CN109009479B - Auxiliary fixing device for operation - Google Patents
Auxiliary fixing device for operation Download PDFInfo
- Publication number
- CN109009479B CN109009479B CN201811086170.0A CN201811086170A CN109009479B CN 109009479 B CN109009479 B CN 109009479B CN 201811086170 A CN201811086170 A CN 201811086170A CN 109009479 B CN109009479 B CN 109009479B
- Authority
- CN
- China
- Prior art keywords
- ball socket
- hemispherical shell
- surgical instrument
- locking hole
- fixed
- 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.)
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Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 20
- 239000000806 elastomer Substances 0.000 claims abstract description 20
- 230000007480 spreading Effects 0.000 claims description 24
- 230000008093 supporting effect Effects 0.000 claims description 18
- 210000000988 bone and bone Anatomy 0.000 claims description 15
- 210000000078 claw Anatomy 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
Abstract
The invention discloses an operation auxiliary fixing device, and particularly relates to the technical field of medical appliances. The fixing device solves the defects of complex structure, heavy weight, high price and inconvenient operation of the existing fixing device for surgical instruments. The auxiliary surgical fixing device comprises a ball joint assembly, wherein the ball joint assembly comprises an upper ball socket, a lower ball socket, an upper hemispherical shell and a lower hemispherical shell, the upper hemispherical shell and the lower hemispherical shell are arranged between the upper ball socket and the lower ball socket, an intermediate elastomer is arranged between the upper hemispherical shell and the lower hemispherical shell, the upper ball socket and the lower ball socket are provided with surgical instrument holes, the intermediate elastomer is provided with surgical instrument locking holes, the upper ball socket and the lower ball socket are provided with ball socket fasteners, the ball joint is fixed by adjusting the ball socket fasteners, so that the instrument puncture direction is fixed, the intermediate elastomer is extruded by the upper hemispherical shell and the lower hemispherical shell, the surgical instrument locking holes are driven to deform, and the depth of a surgical instrument is locked.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an operation auxiliary fixing device.
Background
The surgical instrument fixing device is a surgical auxiliary device commonly used in surgical operations, and the surgical instrument fixing device in the current operation has the defects of complex structure, heavy weight, high price and inconvenient operation, and has limited clinical application.
Disclosure of Invention
The invention aims at overcoming the defects, and provides an operation auxiliary fixing device capable of realizing single bone hole fixation and realizing adjustment and relative fixation of an operation instrument by utilizing an instrument clamping assembly.
The invention adopts the following technical scheme:
the utility model provides a supplementary fixing device of operation, includes ball and socket joint subassembly, ball and socket joint subassembly includes ball and socket, lower ball and socket, last hemisphere shell and lower hemisphere shell, go up hemisphere shell and lower hemisphere shell and arrange in between ball and socket down, go up the hemisphere shell and be equipped with middle elastomer down between the hemisphere shell, go up ball and socket down and be equipped with the surgical instrument hole, middle elastomer is equipped with the surgical instrument locking hole, surgical instrument locking hole and the coaxial setting in surgical instrument hole, it is equipped with the ball and socket fastener who is used for adjusting its loose fixed to go up ball and socket down, realize going up the hemisphere shell and lower hemisphere shell extrusion middle elastomer through adjusting the ball and socket fastener, thereby drive surgical instrument locking hole and take place deformation.
Preferably, the edge of the upper half spherical shell and the lower half spherical shell are distributed with guide structures, and the two guide structures are matched to realize the butt joint fixation of the upper half spherical shell and the lower half spherical shell.
Preferably, the ball and socket joint assembly is mated with the bone Kong Chengkai fixation assembly by a connecting fixation assembly.
Preferably, the bone Kong Chengkai fixing assembly comprises a fixed spreading body and a movable spreading body, the spreading parts of the fixed spreading body and the movable spreading body are provided with tooth-shaped claws, the movable spreading body is provided with a guide arm and an annular structure capable of avoiding, the fixed spreading body is provided with a guide groove and a jackscrew, the guide arm is limited by guiding through the guide groove, and the tooth-shaped claws of the fixed spreading body and the movable spreading body spread under the action of the jackscrew.
Preferably, the connecting and fixing assembly is provided with a first C-shaped locking hole and a second C-shaped locking hole which are perpendicular to each other, the lower ball socket is connected with a sinking type supporting arm, the sinking type supporting arm is connected with a supporting cross rod, and the supporting cross rod is inserted into the second C-shaped locking hole.
Preferably, the fixed supporting body is provided with a supporting vertical rod, the supporting vertical rod is inserted into the first C-shaped locking hole, and the first C-shaped locking hole and the second C-shaped locking hole are locked and fixed through a fastener.
Preferably, the upper ball socket is provided with a fulcrum, the sinking supporting arm is provided with a fulcrum recess, the fulcrum is inserted into the fulcrum recess, and when the upper ball socket and the lower ball socket are loosely fixed, the fulcrum recess limits the fulcrum.
Preferably, the intermediate elastomer is adapted to the shape of the inner portions of the upper and lower hemispheres.
The invention has the following beneficial effects:
the ball joint assembly of the device realizes flexible clamping of the surgical instrument, the height, the angle and the adjustment of the surgical instrument are carried out according to the requirements, and the surgical instrument is locked and fixed after being adjusted in place, so that the surgical instrument and the surgical site are relatively fixed, and the implementation of the operation is facilitated;
the sinking type supporting arm is connected with the supporting cross rod, so that the tooth-shaped claw can be more attached to the bone hole, the tooth-shaped claw can penetrate deeper into the inner wall of the bone hole, and the firmness of tooth-shaped grasping is improved;
the device has the advantages of small volume, simple and convenient operation, reliable fixation and low price, is particularly suitable for neurosurgery craniocerebral operation, and can realize single bone hole fixation.
Drawings
FIG. 1 is a schematic view of a surgical auxiliary fixation apparatus;
FIG. 2 is a schematic view of the operation state of the surgical auxiliary fixing device;
fig. 3 is an exploded view of the surgical auxiliary fixation apparatus.
Wherein 1 is a ball joint assembly, 11 is a lower ball, 111 is a sinking support arm, 1111 is a fulcrum recess, 112 is a support cross bar, 12 is an upper hemispherical shell and a lower hemispherical shell, 121 is a surgical instrument hole, 13 is an intermediate elastomer, 131 is a surgical instrument locking hole, 14 is an upper ball, 141 is a fulcrum, 15 is a ball socket fastener, 2 is a bone Kong Chengkai fixing assembly, 21 is a movable spreading body, 211 is a movable spreading body tooth claw, 212 is a guide arm, 22 is a fixed spreading body, 221 is a fixed spreading body tooth claw, 222 is a guide groove, 23 is a support vertical rod, 24 is a jackscrew, 3 is a connecting fixing assembly, 31 is a connecting piece, 311 is a first C-shaped locking hole, 312 is a second C-shaped locking hole, 32 is a fastener, 4 is a bone hole, and 5 is a surgical instrument.
Detailed Description
The following description of the embodiments of the invention will be given with reference to the accompanying drawings and examples:
as shown in fig. 1-3, an operation auxiliary fixing device comprises a ball joint assembly 1, the ball joint assembly 1 comprises an upper ball socket 14, a lower ball socket 11, an upper semi-spherical shell and a lower semi-spherical shell 12, the upper semi-spherical shell and the lower semi-spherical shell 12 are arranged between the upper ball socket 14 and the lower ball socket 11, a middle elastic body 13 is arranged between the upper semi-spherical shell and the lower semi-spherical shell, the middle elastic body 13 is matched with the inner shapes of the upper semi-spherical shell and the lower semi-spherical shell, guide structures are distributed at the edges of the upper semi-spherical shell and the lower semi-spherical shell, the two guide structures are matched to realize the butt joint fixation of the upper semi-spherical shell and the lower semi-spherical shell, the upper ball socket 14 and the lower ball socket 11 are provided with a surgical instrument hole 121, the middle elastic body 13 is provided with a surgical instrument locking hole 131, the surgical instrument locking hole 131 and the surgical instrument hole 121 are coaxially arranged, the upper ball socket 14 and the lower ball socket 11 are provided with a fastener 15 for adjusting loose fixation, and the surgical instrument locking hole 131 is deformed by adjusting the ball socket fastener 15 to realize the extrusion of the middle semi-spherical shell and the lower semi-spherical shell.
The length of the middle elastomer is greater than the integral length of the upper hemispherical shell and the lower hemispherical shell, when the ball socket fastener is fastened, the middle elastomer is elastically deformed under the action of external force, the locking hole of the surgical instrument on the middle elastomer is larger in deformation, the surgical instrument is convenient to pass through and hold the surgical instrument tightly, the guide structure can be a groove, the groove and the edge of the upper hemispherical shell are matched with the corresponding edge and the groove of the lower hemispherical shell in a one-to-one correspondence manner, so that a certain limiting effect is achieved, the upper hemispherical shell and the lower hemispherical shell are relatively fixed in the operation process, and the compression of the middle elastomer is convenient.
The ball and socket joint assembly 1 is adapted to the bone Kong Chengkai fixation assembly 2 by connecting the fixation assembly 3. The bone Kong Chengkai fixing assembly 2 comprises a fixing and expanding body 22 and a movable and expanding body 21, tooth-shaped claws are arranged at expanding positions of the fixing and expanding body 22 and the movable and expanding body 21, the movable and expanding body 21 is provided with a guide arm 212 and an annular structure capable of avoiding positions, the fixing and expanding body 22 is provided with a guide groove 222 and a jackscrew 21, the guide arm 212 is guided and limited by the guide groove 222, the tooth-shaped claws of the fixing and expanding body 22 and the movable and expanding body are expanded under the action of the jackscrew 24, a first C-shaped locking hole 311 and a second C-shaped locking hole 312 which are mutually perpendicular are arranged on the connecting and fixing assembly 3, a sinking support arm 111 is connected to a lower ball socket, the support cross rod 112 is inserted into the second C-shaped locking hole 312, and the sinking support arm and the support cross rod have a supporting effect on the whole ball socket joint assembly.
The fixed opening body 22 is provided with a support vertical rod 23, the support vertical rod 23 is inserted into the first C-shaped locking hole 311, the first C-shaped locking hole 311 and the second C-shaped locking hole 312 are locked and fixed through the fastener 32, the upper ball socket 14 is provided with a fulcrum 141, the sinking supporting arm 111 is provided with a fulcrum recess 1111, the fulcrum 111 is inserted into the fulcrum recess 1111, and when the upper ball socket and the lower ball socket are in loose fixing process, the fulcrum recess limits the fulcrum.
The auxiliary fixing device for the operation is particularly suitable for craniocerebral operation, after the bone hole 5 is formed in the using process, the fixed-opening body tooth-shaped claw 221 and the movable-opening body tooth-shaped claw 211 are arranged in the bone hole 5, and the guide arm 212 is guided and limited through the guide groove 222; under the action of the jackscrew 24, the fixed spreading body tooth-shaped claw 221 and the movable spreading body tooth-shaped claw 211 spread, and tooth-shaped claw teeth penetrate into the inner wall of the bone hole 5 to realize the fixing function. The first C-shaped locking hole 311 connected with the fixed component 3 is sleeved into the supporting vertical rod 23; the support cross bar 112 is inserted into the second C-shaped locking hole 312 of the connection fixing assembly 3, the ball-and-socket joint assembly 1 is adjusted to a proper position according to the operation requirement, and the first C-shaped locking hole 311 and the second C-shaped locking hole 312 realize the locking and fixing functions through the fastener 32. The middle elastomer 13 is arranged between the upper hemisphere and the lower hemisphere 12, the surgical instrument locking hole 131 and the surgical instrument hole 121 are coaxial and are arranged in a ball socket of the lower ball socket assembly 11, a fulcrum 141 of the upper ball socket assembly 14 is inserted into a fulcrum recess 1111, the upper ball socket and the lower ball socket are loosely fixed through a ball socket fastener 15, the surgical instrument 9 is inserted into an operation area through the surgical instrument hole 121 and the surgical instrument locking hole 131 and is adjusted to a proper position, and the middle elastomer 13 is extruded by the upper hemisphere and the lower hemisphere 12 through the ball socket fastener 15; the upper ball socket 11 and the lower ball socket 14 extrude the upper hemisphere and the lower hemisphere 12, the upper hemisphere and the lower hemisphere are locked and can not rotate, the fixing of the puncture direction of the surgical instrument is realized, the ball socket fastener 15 enables the upper hemisphere and the lower hemisphere 12 to extrude the middle elastomer 13, the surgical instrument 5 is locked by the middle elastomer 13, the surgical instrument 5 is locked axially, and the surgical instrument 5 and the surgical site are fixed relatively.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that the invention is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the invention.
Claims (2)
1. The surgical auxiliary fixing device is characterized by comprising a ball socket joint assembly, wherein the ball socket joint assembly comprises an upper ball socket, a lower ball socket, an upper hemispherical shell and a lower hemispherical shell, the upper hemispherical shell and the lower hemispherical shell are arranged between the upper ball socket and the lower ball socket, a middle elastomer is arranged between the upper hemispherical shell and the lower hemispherical shell, the upper ball socket and the lower ball socket are provided with surgical instrument holes, the middle elastomer is provided with surgical instrument locking holes, the surgical instrument locking holes and the surgical instrument holes are coaxially arranged, the upper ball socket and the lower ball socket are provided with ball socket fasteners for adjusting loose fixing of the upper hemispherical shell and the lower hemispherical shell, and the middle elastomer is extruded by adjusting the ball socket fasteners so as to drive the surgical instrument locking holes to deform;
the bone Kong Chengkai fixing assembly comprises a fixed spreading body and a movable spreading body, the spreading parts of the fixed spreading body and the movable spreading body are provided with tooth-shaped claws, the movable spreading body is provided with a guide arm and an annular structure with a position capable of being kept away, the fixed spreading body is provided with a guide groove and a jackscrew, the guide arm is guided and limited through the guide groove, and the tooth-shaped claws of the fixed spreading body and the movable spreading body spread under the action of the jackscrew;
the ball joint assembly is matched with the bone Kong Chengkai fixing assembly through the connecting fixing assembly;
the connecting and fixing assembly is provided with a first C-shaped locking hole and a second C-shaped locking hole which are perpendicular to each other, the lower ball socket is connected with a sinking type supporting arm, the sinking type supporting arm is connected with a supporting cross rod, and the supporting cross rod is inserted into the second C-shaped locking hole;
the fixed opening body is provided with a support vertical rod, the support vertical rod is inserted into the first C-shaped locking hole, and the first C-shaped locking hole and the second C-shaped locking hole are locked and fixed through a fastener;
the edges of the upper hemispherical shell and the lower hemispherical shell are distributed with guide structures, and the two guide structures are matched to realize the butt joint fixation of the upper hemispherical shell and the lower hemispherical shell;
the upper ball socket is provided with a fulcrum, the sinking supporting arm is provided with a fulcrum recess, the fulcrum is inserted into the fulcrum recess, and when the upper ball socket and the lower ball socket are loosely fixed, the fulcrum recess limits the fulcrum.
2. A surgical auxiliary fixation apparatus as claimed in claim 1, wherein the intermediate elastomer is adapted to the shape of the inner portions of the upper and lower hemispheres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811086170.0A CN109009479B (en) | 2018-09-18 | 2018-09-18 | Auxiliary fixing device for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811086170.0A CN109009479B (en) | 2018-09-18 | 2018-09-18 | Auxiliary fixing device for operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109009479A CN109009479A (en) | 2018-12-18 |
| CN109009479B true CN109009479B (en) | 2023-12-19 |
Family
ID=64616929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811086170.0A Active CN109009479B (en) | 2018-09-18 | 2018-09-18 | Auxiliary fixing device for operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109009479B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317521A (en) * | 2020-03-11 | 2020-06-23 | 北京梅德厚普科技有限公司 | Fixing device for quickly opening bone hole |
| CN111166491A (en) * | 2020-03-11 | 2020-05-19 | 北京梅德厚普科技有限公司 | Surgery operation double-ball fixing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6322500B1 (en) * | 1996-12-23 | 2001-11-27 | University Of Massachusetts | Minimally invasive surgical apparatus |
| CN201197771Y (en) * | 2008-04-18 | 2009-02-25 | 上海交通大学医学院附属仁济医院 | Dilator for fixing external auditory canal |
| CN209422119U (en) * | 2018-09-18 | 2019-09-24 | 北京梅德厚普科技有限公司 | A kind of operation auxiliary fixing device |
-
2018
- 2018-09-18 CN CN201811086170.0A patent/CN109009479B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6322500B1 (en) * | 1996-12-23 | 2001-11-27 | University Of Massachusetts | Minimally invasive surgical apparatus |
| CN201197771Y (en) * | 2008-04-18 | 2009-02-25 | 上海交通大学医学院附属仁济医院 | Dilator for fixing external auditory canal |
| CN209422119U (en) * | 2018-09-18 | 2019-09-24 | 北京梅德厚普科技有限公司 | A kind of operation auxiliary fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109009479A (en) | 2018-12-18 |
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