CN115486925B - Hallux valgus correction guiding device and correction method - Google Patents
Hallux valgus correction guiding device and correction method Download PDFInfo
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- CN115486925B CN115486925B CN202211080334.5A CN202211080334A CN115486925B CN 115486925 B CN115486925 B CN 115486925B CN 202211080334 A CN202211080334 A CN 202211080334A CN 115486925 B CN115486925 B CN 115486925B
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- 206010061159 Foot deformity Diseases 0.000 title claims abstract description 39
- 208000001963 Hallux Valgus Diseases 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title abstract description 13
- 210000001872 metatarsal bone Anatomy 0.000 claims description 6
- 239000012634 fragment Substances 0.000 claims description 5
- 210000000988 bone and bone Anatomy 0.000 description 11
- 230000000149 penetrating effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 241001227561 Valgus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000002683 foot Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
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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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
-
- 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
- A61B17/683—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin comprising bone transfixation elements, e.g. bolt with a distal cooperating element such as a nut
-
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/864—Pins or screws or threaded wires; nuts therefor hollow, e.g. with socket or cannulated
-
- 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
- A61B17/8897—Guide wires or guide pins
-
- 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
- A61B2017/681—Alignment, compression, or distraction mechanisms
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)
- Neurology (AREA)
- Surgical Instruments (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention relates to the technical field of surgical instruments, in particular to a hallux valgus correction guide device and a hallux valgus correction method, and the hallux valgus correction guide device comprises a traction needle A, a traction needle B, a traction needle C, a guide support, a guide slide block locking knob, a guide slide block, a guide hole A and a guide hole B, wherein the traction needle A is inserted into the traction needle guide knob, one end of the guide support is provided with the guide hole A and the guide hole B which are parallel to each other, the traction needle B and the traction needle C can be inserted into the inclined plane drill sleeve, the axis of the guide knob of the traction needle is coplanar with the axis of the inclined plane drill sleeve, the guide support is provided with a slide rail, the guide slide block is arranged in the slide rail, the guide slide block can realize position adjustment of the guide slide block when the guide support is held, and the movement of the guide slide block is prevented when the guide support is held.
Description
Technical Field
The invention relates to the field of surgical instruments, in particular to a hallux valgus correction guide device and a correction method.
Background
The incidence rate of hallux valgus is about 15%, the incidence rate is relatively low in the middle area and coastal area. According to 14 hundred million population of China, about 2 hundred million hallux valgus patients exist in China, wherein female patients occupy 20-30% of the total population. Hallux valgus deformity is a common foot disorder that can lead to the formation of hallux valgus in a patient. The current operation of correcting the hallux valgus deformity is to perform an osteotomy procedure through the existing tool of orthopedics. After performing the osteotomy, the bone fragments are rearranged and secured with set screws. The operator may tilt the screw into the bone in a minimally invasive manner. In order to properly place the screw, a large number of x-ray images are required, which may lead to problems of excessive time, excessive radiation dose, and high surgical costs.
The existing hallux valgus correction operation has the defects of high requirements on the technique and proficiency of doctors, long-time training is needed, the positions of the positioning screws of the doctors are difficult, the efficiency is low, and the screws are difficult to fix on the same plane when a plurality of screws are used for positioning, so that the time required by the operation is prolonged.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problem of difficult screw positioning in hallux valgus correction surgery, the invention provides a hallux valgus correction guide device and a hallux valgus correction method for solving the problem.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a hallux valgus correction guider, includes traction needle A and traction needle B, still includes director support, director slider, slider locking knob, traction needle guide knob and two inclined plane drill bushing, director slider slidable mounting is in on the director support, director slider locking knob pass behind the director support with the director slider is connected, traction needle guide knob with the director slider is connected, traction needle A inserts in the traction needle guide knob, guiding hole A and guiding hole B parallel to each other have still been seted up to one end of director support, two in inclined plane drill bushing one-to-one inserts guiding hole A and guiding hole B, traction needle B can insert in the inclined plane drill bushing, traction needle guide knob's axis with the axis coplanarity of inclined plane drill bushing.
Preferably, the adjustable traction needle comprises a fixed hook and an adjustable push rod, wherein the fixed hook is provided with an opening, a guide post and a hook piece, the hook piece is used for being abutted against a distal phalange 310, a fixed hook guide hole is formed in the guide post corresponding to the guide post on a guide sliding block, the guide post is slidably mounted in the fixed hook guide hole, the adjustable push rod is provided with a loading part, the loading part is mounted in the opening, a guide hole is formed in the center of the adjustable push rod, and the traction needle A can be inserted into the guide hole.
Preferably, the loading part is provided with an adjusting thread which is matched with the opening by adopting threads, and a pushing piece is fixed at the front end of the adjustable push rod and is used for pushing the metatarsal 320 fragments.
Preferably, each inclined plane drill sleeve is internally inserted with a traction needle inclined plane guide sleeve, the outer part of the traction needle inclined plane guide sleeve is provided with scales, the traction needle drill sleeve further comprises a traction needle C, and the two traction needle inclined plane guide sleeves are respectively sleeved on the traction needle B and the traction needle C.
Preferably, the guide support is provided with a sliding rail and a guide groove, the sliding rail is an arc-shaped sliding rail, the guide groove is an arc-shaped guide groove, the guide slider is slidably mounted in the sliding rail, the guide slider is further provided with a guide boss, a threaded hole A and a threaded hole B, the guide boss is slidably matched with the guide groove, the slider locking knob is provided with a locking knob thread matched with the threaded hole A, and the traction needle guiding knob is provided with a guiding knob thread matched with the threaded hole B.
Preferably, a limiting boss is fixed at the front end of the traction needle guiding knob, an elastic groove axially formed in the traction needle guiding knob is formed in the limiting boss, a limiting hole for accommodating the limiting boss is formed in the guide sliding block, and the limiting hole is communicated with the threaded hole B.
Preferably, at least two guide holes B are provided, each of the guide holes B is parallel to the guide hole a, and the inclined drill bushing can be inserted into any one of the guide holes B.
Preferably, the front end of the inclined plane drill sleeve is provided with an inclined plane for fitting with a human body.
The hallux valgus correcting method comprises the hallux valgus correcting guide device and further comprises the following steps:
s1, driving a traction needle A into a distal phalanx 300 by an electric drill to position the traction needle A;
s2, inserting a traction needle guide knob on the traction needle A;
s3, adjusting the hallux valgus correction guide device to be in a proper plane;
s4, moving the guide device bracket to adjust the guide hole A and the guide hole B to a position suitable for inserting the traction needle B;
s5, screwing a sliding block locking knob to fix the position of the guide sliding block relative to the guide bracket;
s6, inserting a first inclined plane drill sleeve into the guide hole A, inserting a first traction needle inclined plane guide sleeve into the first inclined plane drill sleeve, penetrating a traction needle B into the distal phalanx 310 after passing through the first traction needle inclined plane guide sleeve, and adjusting the position of the traction needle B to enable the tip of the traction needle B and the tip of the traction needle A to be converged at an intersection point, wherein the traction needle A and the traction needle B are positioned on the same plane;
s7, inserting a second inclined plane drill sleeve into the guide hole B, inserting a second traction needle inclined plane guide sleeve into the second inclined plane drill sleeve, penetrating the traction needle C through the second traction needle inclined plane guide sleeve, and then driving the traction needle C into the distal phalanx 310, wherein the traction needle B and the traction needle C are parallel to each other and are positioned on the same plane;
s8, implanting a hollow bone screw through a traction needle to lock the phalangeal bone firmly.
The invention has the beneficial effects that firstly, the guide support is provided with the sliding rail, the guide sliding block is arranged in the sliding rail, and the position of the guide sliding block can be adjusted while the guide support is held, so that the thumb eversion operation can be positioned more accurately;
secondly, be provided with the guide post on the fixed hook, guide post and director slider sliding connection lead the fixed hook through the guide post, make the fixed hook when carrying out position adjustment, can more steady remove, on the other hand, the director slider is when carrying out position adjustment, and direct through the fixed hook removal of guide post drive has alleviateed the shearing force that traction needle A received, avoids traction needle A to damage, further promotes the degree of accuracy of thumb valgus operation location.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a preferred embodiment of a hallux valgus correction guide of one embodiment of the invention;
FIG. 2 is a schematic view of a first embodiment of a hallux valgus correction guide of the invention in a first use position;
FIG. 3 is a schematic view of a second use of a hallux valgus correction guide according to one embodiment of the invention;
FIG. 4 is a schematic view of the structure of a fastening hook of a first embodiment of a hallux valgus correction guide of the invention;
FIG. 5 is a schematic view of the structure of a guide slider of a first embodiment of a hallux valgus correction guide of the present invention;
fig. 6 is a schematic view of a second embodiment of a hallux valgus correction guide of the invention.
Reference numerals: 1. hallux valgus correction guide; 2. an applicator support; 3. a guide slider; 4. a sliding block locks the knob; 5. traction needle guide knob; 6. an inclined plane drill sleeve; 7. traction needle inclined plane guide sleeve; a8, drawing the needle; b9, drawing the needle; c10, a traction needle; 11. a slide rail; 12. a guide groove; a13, a guide hole;
b14, guiding holes; 15. a scale; 16. a guide knob thread; 17. a fixed hook guide hole; a18, a threaded hole; 19. locking knob threads; 20. a guide boss; b21, a threaded hole; 22. an inclined plane; 23. a junction; 24. an adjustable push rod; 25. a fixed hook; 26. a guide post; 27. a hook piece; 28. adjusting the screw thread; 29. pushing the sheet; 30. an opening; 31. a loading part; 32. a guide hole; 33. a limiting hole; 34. a limit boss; 35. an elastic groove; 36. a support sleeve; 37. an extension block; 300. distal phalanges; 310. proximal phalanges; 320. metatarsal bones.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
As shown in fig. 1 to 6, the invention provides a hallux valgus correction guiding device and a correcting method, which comprises a traction needle A8, a traction needle B9 and a traction needle C10, wherein a hollow bone screw is guided by the traction needle A8, the traction needle B9 and the traction needle C10 and conveniently penetrates into a phalanx for fixing, the hallux valgus correction guiding device further comprises a guide bracket 2, a guide sliding block 3, a sliding block locking knob 4, a traction needle guiding knob 5 and two inclined plane drill bushings 6, the guide bracket 2 is provided with a sliding rail 11 and a guiding groove 12, the sliding rail 11 is an arc-shaped sliding rail 11, the guiding groove 12 is an arc-shaped guiding groove 12, the guide sliding block 3 is slidably arranged in the sliding rail 11, the guide sliding block 3 can slide along a certain radian, the guide sliding rail 11 is arranged, the guide sliding block 3 can move along the inside of the guide bracket 2, the whole guide bracket 2 is kept motionless, the angles of the sliding rail 11 and the arc-shaped guiding groove 12 are 50-120 degrees, the guide bracket is conveniently held by a user, the positions of the traction needle A8, the traction needle B9 and the traction needle C10 are conveniently adjusted around the phalanx 320, the guide boss 20 is also slidably arranged on the guide boss 20, and the guide boss 20 is matched with the guide boss 20.
The sliding block locking knob 4 is provided with a locking knob thread 19 matched with the threaded hole A18, the sliding block locking knob 4 passes through the guide support 2 and is in threaded connection with the guide sliding block 3, and the relative positions of the guide support 2 and the guide sliding rod can be kept fixed by rotating the sliding block locking knob 4.
The front end of the traction needle guide knob 5 is fixedly provided with a limit boss 34, the limit boss 34 is provided with an elastic groove 35 which is axially arranged along the traction needle guide knob 5, the guide slider 3 is internally provided with a limit hole 33 which is used for accommodating the limit boss 34, the limit hole 33 is communicated with a threaded hole B21, when the traction needle guide knob 5 is installed, the limit boss 34 is firstly inserted into the limit hole 33 from the threaded hole B21, the inner diameter of the limit hole 33 is larger than that of the threaded hole B21, after the boss passes through the threaded hole B21, the elastic groove 35 is compressed to enable the outer diameter of the limit boss 34 to be reduced so as to smoothly pass through the threaded hole B21 and enter the limit hole 33, then the elastic groove 35 is restored to enable the limit boss 34 to be clamped in the limit hole 33, the preliminary positioning of the traction needle guide knob 5 is completed, the traction needle guide knob 5 is prevented from falling off, the traction needle guide knob 5 is further provided with a guide knob thread 16 which is used for being matched with the threaded hole B21, the traction needle guide knob 5 is in threaded connection with the guide slider 3, the traction needle guide knob 5 is tightly matched with the threaded hole B21 through threaded connection, the installation accuracy of the traction needle guide knob 5 is improved, and the accurate positioning is realized;
the traction needle A8 is inserted into the traction needle guide knob 5, the guide hole A13 and the guide hole B14 which are parallel to each other are further formed in one end of the guide device support 2, the two inclined plane drill sleeves 6 are inserted into the guide hole A13 and the guide hole B14 in a one-to-one correspondence mode, the traction needle B9 and the traction needle C10 can be inserted into the inclined plane drill sleeve 6, the traction needle B9 and the traction needle C10 can be guided through the inclined plane drill sleeve 6, meanwhile, the inclined plane drill sleeve 6 can guide tools such as a drill bit and a bone knife, the accuracy of the hallux valgus operation is improved, the axis of the traction needle guide knob 5 is coplanar with the axis of the inclined plane drill sleeve 6, the fact that a plurality of hollow bone screws are installed on the same plane is guaranteed, the guide hole B14 is at least provided with two, each guide hole B14 is parallel to the guide hole A13, the inclined plane drill sleeve 6 can be inserted into any one guide hole B14, and different positions of the traction needle C10 can be adjusted conveniently, and accordingly the positioning requirements of the metatarsal bones 320 are met.
The traction needle inclined plane guide sleeve 7 is inserted into each inclined plane drill sleeve 6, scales 15 are arranged outside the traction needle inclined plane guide sleeve 7, hollow bone screws with different lengths are conveniently selected according to the extending lengths of the traction needle A8 and the traction needle B9, the two traction needle inclined plane guide sleeves 7 are respectively sleeved on the traction needle B9 and the traction needle C10, an inclined plane 22 used for being attached to a human body is arranged at the front end of the inclined plane drill sleeve 6, and damage to the human body caused by the inclined plane drill sleeve 6 in the use process is avoided.
The adjustable guide device further comprises a fixed hook 25 and an adjustable push rod 24, wherein an opening 30, a guide post 26 and a hook piece 27 are arranged on the fixed hook 25, the hook piece 27 is used for being abutted against a distal phalange 310, a fixed hook guide hole 17 is formed in the guide slider 3 corresponding to the guide post 26, the guide post 26 is slidably arranged in the fixed hook guide hole 17, the fixed hook 25 is guided by the guide post 26, the fixed hook 25 is more stable in the moving process, meanwhile, when the guide slider 3 is moved, the fixed hook 25 is driven to move by the guide post 26, the stress of a traction needle A8 is reduced, the traction needle A8 is prevented from being damaged, the adjustable push rod 24 is provided with a loading part 31, the loading part 31 is arranged in the opening 30, the loading part 31 is provided with an adjusting thread 28, the adjusting thread 28 is matched with the opening 30, the front end of the adjustable push rod 24 is fixedly provided with a push piece 29, the adjustable push rod 24 can enable the fixed hook 25 to move, the push piece 29 is driven to push the bone 320, the position of the metatarsal fragments 320 is adjusted, so that an operator can reset the metatarsal fragments 320, the traction needle A24 can be accurately reset, the traction needle A can be accurately pulled into the guide hole 32 or the guide hole 3B, and the traction needle C can be accurately pulled into the guide hole 2, and the guide device can be inserted into the guide hole 2 or pulled into the guide hole 3 to accurately, so that the traction needle B can be accurately pulled and pulled by the traction needle 3, and the traction needle B can be inserted into the guide hole 3, and the guide device can be accurately pulled and the traction needle 3, and the traction device can be pulled by the traction device 3.
A second embodiment of a hallux valgus correction guide apparatus and a correction method differs from the first embodiment in that: one end of the guide device support 2 extends to form an extension block 37, a guide hole A13 and a guide hole B14 are formed in the extension block 37, the adjustable range of the guide block A and the guide hole B14 is improved, a support sleeve 36 is sleeved outside the guide device support 2, the support sleeve 36 is connected with the extension block 37 through a sliding groove, the support sleeve 36 is fixedly connected with the guide device sliding block 3, the guide hole 17 of the fixed hook, the threaded hole A18 and the threaded hole B21 penetrate through the support sleeve 36, and the shell of the guide device support 2 is smoother and convenient to hold due to the arrangement of the support sleeve 36.
A hallux valgus correction method, comprising the hallux valgus correction guiding device 1 described above, further comprising the steps of:
s1, driving a traction needle A8 into a distal phalanx 300 through an electric drill to position the traction needle A8;
s2, inserting the traction needle guide knob 5 on the traction needle A8;
s3, adjusting the hallux valgus correction guide device 1 to be in a proper plane;
s4, moving the guide device bracket 2 to adjust the guide hole A13 and the guide hole B14 to a position suitable for inserting the traction needle B9;
s5, screwing a slide block locking knob 4 to fix the position of the guide slide block 3 relative to the guide support 2;
s6, inserting the first inclined plane drill sleeve 6 into the guide hole A13, inserting the first traction needle inclined plane guide sleeve 7 into the first inclined plane drill sleeve 6, penetrating the traction needle B9 into the distal phalanx 310 after penetrating the first traction needle inclined plane guide sleeve 7, and adjusting the position of the traction needle B9 to enable the tip of the traction needle B9 and the tip of the traction needle A8 to be converged at the intersection point 23, wherein the traction needle A8 and the traction needle B9 are located on the same plane;
s7, inserting the second inclined plane drill sleeve 6 into the guide hole B14, inserting the second traction needle inclined plane guide sleeve 7 into the second inclined plane drill sleeve 6, penetrating the traction needle C10 through the second traction needle inclined plane guide sleeve 7, and driving into the distal phalanx 310, wherein the traction needle B9 and the traction needle C10 are parallel to each other and are positioned on the same plane;
s8, implanting a hollow bone screw through a traction needle to lock the phalangeal bone firmly.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (6)
1. The hallux valgus correction guiding device comprises a traction needle A (8) and a traction needle B (9), and is characterized by further comprising a guide support (2), a guide slide block (3), a slide block locking knob (4), a traction needle guiding knob (5) and two inclined plane drill bushings (6), wherein the guide slide block (3) is slidably arranged on the guide support (2), the slide block locking knob (4) penetrates through the guide support (2) and then is connected with the guide slide block (3), the traction needle guiding knob (5) is connected with the guide slide block (3), the traction needle A (8) is inserted into the traction needle guiding knob (5), one end of the guide support (2) is further provided with a guiding hole A (13) and a guiding hole B (14) which are parallel to each other, the two inclined plane drill bushings (6) are correspondingly inserted into the guiding hole A (13) and the guiding hole B (14), the traction needle B (9) can be inserted into the inclined plane drill bushings (6), the axis (25) of the guide hook (25) and the guide hook (25) are fixed on the axis (25), the hook piece (27) is used for being abutted with the far-end phalanges 310, a fixed hook guide hole (17) is formed in the guide post (26) corresponding to the guide post (3), the guide post (26) is slidably mounted in the fixed hook guide hole (17), the adjustable push rod (24) is provided with a loading part (31), the loading part (31) is mounted in the opening (30), a guide hole (32) is formed in the center of the adjustable push rod (24), the traction needle A (8) can be inserted into the guide hole (32), a sliding rail (11) and a guide groove (12) are formed in the guide bracket (2), the sliding rail (11) is an arc-shaped sliding rail (11), the guide groove (12) is an arc-shaped guide groove (12), the guide slider (3) is slidably mounted in the sliding rail (11), a guide boss (20), a threaded hole A (18) and a threaded hole B (21) are further formed in the guide boss (20) and the guide groove (12) in the sliding rail (11), the guide boss (20) is matched with the knob (19) in a sliding manner, and the threaded hole B (19) is used for locking the knob (19), the traction needle guiding knob (5) is provided with guiding knob threads (16) which are matched with the threaded holes B (21).
2. A hallux valgus corrective guide as set forth in claim 1, wherein: the loading part (31) is provided with an adjusting thread (28), the adjusting thread (28) is in threaded fit with the opening (30), a pushing piece (29) is fixed at the front end of the adjustable push rod (24), and the pushing piece (29) is used for pushing the metatarsal bone 320 fragments.
3. A hallux valgus corrective guide as set forth in claim 1, wherein: each inclined plane drill bushing (6) is internally inserted with a traction needle inclined plane guide bushing (7), scales (15) are arranged outside the traction needle inclined plane guide bushing (7), the traction needle drill bushing further comprises a traction needle C (10), and the two traction needle inclined plane guide bushings (7) are respectively sleeved on the traction needle B (9) and the traction needle C (10).
4. A hallux valgus corrective guide as set forth in claim 1, wherein: the front end of the traction needle guiding knob (5) is fixedly provided with a limiting boss (34), the limiting boss (34) is provided with an elastic groove (35) axially formed along the traction needle guiding knob (5), the sliding block locking knob (4) is internally provided with a limiting hole (33) for accommodating the limiting boss (34), and the limiting hole (33) is communicated with the threaded hole B (21).
5. A hallux valgus corrective guide as set forth in claim 1, wherein: the guide holes B (14) are at least two, each guide hole B (14) is parallel to the guide hole A (13), and the inclined drill bushing (6) can be inserted into any guide hole B (14).
6. A hallux valgus corrective guide as set forth in claim 1, wherein: the front end of the inclined plane drill sleeve (6) is provided with an inclined plane (22) which is used for being attached to a human body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211080334.5A CN115486925B (en) | 2022-09-05 | 2022-09-05 | Hallux valgus correction guiding device and correction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211080334.5A CN115486925B (en) | 2022-09-05 | 2022-09-05 | Hallux valgus correction guiding device and correction method |
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| Publication Number | Publication Date |
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| CN115486925A CN115486925A (en) | 2022-12-20 |
| CN115486925B true CN115486925B (en) | 2023-09-26 |
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| CN117297711B (en) * | 2023-11-30 | 2024-02-20 | 四川大学华西医院 | Reduction guide instrument for hallux valgus operation |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103800067A (en) * | 2014-01-17 | 2014-05-21 | 浙江省中医院 | Steel wire guiding device for intertrochanteric fracture |
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| US10729453B2 (en) * | 2018-08-22 | 2020-08-04 | Wright Medical Technology, Inc. | Guidance system for hallux valgus correction |
| US20210015500A1 (en) * | 2019-07-17 | 2021-01-21 | Alexander Nassonov | System and method for placing fasteners into intramedullary nails |
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| CN103800067A (en) * | 2014-01-17 | 2014-05-21 | 浙江省中医院 | Steel wire guiding device for intertrochanteric fracture |
| CN104622526A (en) * | 2014-02-22 | 2015-05-20 | 宋若怡 | Elastic skin expander and skin traction system and cant hook fixing system thereof |
| CN204158482U (en) * | 2014-09-26 | 2015-02-18 | 北京积水潭医院 | A kind of for coronoid process fracture locating guider under surgery elbow arthroscopy |
| CN110200688A (en) * | 2019-04-16 | 2019-09-06 | 叶智江 | Calcaneus fracture diaplasis device |
| CN210903302U (en) * | 2019-08-19 | 2020-07-03 | 路闯 | Intercondylar ridge fracture fixation guider of tibia under arthroscope |
| CN113813037A (en) * | 2021-08-23 | 2021-12-21 | 张英泽 | Implanting device for femoral intertrochanteric fracture conformal nail |
| CN114848086A (en) * | 2022-04-18 | 2022-08-05 | 无锡市第九人民医院 | Novel minimal invasion pollex valgus osteotomy auxiliary fixing device |
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| CN115486925A (en) | 2022-12-20 |
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Denomination of invention: A guide device and correction method for correcting hallux valgus Effective date of registration: 20231117 Granted publication date: 20230926 Pledgee: Wuxi New District Chuang friends financing Company limited by guarantee Pledgor: Wuxi Cohen Intelligent Manufacturing Technology Co.,Ltd. Registration number: Y2023980065943 |
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Denomination of invention: A guide device and correction method for correcting hallux valgus Granted publication date: 20230926 Pledgee: Wuxi New District Chuang friends financing Company limited by guarantee Pledgor: Wuxi Cohen Intelligent Manufacturing Technology Co.,Ltd. Registration number: Y2024980016902 |