CN209678586U - A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it - Google Patents
A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it Download PDFInfo
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- CN209678586U CN209678586U CN201822028477.7U CN201822028477U CN209678586U CN 209678586 U CN209678586 U CN 209678586U CN 201822028477 U CN201822028477 U CN 201822028477U CN 209678586 U CN209678586 U CN 209678586U
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- steering
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Abstract
The utility model discloses a kind of hysteroscope stapler steering lock apparatus, including steering knob, deflecting roller and steering base, the steering knob drives the steered wheel rotation；It further include gear wheel, the gear wheel is mounted on the deflecting roller, and with the steered wheel rotation, at least two longitudinal groove is provided on the gear wheel；It further include elastomeric element, the elastomeric element is laterally against in the groove of the gear wheel, hinders the rotation of the gear wheel, can meet multi gear position and locking effect simultaneously.A kind of hysteroscope stapler is also disclosed, including the hysteroscope stapler steering lock apparatus.
Description
Technical field
The utility model relates to a kind of surgical stapling more particularly to a kind of hysteroscope stapler steering lock apparatus.
Background technique
Endoscope-assistant surgery is equipped using modern photography technology and high-tech surgical instrument, in chest/stomach wall casing or miniature incision
The lower Minimally Invasive Surgical Technology for completing complicated operation in chest/abdomen.Completing endoscope-assistant surgery only needs to do 1~3 1.5 centimetres of chest/stomach wall
When operation, hysteroscope stapler is protruded into from chest/stomach wall hole for aperture, completes operation.In order to improve the flexibility of hysteroscope stapler,
The nail kit part of hysteroscope stapler would generally be designed to rotatably, and may be locked in specific position.
Notification number is that the patent of CN103315788B discloses a kind of Endo-GIA suitable for Minimally Invasive Surgery, wherein closing
Section steering lock mechanism is that the locking in joint is realized by the positioning bead being inlaid into the corresponding locating slot of socket joint, although feel
Preferably, but gear is less, and flexibility is not good enough, and replacement component is inconvenient, and the smaller instrument of coupling mechanism force that positioning bead provides exists
It is easy to appear trip stop phenomenon when thick tissue of coincideing, influences the stability of instrument, be easy to cause operation to occur unexpected.
Notification number discloses a kind of nail bin rotating control assembly of hysteroscope stapler for the patent of CN206714785U, wherein
Joint can be provided by the frictional force between the circumferential energy storing members and rotation forces component of intra articular to lock at any angle,
But joint backhaul gap is larger, operating force is big, and without initial position prompt facility be easy to cause doctor it is more difficult judgement be
No joint returns to initial position, and replacement component difficulty is caused to influence reusing for instrument.
Utility model content
The hysteroscope stapler that multi gear position and locking effect can be met simultaneously the purpose of the utility model is to provide one kind turns
To locking device and using its hysteroscope stapler.It is less that current hysteroscope stapler steering lock gears are solved simultaneously, spirit
Activity is not good enough；Or gear is slightly more but positioning and locking function is not good enough；And replacement nail kit component inconvenience, easy trip stop, operation
Power is big, lacks the problem of initial position prompt facility.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of hysteroscope stapler steering lock
Device, including steering knob, deflecting roller and steering base, the steering knob drive the steered wheel rotation；It further include gear wheel,
The gear wheel is mounted on the deflecting roller, and it is longitudinally recessed to be provided at least two with the steered wheel rotation, on the gear wheel
Slot；It further include elastomeric element, the elastomeric element is laterally against in the groove of the gear wheel, hinders the gear wheel
Rotation.
Optionally, the steering base is provided with a steering base axially extending bore, the steering base axially extending bore and the shelves
Position wheel clearance fit；The steering base is provided with 1 or more radial blind holes, and the elastomeric element is installed on the radial blind holes
Interior, the blind hole depth is less than the elastic length.
It optionally, further include fast pulley, the fast pulley is embedded in the steering base, and is protected in the steering base circumferential direction
It holds static；The fast pulley axis sets up a fast pulley axially extending bore, between the fast pulley axially extending bore and the gear wheel
Gap cooperation；More than one fast pulley radial through-hole is provided on the fast pulley, the elastomeric element is mounted on the fast pulley
In radial through-hole；The elastomeric element protrudes from the fast pulley inner surface.
Optionally, in the longitudinal groove, at least one described longitudinal groove depth is greater than other longitudinal grooves
Depth；In initial position, the elastomeric element is against in the maximum longitudinal groove of depth the steering knob.
Optionally, the elastomeric element includes stop pin and spring, and the recessed of the gear wheel is inserted into described stop pin one end
In slot, the other end is abutted with one end of the spring, and the other end of the spring is against on the steering base.
Optionally, more than one deflecting roller groove is provided on the deflecting roller；One is provided in the steering knob
The above steering knob protrusion；The gear wheel is provided with more than one gear wheel protrusion；The deflecting roller groove and the steering
Knob protrusion and gear wheel protrusion match, when rotating the steering knob, the deflecting roller, the gear wheel and the steering
Knob rotates synchronously.
It optionally, further include turning to wheel cap, the steering wheel cap is mounted on the steering base, and limits the gear
The axial movement of wheel, the fast pulley.
Optionally, the wheel cap side end face that turns to is provided with the groove for turning to wheel cap；Another side end face is provided with steering
Wheel cap is raised, is provided with steering base groove on the steering base, and the steering base groove is matched with the steering wheel cap protrusion,
And cooperation position is unique.
It optionally, further include turning to pin；It is provided with steering wheel seat on the deflecting roller, is provided on the steering wheel seat
Axial deflecting roller through-hole；The steering pin and the deflecting roller through-hole cooperate；Further include direction turning piece, is arranged on the direction turning piece
There is slotted hole, the steering pin and the slotted hole cooperate.
The utility model additionally provides a kind of hysteroscope stapler, including above-mentioned mirror stapler steering lock apparatus.
The utility model has the following beneficial effects: multiple longitudinal grooves are arranged on gear wheel, degree of regulation can be increased,
Improve locking device reliability；Elastomeric element laterally supports in the groove, and blind hole is arranged on steering base and installs elastomeric element
Or setting fast pulley installs elastomeric element, the tension force that can generate elastomeric element radially, increases elastomeric element bullet
Power will not have an impact the connection of longitudinal each component while improving reliable lock, improve the stability of whole device；
Locking device need to only overcome the elastic force of elastomeric element during rotation, without overcoming other power such as frictional force, therefore drop
Low operating force；In initial position, the elastomeric element is against in the maximum longitudinal groove of depth steering knob, therefore
Prompt can be generated in initial position, doctor is facilitated to understand nail kit module position, to keep replacement nail kit component more convenient；This
Outside, it turns to wheel cap side end face and is provided with steering wheel cap groove, position-limiting action can be played, keep nail kit component in the range of safety
Interior rotation.The utility model structure is simple, is easily installed, high reliablity, and further improves operating comfort.
Detailed description of the invention
Fig. 1 is a kind of optional schematic diagram of the utility model embodiment；
Fig. 2 is a kind of optional bogie wheel configuration schematic diagram of the utility model embodiment；
Fig. 3 is a kind of optional steering knob structural schematic diagram of the utility model embodiment；
Fig. 4 is a kind of optional gear wheel structural schematic diagram of the utility model embodiment；
Fig. 5 is a kind of optional fast pulley structural schematic diagram of the utility model embodiment；
Fig. 6 is a kind of optional direction turning piece structural schematic diagram of the utility model embodiment；
Fig. 7, which is that one kind of the utility model embodiment is optional, turns to wheel cap structural schematic diagram；
Fig. 8 is a kind of optional steering base structural schematic diagram of the utility model embodiment；
Fig. 9 is the schematic diagram of the section structure under a kind of optional locking state of the utility model embodiment；
Appended drawing reference in figure: steering knob 1, fixed pin 2 turn to wheel cap 3, deflecting roller 4, gear wheel 5, spring 6, steering
Pin 7, stop pin 8, fast pulley 9, steering base 10, direction turning piece 11, the first deflecting roller groove 12, the second deflecting roller groove 13 turn
To wheel through-hole 14, the first steering knob protrusion 15, the second steering knob protrusion 16, steering knob boss 17, the first gear wheel is convex
Rise 18, the second gear wheel protrusion 19, longitudinal groove 20, fast pulley radial through-hole 21, the first protrusion of fast pulley 23, fast pulley second
Protrusion 24 turns to 180 ° of grooves 25 of wheel cap, and first turns to wheel cap protrusion 26, and second turns to wheel cap protrusion 27, and the first steering base is recessed
Slot 28, the second steering base groove 29, direction turning piece slotted hole 30.
Specific embodiment
Embodiment one
The technical solution of the utility model is further elaborated below with reference to examples and drawings.
As shown in figs 1-9, it present embodiments provides a kind of hysteroscope stapler steering lock apparatus, including steering knob 1, turns
To wheel 4 and steering base 10, steering knob 1 drives deflecting roller 4 to rotate；It further include gear wheel 5, gear wheel 5 is mounted on deflecting roller 4
On, it is rotated with deflecting roller 4, is provided with 10 ~ 40 longitudinal grooves 20 on gear wheel 5；It further include elastomeric element, the elastomeric element
It is laterally against in the longitudinal groove 20 of gear wheel 5, hinders the rotation of gear wheel 5.
It optionally, further include fast pulley 9, fast pulley 9 is embedded in steering base 10, and keeps quiet in 10 circumferential direction of steering base
Only；9 axis of fast pulley sets up a fast pulley axially extending bore, fast pulley axially extending bore and 5 clearance fit of gear wheel；Fast pulley 9
On be additionally provided with 2 fast pulley radial through-hole 21, elastomeric element is mounted in fast pulley radial through-hole 21；Elastomeric element protrudes from
9 inner surface of fast pulley.
Optionally, in longitudinal groove 20,20 depth of longitudinal groove is greater than the depth of other longitudinal grooves 20；It turns to
In initial position, elastomeric element is against in the maximum longitudinal groove 20 of the depth knob 1.
Optionally, elastomeric element includes stop pin 8 and spring 6, and 8 one end of stop pin is inserted into the groove of gear wheel 5, another
End is abutted with one end of spring 6, and the other end of spring 6 is against on steering base 10.
The first deflecting roller groove 12, the second deflecting roller groove 13 are provided on deflecting roller 4；Setting in the steering knob 1
There are the first steering knob protrusion 15, the second steering knob protrusion 16；The gear wheel 5 is provided with the first gear wheel protrusion 18,
Two gear wheel protrusions 19；Steering knob 1 passes through the first steering knob protrusion 15, the second steering knob protrusion 16 and steering thereon
The first deflecting roller groove 12, the cooperation of the second deflecting roller groove 13 on wheel 4；Deflecting roller 4 passes through the first deflecting roller groove thereon
12, the second deflecting roller groove 13 cooperates with the first gear wheel protrusion 18, the second gear wheel protrusion 19 on gear wheel 5.
Optionally, the first deflecting roller groove 12 is identical as the second deflecting roller groove 13.
Optionally, the first steering knob protrusion 15 is identical as the second steering knob protrusion 16.
Optionally, the first gear wheel protrusion 18 is identical as the second gear wheel protrusion 19.
When rotating steering knob 1, deflecting roller 4, gear wheel 5 and steering knob 1 are rotated synchronously.
Further include turning to wheel cap 3, turns to wheel cap 3 and be mounted on steering base 10, and limit the axial direction of gear wheel 5, fast pulley 9
Movement.
It turns to 3 one side end face of wheel cap and is provided with 180 ° of grooves 25；Another side end face is provided with the first steering wheel cap protrusion 26
Wheel cap protrusion 27 is turned to second, is provided with the first steering base groove 28 and the second steering base groove 29 on steering base 10.
Optionally, first 27 difference of wheel cap protrusion 26 and the second steering wheel cap protrusion is turned to；First steering base groove, 28 He
Second steering base groove 29 is different, and first turns to wheel cap protrusion 26 and the cooperation of the first steering base groove 28, and the second steering wheel cap is convex
Rise 27 with second steering base groove 29 cooperation.At this point, steering base 10 is matched with wheel cap is turned to, and cooperation position is unique.In this way
It can guarantee that 180 ° of 25 installation sites of groove for turning to wheel cap are correct.
Optionally, the first protrusion 23 of fast pulley and the second protrusion of fast pulley 24, the first protrusion of fast pulley are set on fast pulley 9
23 and the protrusion of fast pulley second 24 it is different.
Optionally, the first protrusion 23 of fast pulley and the first steering base groove 28 cooperate, the second protrusion 24 and second of fast pulley
Steering base groove 29 cooperates, and can guarantee that 9 installation site of fast pulley is unique in this way, to guarantee the bullet being mounted in fast pulley 9
Spring 6 and 8 position of stop pin are unique, and then when guarantee initial position, and stop pin 8 is accurately inserted in most deep on gear wheel 5 indulge
Into groove, convenient for assembling.
Optionally, steering knob 1 is provided with steering knob boss 17, and insertion turns in 180 ° of grooves 25 of wheel cap, and
It is slided in 180 ° of grooves 25, to play the role of limit.
It further include turning to pin 7；Steering wheel seat is provided on deflecting roller 4, it is logical to be provided with axial deflecting roller on steering wheel seat
Hole 14；It turns to pin 7 and the deflecting roller through-hole 14 cooperates；Further include direction turning piece 11, steering length of a film is provided on direction turning piece 11
Circular hole 30, turns to pin 7 and direction turning piece slotted hole 30 cooperates, and is inserted into direction turning piece slotted hole 30, when steered wheel rotation, leads to
Crossing steering pin 7 drives direction turning piece 11 to move reciprocatingly, and then controls the rotation of nail kit component.
In addition, the utility model embodiment additionally provides a kind of hysteroscope stapler, it is characterised in that including any of the above-described chamber
Mirror stapler steering lock apparatus.
Optionally, ergonomic designs can be used at facilitating the shape of holding in steering knob 1, and anti-skidding line is arranged
Reason.
Optionally, fixed pin 2 can be used to be fixedly connected with steering knob 1, deflecting roller 4.
Optionally, elastomeric element can also be the elastic material block that longitudinal groove 20 can be inserted, such as rubber block.
When being operated, doctor rotates steering knob 1, and steering knob 1 drives deflecting roller 4, and deflecting roller 4 drives gear wheel
5, it turns to pin 7 to rotate synchronously, turns to pin 7 and direction turning piece 11 is driven to move reciprocatingly, and then drive stapler nail kit component pendulum
It is dynamic.Multiple longitudinal grooves are provided on gear wheel 5, stop pin 8 is inserted into and is against the longitudinal direction of gear wheel 5 under the thrust of spring 6
In groove.When nail kit component is adjusted to suitable position by doctor, steering knob 1, at this time under the action of stop pin, shelves are unclamped
Position wheel 5 cannot rotate, and realize the locking of stapler.
When doctor needs replacing nail kit component, steering knob 1 is rotated, when 20 turns of the maximum longitudinal groove of gear wheel depth
When at stop pin 8, due to depth variation but doctor feel and be better than the vibrations of other gears, if stop pin 8 uses
Rigid material can also make doctor hear strike note when being significantly stronger than other gears, and doctor's nail kit component is prompted to be adjusted to just
Beginning position can be replaced.
During rotating steering knob 1, steering knob boss 17 is limited by 180 ° of grooves 25 of wheel cap are turned to, and makes to turn to
Knob 1 can only rotate in limited range, play the role of limiting steering, by rotation control in the range of safety.
Embodiment two
Steering base 10 is provided with 10 axially extending bore of steering base, 10 axially extending bore of steering base and 5 clearance fit of gear wheel；
Steering base 10 is provided with 2 radial blind holes, and elastomeric element is installed in radial blind holes, and it is long that radial blind holes depth is less than elastomeric element
Degree.
Remaining is the same as example 1.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of hysteroscope stapler steering lock apparatus, including steering knob, deflecting roller and steering base, the steering knob is driven
The steered wheel rotation；It further include gear wheel, the gear wheel is mounted on the deflecting roller, with the steered wheel rotation, institute
It states and is provided at least two longitudinal groove on gear wheel；It further include elastomeric element, the elastomeric element is laterally against the gear wheel
The groove in, hinder the rotation of the gear wheel.
2. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that the steering base is provided with one
A steering base axially extending bore, the steering base axially extending bore and the gear wheel clearance fit；The steering base be provided with 1 with
Upper radial blind holes, the elastomeric element are installed in the radial blind holes, and the blind hole depth is less than the elastic length.
3. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that it further include fast pulley, it is described solid
Fixed wheel is embedded in the steering base, and is remain stationary in the steering base circumferential direction；It is fixed that the fast pulley axis sets up one
Take turns axially extending bore, the fast pulley axially extending bore and the gear wheel clearance fit；More than one is provided on the fast pulley
Fast pulley radial through-hole, the elastomeric element are mounted in the fast pulley radial through-hole；The elastomeric element protrudes from described
Fast pulley inner surface.
4. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that in the longitudinal groove, at least
One longitudinal groove depth is greater than the depth of other longitudinal grooves；The steering knob is described in initial position
Elastomeric element is against in the maximum longitudinal groove of depth.
5. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that the elastomeric element includes only
Position pin and spring, described stop pin one end are inserted into the groove of the gear wheel, and the other end is abutted with one end of the spring, institute
The other end for stating spring is against on the steering base.
6. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that be provided on the deflecting roller
More than one deflecting roller groove；More than one steering knob protrusion is provided in the steering knob；The gear wheel is provided with
More than one gear wheel protrusion；The deflecting roller groove is matched with the steering knob protrusion and gear wheel protrusion, rotates institute
When stating steering knob, the deflecting roller, the gear wheel and the steering knob are rotated synchronously.
7. hysteroscope stapler steering lock apparatus according to claim 3, it is characterised in that it further include turning to wheel cap, it is described
It turns to wheel cap to be mounted on the steering base, and limits the axial movement of the gear wheel, the fast pulley.
8. hysteroscope stapler steering lock apparatus according to claim 7, it is characterised in that the steering wheel cap side end
Face, which is provided with, turns to wheel cap groove；Another side end face, which is provided with, turns to wheel cap protrusion, and it is recessed to be provided with steering base on the steering base
Slot, the steering base groove is matched with the steering wheel cap protrusion, and cooperation position is unique；The steering knob, which is provided with, to be turned
To knob boss, the steering knob boss slides in the steering wheel cap groove.
9. hysteroscope stapler steering lock apparatus according to claim 1, it is characterised in that further include turning to pin；It is described
It is provided with steering wheel seat on deflecting roller, is provided with axial deflecting roller through-hole on the steering wheel seat；The steering pin with it is described
The cooperation of deflecting roller through-hole；Further include direction turning piece, slotted hole, the steering pin and the slotted hole are provided on the direction turning piece
Cooperation.
10. a kind of hysteroscope stapler, it is characterised in that turned to including hysteroscope stapler described in any one of claims 1 to 9
Locking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028477.7U CN209678586U (en) | 2018-12-05 | 2018-12-05 | A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822028477.7U CN209678586U (en) | 2018-12-05 | 2018-12-05 | A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it |
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| Publication Number | Publication Date |
|---|---|
| CN209678586U true CN209678586U (en) | 2019-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822028477.7U Active CN209678586U (en) | 2018-12-05 | 2018-12-05 | A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it |
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| CN (1) | CN209678586U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109498089A (en) * | 2018-12-05 | 2019-03-22 | 北京派尔特医疗科技股份有限公司 | A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it |
| CN112336402A (en) * | 2020-11-24 | 2021-02-09 | 常州安康医疗器械有限公司 | Anorectal anastomat capable of relieving suture tissue necrosis |
| CN116250881A (en) * | 2023-02-08 | 2023-06-13 | 苏州勤灏精密机械有限公司 | Endoscope anastomat with steering self-locking mechanism and working method thereof |
-
2018
- 2018-12-05 CN CN201822028477.7U patent/CN209678586U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109498089A (en) * | 2018-12-05 | 2019-03-22 | 北京派尔特医疗科技股份有限公司 | A kind of hysteroscope stapler steering lock apparatus and the hysteroscope stapler using it |
| CN109498089B (en) * | 2018-12-05 | 2024-09-03 | 北京派尔特医疗科技股份有限公司 | Steering locking device of endoscope anastomat and endoscope anastomat adopting steering locking device |
| CN112336402A (en) * | 2020-11-24 | 2021-02-09 | 常州安康医疗器械有限公司 | Anorectal anastomat capable of relieving suture tissue necrosis |
| CN116250881A (en) * | 2023-02-08 | 2023-06-13 | 苏州勤灏精密机械有限公司 | Endoscope anastomat with steering self-locking mechanism and working method thereof |
| CN116250881B (en) * | 2023-02-08 | 2024-02-20 | 苏州勤灏精密机械有限公司 | Endoscope anastomat with steering self-locking mechanism and working method thereof |
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