CN220714007U - Special restorer for acromioclavicular injury - Google Patents
Special restorer for acromioclavicular injury Download PDFInfo
- Publication number
- CN220714007U CN220714007U CN202321723110.1U CN202321723110U CN220714007U CN 220714007 U CN220714007 U CN 220714007U CN 202321723110 U CN202321723110 U CN 202321723110U CN 220714007 U CN220714007 U CN 220714007U
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- CN
- China
- Prior art keywords
- hole
- collarbone
- adjusting rod
- hook
- acromioclavicular
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- 208000027418 Wounds and injury Diseases 0.000 title claims abstract description 8
- 230000006378 damage Effects 0.000 title claims abstract description 8
- 208000014674 injury Diseases 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000003902 lesion Effects 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 210000000142 acromioclavicular joint Anatomy 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 210000003109 clavicle Anatomy 0.000 description 8
- 210000003041 ligament Anatomy 0.000 description 3
- 210000002659 acromion Anatomy 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 241000871495 Heeria argentea Species 0.000 description 1
- 206010023204 Joint dislocation Diseases 0.000 description 1
- 206010033372 Pain and discomfort Diseases 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004938 stress stimulation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Connection Of Plates (AREA)
Abstract
The utility model discloses a special restorer for acromioclavicular injury, which comprises a collarbone hook and a restoring main board, wherein the restoring main board comprises a main body part and a mounting part formed by extending one end of the main body part, the mounting part is provided with a threaded hole and a through hole, the axial direction of the threaded hole is parallel to the axial direction of the through hole, the top of the collarbone hook is connected with a guide post and an adjusting rod, the adjusting rod is arranged in the threaded hole of the restoring main board in a penetrating way, the guide post is arranged in the through hole of the restoring main board in a penetrating way, the adjusting rod is provided with external threads matched with the threaded hole, and the height of the collarbone hook relative to the restoring main board can be adjusted by screwing the adjusting rod; the main body part is equipped with two locking holes, and every locking hole can hold a locking screw, is equipped with the preformed hole that is used for cooperating the elastic fixation board to use between two locking holes. The special reduction operation is integrated with the outer side end steel plate of the collarbone in an external installation mode, and meanwhile, the collarbone hook is arranged to be adjustable in height, so that the reduction operation is beneficial to complete accurate reduction of the fracture end of the outer side of the collarbone or the acromioclavicular joint according to different individuals in the operation, and the operation is easily assisted.
Description
Technical Field
The utility model relates to the field of medical appliances, in particular to a special restorer for acromioclavicular injury.
Background
The fracture of the outer end of the collarbone, accompanied by the fracture of the coracoid ligament, is not rare in clinic, is also troublesome in clinical treatment, and is often unreliable in fixation of the outer end of the collarbone due to small and crushed distal bone fragments when the outer end of the collarbone is simply fixed by using the locking steel plate of the outer end of the collarbone, and is often loose and tilted after operation. At the same time, due to the fracture of the combined coracoid ligament, the proximal end of the collarbone fracture is lifted, and it is difficult for an intraoperative operator or an assistant to satisfactorily maintain reduction and reliably fix the fractured end and repair the coracoid ligament (especially in performing type II, IV and V fracture operations), resulting in failure of the operation. In addition, the existing hook steel plates only have three different height specifications and cannot be perfectly matched according to individual patients.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a special restorer for acromioclavicular injury, which mainly solves the problems that a special restoring tool is adjustable (multiple specifications are not needed), an assistant is not needed and accurate restoration is realized.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the special restorer comprises a collarbone hook and a restoring main board, wherein the restoring main board comprises a main body part and a mounting part formed by extending one end of the main body part, the mounting part is provided with a threaded hole and a through hole, the axial direction of the threaded hole is parallel to the axial direction of the through hole, the top of the collarbone hook is connected with a guide post and an adjusting rod, the adjusting rod is arranged in the threaded hole of the restoring main board in a penetrating way, the guide post is arranged in the through hole of the restoring main board in a penetrating way, the adjusting rod is provided with external threads matched with the threaded hole, and the height of the collarbone hook relative to the restoring main board can be adjusted by screwing the adjusting rod; the main body part is equipped with two locking holes, and every locking hole can hold a locking screw, is equipped with the preformed hole that is used for cooperating the elastic fixation board to use between two locking holes.
Further, when the main body part of the reset main board is used together with the existing steel plate at the outer side end of the collarbone, the main body part is overlapped above the steel plate at the outer side end of the collarbone, the hole positions and the hole shapes on the main body part are the same as those of the corresponding positions on the steel plate at the outer side end of the collarbone, the two locking holes on the main body part are matched with the two locking holes on the steel plate at the outer side end of the collarbone, and the reset main plate is detachably connected with the steel plate at the outer side end of the collarbone through two locking screws.
Furthermore, the top surface of the collarbone hook is provided with a fixing hole, the lower end of the adjusting rod is inserted into the fixing hole in a matched manner, the peripheral surface of the lower end of the adjusting rod is provided with a circle of groove, the side surface of the collarbone hook is provided with a pin hole communicated with the fixing hole, the pin hole is internally provided with a pin inserted into the groove so as to prevent the adjusting rod from moving axially relative to the collarbone hook, and the pin is fixedly welded with the collarbone hook.
Further, the fixed hole is a stepped hole, a boss extending downwards is arranged on the lower surface of the adjusting rod, and the step surface of the boss is contacted with the step surface of the fixed hole to be positioned.
Further, the guide post is a smooth cylinder, and the guide post and the collarbone hook are integrally formed.
Further, a straight hole, a hexagonal hole or a cross hole is formed in the upper end of the adjusting rod.
Further, the adjusting rod is an inner hexagon bolt.
Further, the reserved holes are waist-shaped holes.
The special reset for acromioclavicular injury has the following beneficial effects:
the design utilizes the principle of a collarbone hook steel plate, is integrally installed with the outer side end steel plate of the collarbone in the special reduction operation, and simultaneously, the collarbone hook is arranged to be adjustable in height, so that the operation can be completed accurately according to different individuals, and the fracture end or acromioclavicular joint of the collarbone outside can be completely reduced, and the operation can be easily assisted. The controllable and accurate resetting device is realized, and the operation time is saved; avoiding the possibility of over-reset or under-reset; the model and specification of the instrument are reduced, and the cost is saved; the repositor is removed after fixation, so that pain and discomfort caused by stress stimulation under the shoulder are avoided.
Drawings
FIG. 1 is a schematic view of the construction of a special purpose reducer for acromioclavicular lesion of the present utility model;
fig. 2 is a schematic view of the assembly of a special purpose reducer for acromioclavicular lesion with a prior art outer end steel plate of the collarbone.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, a special restorer for acromioclavicular injury (hereinafter referred to as special restorer) comprises a collarbone hook 1 and a restoring main board 2, wherein the restoring main board 2 comprises a main body part 21 and a mounting part 22 formed by extending one end of the main body part 21, the mounting part 22 is provided with a threaded hole and a through hole, the axial direction of the threaded hole is parallel to the axial direction of the through hole, the top of the collarbone hook 1 is connected with a guide post 4 and an adjusting rod 3, the adjusting rod 3 is arranged in the threaded hole of the restoring main board 2 in a penetrating way, the guide post 4 is arranged in the through hole of the restoring main board 2, the adjusting rod 3 is provided with external threads matched with the threaded hole, and the height of the collarbone hook 1 relative to the restoring main board 2 can be adjusted by screwing the adjusting rod 3; the body portion 21 is provided with two locking holes, each of which can accommodate one locking screw 6, between which a preformed hole 23 for cooperation with an elastic fixing plate is provided.
The special restorer can be matched with the existing collarbone outer side end steel plate 4 (for example, a plate 02160) on the market, as shown in fig. 2, the main body part 21 of the restoring main board 2 is overlapped above the collarbone outer side end steel plate 4, various holes such as a Kirschner pin hole, a combined hole and a locking hole are formed in the existing collarbone outer side end steel plate 4, the hole positions and the hole shapes of the main body part 21 are identical with those of the corresponding positions on the collarbone outer side end steel plate 4, that is, the restoring main board 2 does not cover the hole positions on the collarbone outer side end steel plate 4, the overlapped positions of the main body part 21 have identical hole positions and hole shapes, the design of the original collarbone outer side end steel plate 4 is not changed, the two locking holes on the main body part 21 are matched with the two locking holes on the collarbone outer side end steel plate 4, the restoring main board 2 can be detachably connected with the collarbone outer side end steel plate 4 through the two locking screws 6, and the restoring main board 2 can slightly shake. The special restorer in the operation is integrally assembled and locked with the outer side end steel plate 4 of the clavicle through two locking holes, the height of the clavicle hook 1 is adjustable, the operation is facilitated, the fracture end or the acromioclavicular joint of the outer side of the clavicle can be completely and accurately restored according to different individuals, and the operation is easily and assisted.
The special restorer is matched with the existing special collarbone outer side end steel plate 4 on the market, and meanwhile, the elastic fixing plate for dislocation of the acromioclavicular joint can be matched with the reserved holes 23, the reserved holes 23 are not limited to hole shapes of various types (the reserved holes 23 are waist-shaped holes in the figure) so as to be matched with various elastic fixing plates, and therefore the functions of combining rigid fixation and elastic stationary phase are achieved. The special restorer does not change, does not interfere with the function of the two locking holes and other holes of the outer end steel plate 4 of the collarbone and is convenient to be placed in combination with an elastic fixing system (comprising an elastic fixing plate and a wire).
The upper end of the adjusting rod 3 is provided with a straight hole, a hexagonal hole or a cross hole so as to facilitate the adoption of a straight screwdriver, a cross screwdriver or a hexagonal wrench to rotate the adjusting rod 3. Preferably, the adjusting rod 3 is a hexagon socket head cap screw.
The top surface of the collarbone hook 1 is provided with a fixing hole, the lower end of the adjusting rod 3 is inserted into the fixing hole in a matching way, specifically, the fixing hole is a stepped hole, the lower surface of the adjusting rod 3 is provided with a boss extending downwards, and the step surface of the boss is contacted with the step surface of the fixing hole to position the adjusting rod 3. The circumference of the lower end of the adjusting rod 3 is provided with a circle of groove, the side surface of the collarbone hook 1 is provided with a pin hole communicated with a fixing hole, a pin 5 inserted into the groove is arranged in the pin hole so as to prevent the adjusting rod 3 from moving axially relative to the collarbone hook 1, and the pin 5 and the collarbone hook 1 are welded and fixed, preferably laser welded, so that the fixed connection of the adjusting rod 3 and the collarbone hook 1 is realized.
The guide post 4 is a smooth cylinder, the guide post 4 and the collarbone hook 1 are integrally formed, assembly steps are reduced, and the relative positions of the guide post 4 and the collarbone hook 1 are accurate without errors, so that the guide post 4 guides accurately when moving in the through hole of the reset main board 2.
The hole position and the hole shape on the reset main board 2 are matched with those of the corresponding positions on the steel plate 4 at the outer side end of the clavicle, the special reset device is locked with the steel plate 4 at the outer side end of the clavicle through two locking holes to form a whole, the clavicle hook 1 is arranged at the position under the acromion, after the steel plate 4 at the outer side end of the clavicle is locked by the special reset device in operation through one locking screw 6, the accurate reset can be achieved by adjusting the fracture end of the reset through the adjusting rod 3 and the dislocated acromion joint, and the operation steps are reduced. After satisfactory resetting and fixing, the two locking screws 6 are unscrewed, and the special resetting device is removed to complete the operation.
The special restorer adjusts the height of the collarbone hook 1 through the adjusting rod 3, so that the height adjustment of the collarbone hook 1 is accurate, the accurate restoration of the collarbone hook due to the fixed height (only three heights are selectable in the prior art) is avoided, the operation steps of repeatedly reversely checking different hooks in operation can be reduced, the individual is more attached, and the acromioclavicular joint can be completely and accurately restored.
The special restorer is an instrument for restoring and maintaining fixed collarbone fracture ends and restoring acromioclavicular joint dislocation in operation. The first-stage combined elastic fixing system can obviously reduce the operation difficulty, reduce the operation time and reduce the operation failure rate. Is suitable for the lateral end fracture (type II, IV and V) of Neer clavicle and also suitable for acromioclavicular dislocation (ROCKWOOD type III-VI).
The embodiments are merely illustrative of the technical solution of the present utility model, and not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and therefore all other embodiments obtained by those skilled in the art without making creative efforts are intended to fall within the protection scope of the present utility model.
Claims (8)
1. A special restorer for acromioclavicular injury, characterized in that: the device comprises a collarbone hook and a reset main board, wherein the reset main board comprises a main body part and a mounting part formed by extending one end of the main body part, the mounting part is provided with a threaded hole and a through hole, the axial direction of the threaded hole is parallel to the axial direction of the through hole, the top of the collarbone hook is connected with a guide post and an adjusting rod, the adjusting rod is arranged in the threaded hole of the reset main board in a penetrating way, the guide post is arranged in the through hole of the reset main board in a penetrating way, the adjusting rod is provided with an external thread matched with the threaded hole, and the height of the collarbone hook relative to the reset main board can be adjusted by screwing the adjusting rod; the main body part is equipped with two locking holes, and every locking hole can hold a locking screw, is equipped with the preformed hole that is used for cooperating the elastic fixation board to use between two locking holes.
2. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: when the main body part of the reset main board is used together with the existing steel plate at the outer side end of the collarbone, the main body part is overlapped above the steel plate at the outer side end of the collarbone, the hole positions and the hole shapes on the main body part are the same as those of the corresponding positions on the steel plate at the outer side end of the collarbone, the two locking holes on the main body part are matched with the two locking holes on the steel plate at the outer side end of the collarbone, and the reset main plate is detachably connected with the steel plate at the outer side end of the collarbone through two locking screws.
3. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: the top surface of the collarbone hook is provided with a fixing hole, the lower end of the adjusting rod is inserted into the fixing hole in a matched manner, the peripheral surface of the lower end of the adjusting rod is provided with a circle of groove, the side surface of the collarbone hook is provided with a pin hole communicated with the fixing hole, the pin hole is internally provided with a pin inserted into the groove so as to prevent the adjusting rod from moving axially relative to the collarbone hook, and the pin is welded and fixed with the collarbone hook.
4. A special purpose reducer for acromioclavicular lesions as claimed in claim 3, wherein: the fixed hole is a stepped hole, a boss extending downwards is arranged on the lower surface of the adjusting rod, and the step surface of the boss is contacted with the step surface of the fixed hole to be positioned.
5. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: the guide post is smooth cylinder, and guide post and collarbone hook integrated into one piece.
6. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: the upper end of the adjusting rod is provided with a straight hole, a hexagonal hole or a cross hole.
7. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: the adjusting rod is an inner hexagon bolt.
8. A special purpose reducer for acromioclavicular lesions as claimed in claim 1, wherein: the preformed holes are waist-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321723110.1U CN220714007U (en) | 2023-07-04 | 2023-07-04 | Special restorer for acromioclavicular injury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321723110.1U CN220714007U (en) | 2023-07-04 | 2023-07-04 | Special restorer for acromioclavicular injury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220714007U true CN220714007U (en) | 2024-04-05 |
Family
ID=90496823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321723110.1U Active CN220714007U (en) | 2023-07-04 | 2023-07-04 | Special restorer for acromioclavicular injury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220714007U (en) |
-
2023
- 2023-07-04 CN CN202321723110.1U patent/CN220714007U/en active Active
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| GR01 | Patent grant |