CN107049450B - Leg bone correction fixing auxiliary device - Google Patents
Leg bone correction fixing auxiliary device Download PDFInfo
- Publication number
- CN107049450B CN107049450B CN201710054664.XA CN201710054664A CN107049450B CN 107049450 B CN107049450 B CN 107049450B CN 201710054664 A CN201710054664 A CN 201710054664A CN 107049450 B CN107049450 B CN 107049450B
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- Prior art keywords
- plate
- positioning plate
- fixing
- locating plate
- needle
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- 210000001930 leg bone Anatomy 0.000 title claims abstract description 29
- 238000012937 correction Methods 0.000 title claims abstract description 12
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 208000010392 Bone Fractures Diseases 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 230000035876 healing Effects 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 206010017076 Fracture Diseases 0.000 abstract description 4
- 208000006670 Multiple fractures Diseases 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000005452 bending Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000008407 joint function Effects 0.000 abstract description 2
- 210000000988 bone and bone Anatomy 0.000 description 30
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001575 pathological effect Effects 0.000 description 3
- 210000000459 calcaneus Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 210000003010 carpal bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- 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
- A61B2017/564—Methods for bone or joint treatment
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a leg bone correction fixing auxiliary device which comprises an upper locating plate, a supporting transverse plate and a lower locating plate, wherein one end of the supporting transverse plate is connected with the bottom of the upper locating plate, the other end of the supporting transverse plate is connected with the top of the lower locating plate, the supporting transverse plate and the top of the lower locating plate are integrally formed into a Z-shaped structure which is horizontally arranged, a plurality of lower fixing needles are arranged at the lower part of the lower locating plate, and a plurality of upper fixing needles are arranged at the upper part of the upper locating plate and the lower fixing needles in the same direction. The leg bone corrector is arranged on one side opposite to the bending direction of the leg bones by designing the device into a horizontal Z-shaped structure, so that the upper locating plate and the lower locating plate are respectively fixed at the position of the broken bones which are cut into two sections, and the original surface attaching pressure fixing by the fixing steel plate is changed into internal supporting fixing by supporting and pushing and pulling the transverse plates, thereby being more in line with the natural load form of the leg bones, improving the fixing effect and creating favorable conditions for healing of fracture and recovery of joint functions.
Description
Technical Field
The invention belongs to the technical field of medical auxiliary appliances, and particularly relates to a leg bone correction fixing auxiliary device.
Background
In the growth and development process of infants, the leg bones of each person rapidly grow, but the leg bones are bent when being born, if the leg bones are not found and corrected in time, the leg bones of a plurality of people grow up to form X-shaped legs or O-shaped legs, which is harmful to the beauty, the serious people can lead the sole and ankle to be not bent to 90 degrees, the two legs are inconsistent in length, long and short legs are formed, and the physical health of a patient is seriously affected. The existing method is that according to the abnormal pathological conditions of the leg bones of a patient, the abnormal pathological conditions of the leg bones are cut off, the bone is restored to the normal position by pushing and pulling by external force through the surgical operation, and then the fixed steel plate is used for fixing the bone for bone growth and healing, however, because the abnormal pathological conditions of the leg bones are forced to reset once in the operation, the problem that the fixed steel plate stimulates tendons, nerves and skin on the surface after incision stitching brings great pain to the patient, and the fixed steel plate maintains the reset of the inner side of the calcaneus in an eccentric stress mode, the fixed strength is still insufficient, the requirement of early functional exercise after the operation is difficult to be met, and the recovery of the leg bones after correction is not facilitated.
Therefore, a time-saving and labor-saving method is needed to be found, which can effectively help the patient to correct the shape of the leg bones and can not cause the patient to be too painful.
Disclosure of Invention
The invention aims to provide a leg bone correction fixing auxiliary device which is time-saving and labor-saving.
The purpose of the invention is realized in the following way: including last locating plate, support diaphragm and locating plate down, the one end of supporting the diaphragm is connected with the bottom of going up the locating plate, and the other end is connected with the top of locating plate down, makes to go up the locating plate, support diaphragm and locating plate cooperation down and constitutes the horizontal zigzag structure of horizontal position, the lower part of locating plate sets up the fixed needle down of several, the upper portion of going up the locating plate sets up the fixed needle down with fixed needle syntropy down and sets up the fixed needle down, go up locating plate, support diaphragm, lower locating plate, go up fixed needle and fixed needle down as integrated into one piece design.
The beneficial effects are that: according to the invention, the device is designed into a horizontal Z-shaped structure, the leg bone corrector is arranged on one side opposite to the bending direction of the leg bone, so that the upper positioning plate and the lower positioning plate are respectively fixed at the position of the broken bone which is cut into two sections, and the original surface attachment pressure fixation by the fixed steel plate is changed into internal support fixation through the support and push-pull of the supporting transverse plate, thereby being more in line with the natural load form and biomechanical characteristics of the calcaneus; the cross or rice-shaped hollowed-out structure design ensures that the device is light, handy and flexible, can save materials and reduce cost, and is also convenient for bone grafting and observation of healing condition of fusion carpal bones; the fixing effect is improved, the operation is convenient, favorable conditions are created for healing of fracture and recovery of joint function, and the pain of patients is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a schematic view of a first modification of the present invention;
FIG. 4 is a schematic view of a second modified structure of the present invention;
FIG. 5 is a schematic view of a third modification of the present invention;
FIG. 6 is a schematic diagram of a fourth modification of the present invention;
reference numerals in the drawings: 1-upper positioning plate, 2-supporting transverse plate, 3-lower positioning plate, 4-upper fixing needle, 5-lower fixing needle, 6-middle wire dividing slot and 7-supporting arm.
Detailed Description
The invention is further illustrated, but is not limited in any way, by the following examples, and any alterations or substitutions based on the teachings of the invention are within the scope of the invention.
According to leg bone correction fixing auxiliary device that figure 1~2 shows, including last locating plate 1, support diaphragm 2 and lower locating plate 3, the one end of supporting diaphragm 2 is connected with the bottom of going up locating plate 1, and the other end is connected with the top of locating plate 3 down, makes the Z font structure that goes up locating plate 1, support diaphragm 2 and locating plate 3 cooperation constitution level and put down, the lower part of locating plate 3 sets up several down fixed needle 5, the upper portion of going up locating plate 2 and lower fixed needle 5 syntropy set up several and go up fixed needle 4, go up locating plate 1, support diaphragm 2, lower locating plate 3, go up fixed needle 4 and lower fixed needle 5 and be integrated into one piece design.
The upper positioning plate 1 and the lower positioning plate 3 are hollow structures, a supporting arm 7 is arranged in each hollow structure, at least two upper fixing needles 4 are uniformly distributed at the middle upper part of the upper positioning plate 1, at least two lower fixing needles 5 are uniformly distributed at the middle lower part of the lower positioning plate 3, and the lower fixing needles 5 are uniformly distributed at the middle lower part of the lower positioning plate 3; the hollow structure is more convenient for doctors to detect and observe the healing condition among broken bones of patients, and is convenient for timely grasping the condition of the patients.
The lengths of the upper locating plate 1 and the lower locating plate 3 are 2-8 cm, and the widths are 3-5 cm.
The length of the supporting transverse plate 2 is 1.5-3 cm, and the width of the supporting transverse plate is 3-5 cm.
The included angle alpha between the upper locating plate 1 and the supporting transverse plate 2 is 45-120 degrees, and the included angle beta between the lower locating plate 3 and the supporting transverse plate 2 is 45-120 degrees.
The upper positioning plate 1, the lower positioning plate 3, the upper fixing needle 4 and the lower fixing needle 5 are made of a memory alloy plate, the supporting transverse plate 2 is made of a titanium alloy plate, the memory alloy has the characteristic of being reheated and recovered after deformation, the strength of the supporting transverse plate 2 is ensured by the titanium alloy plate without deformation, and the stress deformation problem is prevented.
The hollow structure of the upper positioning plate 1 is arranged at the middle upper part of the upper positioning plate 1, the hollow structure of the lower positioning plate 3 is arranged at the middle lower part of the lower positioning plate 3, and the strength of the connecting part of the support transverse plate 2, the positioning plate 1 and the lower positioning plate 3 is improved.
According to the second embodiment of the present invention, as shown in fig. 3, the upper fixing needle 4 is bent in the same direction into an arc shape, the lower fixing needle 5 is bent in the same direction into an arc shape, so that the outer arcs of the upper fixing needle 4 and the lower fixing needle 5 are arranged back to back, when the patient with great difference to the deformity of the lower limb is subjected to bone cutting, the upper fixing needle 4 pushes and supports the upper fractured bone of the patient upwards, the lower fixing needle 5 pushes and supports the lower fractured bone of the patient downwards, the distance between the upper fractured bone and the lower fractured bone is pushed and supported, the deformity position is corrected after the lower fractured bone and the lower fractured bone heal, and the two legs are consistent in length.
According to the third embodiment of the present invention, as shown in fig. 4, the upper fixing needle 4 is bent downward into an arc shape, the lower fixing needle 5 is bent upward into an arc shape, the upper fixing needle 4 is disposed opposite to the lower fixing needle 5, when the patient has small difference in the deformity of the lower limb, the bone of the patient is cut off, the upper fixing needle 4 pulls the upper fractured bone of the patient downward, the lower fixing needle 5 pushes the lower fractured bone of the patient upward, the distance between the upper fractured bone and the lower fractured bone is shortened, the deformity of the healed lower fractured bone and the lower fractured bone is corrected, and the lengths of the two legs are consistent.
According to the fourth embodiment of the present invention, as shown in fig. 5, the upper positioning plate 1, the supporting cross plate 2 and the lower positioning plate 3 are longitudinally provided with the middle branching groove 6, and the middle branching groove 6 divides the upper positioning plate 1, the supporting cross plate 2 and the lower positioning plate 3 which are integrally formed into at least two parts, when the device is installed on a diseased part of a patient due to too large size in use, the device is cut into two parts along the middle branching groove 6, so that the device is smoothly installed on the diseased part of the patient.
According to fig. 6, as a fifth embodiment of the present invention, the non-hollowed-out solid structures of the solid plates of the upper positioning plate 1 and the lower positioning plate 3 further improve the strength of the upper positioning plate 1 and the lower positioning plate 3, and avoid deformation.
The working mode of the invention is as follows: carrying out fine scanning analysis on the deformed lesion part of the leg bones of a patient before an operation, and customizing an included angle alpha between the bottom of the upper positioning plate 1 and the supporting transverse plate 2 according to the specific condition of the patient, wherein the top of the lower positioning plate 3 is connected with the included angle beta between the supporting transverse plates 2, so that the included angles alpha and beta are respectively 90 degrees; the device is characterized in that the upper locating plate 1 is fixed on the broken upper fractured bone through an upper fixing needle 4, the lower locating plate 3 is fixed on the broken lower fractured bone through a lower fixing needle 5, the upper fractured bone and the lower fractured bone are connected into a whole, the support transverse plate 2 plays a role of supporting and pushing and pulling the broken upper fractured bone and the broken lower fractured bone after fracture due to the fact that the broken bones form dislocation, the fixing strength is improved, the bone broken into the upper fractured bone and the broken lower fractured bone after operation is fixed and supported under the cooperation of the upper locating plate 1, the support transverse plate 2 and the lower locating plate 3, and the device can generate dynamic pressurizing force according to the change of the temperature of 0 ℃ to 40 ℃ to fix the broken upper fractured bone and the broken lower fractured bone after fracture, the restoring force generated by the device can polymerize the upper fractured bone and the broken lower fractured bone into a whole and grow and heal after operation, the requirement of post-operation function exercise quality is met, and the restoring of the leg after-correction is ensured.
Claims (8)
1. The leg bone correction fixing auxiliary device is characterized by comprising an upper locating plate (1), a supporting transverse plate (2) and a lower locating plate (3); one end of the supporting transverse plate (2) is connected with the bottom of the upper positioning plate (1), the other end of the supporting transverse plate is connected with the top of the lower positioning plate (3), the upper positioning plate (1), the supporting transverse plate (2) and the lower positioning plate (3) are matched to form a horizontal transverse Z-shaped structure, an included angle alpha between the upper positioning plate (1) and the supporting transverse plate (2) is 45-120 degrees, and an included angle beta between the lower positioning plate (3) and the supporting transverse plate (2) is 45-120 degrees; the lower part of the lower positioning plate (3) is provided with a plurality of lower fixing needles (5), and the upper part of the upper positioning plate (1) and the lower fixing needles (5) are provided with a plurality of upper fixing needles (4) in the same direction; the upper locating plate (1), the supporting transverse plate (2), the lower locating plate (3), the upper fixing needle (4) and the lower fixing needle (5) are integrally formed; the lengths of the upper locating plate (1) and the lower locating plate (3) are 2-8 cm, and the widths of the upper locating plate and the lower locating plate are 3-5 cm.
2. The leg bone correction fixing auxiliary device according to claim 1, wherein the upper positioning plate (1) and the lower positioning plate (3) are both provided with hollow structures, a supporting arm (7) is arranged in each hollow structure, at least two upper fixing needles (4) are uniformly distributed on the middle upper portion of the upper positioning plate (1), at least two lower fixing needles (5) are uniformly distributed on the middle lower portion of the lower positioning plate (3).
3. The leg bone correction fixing auxiliary device according to claim 1, wherein the length of the supporting transverse plate (2) is 1.5-3 cm, and the width thereof is 3-5 cm.
4. The leg bone correcting and fixing auxiliary device according to claim 1, wherein the upper locating plate (1), the lower locating plate (3), the upper fixing needle (4) and the lower fixing needle (5) are made of memory alloy plates, and the supporting transverse plate (2) is made of titanium alloy plates.
5. The leg bone correction fixing auxiliary device according to claim 2, wherein the hollow structure of the upper positioning plate (1) is arranged at the middle upper part of the upper positioning plate (1), and the hollow structure of the lower positioning plate (3) is arranged at the middle lower part of the lower positioning plate (3).
6. The leg bone corrective fixation assisting device according to claim 1 or 4, characterized in that the upper fixation needle (4) is curved upward into an arc shape, and the lower fixation needle (5) is curved downward into an arc shape, with the outer arcs of the upper fixation needle (4) and the lower fixation needle (5) being disposed back-to-back.
7. The leg bone corrective fixation assisting device according to claim 1 or 4, characterized in that the upper fixation needle (4) is curved downward in an arc shape, and the lower fixation needle (5) is curved upward in an arc shape so that the upper fixation needle (4) is disposed opposite to the lower fixation needle (5).
8. The leg bone correcting fixing aid according to claim 1 or 4, characterized in that the upper positioning plate (1), the supporting cross plate (2) and the lower positioning plate (3) are longitudinally provided with middle branching grooves (6), and the middle branching grooves (6) divide the upper positioning plate (1), the supporting cross plate (2) and the lower positioning plate (3) which are integrally formed into at least two parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054664.XA CN107049450B (en) | 2017-01-24 | 2017-01-24 | Leg bone correction fixing auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054664.XA CN107049450B (en) | 2017-01-24 | 2017-01-24 | Leg bone correction fixing auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107049450A CN107049450A (en) | 2017-08-18 |
| CN107049450B true CN107049450B (en) | 2023-12-08 |
Family
ID=59599309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710054664.XA Active CN107049450B (en) | 2017-01-24 | 2017-01-24 | Leg bone correction fixing auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107049450B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4502473A (en) * | 1981-08-06 | 1985-03-05 | National Research Development Corp. | Apparatus for external fixation of bone fractures |
| CN204274656U (en) * | 2014-11-21 | 2015-04-22 | 广州军区广州总医院 | A kind of bone cutting positioner in knee |
| CN205054410U (en) * | 2015-10-23 | 2016-03-02 | 丽水市人民医院 | Shin bone coaptation board |
| CN105411733A (en) * | 2016-01-01 | 2016-03-23 | 刘乐凝 | Leg bone corrector |
| CN207168557U (en) * | 2017-01-24 | 2018-04-03 | 李川 | A kind of thigh bone corrects fixing-aid device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9610102B2 (en) * | 2013-09-26 | 2017-04-04 | Stryker European Holdings I, Llc | Bone position tracking system |
-
2017
- 2017-01-24 CN CN201710054664.XA patent/CN107049450B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4502473A (en) * | 1981-08-06 | 1985-03-05 | National Research Development Corp. | Apparatus for external fixation of bone fractures |
| CN204274656U (en) * | 2014-11-21 | 2015-04-22 | 广州军区广州总医院 | A kind of bone cutting positioner in knee |
| CN205054410U (en) * | 2015-10-23 | 2016-03-02 | 丽水市人民医院 | Shin bone coaptation board |
| CN105411733A (en) * | 2016-01-01 | 2016-03-23 | 刘乐凝 | Leg bone corrector |
| CN207168557U (en) * | 2017-01-24 | 2018-04-03 | 李川 | A kind of thigh bone corrects fixing-aid device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107049450A (en) | 2017-08-18 |
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Effective date of registration: 20231228 Address after: 650032 No. 212 Daguan Road, Xishan District, Yunnan, Kunming Patentee after: NO. 920 HOSPITAL, CHINESE PEOPLE'S LIBERATION ARMY LIANQIN SUPPORT FORCE Address before: 650000 Room 903, High-rise Tobacco Factory, Palm Tree Camp Center Group, Xishan District, Kunming City, Yunnan Province Patentee before: Li Chuan Patentee before: Xu Yongqing |
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