CN219354126U - Internal fixation guiding device for assisting fracture reduction - Google Patents
Internal fixation guiding device for assisting fracture reduction Download PDFInfo
- Publication number
- CN219354126U CN219354126U CN202222297416.7U CN202222297416U CN219354126U CN 219354126 U CN219354126 U CN 219354126U CN 202222297416 U CN202222297416 U CN 202222297416U CN 219354126 U CN219354126 U CN 219354126U
- Authority
- CN
- China
- Prior art keywords
- semi
- arm
- ring positioning
- guide
- guide groove
- 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.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
-
- 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
Abstract
The utility model discloses an internal fixation guide device for assisting fracture reduction, which comprises a reduction forceps body, wherein a first force arm is arranged at one end of the reduction forceps body, a second force arm is arranged at the other end of the reduction forceps body, a reduction forceps locking mechanism is arranged at the end of the second force arm, a semi-ring positioning arm is arranged on the first force arm, a first sliding rail is arranged on the semi-ring positioning arm, a second sliding rail is arranged on the first force arm, the first force arm and the semi-ring positioning arm are fixedly connected through a quick locking mechanism, the quick locking mechanism comprises a quick locking mechanism A and a quick locking mechanism B, one end of the semi-ring positioning arm is provided with an A guide groove, and the other end of the semi-ring positioning arm is provided with a B guide groove. According to the utility model, a series of structures are arranged, so that the cross Kirschner wire at the fracture end is fixed, the Kirschner wire can be quickly and accurately implanted to a preset position in actual operation, the implantation difficulty of the Kirschner wire is reduced, the operation time is saved, the secondary injury in operation is reduced, the operation effect is obviously improved, and the practicability is stronger.
Description
Technical Field
The utility model relates to the technical field of fracture reduction guiding, in particular to an internal fixation guiding device for assisting fracture reduction.
Background
The modern clinical orthopaedics has more and more applications to the Kirschner wire, and a considerable part of operations depend on the functions of the Kirschner wire for fixing and guiding, and the Kirschner wire is a common internal fixing material for orthopaedics, is used for fixing short fracture or avulsion fracture and other fracture fixation with low stress, is also used for fixing temporary fracture blocks in orthopaedics operation, has the original specification of generally about twenty centimeters, and has different specifications with the diameter of 0.5-2 millimeters.
At present, when the Kirschner wire is clinically used for being placed into a human body, due to the fact that the length of the Kirschner wire is long, inaccuracy in the needle placement position easily occurs in the needle placement process, the needle placement position is deviated, the fixing effect is not ideal, and a series of problems are solved, the Kirschner wire is placed with high difficulty, the implantation operation time of the Kirschner wire is long, the intraoperative side injury is increased, the operation effect is affected, and the practicability is poor.
Disclosure of Invention
The utility model aims to provide an internal fixation guide device for assisting fracture reduction, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an auxiliary fracture internal fixation guider that resets, includes the pincers body that resets, the one end of pincers body that resets is equipped with the arm of force, the other end of pincers body that resets is equipped with the arm of force No. two, the tip of arm of force No. two is equipped with pincers locking mechanism that resets, be equipped with the semi-ring positioning arm on the arm of force No. one, be equipped with a slide rail on the semi-ring positioning arm, be equipped with No. two slide rails on the arm of force No. one, connect fixedly through quick lock mechanism between arm of force and the semi-ring positioning arm, quick lock mechanism includes quick lock mechanism A and quick lock mechanism B, the one end of semi-ring positioning arm is equipped with the A guide way, the other end of semi-ring positioning arm is equipped with the B guide way, the one end of A guide way and B guide way is equipped with the steel needle guide post, be equipped with sharp cone on the arm of force No. one, all be equipped with directional mechanism on A guide way and the B guide way.
Preferably, the semi-ring positioning arm is arranged in a semi-arc structure, and the first sliding rail is arranged in the middle of the semi-ring positioning arm.
Preferably, the first force arm is arranged in a jaw-shaped structure, the second sliding rail on the first force arm is arranged in an arc-shaped track structure, the pointed cone is arranged on two opposite sides of the first force arm at the tip end of the jaw, and two pointed cones are arranged on each side of the first force arm.
Preferably, the A guide groove and the B guide groove are both arranged in a semi-cylindrical structure, and a coaxial inner round hole is arranged between the A guide groove and the B guide groove.
Preferably, the steel needle guide post is in a cylindrical structure, a Kirschner wire hole is formed in the cylinder of the steel needle guide post, and the aperture of the Kirschner wire hole is arranged corresponding to the Kirschner wire.
Preferably, the quick locking mechanism A and the quick locking mechanism B are composed of a locking rod, a gasket and a locking handle, the locking rod is arranged on the first sliding rail and the second sliding rail, the gasket is arranged on the locking rod, and the locking handle is arranged at the top of the locking rod.
Preferably, the semi-ring positioning arm and the guide groove A and the semi-ring positioning arm and the guide groove B are integrally formed.
Preferably, the orientation mechanism comprises a mounting seat and an orientation probe, one sides of the A guide groove and the B guide groove are respectively provided with the orientation probe through the mounting seat, and the orientation probe comprises a laser probe and a pinhole camera.
Compared with the prior art, the utility model has the beneficial effects that:
this auxiliary fracture internal fixation guider that resets, through the semi-ring locating arm that sets up with reset pincers body, the slide rail of a slide rail on the semi-ring locating arm cooperates with the slide rail of No. two on the arm of force of a No. one, through quick lock mechanism A and quick lock mechanism B quick lock between semi-ring locating arm and the arm of force of a No. one, combine A guide way and B guide way on the semi-ring locating arm, realize the cross kirschner wire of fracture end fixed, can be swift and accurate implant the position preset with the kirschner wire in the real operation, reduce the kirschner wire implantation degree of difficulty, save operation time, reduce the secondary injury in the art, show improvement operation effect, the practicality is stronger.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the semi-ring positioning arm of the present utility model;
FIG. 3 is a schematic view of the body of the reset pliers of the present utility model;
FIG. 4 is a schematic view of the structure of the quick lock mechanism of the present utility model;
fig. 5 is a schematic structural view of the directional probe of the present utility model.
In the figure: 1. a semi-ring positioning arm; 2. a reset forceps body; 21. a first force arm; 22. a second arm of force; 3. a quick locking mechanism A; 31. a quick lock mechanism B; 4. reset forceps locking mechanism; 5. a guide groove A; 6. b a guide groove; 7. a steel needle guide post; 8. a first slide rail; 9. a second slide rail; 10. a pointed cone; 11. a locking lever; 12. a gasket; 13. a locking handle; 14. a mounting base; 15. the probe is oriented.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples
As shown in fig. 1 to 5, the auxiliary fracture reduction internal fixation guide device of the embodiment comprises a reduction forceps body 2, wherein one end of the reduction forceps body 2 is provided with a first force arm 21, the other end of the reduction forceps body 2 is provided with a second force arm 22, the end part of the second force arm 22 is provided with a reduction forceps locking mechanism 4, the first force arm 21 is provided with a half-ring positioning arm 1, the half-ring positioning arm 1 is provided with a first sliding rail 8, the first force arm 21 is provided with a second sliding rail 9, the first force arm 21 and the half-ring positioning arm 1 are connected and fixed through a quick locking mechanism, the quick locking mechanism comprises a quick locking mechanism A3 and a quick locking mechanism B31, one end of the half-ring positioning arm 1 is provided with an A guide groove 5, the other end of the semi-ring positioning arm 1 is provided with a B guide groove 6, one ends of the A guide groove 5 and the B guide groove 6 are provided with a steel needle guide post 7, a first-number arm 21 is provided with a pointed cone 10, the A guide groove 5 and the B guide groove 6 are provided with a directional mechanism, the semi-ring positioning arm 1 and the first-number arm 21 are quickly locked through a quick locking mechanism A3 and a quick locking mechanism B31, the A guide groove 5 and the B guide groove 6 on the semi-ring positioning arm 1 are combined, the cross Kirschner wire of a fracture end is fixed, the Kirschner wire can be quickly and accurately implanted to a preset position in actual operation, the implantation difficulty of the Kirschner wire is reduced, the operation time is saved, the side injury in operation is reduced, and the operation effect is remarkably improved.
Specifically, the semi-ring positioning arm 1 is arranged in a semi-circular arc structure, and the first sliding rail 8 is arranged in the middle of the semi-ring positioning arm 1, so that the semi-ring positioning arm 1 can be conveniently adjusted on the reset forceps body 2.
Further, the first force arm 21 is arranged in a jaw-shaped structure, the second sliding rail 9 on the first force arm 21 is arranged in an arc-shaped track structure, the pointed cone 10 is arranged on two opposite sides of the first force arm 21 at the tip end of the jaw, two pointed cones 10 are arranged on each side of the first force arm 21, the front pointed cone 10 on the first force arm 21 is used for clamping the fracture distal end part through percutaneous, and the fracture distal end and the fracture proximal end are restored through a manual method to meet the requirement of anatomical reduction.
Further, the A guide groove 5 and the B guide groove 6 are arranged in a semi-cylindrical structure, and a coaxial inner round hole is formed in the middle of the A guide groove 5 and the B guide groove 6, so that the steel needle guide column 7 can be conveniently inserted into the A guide groove 5 and the B guide groove 6.
Further, the steel needle guide column 7 is in a cylindrical structure, a Kirschner wire hole is formed in the column body of the steel needle guide column 7, the aperture of the Kirschner wire hole is arranged corresponding to the Kirschner wire in size, and the Kirschner wire is convenient to insert and guide.
Further, quick lock mechanism A3 and quick lock mechanism B31 are by locking lever 11, gasket 12 and locking handle 13 are constituteed, and locking lever 11 locates on slide rail 8, no. two slide rails 9, is equipped with gasket 12 on the locking lever 11, and the top of locking lever 11 is equipped with locking handle 13, and locking lever 11 is T type structure setting, and locking lever 11 runs through slide rail 8 card and inserts the inside at No. two slide rails 9, and with semi-ring positioning arm 1 and No. two arm of force 22 are fixed, quick lock mechanism A3 and quick lock mechanism B31 convenient operation.
Further, the semi-ring positioning arm 1 and the guide groove A5 and the semi-ring positioning arm 1 and the guide groove B6 are integrally formed, so that the structure is stable.
Furthermore, the orientation mechanism comprises a mounting seat 14 and an orientation probe 15, one sides of the A guide groove 5 and the B guide groove 6 are provided with the orientation probe 15 through the mounting seat 14, the orientation probe 15 comprises a laser probe and a pinhole camera, the pinhole camera is electrically connected with a display screen, the orientation is carried out in the angle adjustment process of the semi-ring positioning arm 1 through the laser probe, and the semi-ring positioning arm 1 and the A guide groove 5 or the B guide groove 6 are conveniently and rapidly adjusted to the direction of the Kirschner wire.
The application method of the embodiment is as follows: the distal end part of the fracture is clamped through the front tip cone 10 on the first arm of force 21 of the reset forceps body 2 in the operation, the distal end of the fracture and the proximal end of the fracture are restored through the operation to meet the requirement of anatomic reset, and then the reset forceps body 2 is locked through the reset forceps locking mechanism 4 on the second arm of force 22; next, the semi-ring positioning arm 1 is arranged on a second slide rail 9 at the front end of the reset forceps body 2, a quick locking mechanism is arranged in a first slide rail 8 of the semi-ring positioning arm 1 and a second slide rail 9 at the front end of the reset forceps body 2, the moving angle of the semi-ring positioning arm 1 is controlled, the semi-ring positioning arm 1 is rotated to the direction of placing the Kirschner wire, the A guide groove 5 is attached to the skin of a patient, the Kirschner wire is inserted from the B guide groove 6, so as to probe the cortex of the bone opposite to the nail to be placed, and the Kirschner wire can be used for fixing the bone far and near ends of fracture and the Kirschner wire direction; the quick locking mechanism is used for fixing the reset forceps body 2 and the semi-ring positioning arm 1, the steel needle guide post 7 is arranged in the guide groove A5 to guide the Kirschner wire to be placed into the far end and the near end of the fracture, at the moment, the Kirschner wire end penetrates out of contralateral cortex positioned by the guide groove B6, X-ray fluoroscopy is carried out in operation after the fixing is finished, the position of the Kirschner wire placement is confirmed to be satisfactory, the steel needle guide post 7 is taken out according to the tail end of the Kirschner wire, the quick locking mechanism is unlocked, the position of the semi-ring positioning arm 1 is adjusted, another Kirschner wire is placed into the bone fracture end in the same manner by using different angles, so that the fixation of the cross Kirschner wire at the fracture end is realized, the fixation of the fracture end is confirmed to be stable, and the reset forceps body 2 is unlocked.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An auxiliary fracture reduction internal fixation guiding device comprises a reduction forceps body (2), and is characterized in that: the utility model discloses a reset pliers, including reset pliers body (2), including main part, semi-ring positioning arm (1) and B guide way, the one end of main part (2) is equipped with a force arm (21), the other end of main part (2) is equipped with No. two force arms (22), the tip of No. two force arms (22) is equipped with reset pliers locking mechanism (4), be equipped with semi-ring positioning arm (1) on No. one force arm (21), be equipped with slide rail (8) on No. one force arm (21), be equipped with No. two slide rails (9) on No. one force arm (21), connect fixedly through quick lock mechanism between No. one force arm (21) and semi-ring positioning arm (1), quick lock mechanism includes quick lock mechanism A (3) and quick lock mechanism B (31), the one end of semi-ring positioning arm (1) is equipped with A guide way (5), the other end of semi-ring positioning arm (1) is equipped with B guide way (6), the one end of A guide way (5) and B guide way (6) is equipped with steel needle guide post (7), be equipped with on No. one force arm (21) pointed cone (10), all be equipped with directional mechanism on A guide way (5) and B guide way (6).
2. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the semi-ring positioning arm (1) is arranged in a semi-circular arc structure, and the first sliding rail (8) is arranged in the middle of the semi-ring positioning arm (1).
3. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the first force arm (21) is arranged in a jaw-shaped structure, the second sliding rail (9) on the first force arm (21) is arranged in an arc-shaped track structure, the pointed cone (10) is arranged on two opposite sides of the first force arm (21) at the tip end of the jaw, and two pointed cones (10) are arranged on each side of the first force arm (21).
4. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the guide groove A (5) and the guide groove B (6) are both arranged in a semi-cylindrical structure, and coaxial inner round holes are formed in the middle of the guide groove A (5) and the guide groove B (6).
5. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the steel needle guide column (7) is in a cylindrical structure, a Kirschner wire hole is formed in the column body of the steel needle guide column (7), and the aperture of the Kirschner wire hole is arranged corresponding to the Kirschner wire.
6. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the quick locking mechanism A (3) and the quick locking mechanism B (31) are composed of a locking rod (11), a gasket (12) and a locking handle (13), wherein the locking rod (11) is arranged on a first sliding rail (8) and a second sliding rail (9), the gasket (12) is arranged on the locking rod (11), and the locking handle (13) is arranged at the top of the locking rod (11).
7. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the semi-ring positioning arm (1) and the guide groove A (5) and the semi-ring positioning arm (1) and the guide groove B (6) are uniformly formed and arranged.
8. An auxiliary fracture reduction internal fixation guide apparatus as claimed in claim 1, wherein: the orientation mechanism comprises an installation seat (14) and an orientation probe (15), one sides of the A guide groove (5) and the B guide groove (6) are respectively provided with the orientation probe (15) through the installation seat (14), and the orientation probe (15) comprises a laser probe and a pinhole camera.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210300889X | 2022-03-25 | ||
CN202210300889.XA CN114601549A (en) | 2022-03-25 | 2022-03-25 | Internal fixation guiding device for assisting fracture reduction |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219354126U true CN219354126U (en) | 2023-07-18 |
Family
ID=81866265
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210300889.XA Withdrawn CN114601549A (en) | 2022-03-25 | 2022-03-25 | Internal fixation guiding device for assisting fracture reduction |
CN202222297416.7U Active CN219354126U (en) | 2022-03-25 | 2022-08-30 | Internal fixation guiding device for assisting fracture reduction |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210300889.XA Withdrawn CN114601549A (en) | 2022-03-25 | 2022-03-25 | Internal fixation guiding device for assisting fracture reduction |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN114601549A (en) |
-
2022
- 2022-03-25 CN CN202210300889.XA patent/CN114601549A/en not_active Withdrawn
- 2022-08-30 CN CN202222297416.7U patent/CN219354126U/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN114601549A (en) | 2022-06-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8142432B2 (en) | Apparatus for repositioning portions of fractured bone and method of using same | |
US8986314B1 (en) | Positional dual drill guide | |
JP4574931B2 (en) | Apparatus and method for stabilizing bone structures | |
EP1933728B1 (en) | Instrument for preparing and/or machining a femoral head | |
EP1545355B1 (en) | Device for percutaneous placement of lumbar pedicle screws and connecting rods | |
CA2033912C (en) | Device for orienting appliances, prostheses, and instrumentation in medical procedures and methods for making same | |
US20130204091A1 (en) | Anterior hip replacement retractor assembly | |
US9566104B2 (en) | Reduction forceps with dual 90°-deformation for distribution among two planes | |
CN101730837A (en) | Medical aligning device | |
CN111467023A (en) | Surgical screw imbedding angle positioning guider | |
CN219354126U (en) | Internal fixation guiding device for assisting fracture reduction | |
CN105534585A (en) | Non-invasive perspective locator for distal locking nail with interlocking intramedullary nail | |
CN114027963B (en) | Positioning auxiliary structure and placement method for sacroiliac joint screw based on positioning point | |
CN216257447U (en) | Bone path positioner for ankle joint ligament reconstruction | |
CN210811496U (en) | Navigation device for assisting posterior spinal puncture | |
CN111743613B (en) | Adjustable fracture repositor | |
CN209864024U (en) | Reduction forceps with sighting device | |
CN209984287U (en) | Sacroiliac guide plate for operation | |
CN215192158U (en) | Universal guider for orthopedic surgery | |
CN215349390U (en) | Guider with improved structure for orthopedic surgery | |
CN208130045U (en) | Fracture compression locating device | |
CN214966353U (en) | Percutaneous vertebral pedicle positioning puncture outfit | |
CN111035445A (en) | Navigation device for cortical bone screw in spinal minimally invasive surgery | |
CN220089616U (en) | Positioning system for treating femoral head necrosis by fibula supporting and pressing bone grafting | |
CN201157399Y (en) | In vitro positioning locking type hollow nail-plate collum femoris internal fixation system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |