CN209422119U - A kind of operation auxiliary fixing device - Google Patents
A kind of operation auxiliary fixing device Download PDFInfo
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- CN209422119U CN209422119U CN201821527297.7U CN201821527297U CN209422119U CN 209422119 U CN209422119 U CN 209422119U CN 201821527297 U CN201821527297 U CN 201821527297U CN 209422119 U CN209422119 U CN 209422119U
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- ball
- socket
- shell
- surgical instrument
- locking hole
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Abstract
The utility model discloses a kind of operation auxiliary fixing devices, and in particular to the field of medical instrument technology.More complicated, heavy, expensive, unhandy deficiency which solve existing surgical instrument fixing device structures.The operation auxiliary fixing device includes cup-and-ball joint component, cup-and-ball joint component includes upper ball-and-socket, lower ball-and-socket, upper hemispherical shell and lower hemisphere shell, upper hemispherical shell and lower hemisphere shell are placed between ball-and-socket and lower ball-and-socket, intermediate elastomeric is equipped between upper hemispherical shell and lower hemisphere shell, upper ball-and-socket and lower ball-and-socket are equipped with surgical instrument hole, intermediate elastomeric is equipped with surgical instrument locking hole, upper ball-and-socket and lower ball-and-socket are equipped with ball-and-socket fastener, realize that cup-and-ball joint is fixed by adjusting ball-and-socket fastener, it is fixed to realize instrument puncture direction, upper hemispherical shell and lower hemisphere shell squeeze intermediate elastomeric, to drive surgical instrument locking hole, deformation occurs, lock surgical instrument depth.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of operation auxiliary fixing device.
Background technique
Surgical instrument fixing device is auxiliary device of commonly performing the operation in surgical operation, and surgical instrument is fixed in operation at present
Apparatus structure is more complicated, heavy, expensive, inconvenient, and in view of these disadvantages, clinical application is limited.
Utility model content
The purpose of this utility model is in view of the above deficiencies, to propose the achievable single bone hole of one kind and fix, pressed from both sides using instrument
Hold adjustment and relatively-stationary operation auxiliary fixing device of the component realization to surgical instrument.
The utility model specifically adopts the following technical scheme that
A kind of operation auxiliary fixing device, including cup-and-ball joint component, the cup-and-ball joint component include upper ball-and-socket, lower ball
Nest, upper hemispherical shell and lower hemisphere shell, upper hemispherical shell and lower hemisphere shell are placed between ball-and-socket and lower ball-and-socket, upper hemispherical shell and lower half
Intermediate elastomeric is equipped between spherical shell, upper ball-and-socket and lower ball-and-socket are equipped with surgical instrument hole, and intermediate elastomeric is locked equipped with surgical instrument
Tieholen, surgical instrument locking hole and the coaxial arrangement of surgical instrument hole, upper ball-and-socket and lower ball-and-socket are equipped with loose fixed for adjusting it
Ball-and-socket fastener, realize that upper and lower hemispheres shell and lower hemisphere shell squeeze intermediate elastomeric by adjusting ball-and-socket fastener, thus band
Having an operation, deformation occurs for instrument locking hole.
Preferably, guide frame is distributed in the edge of upper hemispherical shell and lower hemisphere shell, and the cooperation of two guide frames is realized
The docking of lower hemisphere shell is fixed.
Preferably, cup-and-ball joint component struts fixation kit with bone hole by being connected and fixed component and is adapted to.
Preferably, bone hole strut fixation kit include it is fixed strut body and it is removable strut body, the fixed body and removable of strutting
The dynamic position that struts for strutting body has tooth form pawl, and the removable body that struts is with leading arm and the ring structure that can keep away position, rigid staybolt
Body is opened with guide groove and jackscrew, leading arm is by guide groove guide and limit, under the action of jackscrew, the fixed body and removable of strutting
The dynamic tooth form pawl for strutting body struts.
Preferably, component is connected and fixed equipped with orthogonal first c-type locking hole and the second c-type locking hole, lower ball
Sunk type support arm is connected on nest, sunk type support arm is connected with support rail, and support rail is inserted into the second c-type locking hole.
Preferably, for the fixed body that struts equipped with vertical supporting rod, vertical supporting rod is inserted into the first c-type locking hole, the locking of the first c-type
Hole is locked with the second c-type locking hole by fastener.
Preferably, upper ball-and-socket is equipped with fulcrum, and sunk type support arm is equipped with fulcrum dimple, and fulcrum is inserted into fulcrum dimple,
When upper ball-and-socket and lower ball-and-socket are realized in loose fixation procedure, fulcrum dimple limits fulcrum.
Preferably, intermediate elastomeric is adapted with shape in upper hemispherical shell and lower hemisphere shell.
The utility model has the following beneficial effects:
The cup-and-ball joint component of the device realizes the flexible clamping to surgical instrument, as needed to the height of surgical instrument
Degree and is adjusted angle, is locked after being adjusted in place, keeps surgical instrument relatively fixed with operative site, convenient for operation
Implement；
Sunk type support arm is connected with support rail, and sunk type support arm is more bonded bone hole convenient for tooth form pawl, is conducive to tooth
Shape pawl blade tooth deeper into piercing bone hole inner wall, improve tooth form grasping fastness；
The device volume is small, easy to operate, and fixed reliable, cheap advantage is particularly suitable for neurosurgery cranium brain
Operation is, it can be achieved that single bone hole is fixed.
Detailed description of the invention
Fig. 1 is operation auxiliary fixture structure schematic diagram；
Fig. 2 is that working state of device schematic diagram is auxiliarily fixed in operation；
Fig. 3 is operation auxiliary fixing device decomposition diagram.
Wherein, 1 be cup-and-ball joint component, 11 be lower ball-and-socket, 111 be sunk type support arm, 1111 be fulcrum dimple, 112
It is upper hemispherical shell and lower hemisphere shell for support rail, 12,121 be surgical instrument hole, and 13 be intermediate elastomeric, and 131 be surgical device
Tool locking hole, 14 be upper ball-and-socket, and 141 be fulcrum, and 15 be ball-and-socket fastener, and 2 strut fixation kit for bone hole, and 21 be removable support
Body is opened, 211 strut body tooth form pawl to be removable, and 212 be leading arm, and 22 strut body to be fixed, and 221 strut body tooth form for fixation
Pawl, 222 be guide groove, and 23 be vertical supporting rod, and 24 be jackscrew, and 3 is are connected and fixed component, and 31 be connector, and 311 be the first c-type
Locking hole, 312 be the second c-type locking hole, and 32 be fastener, and 4 be bone hole, and 5 be surgical instrument.
Specific embodiment
Specific embodiments of the utility model will be further explained in the following with reference to the drawings and specific embodiments:
As shown in Figure 1-3, a kind of operation auxiliary fixing device, including cup-and-ball joint component 1, the cup-and-ball joint component 1
Including upper ball-and-socket 14, lower ball-and-socket 11, upper hemispherical shell and lower hemisphere shell 12, upper hemispherical shell and lower hemisphere shell 12 are placed in 14 He of ball-and-socket
Between lower ball-and-socket 11, be equipped with intermediate elastomeric 13 between upper hemispherical shell and lower hemisphere shell, intermediate elastomeric 13 and upper hemispherical shell and
Shape is adapted in lower hemisphere shell, and guide frame, the cooperation of two guide frames is distributed in the edge of upper hemispherical shell and lower hemisphere shell
Realize that the docking of upper and lower hemispheres shell is fixed, upper ball-and-socket 14 and lower ball-and-socket 11 are equipped with surgical instrument hole 121, and intermediate elastomeric 13 is equipped with
Surgical instrument locking hole 131, surgical instrument locking hole 131 and surgical instrument hole 121 are coaxially disposed, upper ball-and-socket 14 and lower ball-and-socket 11
Equipped with for adjusting its ball-and-socket fastener 15 loosely fixed, upper hemispherical shell and lower semisphere are realized by adjusting ball-and-socket fastener 15
Shell squeezes intermediate elastomeric 13, to drive surgical instrument locking hole 131, deformation occurs.
The length of intermediate elastomeric is greater than the length of upper hemispherical shell and lower hemisphere shell entirety, when fastening ball-and-socket fastener,
By external force elastic deformation is occurred for intermediate elastomeric, and the surgical instrument locking hole correspondence in intermediate elastomeric becomes larger, and is convenient for hand
Art instrument passes through and holds surgical instrument tightly, and guide frame can be groove, the groove and edge and lower hemisphere shell of upper hemispherical shell
Corresponding sides edge and groove are engaged by clamping correspondingly, have both played certain position-limiting action, make upper hemispherical shell in operating process
It is relatively fixed with lower hemisphere shell, and it is convenient for the compression of intermediate elastomeric.
Cup-and-ball joint component 1 struts fixation kit 2 with bone hole by being connected and fixed component 3 and is adapted to.Bone hole struts fixed group
Part 2 include it is fixed strut body 22 and it is removable strut body 21, it is fixed strut body 22 and it is removable strut body 21 strut position tool
There is tooth form pawl, the removable body 21 that struts is fixed to strut body 22 with guide groove with leading arm 212 and the ring structure that can keep away position
222 and jackscrew 21, leading arm 212 is by 222 guide and limit of guide groove, fixed to strut body 22 and under the action of jackscrew 24
The mobile tooth form pawl for strutting body struts, and is connected and fixed component 3 equipped with orthogonal first c-type locking hole 311 and the second c-type
Locking hole 312 is connected with sunk type support arm 111 on lower ball-and-socket, and sunk type support arm is connected with support rail 112, support rail 112
Being inserted into the second c-type locking hole 312, sunk type support arm and support rail has supporting role to entire cup-and-ball joint component.
For the fixed body 22 that struts equipped with vertical supporting rod 23, vertical supporting rod 23 is inserted into the first c-type locking hole 311, the first c-type lock
Tieholen 311 is locked with the second c-type locking hole 312 by fastener 32, and upper ball-and-socket 14 is equipped with fulcrum 141, sunk type branch
Brace 111 is equipped with fulcrum dimple 1111, and fulcrum 111 is inserted into fulcrum dimple 1111, when upper ball-and-socket and the realization of lower ball-and-socket are loose solid
During fixed, fulcrum dimple limits fulcrum.
The operation auxiliary fixing device is particularly suitable for operations on cranium and brain, in use, after bone hole 5 forms, will fix
Strut body tooth form pawl 221 and it is removable strut body tooth form pawl 211 and be placed in bone hole 5, leading arm 212 is oriented to by guide groove 222
Limit；Under the action of jackscrew 24, it is fixed strut body tooth form pawl 221 and it is removable strut body tooth form pawl 211 and strut, tooth form pawl pawl
Tooth is pierced into 5 inner wall of bone hole, realizes fixed function.The the first c-type locking hole 311 for being connected and fixed component 3 is inserted in vertical supporting rod 23；Branch
Support cross bar 112 is inserted into the second c-type locking hole 312 for being connected and fixed component 3, and according to operation needs, adjustment cup-and-ball joint component 1 is arrived
Suitable position, the first c-type locking hole 311 and the second c-type locking hole 312 realize the function that is locked by fastener 32.In
Between elastomer 13 be placed among upper hemisphere and lower hemisphere 12, surgical instrument locking hole 131 and surgical instrument hole 121 are coaxial,
It is placed in the ball-and-socket of lower ball-and-socket component 11, the fulcrum 141 of upper ball-and-socket component 14 is inserted into fulcrum dimple 1111, and upper and lower ball-and-socket passes through
Ball-and-socket fastener 15 realizes loose fixation, and surgical instrument 9 is inserted by surgical instrument hole 121 and surgical instrument locking hole 131
Field of operation is adjusted to suitable position, realizes that upper hemisphere and lower hemisphere 12 squeeze intermediate elastomeric by ball-and-socket fastener 15
13；Upper ball-and-socket 11 and lower ball-and-socket 14 squeeze upper hemisphere and lower hemisphere 12, and upper hemisphere and lower hemisphere are locked, Bu Nengxuan
Turn, realize the fixation that surgical instrument punctures direction, ball-and-socket fastener 15 makes upper hemisphere and lower hemisphere 12 squeeze intermediate bullet
Property body 13, surgical instrument 5 held tightly by intermediate elastomeric 13, and surgical instrument 5 is axial locked, and surgical instrument 5 is opposite with operative site
It is fixed.
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model, are also answered
Belong to the protection scope of the utility model.
Claims (8)
1. a kind of operation auxiliary fixing device, which is characterized in that including cup-and-ball joint component, the cup-and-ball joint component includes upper
Ball-and-socket, lower ball-and-socket, upper hemispherical shell and lower hemisphere shell, upper hemispherical shell and lower hemisphere shell are placed between ball-and-socket and lower ball-and-socket, upper half
Intermediate elastomeric is equipped between spherical shell and lower hemisphere shell, upper ball-and-socket and lower ball-and-socket are equipped with surgical instrument hole, and intermediate elastomeric is equipped with
Surgical instrument locking hole, surgical instrument locking hole and the coaxial arrangement of surgical instrument hole, upper ball-and-socket and lower ball-and-socket are equipped with for adjusting
It is middle spring to realize that upper hemispherical shell and lower hemisphere shell squeeze by adjusting ball-and-socket fastener for its ball-and-socket fastener loosely fixed
Body, to drive surgical instrument locking hole, deformation occurs.
2. a kind of operation auxiliary fixing device as described in claim 1, which is characterized in that the side of upper hemispherical shell and lower hemisphere shell
It is furnished with guide frame along punishment, the cooperation of two guide frames realizes that the docking of upper and lower hemispheres shell is fixed.
3. a kind of operation auxiliary fixing device as described in claim 1, which is characterized in that cup-and-ball joint component is solid by connection
Determine component and strut fixation kit with bone hole to be adapted to.
4. a kind of operation auxiliary fixing device as claimed in claim 3, which is characterized in that it includes solid that bone hole, which struts fixation kit,
Surely it struts body and struts body with removable, the fixed body and the removable position that struts for strutting body of strutting has tooth form pawl, move support
Body is opened with leading arm and the ring structure that position can be kept away, fixed to strut body with guide groove and jackscrew, leading arm passes through guide groove
Guide and limit, under the action of jackscrew, fixed body and the removable tooth form pawl for strutting body of strutting is strutted.
5. a kind of operation auxiliary fixing device as claimed in claim 3, which is characterized in that be connected and fixed component and be equipped with mutually
Vertical the first c-type locking hole and the second c-type locking hole is connected with sunk type support arm on lower ball-and-socket, and sunk type support arm is connected with
Support rail, support rail are inserted into the second c-type locking hole.
6. a kind of operation auxiliary fixing device as claimed in claim 5, which is characterized in that the fixed body that struts is erected equipped with support
Bar, vertical supporting rod are inserted into the first c-type locking hole, and the first c-type locking hole is locked with the second c-type locking hole by fastener.
7. a kind of operation auxiliary fixing device as claimed in claim 5, which is characterized in that upper ball-and-socket is equipped with fulcrum, sinks
Formula support arm is equipped with fulcrum dimple, and fulcrum is inserted into fulcrum dimple, in upper ball-and-socket and the loose fixation procedure of lower ball-and-socket realization, branch
Point dimple limits fulcrum.
8. a kind of operation auxiliary fixing device as described in claim 1, which is characterized in that intermediate elastomeric and upper hemispherical shell and
Shape is adapted in lower hemisphere shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527297.7U CN209422119U (en) | 2018-09-18 | 2018-09-18 | A kind of operation auxiliary fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527297.7U CN209422119U (en) | 2018-09-18 | 2018-09-18 | A kind of operation auxiliary fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209422119U true CN209422119U (en) | 2019-09-24 |
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ID=68006823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821527297.7U Active CN209422119U (en) | 2018-09-18 | 2018-09-18 | A kind of operation auxiliary fixing device |
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| CN (1) | CN209422119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009479A (en) * | 2018-09-18 | 2018-12-18 | 北京梅德厚普科技有限公司 | A kind of operation auxiliary fixing device |
-
2018
- 2018-09-18 CN CN201821527297.7U patent/CN209422119U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109009479A (en) * | 2018-09-18 | 2018-12-18 | 北京梅德厚普科技有限公司 | A kind of operation auxiliary fixing device |
| CN109009479B (en) * | 2018-09-18 | 2023-12-19 | 北京梅德厚普科技有限公司 | Auxiliary fixing device for operation |
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