teeth 371 is provided with baffle teeth 372.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.
Now, 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 rotate 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 carrying out curving 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.Now, 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
It may include multiple slide teeths 371, it is preferable that distal end of the multiple slide teeth 371 along handle housing 301 is circumferentially uniformly distributed,
Accordingly, multiple elongated slots 3011 are provided with the distal end of the handle housing 301 to be suitable to accommodate corresponding slide teeth respectively
371.Preferably, the quantity of slide teeth 371 is set to two, and be provided with the distal end of handle housing 301 two it is corresponding
Elongated slot 3011.
Close drive component
With reference to Figure 10, the surgical operating instrument 50 described in the utility model embodiment also includes closure drive component, described
The transmission component 380 that closure drive component includes closure trigger 303, is connected with the near-end of slender bodies housing 200, and connecting rod
Mechanism 305, near-end and the closure pivotable connection of trigger 303, distal end and the transmission of linkage 305 of the linkage 305
The pivotable connection of component 380.In order to be further ensured that the stabilization of transmission, it is preferable that linkage 305 includes the be placed in parallel
One connecting rod and second connecting rod (not shown), respectively with the closure top both sides of trigger 303 (direction as shown in Figure 10) and biography
The near-end both sides pivotable connection of dynamic component 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 the connecting portion 381 for being suitable to be pivotally connected with linkage 305, with the distal end of connecting portion 381
Rigidly connected connecting plate 382, the distal end of the connecting plate 382 and the near-end of slender bodies housing 200 are rigidly connected.Preferably,
In order that transmission component 380 transmission it is more reliable and more stable, connecting plate 382 may be configured as it is multiple, for example, set two connection
Plate 382a, 382b (see Fig. 9).
The distal end of transmission component 380 and the near-end of slender bodies housing 200 are rigidly connected for convenience, it is preferable that as can
Alternative embodiment, as shown in figure 11, push pedal group is further provided with curving between gear assembly 360 and connecting plate 382
Part, including push pedal 383 and multiple push rods 384, distal end and the push pedal 383 of connecting plate 382 are rigidly connected, and are curving gear assembly
The through hole 365 passed through suitable for push rod 384 is provided with 360, as shown in figs. 9 and 12 so that the push rod 384 can pass through institute
State and curve gear assembly 360 and be connected with slender bodies housing 200, or be rigidly connected with baffle teeth 372.Because baffle teeth 372 is solid
Dingan County is mounted in the near-end of slender bodies housing 200, it is achieved thereby that transmission component 380 and slender bodies housing 200 are rigidly connected.
During practical operation, the closure trigger 303 is closed, closure trigger 303 pivots about axle rotate counterclockwise, so that logical
Crossing linkage 305 promotes transmission component 380 mobile to distal end, and further promotes the distal movement of slender bodies housing 200, real
Now to the closure of end effector 10.
It is pointed out that the implementation of transmission component 380 includes but is not limited to the realization side described in above-described embodiment
Formula, the implementation method that can also be commonly used using those skilled in the art in machinery is set.For example, the connection of transmission component 380
Plate 382 can also use the structure of sleeve pipe, or push rod structure etc..
In order to further improve the security of surgical procedure, it is to avoid the maloperation to surgical operating instrument occur, above-mentioned
On the basis of embodiment, the surgical operating instrument 50 described in the utility model any embodiment also 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
Ground, as 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 insurance
Piece 390 is set to a ring segment, and the distal end of the push rod 384 of transmission component 380 of its near-end side with closing drive component is fixed
Connection, therefore, when carrying out closed procedure, the transmission component 380 for closing drive component is mobile to distal end, and promotes safety plate
390 is mobile to distal end together, and then promotes baffle teeth 372 mobile to distal end.Preferably, the external diameter of safety plate 390 is slightly larger than only
Turn the external diameter of tooth 372.
During practical operation, it is located at its remote location when surgical operating instrument 50 is located at its rotary work station, i.e. swivel head 350,
And end effector 10 is in open mode, now slide teeth 371 is disengaged from baffle teeth 372, can be to end effector
10 carry out rotation process.After the closure closure trigger 303, the transmission component 380 of transmission component is closed to distal end is mobile and band
Dynamic safety plate 390 is mobile to distal end, thus cause under the promotion of safety plate 390 baffle teeth 372 together to distal end it is mobile and with
Slide teeth 371 is meshed, and realizes the surgical operating instrument 50 described in the utility model any embodiment and is in end effector
During 10 closure state, it is impossible to carry out rotation process.
Further, it is located at its proximal location when surgical operating instrument 50 curves station, i.e. swivel head 350 positioned at it, and
End effector 10 is in open mode, and now slide teeth 371 is engaged with baffle teeth 372, 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 the closure closure trigger 303, close
Close that the transmission component 380 of transmission component is mobile and drive safety plate 390 mobile to distal end to distal end, it is outer due to safety plate 390
Footpath is slightly larger than the external diameter of baffle teeth 372, therefore, under the promotion of safety plate 390, can drive baffle teeth 372 and slide teeth 371 1
Rise mobile to distal end.Due to slide teeth 371 and the axial restraint of swivel head 350, therefore 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 at the surgical operating instrument 50 described in the utility model any embodiment
When 10 closure state of end effector, it is impossible to which progress curves operation.
As alternative embodiment, safety plate 390 and baffle teeth 372 are structure as a whole.
As alternative embodiment, Figure 13 shows the another of the surgical operating instrument 50 described in above-described embodiment
Implementation.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, the slender bodies housing 200 of turnbarrel 410 and slender bodies 20 is rigidly connected, and swivel head 450 can be relative to elongated
Body 20 is upper along its length to be moved back and forth.For the ease of installing, 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
The tooth 451 suitable for being engaged with the tooth 411 of the near-end of turnbarrel 410 is provided with wall.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 is rotated with, and and then drives slender bodies 20 and end effector 10 to rotate.This implementation
Surgical operating instrument 50A described in example is used curves transmission group with the identical of surgical operating instrument 50 described in above-described embodiment
Part, therefore, will not be described in great detail for the implementation 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 is moved proximally to, gear ring also move proximally to therewith from
And be meshed with the multiple planetary gears for curving drive gear assemblies, when rotating swivel head 450, curve the tooth of drive gear assemblies
Circle is also rotated with, so as to realize curving for end effector 10.Further, on the basis of above-described embodiment, with reference to figure
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, is connected together suitable for the distal end with swivel head 450, i.e., by way of clamping, with the axial restraint of swivel head 450 and
It can be rotated in a circumferential direction relative to swivel head 450.Certainly, slide teeth 471 can also be normal using other with the axial restraint of swivel head 450
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 stopper slot 4713 is provided with annular connecting portion 4712, correspondingly, in slender bodies housing 200
At least one elongated slot 203 is provided with, the inner side of turnbarrel 410 at least one projection 412 is provided with so that turnbarrel
410 projection 412 realizes slide teeth through the stopper slot 4712 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 axially 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 the distal end of handle housing 401
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
Put, now, tooth 4714 and the baffle teeth 472 of the near-end of slide teeth 471 are disengaged from so that when rotating swivel head 450, can drive
Turnbarrel 410, slender bodies 20 and end effector 10 rotate together, also, now gear ring 463 departs from planetary gear 462
Engagement, curves disabler.When move proximally to swivel head 450 be placed on curve station when, slide teeth 471 is in swivel head
Moved proximally to together under 450 drive so that the tooth 4714 of slide teeth 471 is engaged with baffle teeth 472, so that in rotation
During swivel head 450, because slide teeth 471 is circumferentially fixed, it is impossible to rotated with swivel head 450, realizes 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 closure drive component identical structure of apparatus 50 realizes the closed/open to end effector 10, also, closure 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, its distal end is near with the tooth 4714 of slide teeth 471
End aligns.
During practical operation, it is located at its remote location when surgical operating instrument 50A is located at its rotary work station, i.e. swivel head 450,
And end effector 10 is in open mode, now slide teeth 471 is disengaged from baffle teeth 472, can be to end effector
10 carry out rotation process.After the closure closure trigger 303, closure drive component 380 is 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, it is impossible to carry out rotation process.
Performed when surgical operating instrument 50A curves station, i.e. swivel head 450 positioned at it positioned at its proximal location, and end
Device 10 be in open mode, now slide teeth 471 engaged with baffle teeth 472, curve drive gear assemblies 460 gear ring 463 and
Planetary gear 462 is engaged, and end effector 10 can be carried out to curve operation.After the closure closure trigger 303, driving group is closed
Part is to distal end movement 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 alignd with the tooth 4714 of slide teeth 471, therefore, when closure locking tooth 490 with slender bodies housing 200 to
When distal end is mobile, promote slide teeth 471 mobile to distal end, drive swivel head 450 mobile to distal end, make gear ring 463 and planetary gear
462 are disengaged from, meanwhile, closure locking tooth 490 is engaged with baffle teeth 472, as shown in figure 19, is realized when described in the present embodiment
Surgical operating instrument 50A be in 10 closure state of end effector when, it is impossible to curved and rotation process.
It is pointed out that the surgical operating instrument 50A described in the utility model embodiment, not to slide teeth 471, rotation stop
The quantity of tooth 472 and the tooth of closure locking tooth 490 is defined, as long as it can be met described in above-described embodiment each other
Matching relationship.
It is the drive connection and cooperation realized by mechanical structure in above-mentioned lock assembly, between each part, it is connected
Stability is higher.
Obviously, those skilled in the art can to the utility model embodiment carry out it is various change and modification without departing from
Spirit and scope of the present utility model.So, if these modifications and variations of the present utility model belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model be also intended to comprising these change and modification including.
Claims (16)
1. a kind of surgical operating instrument, including end effector, slender bodies and handle portion, the two ends difference of the slender bodies
It is connected with the end effector and the handle portion, it is characterised in that the handle portion includes：
Handle housing；
Swivel head, the swivel head is 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, including the elastic keeper being arranged between the swivel head and the handle housing are elastically kept, and is set
At least one engaging piece on the handle housing；The elastic keeper and the swivel head axial lock, can be along described
The length direction of slender bodies is moved back and forth and is engaged with the engaging piece optionally with the handle housing.
2. surgical operating instrument according to claim 1, it is characterised in that the elastic keeper is the ring with opening
Shape structure.
3. surgical operating instrument according to claim 2, it is characterised in that the inner surface and appearance of the elastic keeper
Face is circular arc camber, and 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, it is characterised 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, it is characterised in that the inner surface setting of the elastic keeper has
At least one is raised, and the engaging piece of the handle housing is set to the groove with the male cooperation.
6. surgical operating instrument according to claim 5, it is characterised in that the projection is set to two, and position respectively
In the end of elastic keeper's inner surface.
7. surgical operating instrument according to claim 2, it is characterised in that the inner surface setting of the elastic keeper has
At least one neck, the engaging piece of the handle housing is set to the projection coordinated with the neck.
8. surgical operating instrument according to claim 7, it is characterised in that the neck is set to two, and position respectively
In the end of elastic keeper's inner surface.
9. according to any described surgical operating instruments of claim 1-8, it is characterised in that the handle portion also includes curving
Transmission component, the swivel head curves transmission component and is selectively engaged with described, to drive the end effector to curve.
10. surgical operating instrument according to claim 9, it is characterised in that the handle portion also includes turnbarrel,
The turnbarrel is arranged on the distal end of the handle portion, and circumferentially locking is connected with the slender bodies.
11. surgical operating instrument according to claim 10, it is characterised 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, it is characterised 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 with selectivity along the length direction of the slender bodies
Ground is engaged with the baffle teeth；It is arranged in the swivel head slide teeth axial restraint, can be relative to 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, it is characterised in that the handle portion include closure trigger with
And closure lock assembly, wherein, the closure trigger is pivotably mounted on the handle housing, and with being arranged on the hand
Closure drive component in handle housing is connected, and drives the slender bodies to move back and forth to open by the closure drive component
Or the end effector is closed, the closure lock assembly rigidly coordinates with the closure drive component, when the closure is pulled
Machine close when, the closure lock assembly can it is described closure drive component promotion under distal movement.
14. surgical operating instrument according to claim 13, it is characterised in that the closure lock assembly is set to a guarantor
Dangerous piece, the safety plate be arranged on the baffle teeth and it is described curve between transmission component, when the safety plate is mobile to distal end
When rotation stop teeth directional distal end can be promoted mobile；Or, 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, it is characterised in that the handle portion includes lock assembly, institute
Stating lock assembly includes slide teeth and baffle teeth, and the slide teeth can be moved back and forth to select along the length direction of the slender bodies
Property be engaged with the baffle teeth, the slide teeth is socketed in the near-end of the slender bodies circumferentially fixedly, and described slides
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, it is characterised in that the handle portion subpackage closure trigger and
Lock assembly is closed, wherein, the closure trigger is pivotably mounted on the handle housing, and with being arranged on the handle
Closure drive component in housing is connected, drive the slender bodies to move back and forth by the closure drive component to open or
Close and lock assembly and the closure drive component rigidly cooperation are closed described in the end effector, when the closure trigger is closed
During conjunction, the closure lock assembly can it is described closure drive component promotion under distal movement, the closure lock assembly
To be arranged on the closure locking tooth on the slender bodies, the closure locking tooth is arranged on the near-end of the slide teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621212820.8U CN206453808U (en) | 2016-11-10 | 2016-11-10 | A kind of surgical operating instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621212820.8U CN206453808U (en) | 2016-11-10 | 2016-11-10 | A kind of surgical operating instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206453808U true CN206453808U (en) | 2017-09-01 |
Family
ID=59692027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621212820.8U Active CN206453808U (en) | 2016-11-10 | 2016-11-10 | A kind of surgical operating instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206453808U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108065978A (en) * | 2016-11-10 | 2018-05-25 | 天津瑞奇外科器械股份有限公司 | A kind of surgical operating instrument |
| CN111012425A (en) * | 2019-12-30 | 2020-04-17 | 盈甲医疗科技(北京)有限公司 | Electric bending safety device for electric anastomat and electric anastomat thereof |
| WO2020088628A1 (en) * | 2018-11-02 | 2020-05-07 | 逸思（苏州）医疗科技有限公司 | Push rod self-adaptive structure |
| CN111214266A (en) * | 2020-01-17 | 2020-06-02 | 盈甲医疗科技(北京)有限公司 | Percussion and bending switching device for electric anastomat and electric anastomat |
| WO2022032776A1 (en) * | 2020-08-10 | 2022-02-17 | 重庆迈科唯医疗科技有限公司 | Bending control mechanism, power handle, and stapler |
-
2016
- 2016-11-10 CN CN201621212820.8U patent/CN206453808U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108065978A (en) * | 2016-11-10 | 2018-05-25 | 天津瑞奇外科器械股份有限公司 | A kind of surgical operating instrument |
| WO2020088628A1 (en) * | 2018-11-02 | 2020-05-07 | 逸思（苏州）医疗科技有限公司 | Push rod self-adaptive structure |
| CN111012425A (en) * | 2019-12-30 | 2020-04-17 | 盈甲医疗科技(北京)有限公司 | Electric bending safety device for electric anastomat and electric anastomat thereof |
| CN111214266A (en) * | 2020-01-17 | 2020-06-02 | 盈甲医疗科技(北京)有限公司 | Percussion and bending switching device for electric anastomat and electric anastomat |
| CN111214266B (en) * | 2020-01-17 | 2020-12-08 | 盈甲医疗科技(北京)有限公司 | Percussion and bending switching device for electric anastomat and electric anastomat |
| WO2022032776A1 (en) * | 2020-08-10 | 2022-02-17 | 重庆迈科唯医疗科技有限公司 | Bending control mechanism, power handle, and stapler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206453808U (en) | A kind of surgical operating instrument | |
| CN108065978A (en) | A kind of surgical operating instrument | |
| CN109963515A (en) | Surgical operating instrument with interlock function | |
| CN103747752B (en) | Energy-based scissors device | |
| JP6400346B2 (en) | Adapter direct drive with manual retract, lockout and connection mechanism | |
| US20190239940A1 (en) | Pinion blade drive mechanism for a laparoscopic vessel dissector | |
| US5993466A (en) | Suturing instrument with multiple rotatably mounted spreadable needle holders | |
| CN101909526B (en) | Surgical instrument | |
| US6126665A (en) | Surgical instrument with arcuately movable offset end effectors and method of using the same | |
| CN206482658U (en) | Surgical operating instrument and surgery forceps | |
| CN106456202A (en) | Surgical grasper | |
| CN108784768A (en) | The rotary components of surgery device | |
| CN102772237A (en) | Surgical forceps | |
| CN204133557U (en) | Prepuce ring-cutter | |
| KR101447266B1 (en) | Appratus for laparoscpoic surgery | |
| CN106999202A (en) | The surgical instruments of extensible length | |
| CN106491184A (en) | A kind of operation pair duckbilled intestinal clamps | |
| CN106913362A (en) | End effector and its nail kit part, surgical operating instrument | |
| CN203970457U (en) | The shutoff device of surgical operating instrument and surgical operating instrument | |
| CN109452970B (en) | Initial angle adjustable three-dimensional accuse bent mechanical arm | |
| CN105433999B (en) | The safeties and surgical operating instrument of surgical operating instrument | |
| CN216823585U (en) | Thread passing surgical forceps for shoulder joint minimally invasive surgery | |
| CN205548671U (en) | Pliers | |
| CN204379344U (en) | Nail bin groupware and apply the Medical stapler of this nail bin groupware | |
| CN113925569A (en) | Universal forceps for endoscopic surgical instruments |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |