CN113440237A - Combined bone fracture plate for orthopedic trauma - Google Patents
Combined bone fracture plate for orthopedic trauma Download PDFInfo
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- CN113440237A CN113440237A CN202110950760.9A CN202110950760A CN113440237A CN 113440237 A CN113440237 A CN 113440237A CN 202110950760 A CN202110950760 A CN 202110950760A CN 113440237 A CN113440237 A CN 113440237A
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- bone fracture
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- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8004—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with means for distracting or compressing the bone or bones
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- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8023—Variable length plates adjustable in both directions
-
- 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
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8085—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with pliable or malleable elements or having a mesh-like structure, e.g. small strips
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a combined bone fracture plate for orthopedic wounds, which comprises: the number of the bone fracture plates is two; the front end and the rear end of the connecting plate are respectively and fixedly arranged on the outer walls of the two bone fracture plates; the connecting pieces are arranged in a plurality of numbers, every two connecting pieces form a group, and one end of each group of connecting pieces is fixedly connected to the outer wall of the bone fracture plate; the four reinforcing plates are respectively assembled at the left side and the right side of the two bone fracture plates and fixedly connected with the other end of the connecting sheet; and the connecting mechanism is assembled on the outer wall of the bone fracture plate. This combination formula coaptation board for orthopedic wound in-service use, can finely tune according to different patients' skeleton radian to can assist fixedly to the skeleton, prevent that fracture department from taking place dislocation, skew, can make up this equipment of a plurality of according to the crack length of broken bone, thereby transform the size, with the demand that adapts to the difference, can adjust the fixed plate and fix according to the demand of fixed point simultaneously.
Description
Technical Field
The invention relates to the technical field of orthopedic medical equipment, in particular to a combined bone fracture plate for orthopedic wounds.
Background
The bone fracture plate (internal fracture plate) is a plate-shaped fracture internal fixation device with holes, is usually matched with bone screws or bone fracture wires in clinic, is divided into a common bone fracture plate and a pressurizing bone fracture plate, can be made into a strip shape, a Y shape, an L shape, a T shape and the like according to different purposes, and has the functions of connecting and fixing and keeping normal fracture healing;
when the leg bones and other parts are fractured, the broken bones need to be connected by means of the bone fracture plate so as to be convenient for the healing of the broken bones, after the fractures are well restored, the fractures can be caused to be displaced due to the action of muscles and gravity, so the fractures must be fixed, the common bone fracture plate is thin in design and only can play a role in connection, meanwhile, the common bone fracture plate is matched with tools such as plaster for auxiliary fixation, the common bone fracture plate cannot enhance the capability of preventing the broken bones from being deviated, the sizes and the radians of bones of different patients are different, the bone fracture plates of standard models cannot be flexibly adjusted according to the individual differences of the different patients, in addition, the sizes of different bone wounds are different, the existing bone fracture plate models are fixed and cannot be flexibly adjusted according to the bone wounds, and based on the problems, the combined bone fracture plate for the orthopedic wounds is provided.
Disclosure of Invention
The invention aims to provide a combined bone fracture plate for orthopedic wounds, which at least solves the problems that the prior art can not assist in fixing to prevent bone dislocation, can not carry out fine adjustment according to the radian and the size of bones of a patient suffering from osteodynia, and can not adapt to different bone cracks.
In order to achieve the purpose, the invention provides the following technical scheme: a modular bone plate for orthopedic wounds, comprising:
the number of the bone fracture plates is two;
the front end and the rear end of the connecting plate are respectively and fixedly arranged on the outer walls of the two bone fracture plates;
the connecting pieces are arranged in a plurality of numbers, every two connecting pieces form a group, and one end of each group of connecting pieces is fixedly connected to the outer wall of the bone fracture plate;
the four reinforcing plates are respectively assembled at the left side and the right side of the two bone fracture plates and fixedly connected with the other end of the connecting sheet;
the connecting mechanism is assembled on the outer wall of the bone fracture plate;
the number of the connecting rods is four, every two connecting rods form a group, and two ends of each connecting rod are fixedly connected to the outer walls of the two reinforcing plates respectively;
and the fixing mechanism is assembled in the inner cavity of the reinforcing plate.
Preferably, the bone fracture plate, the connecting plate and the reinforcing plate are all arranged in an arc shape.
Preferably, the connecting piece is made of medical cobalt-based alloy.
Preferably, the connection mechanism includes: the three slots are respectively arranged on the front sides of the bone fracture plate and the reinforcing plate; the first through hole is formed in the front sides of the top ends of the bone fracture plate and the reinforcing plate; the three inserting blocks are respectively arranged at the rear sides of the bone fracture plate and the reinforcing plate; and the second screw hole is formed in the outer wall of the inserting block.
Preferably, the fixing mechanism includes: the fixing plate is embedded in the inner cavity of the reinforcing plate; the two limiting holes are respectively formed in the left side and the right side of the bottom end of the inner cavity of the reinforcing plate; the slideway is arranged at the top end of the reinforcing plate; the blind hole is formed in the left side of the bottom end of the fixing plate; one end of the limiting block is in threaded connection with the inner cavity of the limiting hole, and the other end of the limiting block penetrates through the fixing plate and extends into the inner cavity of the slideway; the locating hole is arranged on the outer wall of the fixing plate, the limiting block is rotated to be away from the inner cavity of the current limiting hole, the fixing plate can be pushed to move leftwards, and the limiting block is screwed in the inner cavity of the other limiting hole to brake the fixing plate.
Preferably, the depth of the inner cavity of the slide way is matched with the thickness of the top end of the limiting block.
Preferably, the top end of the limiting block is arranged in the hexagonal blind groove.
The combined bone fracture plate for orthopedic wounds, provided by the invention, has the beneficial effects that:
1. according to the invention, through the combination of the two groups of reinforcing plates and the connecting rod and the bending of the connecting sheet made of the cobalt-based alloy, the equipment can be completely attached to the radian of bones, in actual use, fine adjustment can be carried out according to the radians of the bones of different patients, the attachment and fixing capacity of the equipment to the bones are enhanced, the bones can be subjected to auxiliary fixation while broken bones are connected, the dislocation and the deviation of broken parts are prevented, and the healing of the bones is accelerated;
2. according to the invention, the insertion block in another piece of equipment is inserted into the slot of the bone fracture plate of the current equipment and is fixed by using the screw, so that the equipment with different numbers is combined in an end-to-end connection manner, and in actual use, when the bone fracture of a patient is too long and one piece of equipment cannot meet the requirement, a plurality of pieces of equipment can be combined according to the fracture length of the broken bone and the actual requirements of different conditions, so that the size is changed to adapt to different requirements, the broken bone connection of the overlarge equipment is avoided, and extra burden is brought to the bone of the patient;
3. the fixing plate is separated from the limit of the fixing plate by rotating the limit block, the fixing plate can be moved rightwards in the inner cavity of the reinforcing plate by pushing the fixing plate, and meanwhile, the fixing plate can be fixed again by matching the limit block with another limit hole and can be braked.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the invention at A;
FIG. 3 is a front sectional view of the securing mechanism of the present invention;
fig. 4 is a front sectional view of the fixing plate of the present invention.
In the figure: 1. the bone fracture plate comprises a bone fracture plate body, 2, a connecting plate, 3, a reinforcing plate, 4, a connecting mechanism, 41, a slot, 42, a first through hole, 43, an inserting block, 44, a second screw hole, 5, a connecting sheet, 6, a connecting rod, 9, a fixing mechanism, 91, a fixing plate, 92, a limiting hole, 93, a slide way, 94, a blind hole, 95, a limiting block, 96 and a positioning hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a combined bone fracture plate for orthopedic wounds comprises two bone fracture plates 1, connecting plates 2, connecting plates 5, reinforcing plates 3, connecting mechanisms 4, connecting rods 6 and fixing mechanisms 9, wherein the number of the bone fracture plates 1 is two, the front end and the rear end of each connecting plate 2 are fixedly arranged on the outer walls of the two bone fracture plates 1 respectively, the number of the connecting plates 5 is a plurality, every two connecting plates are in one group, one end of each connecting plate 5 is fixedly connected to the outer wall of each bone fracture plate 1, the number of the reinforcing plates 3 is four, the four reinforcing plates are respectively assembled on the left side and the right side of the two bone fracture plates 1 and fixedly connected with the other ends of the connecting plates 5, the connecting mechanisms 4 are assembled on the outer walls of the bone fracture plates 1, the number of the connecting rods 6 is four, every two connecting rods are in one group, the two ends of each connecting plate are respectively fixedly connected to the outer walls of the two reinforcing plates 3, the coverage area of bones is increased by utilizing the matching of the two reinforcing plates 3 and the connecting rods 6, so that the fixing effect on the bones can be enhanced, the broken bone dislocation is prevented, and the fixing mechanism 9 is assembled in the inner cavity of the reinforcing plate 3.
As preferred scheme, further, coaptation board 1, connecting plate 2 and gusset plate 3 all are the arc setting, because the skeleton surface is mostly the cambered surface, set coaptation board 1, connecting plate 2 and gusset plate 3 into the arc, can be better with the skeleton laminating, be favorable to the fixed of disconnected bone and protection.
Preferably, the connecting piece 5 is made of a cobalt-based alloy for medical use, generally referred to as Co-Cr alloy, having 2 basic designations: the Co-Cr-Mo alloy and the Co-Ni-Cr-Mo alloy are comprehensively measured from corrosion resistance and mechanical properties, are one of the most excellent materials in the current medical metal materials, are more suitable for manufacturing long-term implants with harsh in vivo bearing conditions compared with stainless steel, can effectively improve the tensile strength of the cobalt-chromium-molybdenum high-melting cast alloy through cryogenic treatment, can also effectively enhance the bending elastic modulus, the bending strength, the wear resistance and the corrosion resistance of the alloy, have certain bending performance compared with titanium alloy, are convenient to bend and finely adjust according to the bone radians of different patients during fixation, and enable the reinforcing plate 3 to be more attached to the bone surface.
Preferably, the connecting mechanism 4 further includes three slots 41, a first through hole 42, three insertion blocks 43 and three second screw holes 44, the three slots 41 are respectively formed on the front sides of the bone plate 1 and the reinforcing plate 3, the first through hole 42 is formed on the front sides of the top ends of the bone plate 1 and the reinforcing plate 3, the three insertion blocks 43 are respectively formed on the rear sides of the bone plate 1 and the reinforcing plate 3, the second screw holes 44 are formed on the outer wall of the insertion blocks 43, the insertion block 43 of another device is inserted into the slot 41 of the current device from front to back, and then screws are screwed into the inner cavity of the slot 41 through the first through hole 42 while ensuring that the inner cavity penetrates through the second screw holes 44, so as to fix the two devices.
As a preferable scheme, further, the fixing mechanism 9 includes a fixing plate 91, two limiting holes 92, two sliding ways 93, a blind hole 94, limiting blocks 95 and positioning holes 96, the fixing plate 91 is embedded in the inner cavity of the reinforcing plate 3, the limiting holes 92 are respectively arranged on the left and right sides of the bottom end of the inner cavity of the reinforcing plate 3, the sliding ways 93 are arranged on the top end of the reinforcing plate 3, the blind hole 94 is arranged on the left side of the bottom end of the fixing plate 91, the limiting blocks 95 are rotated and pulled upward, the inner cavity of the blind hole 94 can be embedded into the bottom end of the limiting block 95 to avoid affecting the sliding of the fixing plate 91, one end of the limiting block 95 is screwed with the inner cavity of the limiting hole 92, and the other end penetrates the fixing plate 91 and extends into the inner cavity of the slideway 93, the positioning hole 96 is arranged on the outer wall of the fixing plate 91, the limiting block 95 is rotated to leave the inner cavity of the current limiting hole 92, the fixing plate 91 can be pushed to move leftwards, and the limiting block 95 is screwed in the inner cavity of the other limiting hole 92 to brake the fixing plate 91.
As preferred scheme, further, the inner chamber degree of depth of slide 93 and stopper 95 top thickness looks adaptation guarantee to rotate stopper 95 and make its bottom spiral shell go into stopper 92's inner chamber after, the top of stopper 95 can not be higher than the top of gusset plate 3, avoids influencing follow-up wound and sews up.
As an optimal solution, further, the top end of the limiting block 95 is opened in a hexagonal blind groove, so that the limiting block 95 can be rotated by using a tool.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
The method comprises the following steps: when the bone fracture fixation device is used, the device is longitudinally attached to fractured bones, two bone fracture plates 1 are respectively positioned at two sides of a fracture part, the limiting block 95 is rotated to enable the bone fracture plates to leave the inner cavity of the limiting hole 92, at the moment, the fixing plate 91 is separated from a limited state, the fixing plate 91 is pushed outwards to enable the fixing plate 91 to extend out of the outer wall of the reinforcing plate 3, when the limiting block 95 corresponds to the other limiting hole 92, the limiting block 95 is rotated reversely to enable the limiting block 95 to enter the inner cavity of the limiting hole 92, so that the fixing plate 91 is limited, medical screws are fixed with bones through the positioning holes 96, the connecting sheet 5 can be bent in the process, so that the reinforcing plate 3 is completely attached to the bones, and when the device is completely fixed with the bones, the fractured bone connection is completed;
step two: when the fracture is large, a plurality of devices need to be combined for use to meet the requirements, at the moment, the insertion block 43 of another device is inserted into the slot 41 of the current device from front to back, so that the two devices are combined, at the moment, the second screw hole 44 corresponds to the first screw hole 42 in position, a screw is screwed into the inner cavity of the slot 41 through the first through hole 42, and meanwhile, the screw penetrates through the inner cavity of the second screw hole 44, so that the two devices are fixed, and the devices are combined according to the length of the fracture to adapt to different conditions;
in the in-service use, can finely tune according to different patients' skeleton radian to can assist fixedly to the skeleton, prevent that fracture department from taking place dislocation, skew, can make up a plurality of this equipment according to the crack length of disconnected bone, thereby transform the size, with the demand that adapts to the difference, can adjust and fix fixed plate 91 according to the demand of fixed point simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A combined bone fracture plate for orthopedic wounds is characterized by comprising:
the number of the bone fracture plates (1) is two;
the front end and the rear end of each connecting plate (2) are fixedly arranged on the outer walls of the two bone fracture plates (1) respectively;
the connecting pieces (5) are arranged in a plurality of numbers, every two connecting pieces form a group, and one end of each group of connecting pieces (5) is fixedly connected to the outer wall of the bone fracture plate (1);
the four reinforcing plates (3) are respectively assembled at the left side and the right side of the two bone fracture plates (1) and are fixedly connected with the other ends of the connecting pieces (5);
the connecting mechanism (4) is assembled on the outer wall of the bone fracture plate (1);
the number of the connecting rods (6) is four, each two connecting rods are in a group, and two ends of each connecting rod are fixedly connected to the outer walls of the two reinforcing plates (3) respectively;
and the fixing mechanism (9) is assembled in the inner cavity of the reinforcing plate (3).
2. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the bone fracture plate (1), the connecting plate (2) and the reinforcing plate (3) are all arranged in an arc shape.
3. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the connecting piece (5) is made of medical cobalt-based alloy.
4. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the connection mechanism (4) includes:
the three slots (41) are respectively arranged on the front sides of the bone fracture plate (1) and the reinforcing plate (3);
the first through hole (42) is formed in the front side of the top ends of the bone fracture plate (1) and the reinforcing plate (3);
the three inserting blocks (43) are respectively arranged at the rear sides of the bone fracture plate (1) and the reinforcing plate (3);
and the second screw hole (44) is formed in the outer wall of the insertion block (43).
5. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the fixing mechanism (9) comprises:
the fixing plate (91) is embedded in the inner cavity of the reinforcing plate (3);
the number of the limiting holes (92) is two, and the limiting holes are respectively formed in the left side and the right side of the bottom end of the inner cavity of the reinforcing plate (3);
the slide way (93) is arranged at the top end of the reinforcing plate (3);
the blind hole (94) is formed in the left side of the bottom end of the fixing plate (91);
one end of the limiting block (95) is in threaded connection with the inner cavity of the limiting hole (92), and the other end of the limiting block penetrates through the fixing plate (91) and extends into the inner cavity of the slideway (93);
locating hole (96), set up in the outer wall of fixed plate (91), rotatory stopper (95) makes it leave the inner chamber of current spacing hole (92), can promote fixed plate (91) and remove left, can brake fixed plate (91) with stopper (95) spiro union in the inner chamber of another spacing hole (92).
6. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the depth of the inner cavity of the slide way (93) is matched with the thickness of the top end of the limiting block (95).
7. The combined bone plate for the orthopedic trauma according to claim 1, characterized in that: the top end of the limiting block (95) is arranged in the hexagonal blind groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110950760.9A CN113440237A (en) | 2021-08-18 | 2021-08-18 | Combined bone fracture plate for orthopedic trauma |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110950760.9A CN113440237A (en) | 2021-08-18 | 2021-08-18 | Combined bone fracture plate for orthopedic trauma |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113440237A true CN113440237A (en) | 2021-09-28 |
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ID=77818630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110950760.9A Withdrawn CN113440237A (en) | 2021-08-18 | 2021-08-18 | Combined bone fracture plate for orthopedic trauma |
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| Country | Link |
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| CN (1) | CN113440237A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116370052A (en) * | 2023-06-07 | 2023-07-04 | 杭州锐健马斯汀医疗器材有限公司 | Titanium plate, titanium plate assembly and titanium plate implantation system |
-
2021
- 2021-08-18 CN CN202110950760.9A patent/CN113440237A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116370052A (en) * | 2023-06-07 | 2023-07-04 | 杭州锐健马斯汀医疗器材有限公司 | Titanium plate, titanium plate assembly and titanium plate implantation system |
| CN116370052B (en) * | 2023-06-07 | 2023-08-18 | 杭州锐健马斯汀医疗器材有限公司 | Titanium plate, titanium plate assembly and titanium plate implantation system |
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Application publication date: 20210928 |