CN105266930A - Easily-installable magnetic suspension artificial intervertebral disc complexus and installation method - Google Patents
Easily-installable magnetic suspension artificial intervertebral disc complexus and installation method Download PDFInfo
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- CN105266930A CN105266930A CN201510746232.6A CN201510746232A CN105266930A CN 105266930 A CN105266930 A CN 105266930A CN 201510746232 A CN201510746232 A CN 201510746232A CN 105266930 A CN105266930 A CN 105266930A
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- soleplate
- magnetic
- intervertebral disc
- artificial intervertebral
- magnetic suspension
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Abstract
The invention relates to an easily-installable magnetic suspension artificial intervertebral disc complexus and an installation method. The easily-installable magnetic suspension artificial intervertebral disc complexus includes a first end plate and a second end plate which are arranged oppositely; the opposite surfaces of the first end plate and the second end plate are respectively provided with a spherical groove and a spherical protrusion, wherein the spherical groove and the spherical protrusion are arranged oppositely; the opposite surfaces of the first end plate and the second end plate are respectively provided with a homopolar magnetic coating; the first end plate and the second end plate do not contact with each other due to magnetic repulsion. Compared with the prior art, the artificial intervertebral disc complexus of the invention has the advantages of simple structure, high durability and no wear.
Description
Technical field
The present invention relates to a kind of artificial intervertebral disk, especially relate to a kind of easily assembling magnetic suspension artificial intervertebral disc complex and installation method.
Background technology
In field of spinal surgery, intervertebral disc degeneration is modal disease.Along with the development of technology, people can extract the outstanding vertebral pulp of regression by various operation method, and artificial intervertebral disk also can be utilized to replace.But the problem of wearing and tearing can be there is in artificial intervertebral disk time one length of replacing human body.Because artificial intervertebral disk material is metal material or plastic material, the metallic particles that artificial intervertebral disk wearing and tearing produce or the non-constant of plastic grain biocompatibility, have very strong toxic and side effects.
Chinese patent CN102648879A discloses a kind of artificial intervertebral disk, comprise the first soleplate and the second soleplate that are oppositely arranged, described first soleplate is provided with spherical concave surface, described second soleplate is provided with spherical convex surface, described spherical concave surface and spherical convex surface are separately positioned on the first soleplate and coordinate contact with on the opposite face of the second soleplate, the back of described first soleplate and the second soleplate is all formed for the coarse structure with upper and lower vertebral body end contact, the back of described first soleplate and the second soleplate is all coated with hydroxyapatite coating layer.Its first soleplate and the second soleplate are titanium alloy endplates, and spherical male member is the spherical male member of ultra-high molecular weight polyethylene.In this patent, artificial intervertebral disk material adopts metal material or plastic material equally, and the metallic particles that wearing and tearing produce or the non-constant of plastic grain biocompatibility, have very strong toxic and side effects.
Summary of the invention
Object of the present invention is exactly the artificial intervertebral disk wear problem existed to solve above-mentioned prior art, and defect and provide that a kind of structure is simple, ruggedness is strong, without wearing and tearing, the easy assembling magnetic suspension artificial intervertebral disc complex easily installed and installation method.
Object of the present invention can be achieved through the following technical solutions:
A kind of easily assembling magnetic suspension artificial intervertebral disc complex, comprise the first soleplate and the second soleplate that are oppositely arranged, the opposite face of described first soleplate and described second soleplate is respectively arranged with ball recess and hemisphere jut, described ball recess and hemisphere jut are oppositely arranged, the opposite face of described first soleplate and described second soleplate is respectively equipped with the magnetisable coating of homopolarity, and described first soleplate repels each other due to magnetic with described second soleplate and do not contact.
The back of described first soleplate and described second soleplate is all formed for the barb fixing with upper cone and hypocentrum end face.
Described first soleplate and described second soleplate all offer nail stationary conduit, and described nail stationary conduit is by the through back to the first soleplate or the second soleplate in the side of the first soleplate or the second soleplate.
The back of described first soleplate and described second soleplate is all coated with hydroxyapatite coating layer.
The opposite face of described first soleplate and described second soleplate is respectively equipped with N pole magnetisable coating, or the opposite face of described first soleplate and described second soleplate is respectively equipped with S pole magnetisable coating.
A kind of installation method of easy assembling magnetic suspension artificial intervertebral disc complex, mounting bar is used to install, described mounting bar comprises excellent handle that order arranges, holding part and magnetic bar, and described magnetic bar is bent into the shape of simultaneously fitting with the opposite face of the first soleplate and the second soleplate.The both sides of described magnetic bar are equipped with the magnetisable coating contrary with magnetisable coating magnetic pole on the first soleplate or the second soleplate, namely, when the opposite face of described first soleplate and described second soleplate is respectively equipped with N pole magnetisable coating, the both sides of magnetic bar are equipped with S pole magnetisable coating; When the opposite face of described first soleplate and described second soleplate is respectively equipped with S pole magnetisable coating, the both sides of magnetic bar are equipped with N pole magnetisable coating.
Install and specifically comprise the following steps:
A, mounting bar utilize the attracting principle of magnetic, by the opposite face of magnetic bar simultaneously magnetic first soleplate and the second soleplate, and are engaged the nail stationary conduit on the first soleplate and the second soleplate by holding part;
B, the magnetic suspension artificial intervertebral disc complex that is fixed on mounting bar is inserted the gap of upper vertebral body and hypocentrum, make the barb on the first soleplate and the second soleplate snap onto in upper cone and hypocentrum respectively;
C, dial-out mounting bar, now the first soleplate and the second soleplate opposite face magnetic are repelled each other, and be separately fixed on upper cone and hypocentrum by barb again, the first soleplate and the second soleplate are stabilized in the gap location of vertebral body and hypocentrum, and can not skid off with mounting bar;
First soleplate and the second soleplate, through nail stationary conduit, are separately fixed on upper cone and hypocentrum, complete the installation of magnetic suspension artificial intervertebral disc complex by d, use nail.
Compared with prior art, the present invention has the following advantages and beneficial effect:
1, the opposite face of the first soleplate of the present invention and the second soleplate is respectively equipped with the magnetisable coating of homopolarity, first soleplate repels each other due to magnetic with the second soleplate and does not contact, it is made to be in maglev state, hemisphere jut and ball recess is made to produce friction, artificial intervertebral disk top and the bottom contact wear is in the past avoided to produce fine particle and the complication such as the inflammation that causes, and due to magnetic suspension effect, make between vertebral body and hypocentrum, to retain good mobility, while the wear problem solving Traditional Man intervertebral disc, improve the durable persistency of artificial intervertebral disc complex.
2, magnetic suspension artificial intervertebral disc complex structure of the present invention is simple, undertaken by mounting bar during installation, easy for installation, ensure to be connected with upper cone and the firm of hypocentrum by arranging nail stationary conduit and barb, can not come off when magnetic suspension artificial intervertebral disc complex of the present invention is used, safety is high.
3, be all coated with hydroxyapatite coating layer in the back of the first soleplate and the second soleplate, this coating is conducive to absorption and the growth of bone, can make two soleplates respectively with reply vertebral body grow together with, be not easy to come off.
4, magnetic suspension artificial intervertebral disk of the present invention, by regulating thickness and the area of magnetisable coating, can regulate magnetic field intensity, can ensure that internal magnetic field is powerful among a small circle, by the influence of magnetic field of nuclear magnetic resonance, NMR, can not have open applications prospect widely.
Accompanying drawing explanation
Fig. 1 is magnetic suspension artificial intervertebral disc complex of the present invention and the main TV structure schematic diagram of mounting bar;
Fig. 2 is the side-looking structural representation of magnetic suspension artificial intervertebral disc complex of the present invention;
Fig. 3 is magnetic suspension artificial intervertebral disc complex mounted configuration schematic diagram of the present invention.
Number in the figure: 1 is the first soleplate, 11 is ball recess, and 2 is the second soleplate, and 21 is hemisphere jut, and 3 is magnetisable coating, and 4 is barb, and 5 is nail stationary conduit, and 6 is upper cone, and 7 is hypocentrum, and 8 is mounting bar, and 81 is excellent handle, and 82 is holding part, and 83 is magnetic bar.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
A kind of easily assembling magnetic suspension artificial intervertebral disc complex, as shown in FIG. 1 to 3, comprise the first soleplate 1 and the second soleplate 2 be oppositely arranged, the opposite face of the first soleplate 1 and the second soleplate 2 is respectively arranged with ball recess 11 and hemisphere jut 21, ball recess 11 and hemisphere jut 21 are oppositely arranged, magnetisable coating 3, first soleplate 1 that the opposite face of the first soleplate 1 and the second soleplate 2 is respectively equipped with homopolarity repels each other due to magnetic with the second soleplate 2 and does not contact.The back of the first soleplate 1 and the second soleplate 2 is all formed for the barb 4 fixing with upper cone 6 and hypocentrum 7 end face.The back of the first soleplate 1 and the second soleplate 2 is all coated with hydroxyapatite coating layer.First soleplate 1 and the second soleplate 2 all offer nail stationary conduit 5, and nail stationary conduit 5 is by the through back to the first soleplate 1 or the second soleplate 2 in the side of the first soleplate 1 or the second soleplate 2.
With reference to figure 1, Fig. 3, a kind of installation method of easy assembling magnetic suspension artificial intervertebral disc complex, mounting bar 8 is used to install, mounting bar 8 comprises excellent handle 81 that order arranges, holding part 82 and magnetic bar 83, and magnetic bar 83 is bent into the shape of simultaneously fitting with the opposite face of the first soleplate 1 and the second soleplate 2.The both sides of magnetic bar 83 are equipped with the magnetisable coating contrary with magnetisable coating 3 magnetic pole on the first soleplate 1 or the second soleplate 2, and namely when the opposite face of the first soleplate 1 and the second soleplate 2 is respectively equipped with N pole magnetisable coating, the both sides of magnetic bar 83 are equipped with S pole magnetisable coating; When the opposite face of the first soleplate 1 and the second soleplate 2 is respectively equipped with S pole magnetisable coating, the both sides of magnetic bar 83 are equipped with N pole magnetisable coating.Install and specifically comprise the following steps:
A, mounting bar 8 utilize the attracting principle of magnetic, by the opposite face of magnetic first soleplate 1 and the second soleplate 2 while of magnetic bar 83, and are engaged the nail stationary conduit 5 on the first soleplate 1 and the second soleplate 2 by holding part 82;
B, the upper vertebral body 6 of magnetic suspension artificial intervertebral disc complex insertion and the gap of hypocentrum 7 that will be fixed on mounting bar 8, make the barb 4 on the first soleplate 1 and the second soleplate 2 snap onto upper cone 6 respectively with in hypocentrum 7;
C, dial-out mounting bar 8, now the first soleplate 1 and the second soleplate 2 opposite face magnetic are repelled each other, be separately fixed at upper cone 6 with on hypocentrum 7 by barb 4 again, the first soleplate 1 and the second soleplate 2 are stabilized in the gap location of vertebral body 6 and hypocentrum 7, and can not skid off with mounting bar 8;
First soleplate 1 and the second soleplate 2, through nail stationary conduit 5, are separately fixed at upper cone 6 with on hypocentrum 7, complete the installation of magnetic suspension artificial intervertebral disc complex by d, use nail.
Above-mentioned is can understand and use invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to above-described embodiment, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (7)
1. an easy assembling magnetic suspension artificial intervertebral disc complex, comprise the first soleplate (1) and the second soleplate (2) that are oppositely arranged, described first soleplate (1) and the opposite face of described second soleplate (2) are respectively arranged with ball recess (11) and hemisphere jut (21), described ball recess (11) and hemisphere jut (21) are oppositely arranged, it is characterized in that, described first soleplate (1) is respectively equipped with the magnetisable coating (3) of homopolarity with the opposite face of described second soleplate (2), described first soleplate (1) is repelled each other due to magnetic with described second soleplate (2) and does not contact.
2. one according to claim 1 easy assembling magnetic suspension artificial intervertebral disc complex, it is characterized in that, the back of described first soleplate (1) and described second soleplate (2) is all formed for upper cone (6) and the fixing barb (4) of hypocentrum (7) end face.
3. one according to claim 1 easy assembling magnetic suspension artificial intervertebral disc complex, it is characterized in that, described first soleplate (1) and described second soleplate (2) all offer nail stationary conduit (5), and described nail stationary conduit (5) is by the through back to the first soleplate (1) or the second soleplate (2) in the side of the first soleplate (1) or the second soleplate (2).
4. one according to claim 1 easy assembling magnetic suspension artificial intervertebral disc complex, is characterized in that, described first soleplate (1) is all coated with hydroxyapatite coating layer with the back of described second soleplate (2).
5. one according to claim 1 easy assembling magnetic suspension artificial intervertebral disc complex, it is characterized in that, described first soleplate (1) is respectively equipped with N pole magnetisable coating with the opposite face of described second soleplate (2), or described first soleplate (1) is respectively equipped with S pole magnetisable coating with the opposite face of described second soleplate (2).
6. the installation method of an easily assembling magnetic suspension artificial intervertebral disc complex as claimed in claim 3, it is characterized in that, mounting bar (8) is used to install, described mounting bar (8) comprises excellent handle (81), holding part (82) and the magnetic bar (83) that order is arranged, and the both sides of described magnetic bar (83) are equipped with the magnetisable coating contrary with the first soleplate (1) or upper magnetisable coating (3) magnetic pole of the second soleplate (2); Install and specifically comprise the following steps:
A, mounting bar (8) utilize the attracting principle of magnetic, by the opposite face of magnetic first soleplate (1) while of magnetic bar (83) with the second soleplate (2), and be engaged the first soleplate (1) and the nail stationary conduit (5) on the second soleplate (2) by holding part (82);
B, the magnetic suspension artificial intervertebral disc complex that will be fixed on mounting bar (8) insert upper vertebral body (6) and the gap of hypocentrum (7), make the first soleplate (1) and the barb (4) on the second soleplate (2) snap onto upper cone (6) respectively with in hypocentrum (7);
C, dial-out mounting bar (8), now the first soleplate (1) and the second soleplate (2) opposite face magnetic are repelled each other, be separately fixed at upper cone (6) with on hypocentrum (7) by barb (4) again, the first soleplate (1) and the second soleplate (2) are stabilized in the gap location of vertebral body (6) and hypocentrum (7);
D, use nail are through nail stationary conduit (5), first soleplate (1) and the second soleplate (2) are separately fixed at upper cone (6) with on hypocentrum (7), complete the installation of magnetic suspension artificial intervertebral disc complex.
7. the installation method of a kind of easy assembling magnetic suspension artificial intervertebral disc complex according to claim 6, it is characterized in that, described magnetic bar (83) is bent into the shape of simultaneously fitting with the opposite face of the first soleplate (1) and the second soleplate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510746232.6A CN105266930A (en) | 2015-11-05 | 2015-11-05 | Easily-installable magnetic suspension artificial intervertebral disc complexus and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510746232.6A CN105266930A (en) | 2015-11-05 | 2015-11-05 | Easily-installable magnetic suspension artificial intervertebral disc complexus and installation method |
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| CN105266930A true CN105266930A (en) | 2016-01-27 |
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| CN201510746232.6A Pending CN105266930A (en) | 2015-11-05 | 2015-11-05 | Easily-installable magnetic suspension artificial intervertebral disc complexus and installation method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024588A (en) * | 1974-10-04 | 1977-05-24 | Allo Pro A.G. | Artificial joints with magnetic attraction or repulsion |
| US20020032484A1 (en) * | 2000-06-13 | 2002-03-14 | Hyde Edward R. | Magnetic array implant and prosthesis |
| US20070179493A1 (en) * | 2006-01-13 | 2007-08-02 | Kim Richard C | Magnetic spinal implant device |
| WO2008057565A2 (en) * | 2006-11-06 | 2008-05-15 | Howmedica Osteonics Corp. | Artificial cushion joints and methods of making the same |
| WO2009060007A2 (en) * | 2007-11-06 | 2009-05-14 | Universität Rostock | Magnetically mounted artificial joint |
| CN201481594U (en) * | 2009-07-04 | 2010-05-26 | 戴闽 | Magnetic suspension artificial joint |
| US20100234954A1 (en) * | 2009-03-13 | 2010-09-16 | Warsaw Orthopedic, Inc. | Spinal implant and methods of implantation and treatment |
-
2015
- 2015-11-05 CN CN201510746232.6A patent/CN105266930A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4024588A (en) * | 1974-10-04 | 1977-05-24 | Allo Pro A.G. | Artificial joints with magnetic attraction or repulsion |
| US20020032484A1 (en) * | 2000-06-13 | 2002-03-14 | Hyde Edward R. | Magnetic array implant and prosthesis |
| US20070179493A1 (en) * | 2006-01-13 | 2007-08-02 | Kim Richard C | Magnetic spinal implant device |
| WO2008057565A2 (en) * | 2006-11-06 | 2008-05-15 | Howmedica Osteonics Corp. | Artificial cushion joints and methods of making the same |
| WO2009060007A2 (en) * | 2007-11-06 | 2009-05-14 | Universität Rostock | Magnetically mounted artificial joint |
| US20100234954A1 (en) * | 2009-03-13 | 2010-09-16 | Warsaw Orthopedic, Inc. | Spinal implant and methods of implantation and treatment |
| CN201481594U (en) * | 2009-07-04 | 2010-05-26 | 戴闽 | Magnetic suspension artificial joint |
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Application publication date: 20160127 |
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