CN101584614B - Femur upper segment hip-joint prosthesis - Google Patents

Femur upper segment hip-joint prosthesis Download PDF

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Publication number
CN101584614B
CN101584614B CN 200910088380 CN200910088380A CN101584614B CN 101584614 B CN101584614 B CN 101584614B CN 200910088380 CN200910088380 CN 200910088380 CN 200910088380 A CN200910088380 A CN 200910088380A CN 101584614 B CN101584614 B CN 101584614B
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China
Prior art keywords
hip
upper segment
joint prosthesis
femur
chute
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CN 200910088380
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Chinese (zh)
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CN101584614A (en
Inventor
史春宝
刘凤鸣
郑宇秋
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Hebei Chunli hangnuo New Material Technology Co., Ltd
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Beijing Chunlizhengda Medical Instruments Co Ltd
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Priority to CN 200910088380 priority Critical patent/CN101584614B/en
Publication of CN101584614A publication Critical patent/CN101584614A/en
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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
    • A61F2/32—Joints for the hip
    • A61F2/36—Femoral heads ; Femoral endoprostheses
    • 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
    • A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof

Abstract

The invention relates to a femur upper segment hip-joint prosthesis composed of a femoral head (1) and an osteotomy segment (2), a sliding chute (21), crossbeams (22) and stitching holes (23) are provided on the osteotomy segment (2), wherein, the sliding chutes (21) are arranged at the back of the osteotomy segment (2) to enable the back of the osteotomy segment (2) to form a pair of sliding chute wings (211); the crossbeam is one or more than one, which are fixedly connected at outer edges of the two sliding chute wings (211); the stitching holes (23) are two or more than two, the distribution positions of which are corresponding to the large rotor and small rotor positions of the lower part of the human body femur neck, and the stitching holes (23) pass through the two sliding chute wings (211), forming flutes (231) on the sliding chutes (21) . The femur upper segment hip-joint prosthesis of the invention implements the integration of the prosthesis, skelecton and muscle, the bone transplantation, the stitching and the fixing after operation are convenient, the effect after operation is good, the buttocks of the patient after operation can be more approach to original shape.

Description

Femur upper segment hip-joint prosthesis
Technical field
The present invention relates to the artificial prosthesis that a kind of surgery is implanted, particularly relate to a kind of femur upper segment hip-joint prosthesis.
Background technology
For comminuted fracture, bone tumor and artificial joint postoperative bone is molten, bone resorption caused bone defective, before the nineties, take the amputation treatment more.See also shown in Figure 1, by after the nineties the femur upper segment hip-joint prosthesis that uses of invention, it comprises femoral head 1, osteotomy section 2 and two metal circular rings 3,4, and metal circular ring 3,4 is two protuberances---the outside greater trochanter and the inboard lesser trochanter of corresponding human hip neck of femur bottom respectively.When implementing the prosthetic replacement operation, two metal circular rings can play certain interconnect function to the stitching of muscle.
Above-mentioned femur upper segment hip-joint prosthesis, though alternative patient's femur upper segment hip-joint, really has progressive, but when using, reality finds but that it also has some shortcomings, cause this femur upper segment hip-joint prosthesis in practical application, fail to reach best result of use, and its shortcoming can be summarized as follows:
1, the design of metal circular ring is too simple, has only considered the effect of guarantor's limb, and has not had too many consideration postoperative function of joint and patient's overall appearance;
2, fixing insecure, and do not have extended immobilization and bone integration, just fix by the cicatrix after the long-term existence;
3, the postoperative buttocks shrinks seriously, and two buttocks sizes are uneven.
This shows that above-mentioned existing femur upper segment hip-joint prosthesis obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.How to found a kind of prosthese, skeleton, muscle of making and realize integration, convenient postoperative bone grafting, stitching and fixing, and the buttocks of patient's postoperative belongs to one of current important subject in fact more near the new femur upper segment hip-joint prosthesis of original form.
Summary of the invention
The objective of the invention is to, overcome the defective that existing femur upper segment hip-joint prosthesis exists, and provide a kind of femur upper segment hip-joint prosthesis of new structure, technical problem to be solved is the integration that achieves prosthese, skeleton, muscle, bone grafting in the convenient operation, stitching and fixing, postoperative effect is good, and the more approaching original shape of the buttocks of patient's postoperative, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of femur upper segment hip-joint prosthesis that the present invention proposes, to form by femoral head and osteotomy section, the osteotomy section is provided with chute, crossbeam and sewing hole, and wherein: chute is located at osteotomy section back, makes the back of osteotomy section form a pair of chute wing; Crossbeam is more than one, is fixedly connected on the outer of the two chute wings; Sewing hole is more than two, and distributing position and human femur under loading neck bottom greater trochanter, trochantinian position are corresponding, and sewing hole connects the both sides chute wing, forms groove in chute.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid femur upper segment hip-joint prosthesis, described crossbeam and osteotomy section are integral structure.
Aforesaid femur upper segment hip-joint prosthesis, described crossbeam are two.
Aforesaid femur upper segment hip-joint prosthesis, corresponding position, described lesser trochanter position is distributed with two sewing holes, and corresponding position, greater trochanter position is distributed with five sewing holes.
Aforesaid femur upper segment hip-joint prosthesis, described sewing hole are circular port.
Aforesaid femur upper segment hip-joint prosthesis, the diameter of described sewing hole are 2mm-6mm.
Aforesaid femur upper segment hip-joint prosthesis also comprises the bone grafting groove, and is adjacent with chute, and to adhere to mesogluteal position corresponding with the human femur under loading upper segment hip-joint.
Aforesaid femur upper segment hip-joint prosthesis, described bone grafting groove are oval perforation.
Aforesaid femur upper segment hip-joint prosthesis, the long 20mm-30mm of the major axis of described bone grafting groove, the long 5-15mm of minor axis.
The present invention compared with prior art has following tangible advantage and beneficial effect at least:
1, femur upper segment hip-joint prosthesis of the present invention, realized the integration of prosthese, skeleton, muscle, postoperative effect is good, patient is under the situation of protecting limb, function of joint increases substantially, overwhelming majority patient life can take care of oneself, and can be engaged in non-heavy physical labour work, even can make the people with disability stride into normal person's ranks.
2, femur upper segment hip-joint prosthesis of the present invention has increased new structure, the bone grafting in the convenient operation, sews up and fixing, and service life is long, overhauls and lacks, and can save huge medical fee, has reduced patient fall ill number of times and probability.
3, femur upper segment hip-joint prosthesis of the present invention adopts the bionics design, has increased patient's pretty figure, makes the more approaching original shape of its buttocks.
In sum, femur upper segment hip-joint prosthesis of the present invention has been realized the integration of prosthese, skeleton, muscle, convenient postoperative bone grafting, sews up and fixing, and postoperative effect is good, and the more approaching original shape of the buttocks of patient's postoperative.The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, obvious improvement is arranged technically, have practical more effect, and more existing femur upper segment hip-joint prosthesis has the effect of enhancement, thereby is suitable for practicality more.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, can be implemented according to the content of description, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the structural representation of existing femur upper segment hip-joint prosthesis.
Fig. 2 is the side-looking structural representation of femur upper segment hip-joint prosthesis of the present invention.
Fig. 3 is the perspective view of femur upper segment hip-joint prosthesis of the present invention.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its specific embodiment of femur upper segment hip-joint prosthesis, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
See also Fig. 2, shown in Figure 3, femur upper segment hip-joint prosthesis of the present invention comprises femoral head 1 and osteotomy section 2, is provided with chute 21, crossbeam 22 and sewing hole 23 on osteotomy section 2, and is preferable, also can be provided with bone grafting groove 24.
Chute 21 is long and dark, is positioned at the back of osteotomy section 2, just with the corresponding side of human femur under loading neck bottom greater trochanter, makes the back of osteotomy section 2 form a pair of chute wing 211.Chute 21 is long and dark, to be covered with the greater trochanter position and to guarantee that prosthese has sufficient intensity to be advisable, integrates to be more conducive to prosthese and body.
Crossbeam 22 is one or more, preferred two, be fixedly connected on the outer of the two chute wings 211, and in order to guarantee better fastness, crossbeam 22 and osteotomy section 2 can be designed to integral structure.During implant procedure, the ligament of patient's femoral neck is cut, walks around crossbeam 22 backs sew up, be about to ligament and place in the space that chute 21 forms, both can be beneficial to prosthese and fix, also the gluteus medius that can cooperate sewing hole 23 will have the bone piece is sewed up together.
Sewing hole 23 is the circular port of 2mm-6mm for two or more diameters, its distributing position is corresponding with the position of two tuberositys in human femur under loading neck bottom, wherein, the sewing hole that is distributed in the greater trochanter position connects the both sides chute wing 211, and forms groove 231 in chute.Preferable, two sewing holes that distribute in corresponding position, inboard lesser trochanter position, five sewing holes distribute in corresponding position, greater trochanter position, the outside.The design of sewing hole 23 and arrangement and greater trochanter, trochantinian physiologic radian match, and are very beneficial for operation technique, are convenient to sew up and the integration of postoperative bone.
Bone grafting groove 24 is the long 20mm-30mm of major axis, the perforation of the ellipse of the long 5-15mm of minor axis, and it is adjacent with chute 21 that the position is set, and to adhere to mesogluteal position corresponding with the human femur under loading upper segment hip-joint, front and back perforation osteotomy section 2.
Femur upper segment hip-joint prosthesis of the present invention can make bone piece, osseous granules and muscle plant on the prosthese, plays the effect that affine and bone are integrated, and wholely adopts airflow design, and prosthese stress is disperseed, and prevents stress concentrations and fractures.Through Clinical Laboratory, after the implantation of the present invention, patient's joint function recovery gets better, and integral body is more attractive in appearance, firm, is suitable for promoting the use of.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, any those skilled in the art, make a little change or be modified to the equivalent embodiment of equivalent variations when the technology contents that can utilize above-mentioned announcement, all still belong in the scope of technical solution of the present invention.

Claims (9)

1. a femur upper segment hip-joint prosthesis is made up of femoral head (1) and osteotomy section (2), it is characterized in that osteotomy section (2) is provided with chute (21), crossbeam (22) and sewing hole (23), wherein:
Chute (21) is located at osteotomy section (2) back, makes the back of osteotomy section (2) form a pair of chute wing (211);
Crossbeam (22) is more than one, is fixedly connected on the outer of the two chute wings (211);
Sewing hole (23) is more than two, and distributing position and human femur under loading neck bottom greater trochanter, trochantinian position are corresponding, and sewing hole (23) connects the both sides chute wings (211), formation groove (231) in chute (21).
2. femur upper segment hip-joint prosthesis according to claim 1 is characterized in that described crossbeam (22) and osteotomy section (2) are integral structure.
3. femur upper segment hip-joint prosthesis according to claim 1 is characterized in that described crossbeam (22) is two.
4. femur upper segment hip-joint prosthesis according to claim 1 is characterized in that corresponding position, described lesser trochanter position is distributed with two sewing holes (23), and corresponding position, greater trochanter position is distributed with five sewing holes (23).
5. femur upper segment hip-joint prosthesis according to claim 1 is characterized in that described sewing hole (23) is a circular port.
6. femur upper segment hip-joint prosthesis according to claim 5, the diameter that it is characterized in that described sewing hole (23) is 2mm-6mm.
7. according to the described femur upper segment hip-joint prosthesis of the arbitrary claim of claim 1-6, it is characterized in that also comprising bone grafting groove (24), adjacent with chute (21), and with the human femur under loading upper segment hip-joint to adhere to mesogluteal position corresponding.
8. femur upper segment hip-joint prosthesis according to claim 7 is characterized in that described bone grafting groove (24) is oval perforation.
9. femur upper segment hip-joint prosthesis according to claim 8 is characterized in that the long 20mm-30mm of major axis of described bone grafting groove (24), the long 5-15mm of minor axis.
CN 200910088380 2009-07-02 2009-07-02 Femur upper segment hip-joint prosthesis Active CN101584614B (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106691633B (en) * 2016-12-29 2018-09-14 北京爱康宜诚医疗器材有限公司 Near end of thighbone sheath assembly
CN107811730B (en) * 2017-11-02 2019-12-06 哈尔滨医科大学 hip joint femoral prosthesis

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3743329C1 (en) * 1987-12-21 1989-06-22 Krupp Gmbh Endoprosthesis hollow stem for cement-free implantation
US4938771A (en) * 1987-09-17 1990-07-03 Vilmos Vecsei Femoral portion of a hip joint prosthesis
US4978357A (en) * 1987-06-12 1990-12-18 Mecron Medizinische Produkte Gmbh Endoprosthesis
US5456717A (en) * 1992-12-07 1995-10-10 Plus Endoprothtik Ag Stem for a femoral hip-joint endoprosthesis
US5702484A (en) * 1995-01-11 1997-12-30 Biomet Deutschland Gmbh Endoprosthesis
EP0965312A1 (en) * 1998-06-17 1999-12-22 Henssge, Ernst Joachim, Prof. Dr. med. Metal endoprothesis which can be implanted without cement
CN1665457A (en) * 2002-04-29 2005-09-07 丰德尔财经公司 Prosthesis fixation with mechanically compacted biocompatible granules

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4978357A (en) * 1987-06-12 1990-12-18 Mecron Medizinische Produkte Gmbh Endoprosthesis
US4938771A (en) * 1987-09-17 1990-07-03 Vilmos Vecsei Femoral portion of a hip joint prosthesis
DE3743329C1 (en) * 1987-12-21 1989-06-22 Krupp Gmbh Endoprosthesis hollow stem for cement-free implantation
US5456717A (en) * 1992-12-07 1995-10-10 Plus Endoprothtik Ag Stem for a femoral hip-joint endoprosthesis
US5702484A (en) * 1995-01-11 1997-12-30 Biomet Deutschland Gmbh Endoprosthesis
EP0965312A1 (en) * 1998-06-17 1999-12-22 Henssge, Ernst Joachim, Prof. Dr. med. Metal endoprothesis which can be implanted without cement
CN1665457A (en) * 2002-04-29 2005-09-07 丰德尔财经公司 Prosthesis fixation with mechanically compacted biocompatible granules

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Effective date of registration: 20191209

Address after: 054700 east side of Tengfei road and south side of Xinde Road, Weixian high tech Industrial Development Zone, Xingtai City, Hebei Province

Patentee after: Hebei Chunli hangnuo New Material Technology Co., Ltd

Address before: 101112 Beijing city Golden Triangle town Huoxian Tongzhou District Development Zone Xin Mi Road No. 17

Patentee before: Beijing Chunlizhengda Medical Instrument Co., Ltd.