CN215458555U - U-assembly type bone fracture plate - Google Patents
U-assembly type bone fracture plate Download PDFInfo
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- CN215458555U CN215458555U CN202122064426.1U CN202122064426U CN215458555U CN 215458555 U CN215458555 U CN 215458555U CN 202122064426 U CN202122064426 U CN 202122064426U CN 215458555 U CN215458555 U CN 215458555U
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Abstract
The utility model relates to the technical field of medical instruments, and provides a U-assembly type bone fracture plate. Comprises the following steps of; the bone fracture plate comprises a first bone fracture plate and a second bone fracture plate, wherein the distance between the first bone fracture plate and the second bone fracture plate is adjustable; the first bone plate and the second bone plate are respectively provided with a straight plate part and an arc part, and the arc parts of the first bone plate and the second bone plate can be molded; the straight plate part of the first bone fracture plate is provided with a first threaded hole, the arc-shaped part of the second bone fracture plate is provided with a second threaded hole, the first threaded hole and the second threaded hole are both provided with inclined side edges, and the first threaded hole and the second threaded hole are coaxial threaded holes. The utility model has the beneficial effects that: the two coaxial threaded holes are internally provided with screws for fixing and locking two ends of the fracture, so that the fixation effect is achieved, and the fixation is reliable and safe.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a U-assembly type bone fracture plate.
Background
In ankle joint supination adduction type fracture, the fracture line of medial malleolus may be vertical or oblique upwards, there is the condition of longitudinal linking unstability, this type of fracture need with steel sheet and fix with screw can reach better stability, at present, it is common in clinic to rebuild the fracture plate and pass through the fracture position of screw fixation patient after bending, fracture distal end often can only implant one piece of screw under this condition, although solved the vertical unstability of fracture, can not solve well to the rotational instability's of fracture piece, easily cause the secondary fracture of patient's injury position. In view of this, we propose a bone plate for use in medial malleolus fractures.
Among the prior art, disclose a coaptation board for ankle fracture in chinese patent CN210541785U, including first coaptation board and second coaptation board, the one end of first coaptation board is equipped with the connector, is equipped with first through-hole on the connector, and the upper surface of first coaptation board is equipped with the second through-hole, and the other end of first coaptation board is equipped with the bent plate, is equipped with a plurality of third through-hole on the bent plate, and the upper surface of second coaptation board is equipped with the fourth through-hole, and the fourth through-hole runs through the second coaptation board, all is equipped with the bone nail in the four through-holes. This a coaptation board for interior ankle fracture, on the interior ankle bone of patient is nailed into through four through-holes with the bone nail, wherein, the centre of a circle of first through-hole, second through-hole and third through-hole is located same horizontal straight line, can transversely fix patient's fracture line, and a plurality of third through-holes then are fore-and-aft range, can vertically fix patient's fracture line to this just can prevent that the fracture position from appearing rotatoryly, solves the problem that the coaptation board exists rotational instability to patient's fracture position.
However, the bone fracture plate is fixed at a plurality of positions by using bone pins, the plate may be loosened and not firmly fixed after being implanted into a human body for a period of time, and the bone fracture plate is only suitable for internal ankle fractures and has limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a U-assembly type bone fracture plate to solve the technical problems in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a U-assembly bone fracture plate comprises; the bone fracture plate comprises a first bone fracture plate and a second bone fracture plate, wherein the distance between the first bone fracture plate and the second bone fracture plate is adjustable; the first bone plate and the second bone plate are respectively provided with a straight plate part and an arc part, and the arc parts of the first bone plate and the second bone plate can be molded; the straight plate part of the first bone fracture plate is provided with a first threaded hole, the arc-shaped part of the second bone fracture plate is provided with a second threaded hole, the first threaded hole and the second threaded hole are both provided with inclined side edges, and the first threaded hole and the second threaded hole are coaxial threaded holes.
In an optional embodiment, a groove is formed in the end part of the non-arc-shaped part of the first bone fracture plate, a tooth groove is formed in the side edge of the groove, a protrusion is formed in the end part of the non-arc-shaped part of the second bone fracture plate, and end teeth are formed in the side edge of the protrusion; the end teeth are inserted into the tooth grooves, and the total length of the first bone fracture plate and the second bone fracture plate after connection is changed by adjusting the number of the inserted end teeth.
In an optional embodiment, the first bone fracture plate and the second bone fracture plate are made of pure titanium or titanium alloy materials.
In an optional embodiment, the first threaded hole and the second threaded hole are provided with screws for fixing and locking two ends of the fracture.
In an alternative embodiment, the first bone plate and the second bone plate are both 0.8-2mm thick.
In alternative embodiments, the width of the end tooth is 4mm and the length of the end tooth is 5mm or 8 mm.
The utility model has the beneficial effects that:
(1) the first bone fracture plate and the second bone fracture plate of the U-assembly type bone fracture plate are made of pure titanium or titanium alloy materials, the pure titanium or titanium alloy materials have certain plasticity, and the two bone fracture plates can be subjected to plasticity adjustment according to the radian of a fracture part, so that the shape of the fracture part is ensured to be matched.
(2) The two bone fracture plates of the U-assembly type bone fracture plate are connected by adopting end teeth and tooth grooves, can be locked according to individual difference of patients, and simultaneously, doctors can control the matching degree of the end teeth and the tooth grooves according to the bone width of the patients.
(2) The first bone fracture plate and the second bone fracture plate of the U-assembly type bone fracture plate are both provided with threaded holes, and the two threaded holes are coaxial threaded holes and are used for fixing and locking two ends of a fracture to play a role in fixation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure view of a U-pack bone plate according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a screw used in a U-pack type bone plate according to an embodiment of the present invention.
Wherein, the reference numbers in the figures are: 1. the bone fracture plate comprises a first bone fracture plate body, 2 a second bone fracture plate body, 3 a first threaded hole, 4 a second threaded hole, 5 an end tooth, 6 a tooth groove.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
Example one
Referring to fig. 1-2, the present embodiment provides 1 a U-assembly bone plate, comprising; the first bone plate 1 and the second bone plate 2 are preferably 0.8mm thick in both the first bone plate 1 and the second bone plate 2.
Wherein the distance between the first bone fracture plate 1 and the second bone fracture plate 2 is adjustable; the first bone fracture plate 1 and the second bone fracture plate 2 are respectively provided with a straight plate part and an arc part, the end part of the non-arc part of the first bone fracture plate 1 is provided with a groove, the side edge of the groove is provided with a tooth socket 6, the end part of the non-arc part of the second bone fracture plate 2 is provided with a bulge, and the side edge of the bulge is provided with an end tooth 5; end tooth 5 inserts tooth's socket 6, changes the overall length after first coaptation board 1 and second coaptation board 2 are connected through the number of teeth that adjustment end tooth 5 was inserted, can lock according to patient's individual difference, and the doctor can control the cooperation degree of end tooth and tooth's socket according to patient's bone width simultaneously. Preferably, the width of the end tooth 5 is 4mm and the length of the end tooth 5 is 5 mm.
Furthermore, the arc-shaped parts of the first bone fracture plate 1 and the second bone fracture plate 2 can be molded, and it is noted that the first bone fracture plate and the second bone fracture plate are made of pure titanium or titanium alloy materials, the pure titanium or titanium alloy materials have certain plasticity, and the two bone fracture plates can be subjected to plastic adjustment according to the radian of a fracture part, so that the shape of the fracture part is ensured to be matched.
Finally, the straight plate part of the first bone fracture plate 1 is provided with a first threaded hole 3, the arc-shaped part of the second bone fracture plate 2 is provided with a second threaded hole 4, the first threaded hole 3 and the second threaded hole 4 are both provided with inclined side edges, and the first threaded hole 3 and the second threaded hole 4 are coaxial threaded holes. The first threaded hole 3 and the second threaded hole 4 are provided with screws in a penetrating mode, and the screws are used for fixing and locking two ends of a fracture and are safe and reliable.
Example two
Referring to fig. 1-2, the present embodiment provides 1 a U-assembly bone plate, comprising; the first bone plate 1 and the second bone plate 2 are preferably 2mm thick, both the first bone plate 1 and the second bone plate 2.
Wherein the distance between the first bone fracture plate 1 and the second bone fracture plate 2 is adjustable; the first bone fracture plate 1 and the second bone fracture plate 2 are respectively provided with a straight plate part and an arc part, the end part of the non-arc part of the first bone fracture plate 1 is provided with a bulge, the side edge of the bulge is provided with end teeth 5, the end part of the non-arc part of the second bone fracture plate 2 is provided with a groove, and the side edge of the groove is provided with a tooth groove 6; end tooth 5 inserts tooth's socket 6, changes the overall length after first coaptation board 1 and second coaptation board 2 are connected through the number of teeth that adjustment end tooth 5 was inserted, can lock according to patient's individual difference, and the doctor can control the cooperation degree of end tooth and tooth's socket according to patient's bone width simultaneously. Preferably, the width of the end tooth 5 is 4mm and the length of the end tooth 5 is 8 mm.
Furthermore, the arc-shaped parts of the first bone fracture plate 1 and the second bone fracture plate 2 can be molded, and it is noted that the first bone fracture plate and the second bone fracture plate are made of pure titanium or titanium alloy materials, the pure titanium or titanium alloy materials have certain plasticity, and the two bone fracture plates can be subjected to plastic adjustment according to the radian of a fracture part, so that the shape of the fracture part is ensured to be matched.
Finally, the straight plate part of the first bone fracture plate 1 is provided with a first threaded hole 3, the arc-shaped part of the second bone fracture plate 2 is provided with a second threaded hole 4, the first threaded hole 3 and the second threaded hole 4 are both provided with inclined side edges, and the first threaded hole 3 and the second threaded hole 4 are coaxial threaded holes. The first threaded hole 3 and the second threaded hole 4 are provided with screws in a penetrating mode, and the screws are used for fixing and locking two ends of a fracture and are safe and reliable.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A U-assembly bone fracture plate comprises; the bone fracture plate comprises a first bone fracture plate (1) and a second bone fracture plate (2), wherein the distance between the first bone fracture plate (1) and the second bone fracture plate (2) is adjustable;
the bone fracture plate is characterized in that the first bone fracture plate (1) and the second bone fracture plate (2) are respectively provided with a straight plate part and an arc part, and the arc parts of the first bone fracture plate (1) and the second bone fracture plate (2) can be molded; the straight plate part of the first bone fracture plate (1) is provided with a first threaded hole (3), the arc-shaped part of the second bone fracture plate (2) is provided with a second threaded hole (4), the first threaded hole (3) and the second threaded hole (4) are both provided with inclined side edges, and the first threaded hole (3) and the second threaded hole (4) are coaxial threaded holes.
2. The U-pack osteosynthesis plate of claim 1 wherein said first osteosynthesis plate (1) is provided at its non-curved end with a recess, said recess being flanked by gullets (6), said second osteosynthesis plate (2) being provided at its non-curved end with a projection, said projection being flanked by end teeth (5); the end teeth (5) are inserted into the tooth grooves (6), and the total length of the first bone fracture plate (1) and the second bone fracture plate (2) after connection is changed by adjusting the number of the inserted end teeth (5).
3. The U-pack osteosynthesis plate of claim 1 wherein said first osteosynthesis plate (1) and said second osteosynthesis plate (2) are made of pure titanium or titanium alloy material.
4. The U-gang bone plate of claim 1, wherein screws are inserted into the first threaded hole (3) and the second threaded hole (4) for fixing and locking both ends of the fracture.
5. The U-pack osteosynthesis plate of claim 1 wherein said first osteosynthesis plate (1) and said second osteosynthesis plate (2) each have a thickness of 0.8 to 2 mm.
6. The U-gang bone plate of claim 2, wherein the width of the end teeth (5) is 4mm and the length of the end teeth (5) is 5mm or 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122064426.1U CN215458555U (en) | 2021-08-30 | 2021-08-30 | U-assembly type bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122064426.1U CN215458555U (en) | 2021-08-30 | 2021-08-30 | U-assembly type bone fracture plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215458555U true CN215458555U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122064426.1U Active CN215458555U (en) | 2021-08-30 | 2021-08-30 | U-assembly type bone fracture plate |
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| CN (1) | CN215458555U (en) |
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2021
- 2021-08-30 CN CN202122064426.1U patent/CN215458555U/en active Active
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