CN105559951A - Customized acetabulum guide plate - Google Patents
Customized acetabulum guide plate Download PDFInfo
- Publication number
- CN105559951A CN105559951A CN201610113787.1A CN201610113787A CN105559951A CN 105559951 A CN105559951 A CN 105559951A CN 201610113787 A CN201610113787 A CN 201610113787A CN 105559951 A CN105559951 A CN 105559951A
- Authority
- CN
- China
- Prior art keywords
- guide plate
- acetabular bone
- acetabular
- cup
- personalized customization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4609—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of acetabular cups
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4631—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor the prosthesis being specially adapted for being cemented
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4687—Mechanical guides for implantation instruments
Abstract
The invention provides a customized acetabulum guide plate which is assembled on the acetabulum and used for guiding implantation of an acetabular prosthesis. The customized acetabulum guide plate comprises a semi-spherical cup body, two positioning arms which extend from the edge of the cup body in an upward bending mode and are arranged in a spaced mode, an abutting foot protrusively extending from the outer surface of the cup body and a guide portion upwards extending from the bottom of the cup body. The positioning arms are provided with contacting portions which abut against the surrounding portions of the acetabulum, and the abutting foot abuts against the acetabular fossa. The guide portion is provided with a longitudinally-arranged guide hole. When the acetabulum guide plate is assembled on the acetabulum, the axis where the extending direction of the guide hole is located is set through pre-operation planning and coincides with the central axis of the acetabulum. According to the customized acetabulum guide plate, by abutting the contact portions of the positioning arms against the surrounding portions of the acetabulum and abutting the abutting foot against the acetabular fossa, the customized acetabulum guide plate is stably and firmly assembled at the pre-positioned position of the acetabulum, the structure is simple, and operation is convenient.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of acetabular bone guide plate of personalized customization.
Background technology
Acetabular bone guide plate related to the present invention, can be mounted in hip replacement surgery on acetabular bone for guide drill along acetabular bone central axial direction boring so that acetabular component is implanted to precalculated position, as No. 8608749th, U.S. Patent Bulletin disclose.This acetabular bone guide plate comprise the acetabular fossa covering acetabular bone main body and by the extended upward guide part of bottom part body.Described main body is designed by the threedimensional model of the basin bone of the acetabular bone of patient and Periacetabular, and it comprises and is positioned at acetabular fossa and the body coordinated with acetabular fossa and the extension being extended to acetabular bone edge by body.Described guide part is upwards extended by body.Described guide part has one to run through setting pilot hole along longitudinally.When acetabular cup is mounted on acetabular bone, pilot hole bearing of trend place axis overlaps with the central shaft of acetabular cup and perpendicular to the surface of acetabular cup.
This acetabular bone guide plate also has by the upwards extended reference portion of extension.Described reference portion has the through hole longitudinally running through setting, can pass for Kirschner wire, regulates drill to make the axis direction of boring parallel with Kirschner wire to guide doctor in the process of boring.Described body has the mating surface of the three-dimensional coordinated with acetabular fossa, and described mating surface makes according to the surperficial designed in mirror image of the acetabular fossa of patient, can fit completely, to be limited on acetabular bone by acetabular bone guide plate with the acetabular fossa surface of patient.
Acetabular bone guide plate is placed on acetabular bone by means of only the mating surface of the main body of acetabular bone guide plate with coordinating of the surface of acetabular fossa by above-mentioned acetabular bone guide plate, can there is when doctor causes acetabular bone guide plate to be placed on acetabular bone by the process that acetabular bone guide plate to be placed in acetabular fossa by apparatus because of manual operation and precalculated position and occur deviation, there is deviation effects surgical effect in the central shaft after causing the acetabular component of bearing of trend and the preoperative planning of holing to be implanted; And because acetabular bone guide plate adopts full laminating type to coordinate with acetabular fossa, also there is the problem affecting operation precision because acetabular fossa there being bony spur cause acetabular bone guide plate location inaccurate.In addition, this patent does not disclose the Design and manufacturing process of acetabular bone guide plate yet.
Therefore, the necessary acetabular bone guide plate providing a kind of personalized customization, to overcome the defect existed in prior art.
Summary of the invention
The object of the invention is to a kind of simple, easy to operate and acetabular bone guide plate of accurate positioning of manufacturing.
For achieving the above object, the acetabular bone guide plate of personalized customization of the present invention is achieved by the following technical solution: a kind of acetabular bone guide plate of personalized customization, be mounted on patient's acetabular bone to guide acetabular component to implant, it comprises hemispheric cup, extended by cup and multiple registration arm of interruption-like setting, protruded out by cup setting abutting foot and by the upwards extended guide part of bottom of cup, described registration arm contacts with Periacetabular corresponding site, and described abutting foot abuts with the acetabular fossa corresponding site of acetabular bone.
Further, the acetabular bone guide plate of described personalized customization also comprises by the upwards extended guide part of bottom of cup, described guide part has the pilot hole longitudinally running through setting, the bearing of trend place axis of described pilot hole sets according to preoperative regulation, the bearing of trend place axis of described pilot hole and the central axes of acetabular bone.
Further, described registration arm has the locating hole tilting to run through setting, and the axis at the bearing of trend place of described locating hole and the bearing of trend place axis of described pilot hole are skewed setting.
Further, described registration arm is extended after bending on the edge by cup, described registration arm end is provided with contact site to downward-extension, described contact site has the contact surface being positioned at its bottom and also can fitting with Periacetabular position, and described locating hole is that fore-and-aft tilt shape is located on described contact site.
Further, described abutting part protrudes out setting by the outer surface of cup, and its end has the bearing surface abutted with acetabular fossa.
Further, the acetabular bone guide plate of described personalized customization also comprises the ribs be located in described registration arm.
Further, the acetabular bone guide plate of described personalized customization also comprises the reinforcement being convexly equipped in described guide part surrounding, and described pilot hole is screwed hole.
Further, the acetabular bone guide plate of described personalized customization also comprises the mark part be located on cup.
Further, described mark part upwards protrudes out setting by cup edge, and described mark part is located at the position of cup near registration arm.
Further, described registration arm also has the index aperture that fore-and-aft tilt runs through setting, described index aperture bearing of trend place axis and described pilot hole bearing of trend place axis being parallel.
The acetabular bone guide plate of personalized customization of the present invention is by be extended by cup edge and spaced registration arm abuts with Periacetabular position and the abutting foot that protrudes out setting by cup outer surface abuts with acetabular fossa, with by acetabular bone guide plate strong fix on acetabular bone, accurate positioning, simple to operation, and can avoid because causing acetabular bone guide plate to locate the problem of being forbidden because of the bony spur in acetabular fossa when cup and acetabular fossa adopt and entirely fit spacing.
Accompanying drawing explanation
Technical scheme of the present invention, is described in detail technical solution of the present invention below in conjunction with accompanying drawing for convenience of explanation.
Fig. 1 is the three-dimensional combination figure of acetabular bone guide plate of the present invention and hip joint.
The three-dimensional exploded view that Fig. 2 is the acetabular bone guide plate shown in Fig. 1 and hip joint.
Fig. 3 is the axonometric chart of the acetabular bone guide plate shown in Fig. 2.
Fig. 4 is another axonometric chart of the acetabular bone guide plate shown in Fig. 2.
Fig. 5 is another axonometric chart of acetabular bone guide plate described in Fig. 3.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail specific embodiments of the invention below in conjunction with accompanying drawing.
Please refer to shown in Fig. 1 to Fig. 5, the acetabular bone guide plate 100 of personalized customization of the present invention, for guiding acetabular component to implant on the acetabular bone 202 being mounted on patient's basin bone 200, it comprise hemispheric cup 1, by the extended multiple registration arm 2 of cup 1, protruded out by cup 1 setting abutting foot 3, by guide part 4 upwards extended bottom cup 1 and the mark part 5 be located on cup 1.The acetabular bone guide plate 100 of described personalized customization designs according to patient's acetabular bone threedimensional model of reconstruct and be made into integration by rapid shaping technique.
Described cup 1 covers the acetabular fossa 203 of acetabular bone 202, and it has the edge 10 of inner surface 11, outer surface 12 and connection the inner surface 11 and outer surface 12 be oppositely arranged.Described abutting foot protrudes out setting by the outer surface of cup 1, and it has is located at the bearing surface 30 of its end also in irregular setting.Described bearing surface 30 can be corresponding to acetabular fossa 203 surface fit completely.Described guide part 4 be by cup 1 bottom inner surface upwards extended.Described guide part 4 is roughly arranged in vertebral body shape, and it has the pilot hole 40 that longitudinally runs through setting, holes on acetabular bone 202 for guiding during surgical.Described pilot hole 40 bearing of trend place axis A is determined by preoperative planning, and overlaps with the central shaft of acetabular bone 202.Described pilot hole 40 bearing of trend place axis A also implants after on acetabular bone 202 and the central axes of acetabular component with acetabular component (not shown).The surrounding of described guide part 4 is also provided with multiple reinforcement 41, for improving the intensity of guide part 4, avoids guide part 4 to rupture in processing uses.Described pilot hole 40 is screwed hole.
Described registration arm 2 is extended in the horizontal direction after upwards being bent by the edge 10 of cup 1.Described registration arm 2 extends across acetabular bone edge 204 and cotyloid ligament 205 and contacts with Periacetabular corresponding site 206,207, and it comprises and extending and the first registration arm 21 and the second registration arm 22 of interruption-like setting by cup 1 edge 10.Described first registration arm 21 comprises by the first arm 210 extended in the horizontal direction after the bending of cup 1 edge, is located at the first arm 210 end and first contact site 211 with the first contact surface 212 and the first ribs 213 be located at bottom the first arm 210.Described first ribs 213 can improve the intensity of the first arm 210, prevents the first arm 210 from rupturing when abutting with Periacetabular 206 corresponding site.
Described first contact site 211 is extended straight down by the first arm 210 end, can abut with Periacetabular 206 corresponding site.Described first contact surface 212, in the irregular bottom being located at the first contact site 211, can be fitted with the surface of Periacetabular 206 corresponding site completely.Described first arm 210 also runs through and is provided with an index aperture 214, can pass for Kirschner wire 301.Described index aperture 214 is located on the first arm 210 in fore-and-aft tilt shape, and its bearing of trend place axis B is parallel with pilot hole 40 bearing of trend place axis A.Described first contact site 211 also has the first locating hole 215 that a fore-and-aft tilt runs through setting, can pass to enter the position that basin bone 200 is positioned at Periacetabular 206 for Kirschner wire 300.Described first locating hole 215 bearing of trend place axis C and pilot hole 40 bearing of trend place axis A is skewed setting.The tabular setting that described first arm 210 is cumulative in width.
Described second registration arm 22 comprise upwards bent by the edge 10 of cup 1 after extended in the horizontal direction the second arm 220, be located at the second arm 220 end and second contact site 221 with the second contact surface 222 and the second ribs 223 be located at bottom the second arm 220.The tabular setting that described second arm 220 is cumulative in width.Described second contact site 221 is extended straight down by the second arm 220, can contact with Periacetabular 207 corresponding site of basin bone 200.Described second contact surface 222 is located at bottom the second contact site 221, and in irregular setting, can fit completely with the surface of Periacetabular 207 corresponding site.Described second registration arm 22 also comprises the second locating hole 224 running through and be located on the second contact site 221.Described second locating hole 224 runs through the second contact site 221 in fore-and-aft tilt shape and arranges, and can pass for Kirschner wire 300.The bearing of trend place axis A of described second locating hole 224 bearing of trend place axis D and pilot hole 40 is skewed setting.Described second locating hole 224 bearing of trend place axis D and the first locating hole 215 bearing of trend place axis C is skewed setting.
Described mark part 5 upwards protrudes out setting by the edge 10 of cup 1, for guiding doctor, acetabular bone guide plate 100 is mounted on acetabular bone 202.Described mark part 5 is roughly arranged in arrow shaped, and it is located at the position of cup 1 near the second registration arm 22.Described mark part 5 points to acetabular notch 208 when acetabular bone guide plate 100 is mounted on acetabular bone 202.
The acetabular bone guide plate 100 of personalized customization of the present invention points to the guiding of acetabular notch 208 at mark part 5 under, abutted with Periacetabular 206 corresponding site by the first contact site 211 of the first registration arm 21, second contact site 221 of the second registration arm 22 abuts with Periacetabular 207 corresponding site and the abutting foot 3 that protrudes out setting by cup 1 outer surface abuts with acetabular fossa 203, acetabular bone 202 precalculated position is firmly mounted on the quick acetabular bone guide plate 100 by personalized customization, and then guide doctor's boring and implant acetabular component, accurate positioning, simple to operate, convenient, and adopt the first contact surface 212 by the first registration arm 21, the local laminating type that second contact surface 222 of the second registration arm 22 fit with Periacetabular surface respectively and fit in the surface of the bearing surface 30 and acetabular fossa 203 that abut foot 3 is mounted on acetabular bone 202, forbidden because the bony spur in acetabular fossa causes locating when can avoid adopting cup and acetabular fossa entirely to fit.In addition, the acetabular bone guide plate 100 of personalized customization of the present invention designs according to patient's acetabular bone threedimensional model of reconstruct and made by rapid shaping technique, can realize personalized precisely medical treatment.
To sum up, these are only preferred embodiment of the present invention, should not limit the scope of the invention with this, namely every simple equivalence done according to claims of the present invention and description of the present invention changes and modifies, and all should still remain within the scope of the patent.
Claims (10)
1. the acetabular bone guide plate of a personalized customization, be mounted on patient's acetabular bone to guide acetabular component to implant, it is characterized in that: the acetabular bone guide plate of described personalized customization comprises hemispheric cup, extended by cup and multiple registration arm of interruption-like setting, protruded out by cup setting abutting foot and by the upwards extended guide part of bottom of cup, described registration arm contacts with Periacetabular corresponding site, and described abutting foot abuts with the acetabular fossa corresponding site of acetabular bone.
2. the acetabular bone guide plate of personalized customization as claimed in claim 1, it is characterized in that: the acetabular bone guide plate of described personalized customization also comprises by the upwards extended guide part of bottom of cup, described guide part has the pilot hole longitudinally running through setting, the bearing of trend place axis of described pilot hole sets according to preoperative regulation, the bearing of trend place axis of described pilot hole and the central axes of acetabular bone.
3. the acetabular bone guide plate of personalized customization as claimed in claim 2, it is characterized in that: described registration arm has the locating hole tilting to run through setting, and the axis at the bearing of trend place of described locating hole and the bearing of trend place axis of described pilot hole are skewed setting.
4. the acetabular bone guide plate of personalized customization as claimed in claim 3, it is characterized in that: described registration arm is extended after bending on the edge by cup, described registration arm end is provided with contact site to downward-extension, described contact site has the contact surface being positioned at its bottom and also can fitting with Periacetabular position, and described locating hole is that fore-and-aft tilt shape is located on described contact site.
5. the acetabular bone guide plate of personalized customization as claimed in claim 4, is characterized in that: described abutting part protrudes out setting by the outer surface of cup, and its end has the bearing surface abutted with acetabular fossa.
6. the acetabular bone guide plate of personalized customization as claimed in claim 1, is characterized in that: the acetabular bone guide plate of described personalized customization also comprises the ribs be located in described registration arm.
7. the acetabular bone guide plate of personalized customization as claimed in claim 2, it is characterized in that: the acetabular bone guide plate of described personalized customization also comprises the reinforcement being convexly equipped in described guide part surrounding, described pilot hole is screwed hole.
8. the acetabular bone guide plate of the personalized customization according to any one of claim 1 to 7, is characterized in that: the acetabular bone guide plate of described personalized customization also comprises the mark part be located on cup.
9. the acetabular bone guide plate of personalized customization as described in any of claims 8, is characterized in that: described mark part upwards protrudes out setting by cup edge, described mark part is located at the position of cup near registration arm.
10. the acetabular bone guide plate of personalized customization as claimed in claim 2, is characterized in that: described registration arm also has the index aperture that fore-and-aft tilt runs through setting, described index aperture bearing of trend place axis and described pilot hole bearing of trend place axis being parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113787.1A CN105559951B (en) | 2016-03-01 | 2016-03-01 | Customized acetabulum guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113787.1A CN105559951B (en) | 2016-03-01 | 2016-03-01 | Customized acetabulum guide plate |
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| Publication Number | Publication Date |
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| CN105559951A true CN105559951A (en) | 2016-05-11 |
| CN105559951B CN105559951B (en) | 2017-04-26 |
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| CN201610113787.1A Active CN105559951B (en) | 2016-03-01 | 2016-03-01 | Customized acetabulum guide plate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742770A (en) * | 2018-06-20 | 2018-11-06 | 重庆大学 | For the rasion guide plate of total hip arthroplasty and its manufacture, application method |
| CN110192939A (en) * | 2019-07-08 | 2019-09-03 | 安徽佰陆小动物骨科器械有限公司 | The locating apparatus of toy acetabular cup |
| CN111513867A (en) * | 2020-05-08 | 2020-08-11 | 郑州市骨科医院 | Hip joint rotation center locator |
| WO2022152128A1 (en) * | 2021-01-12 | 2022-07-21 | 北京长木谷医疗科技有限公司 | Guide plate design method for total hip replacement and related device |
| US11707362B2 (en) | 2019-09-17 | 2023-07-25 | Stryker European Operations Limited | Surgical targeting device |
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| CN104887361A (en) * | 2015-05-14 | 2015-09-09 | 青岛大学附属医院 | Fabrication template system for custom individual artificial total hip replacement operation acetabulum |
| CN105208944A (en) * | 2013-03-13 | 2015-12-30 | 拜欧米特制造有限责任公司 | Hydrodynamic eccentrically pivoting catheter |
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| US20070250175A1 (en) * | 2001-02-23 | 2007-10-25 | Biomet Manufacturing Corp. | Method And Appartus For Acetabular Reconstruction |
| US7713306B2 (en) * | 2001-02-23 | 2010-05-11 | Biomet Manufacturing Corp. | Method and apparatus for acetabular reconstruction |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742770A (en) * | 2018-06-20 | 2018-11-06 | 重庆大学 | For the rasion guide plate of total hip arthroplasty and its manufacture, application method |
| CN110192939A (en) * | 2019-07-08 | 2019-09-03 | 安徽佰陆小动物骨科器械有限公司 | The locating apparatus of toy acetabular cup |
| US11707362B2 (en) | 2019-09-17 | 2023-07-25 | Stryker European Operations Limited | Surgical targeting device |
| CN111513867A (en) * | 2020-05-08 | 2020-08-11 | 郑州市骨科医院 | Hip joint rotation center locator |
| CN111513867B (en) * | 2020-05-08 | 2022-02-01 | 郑州市骨科医院 | Hip joint rotation center locator |
| WO2022152128A1 (en) * | 2021-01-12 | 2022-07-21 | 北京长木谷医疗科技有限公司 | Guide plate design method for total hip replacement and related device |
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| Publication number | Publication date |
|---|---|
| CN105559951B (en) | 2017-04-26 |
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