CN219147866U - Reduction fixing forceps for fracture operation - Google Patents
Reduction fixing forceps for fracture operation Download PDFInfo
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- CN219147866U CN219147866U CN202222686362.3U CN202222686362U CN219147866U CN 219147866 U CN219147866 U CN 219147866U CN 202222686362 U CN202222686362 U CN 202222686362U CN 219147866 U CN219147866 U CN 219147866U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model discloses a reduction fixing clamp for fracture surgery, which comprises a first clamp arm, a second clamp arm, a first pin shaft, a first pressurizing plate and a second pressurizing plate, wherein the first clamp arm and the second clamp arm are in cross hinge joint through the first pin shaft arranged in the middle of a clamp body, the front parts of the first clamp arm and the second clamp arm are respectively provided with a first clamp ring and a second clamp ring, and the first clamp ring and the second clamp ring are symmetrically arranged in a semicircular shape; the clamping parts at the front ends of the first clamp ring and the second clamp ring are respectively provided with a first ball head part and a second ball head part, and the inner sides of the first ball head part and the second ball head part are provided with inward protruding sharp protrusions; the first pressurizing plate and the second pressurizing plate are respectively and detachably hinged on the first ball head part and the second ball head part. The bone is provided with the hinged ball head at the clamping part of the clamp head and is detachably connected with the pressurizing plate, so that the pressurizing plate is flexibly used for clamping fracture, the bone has good reduction and fixation effects, and the bone can be used for clamping the limb fracture during operation and has a wide application range.
Description
Technical Field
The utility model relates to the technical field of orthopedic medical instruments, in particular to a reduction fixing clamp for fracture surgery.
Background
The ankle joint is an important weight-bearing joint of a human body, the lower tibiofibular joint is separated when the ankle joint is fractured or dislocated, the joint is poor in alignment, the ankle acupoint is widened or narrowed, pain or instability or limited movement of the joint can be caused when the weight is borne, the range of dorsiflexion and plantarflexion of the ankle joint is usually reduced, local pain is caused, and traumatic arthritis is inevitably caused in the future. The importance of the current tibiofibular joint separation surgery treatment is generally accepted, and the surgery treatment is mostly fixed by adopting screws or steel plates.
The utility model discloses a tibiofibular joint separation needs to use to reset fixed pincers when carrying out the operation and reset down, and traditional fixed pincers that reset mostly adopt the tip design at binding clip both ends clamping part, and this kind of design exists that its top area of contact is little can not effectively laminate with fracture department, and clamping force is weak, often resets the effect not ideal, because the tip design, the tip of reset pincers directly leads to the fact the serious consequence of fracture end bone split easily when pressing with the bone face contact. And affects the therapeutic effect.
Therefore, there is a need to develop a reduction fixation clamp for fracture surgery, which addresses the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to provide a reduction fixing clamp for fracture surgery, which is characterized in that a hinged ball head is arranged at the clamping part of a clamp head and is detachably connected with a pressurizing plate, the pressurizing plate is flexibly used for clamping fracture, the reduction fixing effect is good, and the reduction fixing clamp can be used for surgery clamping of four limbs fracture and has wide application range.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model relates to a reduction fixing clamp for fracture surgery, which comprises a first clamp arm, a second clamp arm, a first pin shaft, a first pressurizing plate and a second pressurizing plate, wherein the first clamp arm and the second clamp arm are in cross hinge joint through the first pin shaft arranged in the middle of the clamp arm, the front parts of the first clamp arm and the second clamp arm are respectively provided with a first clamp ring and a second clamp ring, and the first clamp ring and the second clamp ring are symmetrically arranged in a semicircular shape; the clamping parts of the first clamp ring and the second clamp ring are respectively provided with a first spherical head part and a second spherical head part, and the inner sides of the first spherical head part and the second spherical head part are provided with inward protruding sharp protruding parts; the first pressurizing plate and the second pressurizing plate are respectively and detachably hinged on the first ball head part and the second ball head part.
Further, the number of the first pressurizing plates and the second pressurizing plates are multiple, and the specifications of the first pressurizing plates and the second pressurizing plates are different, specifically a long plate, a short plate, a wide plate or a narrow plate; the inner side surfaces of the first pressurizing plate and the second pressurizing plate, which are in contact with the bone surface, are arc-shaped surfaces.
Further, the back of the first pressurizing plate is provided with a ball joint hinge seat, a ball socket for hinging the first ball joint part is arranged in the ball joint hinge seat, the bottom of the ball socket is provided with an avoidance groove, and the sharp protrusion falls into the avoidance groove.
Further, a check ring groove is formed in the top of the ball socket, a check ring is arranged in the check ring groove, and the check ring prevents the first ball head from being separated from the ball socket.
Further, the back of the second pressing plate is provided with a connecting structure consistent with the first pressing plate and is connected with the second ball head part.
Further, the clamping device further comprises a locking mechanism, wherein the locking mechanism is arranged at the outer ends of the first clamp arm and the second clamp arm and can lock and maintain clamping force.
Further, the locking mechanism comprises a second pin shaft, a locking screw rod and a locking nut, one end of the locking screw rod is connected to the inner side of the first clamp arm through the second pin shaft, and the other end of the locking screw rod penetrates through a through hole in the second clamp arm; the locking nut is in threaded connection with the locking screw and can be pressed to the outer port of the through hole.
Further, a positioning pit is formed in the outer port of the through hole, an inward protruding portion is arranged at the inner end of the lock nut, and the protruding portion can be tightly propped into the positioning pit.
Compared with the prior art, the utility model has the beneficial technical effects that:
according to the reset fixing clamp for fracture surgery, the first clamp ring and the second clamp ring are symmetrically arranged in a semicircular shape, so that the clamping force at the end head part of the clamp ring is increased, and the clamping direction of a tangent line is increased. The first pressurizing plate and the second pressurizing plate are respectively and detachably hinged on the first ball head part and the second ball head part, so that the pressurizing plate can be conveniently installed and used when the pressurizing plate is needed according to specific conditions; when the reduction fixing clamp is not needed to be used, the pointed protruding part is taken as the clamping head after the reduction fixing clamp is disassembled, so that the application range of the reduction fixing clamp for fracture surgery is enlarged. The reset fixing clamp for fracture surgery has the advantages that the hinged ball head is arranged at the clamping part of the clamp ring and the pressurizing plate is detachably connected, the pressurizing plate is flexibly used for clamping, the reset fixing effect is good, and the clamp can be used for clamping the fracture of limbs in surgery and has a wide application range.
In addition, through being equipped with a plurality of optional first pressurization boards and second pressurization boards, can install suitable pressurization board according to fracture department specific condition, laminating bone face more, the centre gripping is effectual. Through the arrangement of the avoidance groove, the pointed protruding part is convenient to hide, and when the spherical hinge position swings after the pressurizing plate is installed, the jaw adapting position is not affected by interference, and the position of the jaw fracture can be changed at will; through the arrangement of the retainer ring groove and the retainer ring, the ball is convenient to form a barrier, and the ball head is prevented from falling off easily. Through the arrangement of the locking mechanism, the jaw is convenient to clamp the fracture of the lower tibiofibular joint or other limbs, and the locking mechanism is limited and locked, so that medical staff can be prevented from clamping by hands consistently; the locking screw and the locking nut are arranged, so that the locking distance and the locking force can be adjusted in a micro-scale manner conveniently, and the adjustment precision is high; through the cooperation setting of protruding portion on locating pit and the lock nut, increased the area of contact of lock nut inner and the second tong arm outside, improved stability, avoided long-term stress too big and arouse local plastic deformation damage.
Drawings
The utility model is further described with reference to the following description of the drawings.
FIG. 1 is a schematic perspective view of a reduction fixation clamp for fracture surgery according to the present utility model;
FIG. 2 is a schematic view of another perspective view of the reduction fixation clamp for fracture surgery of the present utility model;
FIG. 3 is a schematic diagram showing the front view structure of the reduction fixing forceps for fracture surgery of the utility model;
FIG. 4 is a schematic cross-sectional view of the portion A-A of FIG. 3.
Reference numerals illustrate: 1. a first jawarm; 101. a first clamp ring; 102. a first bulb portion; 1021. a pointed portion; 2. a second jawarm; 201. a second clamp ring; 202. a second bulb portion; 203. positioning pits; 3. a first pin; 4. a first pressurizing plate; 401. a ball head connecting seat; 402. a ball socket; 403. an avoidance groove; 5. a second pressurizing plate; 6. a second pin; 7. locking the screw rod; 8. a lock nut; 9. and (5) a retainer ring.
Detailed Description
The core of the utility model is to provide a reduction fixing clamp for fracture surgery, wherein a hinged ball head is arranged at the clamping part of a clamp head and is detachably connected with a pressurizing plate, the pressurizing plate is flexibly used for clamping, the reduction fixing effect is good, and the reduction fixing clamp can be used for surgery clamping of limb fracture and has wide application range.
The following description of the embodiments of the present utility model will be made in detail with reference to the accompanying drawings, wherein it is apparent that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
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.
Referring to the drawings, fig. 1 is a schematic perspective view of a reduction fixing clamp for fracture surgery according to the present utility model; FIG. 2 is a schematic view of another perspective view of the reduction fixation clamp for fracture surgery of the present utility model; FIG. 3 is a schematic diagram showing the front view structure of the reduction fixing forceps for fracture surgery of the utility model; FIG. 4 is a schematic cross-sectional view of the portion A-A of FIG. 3.
In one embodiment, as shown in fig. 1 to 4, a reduction fixation clamp for fracture surgery comprises a first clamp arm 1, a second clamp arm 2, a first pin 3, a first compression plate 4 and a second compression plate 5. The first clamp arm 1 and the second clamp arm 2 are in cross hinge joint through a first pin shaft 3 arranged in the middle of the clamp arm, the front parts of the first clamp arm 1 and the second clamp arm 2 are respectively arranged into a first clamp ring 101 and a second clamp ring 201, and the first clamp ring 101 and the second clamp ring 201 are in a semicircular ring shape which is symmetrically arranged. The clamping portions of the first clamp ring 101 and the second clamp ring 201 are provided with a first ball part 102 and a second ball part 202, respectively, and the inner sides of the first ball part 102 and the second ball part 202 are provided with inward protruding sharp protrusions 1021. The first pressurizing plate 4 and the second pressurizing plate 5 are detachably ball-hinged on the first ball head part 102 and the second ball head part 202 respectively.
The first clamp ring 101 and the second clamp ring 201 are symmetrically arranged in a semicircular shape, so that the clamping force at the end head of the clamp head is increased, and the clamping direction of a tangent line is increased. The first pressurizing plate 4 and the second pressurizing plate 5 are respectively detachably hinged on the first ball head part 102 and the second ball head part 202, so that the pressurizing plate can be conveniently installed and used when the pressurizing plate is needed according to specific conditions; when the reduction fixing clamp is not needed to be used, the pointed protruding part 1021 is taken as the clamping head, so that the application range of the reduction fixing clamp for fracture surgery is increased. The reset fixing clamp for fracture surgery has the advantages that the hinged ball head is arranged at the clamping part of the clamp head and the pressurizing plate is detachably connected, the pressurizing plate is flexibly used for clamping, the reset fixing effect is good, and the clamp can be used for clamping the fracture of limbs in surgery and has a wide application range.
In one embodiment of the present utility model, as shown in fig. 1 to 4, the number of the first pressurizing plates 4 and the second pressurizing plates 5 is plural and the specifications are different, specifically, a long plate, a short plate, a wide plate or a narrow plate. The inner side surfaces of the first compression plate 4 and the second compression plate 5, which are in contact with the bone surface, are provided with arc surfaces.
Through being equipped with a plurality of optional first pressurization boards 4 and second pressurization boards 5, can install suitable pressurization board according to fracture department specific condition, laminating bone face more, the centre gripping is effectual.
In a specific embodiment of the present utility model, as shown in fig. 3 and 4, a ball joint seat 401 is disposed at the back of the first pressing plate 4, a ball socket 402 for hinging the first ball head 102 is disposed in the ball joint seat 401, a avoidance groove 403 is disposed at the bottom of the ball socket 402, and a cusp 1021 falls into the avoidance groove 403.
Specifically, as shown in fig. 4, a retaining ring groove is formed in the top of the ball socket 402, and a retaining ring 9 is disposed in the retaining ring groove, wherein the retaining ring 9 prevents the first ball part 102 from being separated from the ball socket 402. The special retainer ring dismounting pliers are used, so that the retainer ring 9 can be conveniently dismounted.
Specifically, the back of the second pressing plate 5 is provided with a connecting structure consistent with the first pressing plate 4 to connect the second ball part 202.
Through the arrangement of the avoidance groove 403, the pointed protrusion 1021 is convenient to hide, and the jaw adapting position is not affected by interference when the spherical hinge position swings after the pressurizing plate is installed; the ball head is convenient to form a barrier by the arrangement of the retainer ring groove and the retainer ring 9, and the ball head is prevented from falling off easily.
In one embodiment of the present utility model, as shown in fig. 1 to 3, the reduction fixation forceps for fracture surgery of the present utility model further comprises a locking mechanism, which is provided at the outer ends of the first forceps arm 1 and the second forceps arm 2 and can lock and maintain the clamping force.
Specifically, as shown in fig. 1 to 3, the locking mechanism comprises a second pin shaft 6, a locking screw rod 7 and a locking nut 8, one end of the locking screw rod 7 is connected to a pin seat on the inner side of the first clamp arm 1 through the pin shaft of the second pin shaft 6, and the other end of the locking screw rod 7 passes through a through hole on the second clamp arm 2. The locking nut 8 is in threaded connection with the locking screw 7 and can be pressed to the outer port of the through hole.
Specifically, as shown in fig. 1 to 3, a positioning pit 203 is provided at the outer port of the through hole, and the main body of the lock nut 8 is cylindrical. The inner end of the lock nut 8 is provided with an inward projection which can be tightened into the detent 203.
Through the arrangement of the locking mechanism, the jaw is convenient to clamp the fracture of the lower tibiofibular joint or other limbs, and the locking mechanism is limited and locked, so that medical staff can be prevented from clamping by hands consistently; the locking screw 7 and the locking nut 8 are arranged, so that the locking distance and the locking force can be adjusted slightly conveniently in a threaded locking mode, and the adjustment precision is high; through the cooperation setting of the protruding portion on locating pit 203 and lock nut 8, increased the area of contact of lock nut 8 inner and the outside of second tong arm 2, improved stability, avoided long-term stress too big and arouse local plastic deformation damage.
The use process of the reduction fixing forceps for fracture surgery in one embodiment of the utility model comprises the following steps: the skin and fascia are cut and the muscle tissue is separated during the reduction operation of the fracture of the lower tibiofibular joint, and the lower tibiofibular joint is exposed. The resetting and fixing clamp for fracture surgery, provided by the utility model, provided with the first pressurizing plate 4 is opened, the first pressurizing plate 4 is placed on the inner side of an ankle joint, the pointed protrusion 1021 on the second clamp arm 2 is placed on the outer ankle side and is clamped by force, the locking nut 8 of the locking mechanism is locked, the lower tibiofibular joint is well reset after X-ray fluoroscopy, and the tension screw is fixed, so that the surgery treatment is completed.
The first clamp ring 101 and the second clamp ring 201 are symmetrically arranged in a semicircular shape, so that the clamping force at the end head of the clamp head and the clamping direction of a tangent line are increased. The first pressurizing plate 4 and the second pressurizing plate 5 are respectively detachably hinged on the first ball head part 102 and the second ball head part 202, so that the pressurizing plate can be conveniently installed and used when the pressurizing plate is needed according to specific conditions; when the reduction fixing clamp is not needed to be used, the pointed protruding part 1021 is taken as the clamping head, so that the application range of the reduction fixing clamp for fracture surgery is increased. The reset fixing clamp for fracture surgery has the advantages that the hinged ball head is arranged at the clamping part of the clamp head and the pressurizing plate is detachably connected, the pressurizing plate is flexibly used for clamping, the reset effect is good, and the clamp can be used for clamping the fracture of limbs in surgery and has a wide application range. In addition, through being equipped with a plurality of optional first pressurization boards 4 and second pressurization boards 5, can install suitable pressurization board according to fracture department specific condition, laminating bone face more, the centre gripping is effectual. Through the arrangement of the avoidance groove 403, the pointed protrusion 1021 is convenient to hide, and the jaw adapting position is not affected by interference when the spherical hinge position swings after the pressurizing plate is installed; the fracture position of the clamp can be adjusted at will. Through the arrangement of the retainer ring groove and the retainer ring 9, the ball is convenient to form a barrier, and the ball head is prevented from falling off easily. Through the arrangement of the locking mechanism, the jaw is convenient to clamp the fracture of the lower tibiofibular joint or other limbs, and the locking mechanism is limited and locked, so that medical staff can be prevented from clamping by hands consistently; the locking screw 7 and the locking nut 8 are arranged, so that the locking distance and the locking force can be adjusted slightly conveniently in a threaded locking mode, and the adjustment precision is high; through the cooperation setting of the protruding portion on locating pit 203 and lock nut 8, increased the area of contact of lock nut 8 inner and the outside of second tong arm 2, improved stability, avoided long-term stress too big and arouse local plastic deformation damage.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (8)
1. A reduction fixation clamp for fracture surgery, which is characterized in that: the clamp comprises a first clamp arm (1), a second clamp arm (2), a first pin shaft (3), a first pressurizing plate (4) and a second pressurizing plate (5), wherein the first clamp arm (1) and the second clamp arm (2) are in cross hinge joint through the first pin shaft (3) arranged in the middle of the clamp arm, the front parts of the first clamp arm (1) and the second clamp arm (2) are respectively provided with a first clamp ring (101) and a second clamp ring (201), and the first clamp ring (101) and the second clamp ring (201) are in a semicircular shape which is symmetrically arranged; the clamping parts at the front ends of the first clamp ring (101) and the second clamp ring (201) are respectively provided with a first bulb part (102) and a second bulb part (202), and the inner sides of the first bulb part (102) and the second bulb part (202) are provided with inward protruding pointed parts (1021); the first pressurizing plate (4) and the second pressurizing plate (5) are respectively and detachably hinged on the first ball head part (102) and the second ball head part (202).
2. The reduction fixation clamp for fracture surgery according to claim 1, wherein: the number of the first pressurizing plates (4) and the second pressurizing plates (5) are multiple, and the specifications of the first pressurizing plates and the second pressurizing plates are different, specifically a long plate, a short plate, a wide plate or a narrow plate; the inner side surfaces of the first pressurizing plate (4) and the second pressurizing plate (5) which are in contact with the bone surface are arc-shaped surfaces.
3. The reduction fixation clamp for fracture surgery according to claim 2, wherein: the ball-joint hinge seat (401) is arranged at the back of the first pressurizing plate (4), the ball socket (402) hinged with the first ball head part (102) is arranged in the ball-joint hinge seat (401), the avoidance groove (403) is formed in the bottom of the ball socket (402), and the sharp protrusion (1021) falls into the avoidance groove (403).
4. A reduction fixation clamp for fracture surgery according to claim 3, wherein: the top of ball socket (402) is provided with the retaining ring groove, and be provided with retaining ring (9) in the retaining ring groove, retaining ring (9) stop first ball head portion (102) break away from ball socket (402).
5. The reduction fixation clamp for fracture surgery according to claim 3 or 4, wherein: the back of the second pressurizing plate (5) is provided with a connecting structure consistent with the first pressurizing plate (4) and is connected with the second ball head part (202).
6. The reduction fixation clamp for refractive surgery according to claim 1, wherein: the clamping device further comprises a locking mechanism, wherein the locking mechanism is arranged at the outer ends of the first clamp arm (1) and the second clamp arm (2) and can lock and maintain clamping force.
7. The reduction fixation clamp for fracture surgery according to claim 6, wherein: the locking mechanism comprises a second pin shaft (6), a locking screw rod (7) and a locking nut (8), one end of the locking screw rod (7) is connected with the other end of the inner side of the first clamp arm (1) through the pin shaft of the second pin shaft (6) and penetrates through a through hole in the second clamp arm (2); the locking nut (8) is in threaded connection with the locking screw (7) and can be pressed to the outer port of the through hole.
8. The reduction fixation clamp for fracture surgery according to claim 7, wherein: the outer port of the through hole is provided with a positioning pit (203), the inner end of the lock nut (8) is provided with an inward protruding part, and the protruding part can be tightly propped into the positioning pit (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222686362.3U CN219147866U (en) | 2022-10-12 | 2022-10-12 | Reduction fixing forceps for fracture operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222686362.3U CN219147866U (en) | 2022-10-12 | 2022-10-12 | Reduction fixing forceps for fracture operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219147866U true CN219147866U (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222686362.3U Active CN219147866U (en) | 2022-10-12 | 2022-10-12 | Reduction fixing forceps for fracture operation |
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| Country | Link |
|---|---|
| CN (1) | CN219147866U (en) |
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2022
- 2022-10-12 CN CN202222686362.3U patent/CN219147866U/en active Active
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