CN108095802B - Orthopedic positioning osteotomy guide plate device - Google Patents
Orthopedic positioning osteotomy guide plate device Download PDFInfo
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- CN108095802B CN108095802B CN201810131219.3A CN201810131219A CN108095802B CN 108095802 B CN108095802 B CN 108095802B CN 201810131219 A CN201810131219 A CN 201810131219A CN 108095802 B CN108095802 B CN 108095802B
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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
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1657—Bone breaking devices
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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
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/171—Guides or aligning means for drills, mills, pins or wires for external fixation
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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
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1732—Guides or aligning means for drills, mills, pins or wires for bone breaking devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
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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
- A61B2017/00526—Methods of manufacturing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
- A61B2034/102—Modelling of surgical devices, implants or prosthesis
- A61B2034/104—Modelling the effect of the tool, e.g. the effect of an implanted prosthesis or for predicting the effect of ablation or burring
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/101—Computer-aided simulation of surgical operations
- A61B2034/105—Modelling of the patient, e.g. for ligaments or bones
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/10—Computer-aided planning, simulation or modelling of surgical operations
- A61B2034/108—Computer aided selection or customisation of medical implants or cutting guides
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
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- Oral & Maxillofacial Surgery (AREA)
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- Surgical Instruments (AREA)
Abstract
The invention provides an orthopedic positioning osteotomy guide plate device, which comprises a percutaneous needle-threading guide plate and an osteotomy guide plate, wherein the percutaneous needle-threading guide plate comprises a percutaneous guide plate main body and at least two steel nail guide blocks, the steel nail guide blocks are provided with at least two steel nail guide holes, steel nails are arranged in the steel nail guide holes, and the percutaneous guide plate main body is provided with steel nail guide block positioning grooves, characteristic positioning columns and guide plate positioning columns; the steel nail guide block is placed in the steel nail guide block positioning groove, and the steel nail guide block positioning groove has the advantages that: the three-dimensional software is utilized to measure the force line, simulate the shape, confirm the needle penetration position of the external fixing support based on the shape-corrected model, design the percutaneous needle penetration guide plate, fix the bone cutting guide plate based on the position of the steel nail, accurately position the bone cutting, achieve the purposes of small operation wound, accurate shape correction and good treatment effect, and have the characteristics of simple structure and low manufacturing cost.
Description
Technical Field
The invention relates to the technical field of medical auxiliary instruments, in particular to an orthopedic positioning osteotomy guide plate device.
Background
For cases such as shortening deformity of lower limb, the techniques commonly used in the prior art are: the Taylor six-axis space external fixation frame, the Ilizarov ring frame, the unilateral guide rail external fixation frame and the like are used for treating various serious complex deformities of lower limbs. The traditional positioning mode needs to repeatedly position and connect the implantation position and the angle of the outer frame steel nail through perspective in the operation, and meanwhile, the patient needs to make an osteotomy for reduction, so that the whole operation time is long and too complex, the operation difficulty is increased, and the pain of the patient is increased.
Disclosure of Invention
Aiming at the problems set forth in the background art, the technical problem to be solved by the invention is to provide an orthopedic positioning osteotomy guide plate device, which measures force lines and simulates orthopedics by utilizing three-dimensional software, confirms the needle penetration position of an external fixing support based on an orthopedic model, designs a percutaneous needle penetration guide plate, and simultaneously fixes the osteotomy guide plate based on the position of a steel nail, so that the aims of small surgical wound and good treatment effect are achieved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the orthopedic positioning osteotomy guide plate device comprises a percutaneous needle-penetrating guide plate and an osteotomy guide plate, wherein the percutaneous needle-penetrating guide plate comprises a percutaneous guide plate main body and at least two steel nail guide blocks, the steel nail guide blocks are provided with at least two steel nail guide holes, steel nails are arranged in the steel nail guide holes, and the percutaneous guide plate main body is provided with a steel nail guide block positioning groove, a characteristic positioning column and a guide plate positioning column; the steel nail guide block is placed in the steel nail guide block positioning groove, the characteristic positioning column and the guide plate positioning column are respectively provided with a Kirschner wire hole, a Kirschner wire is inserted into the Kirschner wire hole, the guide plate positioning column is respectively positioned at the upper end, the lower end and the middle part of the percutaneous guide plate main body, the Kirschner wire hole of the guide plate positioning column axially penetrates through the guide plate positioning column and the percutaneous guide plate main body, and the Kirschner wire hole of the characteristic positioning column axially penetrates through the characteristic positioning column; the bone cutting guide plate is divided into a percutaneous fixed end and a bone cutting guide end which are connected by a connecting rod, wherein the percutaneous fixed end is provided with a skin attaching surface and a hollow steel nail hole in the inside, and the bone cutting guide end is provided with a Kirschner wire hole, a bone attaching surface and a bone cutting guide surface for placing a Kirschner wire.
In the technical scheme, the bone attachment surface and the bone cutting guide surface are partially overlapped.
In the technical scheme, the diameter of the steel nail and the axial center distance of the guide hole in the steel nail guide block are determined by parameters of the matched external fixing support, and the numerical values of the external fixing support can be correspondingly changed for different external supports.
In the technical scheme, the percutaneous guide plate main body and the osteotomy guide plate are respectively integrally printed and formed.
A bone deformity correction method based on an orthopedic positioning osteotomy guide plate device comprises the following steps:
q1: before osteotomy, measuring each force line angle of diseased bones of a patient;
q2: determining the osteotomy position, digitally simulating osteotomy and correcting by a three-dimensional software computer, and designing the position of a steel nail on a corrected bone model according to the external fixing bracket;
q3: the method comprises the steps of designing a percutaneous guide plate, restoring an orthopedic bone model and steel nails to a state before the orthopedic through three-dimensional software, ensuring that the penetrating position and the penetrating direction of the steel nails in bones are kept unchanged in the moving process, designing a percutaneous guide plate main body based on the restored bone, the restored steel nail position and the skin model, manufacturing the percutaneous guide plate main body through 3D printing, and manufacturing a steel nail guide block;
q4: designing an osteotomy guide plate, designing the osteotomy guide plate based on the osteotomy position of bones and the positions of steel nails, and manufacturing the osteotomy guide plate through 3D printing;
q5: surgical procedure: firstly, inserting a Kirschner wire into a Kirschner wire hole of a characteristic positioning column to form a characteristic positioning Kirschner wire, finding out an affected part positioning characteristic through perspective in operation, adjusting a guide plate to enable the characteristic positioning Kirschner wire to coincide with the affected part positioning characteristic so as to determine the placement position of a percutaneous guide plate main body, then driving the Kirschner wire into bones through the Kirschner wire hole of the guide plate positioning column to enable the position of the percutaneous guide plate main body to be fixed, placing a steel nail guide block into a steel nail guide block positioning groove, accurately driving steel nails into the bones through guide holes in the steel nail guide block, and sequentially taking down the Kirschner wire, the steel nail guide block and the percutaneous guide plate main body after steel nail implantation is completed, and reserving steel nails at an operation part of a patient; according to the determined osteotomy position, cutting a knife edge meeting the placement of the osteotomy guide plate at the operation position, fixing the osteotomy guide plate on steel nails which are implanted in bones in advance through steel nail holes of percutaneous fixed ends of the osteotomy guide plate, performing osteotomy, adjusting the bone direction by using the steel nails after the osteotomy is finished, and fixing the steel nails on corresponding external fixing supports, thereby finishing the orthopedics.
In the technical scheme, the diameter of the steel nail and the axial center distance of the guide hole in the steel nail guide block are determined by parameters of the matched external fixing support, and the numerical values of the external fixing support can be correspondingly changed according to different external fixing supports.
The invention has the advantages that: the three-dimensional software is utilized to measure the force line, simulate the shape, confirm the needle penetration position of the external fixing support based on the shape-corrected model, design the percutaneous needle penetration guide plate, fix the bone cutting guide plate based on the position of the steel nail, accurately position the bone cutting, achieve the purposes of small operation wound, accurate shape correction and good treatment effect, and have the characteristics of simple structure and low manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of the structure of a percutaneous needle guide plate according to the present invention.
FIG. 2 is a schematic view of the structure of the inventive percutaneous needle guide plate.
FIG. 3 is a schematic view of an inventive osteotomy guide plate.
FIG. 4 is a schematic view of an inventive osteotomy guide plate.
Wherein: the percutaneous needle guide plate 1, a percutaneous guide plate main body 11, a steel nail guide block 12, a steel nail guide hole 13, a steel nail guide block positioning groove 14, a characteristic positioning column 15, a Kirschner wire 16, a Kirschner wire hole 17, steel nails 18, a guide plate positioning column 19, a patient human epidermis 20, a percutaneous fixed end 21, a skin attaching surface 22, a steel nail hole 23, an osteotomy guide end 24, an osteotomy attaching surface 25, an osteotomy guide surface 26 and a connecting rod 27.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to FIGS. 1-4, an orthopedic positioning osteotomy guide apparatus includes a percutaneous needle guide and an osteotomy guide.
The percutaneous needle penetrating guide plate comprises a percutaneous guide plate main body and two steel nail guide blocks, wherein the steel nail guide blocks are provided with three steel nail guide holes, each steel nail guide hole is inserted with a steel nail, and the percutaneous guide plate main body is provided with a steel nail guide block positioning groove, a characteristic positioning column and a guide plate positioning column; the characteristic locating column and the guide plate locating column are respectively provided with a Kirschner wire hole, the Kirschner wire hole of the characteristic locating column axially penetrates through the characteristic locating column to form a characteristic locating Kirschner wire, the Kirschner wire inserted into the Kirschner wire hole is used as an intraoperative locating external characteristic, the Kirschner wire hole of the guide plate locating column axially penetrates through the guide plate locating column and the percutaneous guide plate main body, the Kirschner wire is inserted into the Kirschner wire hole of the guide plate locating column until the inside of a patient skeleton to form a locating Kirschner wire, the affected part locating characteristic is found through intraoperative perspective, the characteristic locating Kirschner wire is overlapped with the affected part locating characteristic to determine the placement position of the percutaneous guide plate main body, the locating Kirschner wire is driven into the locating Kirschner wire, and the guide plate locating column is respectively positioned at the upper end, the lower end and the middle part of the percutaneous guide plate main body.
The characteristic positioning column is positioned at different positions according to different application purposes of the percutaneous needle guide plate, for example, the characteristic positioning column is positioned at the upper part of the percutaneous guide plate main body when being used for tibial orthopedic osteotomy, and is positioned at the lower part of the percutaneous guide plate main body when being used for femoral osteotomy.
The osteotomy guide plate is divided into a percutaneous fixed end and an osteotomy guide end, the percutaneous fixed end is connected by a connecting rod, the percutaneous fixed end is provided with a skin attaching surface and three hollow steel nail holes, steel nails are placed in the steel nail holes, the osteotomy guide end is provided with a Kirschner wire hole for placing a Kirschner wire, a bone attaching surface and an osteotomy guide surface, and the bone attaching surface and the osteotomy guide surface are partially overlapped.
The percutaneous guide plate main body and the osteotomy guide plate are respectively integrally printed and formed
The diameter of the steel nail and the axial center distance of the guide hole in the steel nail guide block are determined by the parameters of the matched external fixing support, and the numerical values of the external fixing support can be correspondingly changed for different external supports.
The orthopedic positioning osteotomy guide plate device is used for a bone deformity correction method, which comprises the following steps:
q1: before osteotomy, measuring each force line angle of diseased bones of a patient;
q2: determining the osteotomy position, digitally simulating osteotomy and correcting by a three-dimensional software computer, and designing the position of a steel nail on a corrected bone model according to the external fixing bracket;
q3: the method comprises the steps of designing a percutaneous guide plate, restoring an orthopedic bone model and steel nails to a state before the orthopedic through three-dimensional software, ensuring that the penetrating position and the penetrating direction of the steel nails in bones are kept unchanged in the moving process, designing a percutaneous guide plate main body based on the restored bone, the restored steel nail position and the skin model, manufacturing the percutaneous guide plate main body through 3D printing, and manufacturing a steel nail guide block;
q4: designing an osteotomy guide plate, designing the osteotomy guide plate based on the osteotomy position of bones and the positions of steel nails, and manufacturing the osteotomy guide plate through 3D printing;
q5: surgical procedure: firstly, inserting a Kirschner wire into a Kirschner wire hole of a characteristic positioning column to form a characteristic positioning Kirschner wire, finding out an affected part positioning characteristic through perspective in operation, adjusting a guide plate to enable the characteristic positioning Kirschner wire to coincide with the affected part positioning characteristic so as to determine the placement position of a percutaneous guide plate main body, then driving the Kirschner wire into bones through the Kirschner wire hole of the guide plate positioning column to enable the position of the percutaneous guide plate main body to be fixed, placing a steel nail guide block into a steel nail guide block positioning groove, accurately driving steel nails into the bones through guide holes in the steel nail guide block, and sequentially taking down the Kirschner wire, the steel nail guide block and the percutaneous guide plate main body after steel nail implantation is completed, and reserving steel nails at an operation part of a patient; according to the determined osteotomy position, cutting a knife edge meeting the placement of the osteotomy guide plate at the operation position, fixing the osteotomy guide plate on steel nails which are implanted in bones in advance through steel nail holes of percutaneous fixed ends of the osteotomy guide plate, performing osteotomy, adjusting the bone direction by using the steel nails after the osteotomy is finished, and fixing the steel nails on corresponding external fixing supports, thereby finishing the orthopedics.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention should be described with the protection scope of the claims.
Claims (3)
1. An orthopedic positioning osteotomy guide device, characterized in that: the percutaneous needle guide plate comprises a percutaneous guide plate main body and at least two steel nail guide blocks, wherein the steel nail guide blocks are provided with at least two steel nail guide holes, steel nails are arranged in the steel nail guide holes, and the percutaneous guide plate main body is provided with a steel nail guide block positioning groove, a characteristic positioning column and a guide plate positioning column; the steel nail guide block is placed in the steel nail guide block positioning groove, and steel nails are accurately driven into bones through guide holes in the steel nail guide block; the characteristic positioning column and the guide plate positioning column are respectively provided with a Kirschner wire hole, kirschner wires are inserted into the Kirschner wire holes, the guide plate positioning column is respectively positioned at the upper end, the lower end and the middle part of the percutaneous guide plate main body, the Kirschner wire holes of the guide plate positioning column axially penetrate through the guide plate positioning column and the percutaneous guide plate main body, the Kirschner wires are inserted into the Kirschner wire holes of the guide plate positioning column until the inside of bones of a patient to form positioning Kirschner wires, the Kirschner wire holes of the characteristic positioning column axially penetrate through the characteristic positioning column to form characteristic positioning Kirschner wires, and the Kirschner wires inserted into the Kirschner wires of the characteristic positioning column are used as external intraoperative positioning characteristics; the bone cutting guide plate is divided into a percutaneous fixed end and a bone cutting guide end which are connected by a connecting rod, the percutaneous fixed end is provided with a skin attaching surface and an internal hollow steel nail hole, the bone cutting guide end is provided with a Kirschner needle hole for placing a Kirschner wire, a bone attaching surface and a bone cutting guide surface, the bone cutting guide plate is fixed on steel nails which are implanted in bones in advance through the steel nail hole of the percutaneous fixed end of the bone cutting guide plate, the bone cutting direction is adjusted by the steel nails after the bone cutting is finished, the steel nails are fixed on corresponding external fixing supports, the diameter of the steel nails and the axle center distance of the guide holes in the steel nail guide block are determined by parameters of the external fixing supports which are matched with each other, and the numerical values of the steel nails can be correspondingly changed for different external frames.
2. An orthopedic positioning osteotomy guide apparatus as in claim 1, wherein: the bone attaching surface and the bone cutting guiding surface are partially overlapped.
3. An orthopedic positioning osteotomy guide apparatus as in claim 1, wherein: the percutaneous guide plate main body and the osteotomy guide plate are respectively integrally printed and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810131219.3A CN108095802B (en) | 2018-02-09 | 2018-02-09 | Orthopedic positioning osteotomy guide plate device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810131219.3A CN108095802B (en) | 2018-02-09 | 2018-02-09 | Orthopedic positioning osteotomy guide plate device |
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| CN108095802A CN108095802A (en) | 2018-06-01 |
| CN108095802B true CN108095802B (en) | 2023-09-08 |
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| CN201810131219.3A Active CN108095802B (en) | 2018-02-09 | 2018-02-09 | Orthopedic positioning osteotomy guide plate device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512484B (en) * | 2018-09-20 | 2021-03-16 | 上海昕健医疗技术有限公司 | Tibia orthopedic osteotomy guiding device |
| CN110613499B (en) * | 2019-10-17 | 2020-10-09 | 中国医学科学院北京协和医院 | Osteotomy guide plate for body surface lower limb deformity correction operation and preparation method thereof |
| CN111388088B (en) * | 2020-04-26 | 2024-03-29 | 深圳市鑫君特智能医疗器械有限公司 | Surgical guide, three-dimensional model, manufacturing and constructing method, computer and storage medium |
| CN113208721A (en) * | 2021-05-21 | 2021-08-06 | 宁波市杭州湾医院 | Percutaneous positioning method for internal fixing nail channel of femoral neck fracture screw |
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