CN103169551A - Spine cage type support - Google Patents
Spine cage type support Download PDFInfo
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- CN103169551A CN103169551A CN2011104289820A CN201110428982A CN103169551A CN 103169551 A CN103169551 A CN 103169551A CN 2011104289820 A CN2011104289820 A CN 2011104289820A CN 201110428982 A CN201110428982 A CN 201110428982A CN 103169551 A CN103169551 A CN 103169551A
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- bending section
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- cage modle
- lattice framing
- matrix
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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
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
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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
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Prostheses (AREA)
Abstract
A spine cage type support comprises a base body and a plurality of tiny holes. The base body is provided with a plurality of slots, the plurality of slots are provided with a plurality of curve sections, a deformation supporting bar is formed between any two adjacent slots, and the deformation supporting bar is divided into a diameter reducing area and a diameter enlarging area by the two adjacent slots which form the deformation supporting bar. The plurality of tiny holes are formed in the diameter enlarging areas of the deformation bars. When the base body is squeezed by external force, any two adjacent deformation supporting bars are away from each other and expanded, and thus a filling space is defined.
Description
Technical field
The present invention is about a kind of cage modle support, and a kind of human vertebra diseased region that is applicable to particularly is to strengthen the titanio vertebra cage modle support of osseous tissue healing and stability in postoperative.
Background technology
In recent years, most common people are dependent on computer work for a long time because of the change of living habit, and must bend for a long time before body is seated at desk, add the differentiation of aging society, so that the case of vertebral disease emerges in an endless stream now, and the relevant issues that also follow-up vertebra looked after come into one's own gradually.
The postoperative of operation on vertebra is looked after as vertebra restores good and bad important step, and usually in postoperative, due to illness the people restores speed than other position operations slowly, and can't stand for a long time, therefore need to wear Corrective clothing for a long time, can avoid the obstruction of daily life more.
For this reason, present stage is mainly with spinal implant correcting clothing, after being placed in operation on vertebra, spinal implant has between the transverse process of bone defect, and use simultaneously calcium phosphate, bone meal, from the body bone ... be filled in Deng the bone filling in the open space of this spinal implant, to accelerate intertransverse osseous tissue healing.Yet, the soft tissue of growing between transverse process is faster often easily invaded from hole because of the dysplasia of spinal implant, perhaps take away under the flowing of body-internal-circulation system fill in spinal implant from body bone or bone meal, but fill up even if having down to traditional spinal implant the bone filling that healing acceleration is used, but run off because of regular bone filling, and can't bring into play all the time the effect of postoperative accelerated bone organization healing.
Please refer to shown in Figure 1, disclose a kind of modularity bone as TaiWan, China bulletin M333884 Patent Case and merge vertebra cage 9, this vertebra cage 9 the place aheads are provided with a round and smooth shape head 91, a groove shape space 92 is vertically offered at this head 91 rears, and be provided with in these vertebra cage 9 two sidewalls several bones that communicate with groove shape space 92 and merge hole 93, and this vertebra cage 9 rears separately are connected with a holder 94, and this holder 94 is in order in conjunction with being fixed in a hone lamella holder 95.Wherein, this groove shape space 92 can be accommodating through rubbing autologous bone grafting, heteroplastic transplantation bone or other are as bone fillings such as bone cement, artificial bones.Whereby, can make the upper and lower opening of bone fillings by this groove shape space 92 in this groove shape space 92, and contact with the adjacent vertebrae vertebral body, be beneficial to the carrying out that bone merges.
Yet existing bone merges vertebra cage 9 when using, and not only needs bone to be merged vertebra cage 9 and be limited in the bone defect, as supporting or fixing use with several bone screws 96 collocation hone lamella holders 95.Even, above-mentioned existing bone merges vertebra cage 9 and only can be applicable between vertebral body, and complicated because of its structure, generation has the joint interface of many places, and must be laser carved with the stereo tube of complexity, discharge is shaped ... can molding etc. technology, not only relatively increase the processing difficulties degree that bone merges vertebra cage 9, the more derivative relative burden that has on cost of manufacture; Add, when operation on vertebra carried out, existing bone merged the complicated structure of vertebra cage 9, certainly will expend the suitable operating time of medical personnel, so that relatively promoted the infection risk that operation process may exist.
In addition, more groove shape space 92 and the bone because of existing bone fusion vertebra cage 9 merges the poor design in hole 93, all the time can't restrain the soft tissue intrusion fast of growing, easier of the flowing of body-internal-circulation system, produce and run off and make bone fillings of being present in this groove shape space 92 merge hole 93 from this bone easily.So, traditional bone merges vertebra cage 9 eventually only can be as interpyramidal support and fixing use, can't play the part of in postoperative the role of guide tissue regeneration fully, so that the process of defect and restore still can't obtain substantial breakthrough, have a strong impact on the efficient of Postoperative Bone organization healing.
In view of this, really be necessary to develop a kind of titanio vertebra cage modle support of strengthening osseous tissue healing and stability in postoperative, to be applicable to any part of human vertebra pathological changes, solve variety of issue as above.
Summary of the invention
Main purpose of the present invention is the above-mentioned shortcoming of improvement, and so that a kind of vertebra cage modle support to be provided, it is to avoid with simple and easy configuration the generation of joint interface, to reduce processing difficulties degree and cost of manufacture.
The present invention's time purpose is to provide a kind of vertebra cage modle support, can restrain the soft tissue of growing fast and invade, and avoid the mobile of body-internal-circulation system to take away the bone filling, runs off and can guarantee that the bone filling is stable in wherein and not.
Still a further object of the present invention is to provide a kind of vertebra cage modle support, can be applicable to any part of human vertebra pathological changes, with by the bone filling inducting osseous tissue regeneration and the accelerated bone organization healing that are stable in wherein.
For reaching aforementioned goal of the invention, vertebra cage modle support of the present invention, comprise: a matrix, be provided with several wire casings, these several wire casings have several bending sections, wherein form a distortion lattice framing between wantonly two adjacent lines grooves, and the two adjacent lines grooves that form this distortion lattice framing should be out of shape lattice framing and were divided into a undergauge district and a hole enlargement district; Reach several micropores, be opened in the hole enlargement district of this distortion lattice framing.
But vertebra cage type support of the present invention can also separately be provided with a biology decomposing macromolecular thin film, but this biology decomposing macromolecular film-shaped is formed in part surface or the full surface of this matrix.
Wherein, the thickness of this matrix is the 20-200 micron.And the pore size of these several micropores is the 0.5-4 millimeter.
Several wire casings of the present invention are to be extended to another opposite side edges of this matrix by a lateral margin of this matrix, and have suitable spacing between the lateral margin of the end of these several wire casings and matrix.In addition, this distortion lattice framing is formed with one first reference edge and one second reference edge, and this first reference edge and the second reference edge lay respectively at two opposite side edges places of premature.
Vertebra cage modle support of the present invention is selected the bending section of these several wire casings is divided into one first bending section and one second bending section, and this first bending section and the second bending section are the consecutive intervals setting, and this first bending section and the second bending section become relative arc.
Wherein, the first bending section that this undergauge district is positioned at the one wire casing is relatively between the second bending section of another adjacent wire casing, and this hole enlargement district is at the second bending section of one wire casing relatively between the first bending section of another adjacent wire casing.
In this, wherein the wantonly two common corrals of adjacent lines groove form circular sequential chart stricture of vagina form, and several micropores of corresponding formation circular concentric in hole enlargement district that should the distortion lattice framing.Perhaps, wherein the wantonly two common corrals of adjacent lines groove form the sequential chart stricture of vagina form of eye shapes, and corresponding several micropores that form a shape in hole enlargement district that should the distortion lattice framing.Moreover, wherein the wantonly two common corrals of adjacent lines groove form circular sequential chart stricture of vagina form, and correspondingly in should the hole enlargement district of distortion lattice framing form several micropores of circular concentric and several micropores of another formation strip, and the micropore of the micropore of this circular concentric and strip is set in distance.
Vertebra cage modle support of the present invention can also be selected the bending section of these several wire casings is divided into the first bending section and the second bending section that consecutive intervals arranges, the S-shaped bending shape of this first bending section, this second bending section form that is convexly curved.
Hold, wherein the wantonly two common corrals of adjacent lines groove form the sequential chart stricture of vagina form of circle and S shape, S shape figure stricture of vagina place forms the undergauge district of this distortion lattice framing, and circular diagram stricture of vagina place forms the hole enlargement district of this distortion lattice framing, several micropores of corresponding formation circular concentric in the hole enlargement district of this distortion lattice framing.
Vertebra cage modle support of the present invention more can be selected the bending section of these several wire casings is divided into the first bending section and the second bending section that consecutive intervals arranges, and this first bending section and the second bending section are all joined by a straightway and an arc and form, and the wantonly two common corrals of adjacent lines groove form the sequential chart stricture of vagina form of rhombus.Wherein, oval-shaped several micropores of corresponding formation in the hole enlargement district of this distortion lattice framing.
Vertebra cage modle support of the present invention more can be selected the bending section of these several wire casings is divided into the first bending section and the second bending section that consecutive intervals arranges, and this first bending section and the second bending section are all joined by two straightways and two arcs and form, and the wantonly two common corrals of adjacent lines groove form the sequential chart stricture of vagina form of rectangle.Wherein, oblong several micropores of corresponding formation in the hole enlargement district of this distortion lattice framing.
Description of drawings
Fig. 1: existing bone merges the schematic perspective view of vertebra cage.
Fig. 2: the two dimensional surface schematic diagram of vertebra cage modle support of the present invention.
Fig. 3: the 3 D stereo schematic diagram of vertebra cage modle support of the present invention.
Fig. 4: the different figure stricture of vagina form schematic diagrams one of vertebra cage modle support of the present invention.
Fig. 5: the different figure stricture of vagina form schematic diagrams two of vertebra cage modle support of the present invention.
Fig. 6: the different figure stricture of vagina form schematic diagrams three of vertebra cage modle support of the present invention.
Fig. 7: the different figure stricture of vagina kenel schematic diagrams four of vertebra cage modle support of the present invention.
Fig. 8: the different figure stricture of vagina kenel schematic diagrams five of vertebra cage modle support of the present invention.
Fig. 9: the use schematic diagram of vertebra cage modle support of the present invention.
[main element symbol description]
(the present invention)
1 matrix 11 wire casings
111 bending section 111a the first bending sections
111b the second bending section 12,12a, 12b are out of shape lattice framing
121 122 hole enlargement districts, undergauge districts
123 first reference edge 124 second reference edges
2 micropore S filling spaces
But 3 biology decomposing macromolecular thin film
4 vertebral body 41 spinous process
42 transverse process
(having now)
9 vertebra cage 91 heads
92 groove shape space 93 bones merge the hole
94 holder 95 hone lamella holders.
The specific embodiment
For above-mentioned and other purpose of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and cooperation accompanying drawing are described in detail below:
Please refer to shown in Figure 2ly, it is a preferred embodiment of the present invention, and this vertebra cage modle support comprises a matrix 1 and several micropores 2, and these several micropores 2 are opened in this matrix 1 surface with all being penetration state, so that the upper and lower surface of this matrix 1 is connection.Wherein, the material of this matrix 1 may be selected to be pure titanium metal or titanium alloy, and the thickness of this matrix 1 is preferably the 20-200 micron, so that reach the moulding effect of matrix 1 in operation is carried out.
This matrix 1 is provided with several wire casings 11, and these several wire casings 11 have several bending sections 111.Wherein, bending section 111 kenels of these several wire casings 11 can be chosen as the arc of different curvature or same curvature, and arrange with relative or adjacent mode consecutive intervals, with the form of the bending section 111 of several wire casings 11 of presenting repeatability or non-repeatability.In this, the only variation of the bending section 111 of these several wire casings 11 of rough indication, and select with continuous setting and be the kenel of relative arc as the form of the bending section 111 of several wire casings 11 of preferred embodiment of the present invention, other describe in detail when consulting Fig. 4 to 8 after please holding in the lump about the variation kenel explanation of the bending section 111 of these several wire casings 11 again.
In the present embodiment, the bending section 111 of these several wire casings 11 is divided into one first bending section 111a and one second bending section 111b, this the first bending section 111a and the second bending section 111b are the consecutive intervals setting, and the arc that this first bending section 111a and the second better one-tenth of bending section 111b are relative (that is the first bending section 111a as shown in Figure 2 and its center of curvature separately of the second bending section 111b lay respectively at the both sides of a wire casing 11, and be connected into mutually the kenel of S); And, the better lateral margin by this matrix 1 of these several wire casings 11 extends to another opposite side edges (namely extending to the margo dexter of matrix 1 towards Y-direction by the left border of matrix 1 as shown in Figure 2) of this matrix 1, and has suitable spacing between the lateral margin of the end of these several wire casings 11 and matrix 1.
please coordinate with reference to shown in Fig. 2 and 3, wherein wantonly two 11 adjacent of wire casings form a distortion lattice framing 12, to be subjected to external force when extruding (as shown in Fig. 3 direction of arrow) in this matrix 1, allow that this distortion lattice framing 12 is deformed into the 3 D stereo kenel along this two adjacent lines groove 11 separably, directly to make the one-body molded form as a hollow cage type of this matrix 1 (in detail as shown in Figure 3), preferably, when this matrix 1 is subjected to the external force extruding, wantonly two adjacent distortion lattice framings 12 mutually away from, and make this matrix 1 be deformed into the 3 D stereo kenel, and the matrix 1 after being shaped does not have the interface of any joint.In the present embodiment, wherein wantonly two adjacent wire casings 11 should be out of shape lattice framing 12 and were divided into a undergauge district 121 and a hole enlargement district 122, this undergauge district 121 the first bending section 111a of one wire casing 11 relatively between the second bending section 111b of another adjacent wire casing 11 (that is should distortion lattice framing 12 dual side-edges in matrix 1 surperficial corral than away minor segment), 122, this hole enlargement district is the second bending section 111b of one wire casing 11 relatively between the first bending section 111a of another adjacent wire casing 11 (that is should distortion lattice framing 12 dual side-edges in the larger section of matrix 1 surperficial corral).Wherein, this undergauge district 121 and hole enlargement district 122 can be according to the forms of the bending section 111 of these several wire casings 11, be especially the consecutive intervals setting, with the mobile space by these hole enlargement district's 122 limit bone fillings, and the bone filling that is filled in wherein can be contacted with osseous tissue from this undergauge district 121 peripheries, and then the efficient of accelerated bone tissue regeneration healing.What note is, the wide size in footpath in this hole enlargement district 122 should be comparatively suitable less than the size of bone filling, and the wide better selection 1.5-2.5 millimeter in footpath in this hole enlargement district 122 especially is with the better effect of the mobile space that reaches the limit bone filling.
In addition, this distortion lattice framing 12 also is formed with one first reference edge 123 and one second reference edge 124, this first reference edge 123 and the second reference edge 124 lay respectively at two opposite side edges places (that is left and right lateral margin as shown in Figure 2) of premature 1, in order to be out of shape the separation benchmark of lattice framing 12 when this matrix 1 produces distortion as this.In other words, have suitable spacing between two opposite side edges of this distortion lattice framing 12 and matrix 1, so that this distortion lattice framing 12 can at the two opposite side edges places that are connected to mutually this matrix 1, form respectively this first reference edge 123 and the second reference edge 124.Whereby, can make this distortion lattice framing 12 and matrix 1 be part joins, even also this distortion lattice framing 12 presents incomplete cutting apart with matrix 1, make this distortion lattice framing 12 can be simultaneously from this first reference edge 123 and the second reference edge 124 supports from, and change the 3 D stereo kenel into by two dimensional surface, make this matrix 1 present the form of better hollow cage modle, and can be in wherein filling up the bone filling.
These several micropores 2 are opened in the hole enlargement district 122 of this distortion lattice framing 12, better bending section 111 forms in response to wantonly two adjacent lines grooves 11, and present mutual corresponding kenel with the bending section 111 of these wantonly two adjacent lines grooves 11.For example: when the wantonly two common corrals of adjacent lines groove 11 form as the sequential chart stricture of vagina form of circle, just can be out of shape hole enlargement district's 122 interior corresponding formation of lattice framing 12 as several micropores 2 of concentric circle in this.In the present embodiment, the pore size of these several micropores 2 can be chosen as the 0.5-4 millimeter, the special mobile space of selecting with several micropore 2 limit bone fillings of 1.5-2.5 millimeter, make this matrix 1 after extrusion molding is hollow cage modle support, can not ooze out and run off via several micropores 2 in the bone filling of wherein filling, and can have good regeneration space for giving osseous tissue.Wherein, the form of these several micropores 2 can match with the bending section 111 of wantonly two adjacent lines grooves 11, to limit the pore size of these several micropores 2, be main principle in order to avoid the bone filling to deviate from especially, coordinate Fig. 4 to 6 that the variation of these several micropores 2 is described in the lump after holding again.
In addition, ginseng is shown in Figure 7 in detail but vertebra cage modle support of the present invention can also select to form a biology decomposing macromolecular thin film 3(in the surface of this matrix 1), but this biology decomposing macromolecular thin film 3 may be selected to shape in the part of matrix 1 or full surface.In the present embodiment, only form in the part surface that this matrix 1 do not contact with bone wound place distortion lattice framing 12 surfaces of a side (that is be located on) but this biology decomposing macromolecular thin film 3 is better, but invade to intercept soft tissue by this biology decomposing macromolecular thin film 3, but and simultaneously by unshaped should biology decomposing macromolecular thin film 3 part contact with the bone wound place, induce the growth of osseous tissue to see through the bone filling, reach the effect of accelerated bone tissue regeneration healing.Wherein, but this biology decomposing macromolecular thin film 3 can select to be formed by materials such as collagen protein, spherical chitosan, animal colloid or hyaluronic acids.
Hold above-mentionedly, vertebra cage modle support of the present invention can be made under mentioned above principle in any way, only illustrates as an example with preferred embodiment of the present invention in this, and is sketching the forming process of this vertebra cage modle support, as follows:
please coordinate again with reference to shown in Fig. 2 and 3, selecting thickness is that the titanium foil of 50 microns is as this matrix 1, to have shaped several wire casings 11 in the surperficial laser of titanium foil, the bending section 111 of these several wire casings 11 is relative arc design, and wherein wantonly two adjacent lines grooves 11 can form as circle by corral, the figure stricture of vagina forms such as rhombus, and be several micropores 2 of 2 millimeters simultaneously in how much apertures of 122 internal shapings, hole enlargement district of this distortion lattice framing 12, jointly to be arranged as array titanium net (two dimensional surface form as shown in Figure 2 by formed distortion lattice framing 12 between wantonly two adjacent lines grooves 11, this preferred embodiment is only take two distortion lattice framings as example, below be referred to as respectively with " 12a and 12b "), and, then the array titanium net that is shaped is soaked be placed in 37% hydrochloric acid and continue 30 minutes, so that the titanium foil surface roughness reaches less than 1.5 microns, and complete the making of vertebra cage modle support of the present invention.
When needs use, bestow an external force along the direction of arrow shown in Figure 3 (being the Y-direction of this matrix 1), jointly to be pushed inwardly by relative two lateral margins of this matrix 1, make the two adjacent distortion lattice framing 12a, the 12b that are positioned at two dimensional surface can delamination, and make this matrix 1 change immediately the hollow cage modle of 3 D stereo into.Wherein, this distortion lattice framing 12a is take this first reference edge 123 and the second reference edge 124 as fulcrum, Z direction (being the top shown in drawing) towards this matrix 1 is pushed distortion, this distortion lattice framing 12b is take this first reference edge 123 and the second reference edge 124 as fulcrum, Z ' direction (being the below shown in drawing) towards this matrix 1 is pushed distortion, can be out of shape lattice framing 12a, 12b corral after distortion launches by this whereby and go out the detailed three-dimensional solid form as shown in Figure 3 of a filling space S(), to complete the better example of vertebra cage modle support of the present invention when reality is used.
What note is, above-mentionedly only with the simplest form, it is described, therefore under principle of identity, the length of this vertebra cage modle support (mean this distortion lattice framing 12 and form the number of array in this matrix 1) can be decided on demand, especially can meet 2-3 joint vertebra thickness for better, and equally under the external force extruding, presenting as shown in Figure 3 wantonly two adjacent distortion lattice framings 12 goes to upper and lower staggered deformation form and gets final product, belong to that those skilled in the art can think easily according to mentioned above principle and and be applied, give unnecessary details no longer one by one in this.
Apart from the above, vertebra cage modle support of the present invention can also select to be formed with several wire casings 11 of differently curved section 111 forms, with the bent type design of the bending section 111 that sees through these several wire casings 11, just can increase the smooth degree of this distortion lattice framing 12 after distortion, and then avoid the torsional fracture and the injury that cause because of horn shape design, to promote simultaneously the support strength of this distortion lattice framing 12 after being out of shape.
See also shown in Fig. 4 to 8, all have the schematic diagram of several wire casing 11 several micropores 2 of collocation different shape of differently curved section 111 forms, be summarized as follows respectively:
as shown in Figure 4, these several wire casings 11 have the consecutive intervals setting and are the first bending section 111a and the second bending section 111b of relative arc, and wherein the wantonly two common corrals of adjacent lines groove 11 form the sequential chart stricture of vagina form as eye shape (being equivalent to ellipse), and in the first formed hole enlargement of bending section 111a district 122 of the second bending section 111b wire casing 11 adjacent with another of one wire casing 11, corresponding collocation has several micropores 2 similar as eye shape, perhaps, as shown in Figure 5, these several wire casings 11 have the consecutive intervals setting and are the first bending section 111a and the second bending section 111b of relative arc, and wherein the wantonly two common corrals of adjacent lines groove 11 form as circular sequential chart stricture of vagina form, and in the first formed hole enlargement of bending section 111a district 122 of the second bending section 111b wire casing 11 adjacent with another of one wire casing 11, corresponding collocation has several similar as circular micropores 2, and another the collocation just like several micropores 2 of strip, and circular micropore and the interruption-like setting of strip micropore, in addition, as shown in Figure 6, these several wire casings 11 have the first bending section 111a and the second bending section 111b that consecutive intervals arranges, the S-shaped bending shape of this first bending section 111a, this second bending section 111b form that is convexly curved, and wherein the wantonly two common corrals of adjacent lines groove 11 form sequential chart stricture of vagina 11 forms as circle and S shape, and in the wantonly two formed hole enlargement of adjacent lines groove 11 districts 122, corresponding collocation has several similar as circular micropores 2, wherein S shape figure stricture of vagina place forms the undergauge district 121 of this distortion lattice framing 12, and circular diagram stricture of vagina place forms the hole enlargement district 122 of this distortion lattice framing 12.Outside this is above-mentioned, can also be as shown in Figure 7, these several wire casings 11 have the first bending section 111a and the second bending section 111b that consecutive intervals arranges, this the first bending section 111a and the second bending section 111b are joined by a straightway and an arc all especially and form, and wherein the wantonly two common corrals of adjacent lines groove 11 form the sequential chart stricture of vagina form as rhombus, and in the first formed hole enlargement of bending section 111a district 122 of the second bending section 111b wire casing 11 adjacent with another of one wire casing 11, corresponding collocation has similar as oval-shaped several micropores 2; Moreover, can also be as shown in Figure 8, these several wire casings 11 have the first bending section 111a and the second bending section 111b that consecutive intervals arranges equally, this the first bending section 111a and the second bending section 111b are joined by two straightways and two arcs all especially and form, and wherein the wantonly two common corrals of adjacent lines groove 11 form the sequential chart stricture of vagina form as rectangle, and in the first formed hole enlargement of bending section 111a district 122 of the second bending section 111b wire casing 11 adjacent with another of one wire casing 11, corresponding collocation has similar as oblong several micropores 2.
Above, consult shown in Fig. 4 to 8, all only design of the various different shapes of rough indication, its principle all is same as the explanation of preferred embodiment of the present invention, belong to that those skilled in the art can think easily according to above-mentioned detailed description and and be applied, no longer described in detail in this.
please refer to shown in Figure 9, vertebra cage modle support of the present invention uses and underwent operative when being placed in the bone wound place in reality, first the bone filling is placed in vertebra cage modle support and (means to be transferred to by two dimensional surface the hollow cage modle matrix 1 of 3 D stereo in formed filling space S after distortion, " the vertebra cage modle support " that below namely claims), again vertebra cage modle support of the present invention is fixed in the suitable position of bone wound, especially as shown in the figure, directly place or be sutured in surgical thread between the spinous process 41 and transverse process 42 of vertebral body 4 connections, do not need to lock with the nail brute force again, can complete the operation that vertebra cage modle support of the present invention is implanted.
the principal character of vertebra cage modle support of the present invention is: be provided with several wire casings 11 by this matrix 1 surface, and wherein can form a distortion lattice framing 12 between wantonly two adjacent lines grooves 11, those distortion lattice framings 12 just can be under suitable external force extruding, be deformed into the 3 D stereo kenel along this two adjacent lines groove 11 from the two dimensional surface kenel easily, so that directly making this matrix 1 one-body molded is the form of a hollow cage type, and the matrix 1 after being shaped does not have the interface of any joint, and become flexible because joint interface produces this matrix 1 under being unlikely for a long time, and the situation of destruction hollow cage type form, more can be by the curvature design of the bending section 111 of these several wire casings 11, be somebody's turn to do the smooth degree that is out of shape lattice framing 12 after increasing distortion, and then avoid the torsional fracture and the injury that cause because of the design of other horn shapes, and can promote simultaneously support strength after 12 distortion of this distortion lattice framing, and increase the stability of whole vertebra cage modle support.So, not only can reduce the processing difficulties degree of vertebra cage modle rack making process, more can see through the aperture design of these several micropores 2, and the hole enlargement district 122 that coordinates this distortion lattice framing 12, the mobile space of restriction vertebra cage type support internal skeleton filling, avoiding the loss of bone filling, but and be aided with this biology decomposing macromolecular thin film 3, intercept simultaneously the intrusion of outside soft tissue, and reach for giving the effect that osseous tissue has good regeneration space; Simultaneously, be filled in bone filling in vertebra cage modle support and can produce with osseous tissue from these undergauge district 121 peripheries that are out of shape lattice framing 12 and contact, inducing bone growth through the bone filling, and then the efficient that heals of accelerated bone tissue regeneration.
In sum, vertebra cage modle support of the present invention can be avoided with simple and easy configuration the generation of joint interface, to reach the effect that reduces the processing difficulties degree and save cost of manufacture.Moreover vertebra cage modle support of the present invention more can be restrained the soft tissue of growing fast and invades, and avoid the body-internal-circulation system mobilely take away the bone filling, guarantee that the bone filling is stable in the effect that wherein and not runs off and can reach.Even, vertebra cage modle support of the present invention can also be applicable to any part after the human vertebra disease surgery, with by the bone filling that is stable in wherein, reaches the effect of inducting osseous tissue regeneration and accelerated bone organization healing.
Claims (15)
1. a vertebra cage modle support, is characterized in that, comprises:
A matrix is provided with several wire casings, and each wire casing has several bending sections, wherein forms a distortion lattice framing between wantonly two adjacent wire casings, and two adjacent wire casings that form this distortion lattice framing should be out of shape lattice framing and are divided into a undergauge district and a hole enlargement district; And
Several micropores are opened in the hole enlargement district of this distortion lattice framing;
When this matrix was subjected to the external force extruding, wantonly two these adjacent distortion lattice framings were mutually away from expansion, and corral goes out a filling space.
2. vertebra cage modle support as claimed in claim 1, is characterized in that, but separately be provided with one deck biology decomposing macromolecular thin film, and it is part surface or all surfaces that is formed at this matrix.
3. vertebra cage modle support as claimed in claim 1 or 2, is characterized in that, the thickness of this matrix is the 20-200 micron, and the pore size of these several micropores is the 0.5-4 millimeter.
4. vertebra cage modle support as claimed in claim 1 or 2, it is characterized in that, these several wire casings are to be extended to another opposite side edges of this matrix by a lateral margin of this matrix, and has suitable spacing between the end of these several wire casings and the lateral margin of matrix, this distortion lattice framing is formed with first reference edge and second reference edge, and this first reference edge and the second reference edge lay respectively at two opposite side edges places of contiguous this matrix.
5. vertebra cage modle support as claimed in claim 1 or 2, it is characterized in that, the bending section of these several wire casings is to divide into first bending section and second bending section, this first bending section and the second bending section are the consecutive intervals setting, and this first bending section and the second bending section become relative arc.
6. vertebra cage modle support as claimed in claim 5, it is characterized in that, the first bending section that this undergauge district is positioned at one bar wire casing is relatively between the second bending section of another adjacent wire casing, and this hole enlargement district is at the second bending section of one bar wire casing relatively between the first bending section of another adjacent wire casing.
7. vertebra cage modle support as claimed in claim 6, is characterized in that, wantonly two adjacent wire casing common coils enclose the conglobate sequential chart stricture of vagina of shape form, and several micropores of corresponding formation circular concentric in should the hole enlargement district of distortion lattice framing.
8. vertebra cage modle support as claimed in claim 6, is characterized in that, the common corral of wantonly two these adjacent wire casings forms the sequential chart stricture of vagina form of eye shape, and corresponding several micropores that form a shape in hole enlargement district that should the distortion lattice framing.
9. vertebra cage modle support as claimed in claim 6, it is characterized in that, wantonly two adjacent common corrals of this wire casing form circular sequential chart stricture of vagina form, and correspondingly in should the hole enlargement district of distortion lattice framing form several micropores of circular concentric and several micropores of another formation strip, and the micropore of the micropore of this circular concentric and strip is set in distance.
10. vertebra cage modle support as claimed in claim 1 or 2, it is characterized in that, these several wire casings have first bending section and second bending section that consecutive intervals arranges, the S-shaped bending shape of this first bending section, this second bending section form that is convexly curved.
11. vertebra cage modle support as claimed in claim 10, it is characterized in that, wantonly two adjacent common corrals of this wire casing form the sequential chart stricture of vagina form of circle and S shape, S shape figure stricture of vagina place forms the undergauge district of this distortion lattice framing, and circular diagram stricture of vagina place forms the hole enlargement district of this distortion lattice framing, several micropores of corresponding formation circular concentric in the hole enlargement district of this distortion lattice framing.
12. vertebra cage modle support as claimed in claim 1 or 2, it is characterized in that, these several wire casings have first bending section and second bending section that consecutive intervals arranges, this first bending section and the second bending section are all joined by straight line Duan Yuyi bar arc and form, and wantonly two adjacent wire casing common coils enclose the sequential chart stricture of vagina form that forms rhombus.
13. vertebra cage modle support as claimed in claim 12 is characterized in that, oval-shaped several micropores of corresponding formation in the hole enlargement district of this distortion lattice framing.
14. vertebra cage modle support as claimed in claim 1 or 2, it is characterized in that, these several wire casings have first bending section and second bending section that consecutive intervals arranges, this first bending section and the second bending section are all joined by two straightways and two arcs and form, and wantonly two adjacent wire casing common coils enclose the sequential chart stricture of vagina form that forms rectangle.
15. vertebra cage modle support as claimed in claim 14 is characterized in that, oblong several micropores of corresponding formation in the hole enlargement district of this distortion lattice framing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104289820A CN103169551A (en) | 2011-12-20 | 2011-12-20 | Spine cage type support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104289820A CN103169551A (en) | 2011-12-20 | 2011-12-20 | Spine cage type support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103169551A true CN103169551A (en) | 2013-06-26 |
Family
ID=48630053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104289820A Pending CN103169551A (en) | 2011-12-20 | 2011-12-20 | Spine cage type support |
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| Country | Link |
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| CN (1) | CN103169551A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230002A (en) * | 2021-06-22 | 2021-08-10 | 安阳市第六人民医院(安阳市口腔医院) | Preparation method of personalized titanium mesh for bone defect reconstruction in dental implantation area |
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| CN101141934A (en) * | 2005-01-14 | 2008-03-12 | 骨骼技术股份有限公司 | Expandable osteoimplant |
| US20090163918A1 (en) * | 2004-04-05 | 2009-06-25 | Mark M Levy | Expandable bone device |
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| US517106A (en) * | 1894-03-27 | Elliptical spring | ||
| US5059193A (en) * | 1989-11-20 | 1991-10-22 | Spine-Tech, Inc. | Expandable spinal implant and surgical method |
| US20090163918A1 (en) * | 2004-04-05 | 2009-06-25 | Mark M Levy | Expandable bone device |
| US20070219634A1 (en) * | 2004-09-21 | 2007-09-20 | Greenhalgh E S | Expandable support device and method of use |
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| CN113230002A (en) * | 2021-06-22 | 2021-08-10 | 安阳市第六人民医院(安阳市口腔医院) | Preparation method of personalized titanium mesh for bone defect reconstruction in dental implantation area |
| CN113230002B (en) * | 2021-06-22 | 2024-05-14 | 安阳市第六人民医院(安阳市口腔医院) | Preparation method of personalized titanium mesh for bone defect reconstruction of dental implant area |
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Application publication date: 20130626 |