CN107898534A - With the absorbable ligament for curing band - Google Patents
With the absorbable ligament for curing band Download PDFInfo
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- CN107898534A CN107898534A CN201711147680.XA CN201711147680A CN107898534A CN 107898534 A CN107898534 A CN 107898534A CN 201711147680 A CN201711147680 A CN 201711147680A CN 107898534 A CN107898534 A CN 107898534A
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- band
- osseous tunnel
- implanting portion
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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
- A61F2/08—Muscles; Tendons; Ligaments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/22—Polypeptides or derivatives thereof, e.g. degradation products
- A61L27/24—Collagen
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0004—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof bioabsorbable
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0069—Three-dimensional shapes cylindrical
-
- 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
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/10—Materials or treatment for tissue regeneration for reconstruction of tendons or ligaments
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Rheumatology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Rehabilitation Therapy (AREA)
- Biophysics (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Prostheses (AREA)
Abstract
The present invention provides a kind of absorbable ligament for having and curing band, comprising pole structure (4), both ends of the pole structure (4) in axial direction form the first osseous tunnel implanting portion (41) and second the two osseous tunnel implanting portions of osseous tunnel implanting portion (42) respectively；Osseous tunnel implanting portion rolls braiding layer (53) and absorbable layer (54) comprising wheel flow arrangement in the radial direction in cross section；Osseous tunnel implanting portion in axial direction forms multiple osseous tunnels and cures band (51)；Pole structure (4) forms in the part that two neighboring osseous tunnel cures between band 51 and rolls former ribbon (52), multiple osseous tunnels cure band (51) and are taking turns flow arrangement along pole structure (4) axial direction with multiple former ribbons (52) that roll, multiple to roll equal length between former ribbon (52) or exist different.The present invention can avoid the end of weaving from becoming loose in the preparation, not only facilitate the suture of ligament reconstructive, moreover it is possible to prevent loose fiber particulate drops from causing inflammatory reaction.
Description
Technical field
The present invention relates to medical instruments field, and in particular, to a kind of to have the absorbable ligament for curing band.
Background technology
When knee joint is overturned or turns up, the ligament being pulled tears beyond physiological stress, is broken equivalent damage,
With knee joint swelling, pain, dysfunction, it is the disease mainly showed to have tender point etc..Knee stretch position, knee or lateral leg by
Powerful violence strike or weight, make knee hyper-abduction, and medial collateral ligament can occur partially or completely to be broken.On the contrary, knee or leg
Inner side is made knee Overadduction, lateral collateral ligament can occur partially or completely to be broken, in severe trauma by violence strike or weight
When, collateral ligaments, ligamentum cruciatum and meniscus can damage at the same time.
Sprain of ankle joint is very common in injury gained in sports, and one of the most common is the supination damage of ankle, i.e., secondary on the outside of ankle
Ligament injury, including anterior talofibular ligament, calcaneofibular ligament and posterior talofibular ligament damage.So-called supination damage, is in fact a connection
Conjunction acts, including is received in the inward turning of ankle, heel distance boat joint varus and front foot, is difficult to isolate to come in damage process.Moving
In, body loses center of gravity for some reason, or takeoff landing when step on others' foot, or foot is stepped on to be stumbled etc. and all may be used during exercise
The action of sufficient supination can be produced, causes the lateral ligament of ankle damage of ankle.
Treatment for collateral ligament trauma, when ligament is from stop avulsion, it is difficult to when directly suturing, ligament stop should be carried out
Reconstruction.Needing to use artificial collateral ligaments at this time, collateral ligaments product length on the market is 400mm, 500mm at present,
600mm or 800mm, in actual clinical in use, doctor needs for collateral ligaments to be cut into the length of needs, and collateral ligaments is one
The strip fabrics of kind braiding structure, when being cut with scissors, its end can be loose, the more difficult suture of ligament reconstructive, and loose fiber
Easily fall particulate, easily cause inflammatory reaction.
The content of the invention
For in the prior art the defects of, the object of the present invention is to provide it is a kind of have cure band absorbable ligament.
What is provided according to the present invention has the absorbable ligament for curing band, and comprising pole structure, the pole structure is on edge
Both ends on axial direction form the first osseous tunnel implanting portion and the two osseous tunnel implanting portions of the second osseous tunnel implanting portion respectively；
Osseous tunnel implanting portion rolls braiding layer and absorbable layer comprising wheel flow arrangement in the radial direction in cross section；
The osseous tunnel implanting portion in axial direction forms multiple osseous tunnels and cures band；Pole structure is in two neighboring bone tunnel
The part that road cures between band 51, which is formed, rolls former ribbon, and multiple osseous tunnels cure bands and roll former ribbon along pole knot with multiple
Flow arrangement, multiple equal length or presence differences between rolling former ribbon are taken turns on structure axial direction.
Preferably, the pole structure is made up of following steps：
Step S1：Weaving braiding layer is made using warp thread and weft yarn on loom, in weaving braiding layer through-thickness
Collagen film is laid with to form weaving on one of end face of two end faces or all on two end faces；
Step S2：It is multiple in being processed along the direction of length extension for weaving by blanching or ultrasonic heat melting method
Weaving cures band, and weaving cures the part between band in two neighboring weaving and forms weaving original ribbon；
Step S3：Along weaving cure band cut out needed for length scale weaving, the weaving obtained after cutting is along length side
To both ends form the first knit unit and the second knit unit respectively；
Step S4：Using the major axis of weaving as rotation axis, weaving is wound, with crochet hook or sewing needle knitting after winding
The suture of cloth both ends is fixed to obtain pole structure, the first osseous tunnel implanting portion, the second osseous tunnel implanting portion respectively with the first knit unit,
Second knit unit corresponds to, weaving cure band, weaving original ribbon cure band with osseous tunnel respectively, correspondings, the weaving volume that rolls former ribbon
Tissue layer, collagen film are corresponding with rolling braiding layer, absorbable layer respectively.
Preferably, the weft yarn includes the first weft yarn and the second weft yarn；
First weft material is degradation material, and the second weft material is non-degradable material, is prolonged along weaving width
Stretch on direction, the first weft yarn and the second weft yarn wheel flow arrangement or be sequentially arranged.
Preferably, the weaving original ribbon includes longitude and latitude soft ribbons and weft soft ribbons；
The weaving braiding layer of the longitude and latitude soft ribbons includes warp thread and weft yarn, and the weaving braiding layer of the weft soft ribbons only includes
Weft yarn；
Pole structure yet forms both intra-articular free silk portion in axial direction, the first osseous tunnel implanting portion, intra-articular
Free silk portion, the first osseous tunnel implanting portion；
Weft soft ribbons are corresponding with the intra-articular free silk portion.
Preferably, pole feature cross-section shape is spiral shape, 8-shaped or C-shaped.
Preferably, on the length extending direction along weaving, it is 3~10mm that weaving, which cures strip length, and weaving original ribbon is grown
Spend for 10~50mm；
The material of the warp thread and weft yarn is following any or appoints a variety of：
-- collagen and polyvinyl alcohol composite monofilament；
-- collagen and polyvinyl alcohol compound multifilament yarn；
-- polylactic acid base polymer monofilament；
-- polylactic acid base polymer multifilament.
Preferably, osseous tunnel implantation cross section includes valve body, the first seam in petal, petal osseous tunnel implanting portion
Line and the second suture；
Multiple valve bodies circumferentially arrange by direction；First suture is sewed on valve body along single valve body circumferential direction；The
Two sutures are sewed on osseous tunnel implanting portion along osseous tunnel implanting portion outer contour circumferential direction.
Preferably, also it is located at comprising center framework, the center framework in osseous tunnel implanting portion；
The center framework can be changed between collecting state and softened state both states：
Under the collecting state, center framework circumferential direction contour area reduces；
Under the softened state, the increase of center framework circumferential direction contour area.
Preferably, center framework includes main bone and fulcra, and multiple fulcra are connected to main bone edge along main bone length extending direction
The both ends of width；
Under the collecting state, the fulcra are mutually drawn close in circumferential direction；
Under the softened state, the fulcra are located remotely from each other in circumferential direction.
Preferably, the collagen film is connected in braiding layer by following any mode：
-- fitting；
-- spraying；
-- suture.
Compared with prior art, the present invention has following beneficial effect：
1st, the present invention can avoid the end of weaving from becoming loose in the preparation, not only facilitate the suture of ligament reconstructive, and
And it can further prevent loose fiber particulate from dropping to cause inflammatory reaction.
2nd, after the present invention cuts suitable length according to demand, remaining part keeps the stabilization of form, thus still is able to
It is utilized, significantly reduces costs.
3rd, climbing and growing into ligament autologous tissue, implantation of ligament thing is by reorganization fibrosis, and human body itself
Organize the formation of a community, for patient provide more preferable motor function and kinesthesia by.
4th, in the present invention center framework setting, first, implantation of the artificial ligament in osseous tunnel can be facilitated, second, can be with
Increase fixation dynamics of the artificial ligament in osseous tunnel, third, facilitating climbing and growing into for human body ligament autologous tissue, play one
Lift three effects obtained.
5th, the collagen film in the present invention is a kind of natural activity albumen, has relatively low immunogenicity, good life
Thing compatibility and histocompatbility, itself and its catabolite are nontoxic to cell and body, will not or it is less cause inflammation and
Immunological rejection.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the pole structure diagram without intra-articular free silk portion；
Fig. 2 is the weaving structure diagram without weft soft ribbons；
Fig. 3 is the pole structure diagram containing intra-articular free silk portion；
When Fig. 4 includes weft soft ribbons for weaving, the first weft and the second weft are sequentially arranged structure diagram；
When Fig. 5 includes weft soft ribbons for weaving, the first weft and the second weft arrangement schematic diagram in turn；
Skeleton schematic perspective view centered on Fig. 6；
Skeleton softened state lower structure schematic diagram centered on Fig. 7；
Skeleton collecting state lower structure schematic diagram centered on Fig. 8；
Fig. 9 is petal osseous tunnel implanting portion structure diagram；
Figure 10 is structure diagram after being sewed again to petal osseous tunnel implanting portion using suture；
Figure 11 is weaving cross-sectional structure schematic diagram；
Figure 12 is osseous tunnel implanting portion cross-sectional structure schematic diagram.
Shown in figure：
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following embodiments will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
In the description of the present invention, it is to be understood that term " on ", " under ", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " top ", " bottom ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position
Relation is put, it is of the invention necessary with simplified description, rather than the device or element of instruction or hint meaning to be for only for ease of description
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
As shown in Figures 1 to 5, it is provided by the invention that there is the absorbable ligament for curing band to include pole structure 4, pole knot
Structure 4 is made as follows：Step S1：Weaving braiding layer 31 is made using warp thread 310 and weft yarn on loom, in weaving
On one of end face of 31 through-thickness of braiding layer, two end faces or be all laid with two end faces collagen film 32 with
Form weaving 1；Step S2：It is more in being processed along the direction of length extension for weaving 1 by blanching or ultrasonic heat melting method
A weaving cures band 21, and weaving 1 cures the part between band 21 in two neighboring weaving and forms weaving original ribbon 22；Step S3：
The weaving 1 of required length scale, the both ends difference of the weaving 1 obtained after cutting along its length are cut out along weaving curing band 21
Form the first knit unit 11 and the second knit unit 12；Step S4：Using the major axis of weaving 1 as rotation axis, weaving 1 is wound,
Pole structure 4 is obtained 1 both ends of the weaving suture after winding is fixed with crochet hook or sewing needle, the first osseous tunnel implanting portion 41, the
Two osseous tunnel implanting portions 42 are corresponding with the first knit unit 11, the second knit unit 12 respectively, and weaving cures band 21, weaving original ribbon 22
Cure band 51 with osseous tunnel respectively, to roll former ribbon 52 corresponding, weaving braiding layer 31, collagen film 32 are respectively with rolling braiding
Layer 53, absorbable layer 54 correspond to.The osseous tunnel cures band 51 and is present on osseous tunnel implanting portion, and pole structure 4 is adjacent two
The part that a osseous tunnel cures between band 51, which is formed, rolls former ribbon 52, and multiple osseous tunnels cure band 51 and roll former ribbon with multiple
52 are taking turns flow arrangement, multiple equal length or presence differences between rolling former ribbon 52 along 4 axial direction of pole structure.Such as figure
It is described to roll braiding layer 53 and cross section radial direction wheel flow arrangement of the absorbable layer 54 in osseous tunnel implanting portion shown in 12.Phase
Ying Di, along the length extending direction of weaving 1, it be 3~10mm that weaving, which cures 21 length of band, 22 length of weaving original ribbon is 10~
There is difference, when doctor needs the braid over braid of length-specific, need to only be knitted at suitable two in 50mm, the length of multiple original ribbons
Cloth cures to be cut out on band 21, and in certain preference, the length of weaving original ribbon 22 can also be equal, so add
Work is relatively simple, but accordingly can be insufficient in the selection of the clip length of weaving 1.
As shown in figure 11, in embodiment, weaving 1 includes braiding layer 31 and collagen film 32, the collagen film 32
It is connected on one of end face of 31 through-thickness of braiding layer, two end faces or all on two end faces.Collagen film 32
It is processed into by Static Spinning, and is processed by way of spraying, suturing or directly fit in braiding layer 31.The present invention exists
After implanting, as collagen film 32 is gradually degraded, human body itself connective tissue is grown into entering ligament micropore, is formed
Overall structure, accelerates wound healing.And braiding layer 31 can make it anti-because of its excellent mechanical strength and good compliance
Dynamic middle holding mechanically stable is brought back to life, recovers joint motion, while as the growth of itself connective tissue, braiding layer 31 are gradually slow
Degraded, combines together with tissue, so as to reach comparatively ideal ligament reconstructive reparation.The weaving braiding layer 31 includes warp thread 310
With weft yarn, the warp thread 310 extends along 31 width of weaving braiding layer, and the weft yarn prolongs along 31 length direction of weaving braiding layer
Stretch, in embodiment, the material of warp thread 310 and weft yarn is following any or appoints a variety of：Collagen and polyvinyl alcohol composite monofilament, glue
Former and polyvinyl alcohol compound multifilament yarn, polylactic acid base polymer monofilament, polylactic acid base polymer multifilament, specifically, such as PLLA,
The materials such as PLGA, PGLA, PGA.In preference, as shown in Figure 4, Figure 5, the original ribbon includes longitude and latitude soft ribbons 221 and weft is soft
Band 222, the weaving braiding layer 31 of the longitude and latitude soft ribbons 221 include warp thread 310 and weft yarn, and the weaving of the weft soft ribbons 222 is compiled
Tissue layer 31 only includes weft yarn；As shown in figure 3, pole structure 4 yet forms both intra-articular free silk portion 43 in axial direction, the
One osseous tunnel implanting portion 41, intra-articular free silk portion 43, the second osseous tunnel implanting portion 42, weft soft ribbons 222 with it is described intra-articular
Free silk portion 43 is corresponding.In use, the corresponding intra-articular free silk portion 43 of weft soft ribbons 222 is located in articular cavity,
Since rigidity is relatively low, it is more suitable for the activity in joint.It is, of course, preferable in example, as shown in Figure 1 and Figure 2, weaving original ribbon 22 is also
Longitude and latitude soft ribbons 221 can be only included, correspondingly, pole structure 4 only forms the first osseous tunnel implanting portion 41 in the axial direction
With the two osseous tunnel implanting portions of the second osseous tunnel implanting portion 42, manufacture is simpler, but after installation in vivo, can not be very
The activity in joint is adapted to well.Preferably, processed by collagen film 32 when in braiding layer 31, in weft soft ribbons 222 not
With covering collagen film 32.Preferably, the weft yarn includes the first weft yarn 311 and the second weft yarn 312, first weft yarn
311 materials are degradation material, and 312 material of the second weft yarn is non-degradable material, along 1 width extending direction of weaving, first
Weft yarn 311 is taken turns flow arrangement with the second weft yarn 312 or is sequentially arranged.Preferably, in step s 4, weaving 1 in width two
End can be rolled on the same face, and shape of cross section is for spiral shape or C-shaped or upper and lower after the completion of rolling
Rolled in two different planes, shape of cross section is 8-shaped after the completion of rolling.
As shown in Figure 9, Figure 10, planted in the first osseous tunnel implanting portion 41 and second the two osseous tunnels of osseous tunnel implanting portion 42
Enter and multiple valve bodies 71 are cut in portion, it is in petal to make osseous tunnel implantation cross section, and petal osseous tunnel implanting portion includes valve
Body 71, the first suture 81 and the second suture 82.Multiple valve bodies 71 circumferentially arrange by direction, and the first suture 81 is along single valve
71 circumferential direction of body is sewed on valve body 71；Second suture 82 is sewed in osseous tunnel along osseous tunnel implanting portion outer contour circumferential direction
On implanting portion.Under the constraint of the first suture 81, valve body 71 forms similar round, cannot closely be leaned between two neighboring valve body 71
Hold together, but form tolerant gap 72, be provided with filling member 9 in the tolerant gap 72, the filling member 9 is by degradable material system
Into.In actual use, after filling in filling member 9 in tolerant gap 72, then sewed using the second suture 82 so that valve
Body 71 has squeezing action to filling member 9, prevents filling member 9 from coming off, and can constantly degrade when filling member 9 is implanted into bone cavity, people
Body ligament tissue can be then entered after filling member 9 is degraded in the space produced, the joint face between increase and osseous tunnel implanting portion
Product, and then increase the stability of connection；After human body ligament tissue fills full tolerant gap 72, between valve body 71 and valve body 71
Extruding force can also further strengthen the fixation to human body ligament tissue.
As shown in Figure 6 to 8, center framework 6 can also be added in the inside of osseous tunnel implanting portion, center framework 6 is by remembering
Recall alloy to be made, center framework 6 includes main bone 61 and fulcra 62, and multiple fulcra 62 are connected to master along main 61 length extending direction of bone
The both ends of bone 61 in the width direction, the center framework 6 can be changed between collecting state and softened state both states：
Under the collecting state, the fulcra 62 are mutually drawn close in circumferential direction；Under the softened state, the fulcra 62 are in circumferential direction
It is located remotely from each other on direction.Center framework 6, can be designed to by actual use process：At low ambient temperatures, as zero degree frozen water mixes
Xiang Zhong, center framework 6 are collecting state；When under the temperature environment close to body temperature, such as degree Celsius, center framework 6 is changed into
Softened state.The the first osseous tunnel implanting portion 41 and the second osseous tunnel implanting portion 42 of pole structure 4 when carrying out implant procedure, in
Heart skeleton 6 is in collecting state, and pole structure 4 can be made to be more prone to penetrate into osseous tunnel；After the completion of implant procedure,
Center framework 6 is changed into softened state from collecting state, on the one hand can radially strut pole structure 4 under body temperature effect,
Increase the contact dynamics of both the first osseous tunnel implanting portion 41, the second osseous tunnel implanting portion 42 between corresponding osseous tunnel, and then
Increase fixing intensity；On the other hand, cavity is internally formed in pole structure 4, space is provided for growing into for human body autologous tissue,
Promote the integration of implantation of ligament thing and human body autologous tissue.Therefore, in conclusion the setting of center framework 6 can get one
Lift three effects obtained.In preference, center framework 6 can also not include fulcra 62, but overall is in arc surfaced, the collection shape
Under state, the circumferential contour area of center framework 6 reduces, under the softened state, the circumferential contour area increase of center framework 6, and the knot
Structure to strut dynamics bigger, and structure is also more stablized, but since the surface area of cambered surface is larger, is unfavorable for human body itself group
Knit and the combination of 4 inside strands of pole structure, reduce final fixed effect.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.In the case where there is no conflict, the feature in embodiments herein and embodiment can any phase
Mutually combination.
Claims (10)
1. a kind of have the absorbable ligament for curing band, it is characterised in that comprising pole structure (4), the pole structure (4) exists
Both ends in axial direction form the first osseous tunnel implanting portion (41) and second osseous tunnel implanting portion (42) the two bones respectively
Tunnel implanting portion；
Osseous tunnel implanting portion rolls braiding layer (53) and absorbable layer (54) comprising wheel flow arrangement in the radial direction in cross section；
The osseous tunnel implanting portion in axial direction forms multiple osseous tunnels and cures band (51)；Pole structure (4) is two neighboring
The part that osseous tunnel cures between band 51, which is formed, rolls former ribbon (52), and multiple osseous tunnels cure band (51) and knitted with multiple originals that roll
Band (52) is taking turns flow arrangement, multiple equal length or presence between rolling former ribbon (52) along pole structure (4) axial direction
It is different.
2. according to claim 1 have the absorbable ligament for curing band, it is characterised in that the pole structure (4) is logical
Following steps are crossed to be made：
Step S1：Weaving braiding layer (31) is made with weft yarn using warp thread (310) on loom, on weaving braiding layer (31) edge
Collagen film (32) is laid with to form weaving on one of end face of two end faces of thickness direction or all on two end faces
(1)；
Step S2：By blanching or ultrasonic heat melting method, multiple knit is processed along the direction of length extension in weaving (1)
Cloth cures band (21), and weaving (1) cures the part between band (21) in two neighboring weaving and forms weaving original ribbon (22)；
Step S3：Cure the weaving (1) that required length scale is cut out with (21), the weaving obtained after cutting (1) edge along weaving
The both ends of length direction form the first knit unit (11) and the second knit unit (12) respectively；
Step S4：Using the major axis of weaving (1) as rotation axis, weaving (1) is wound, with crochet hook or sewing needle after winding
The suture of weaving (1) both ends is fixed to obtain pole structure (4), the first osseous tunnel implanting portion (41), the second osseous tunnel implanting portion (42)
It is corresponding with the first knit unit (11), the second knit unit (12) respectively, weaving cure band (21), weaving original ribbon (22) respectively with bone
Tunnel cures band (51), rolls former ribbon (52) correspondence, and weaving braiding layer (31), collagen film (32) are respectively with rolling braiding
Layer (53), absorbable layer (54) are corresponding.
3. according to claim 2 have the absorbable ligament for curing band, it is characterised in that the weft yarn includes the first latitude
Yarn (311) and the second weft yarn (312)；
First weft yarn (311) material is degradation material, and the second weft yarn (312) material is non-degradable material, along weaving
(1) on width extending direction, the first weft yarn (311) is taken turns flow arrangement with the second weft yarn (312) or is sequentially arranged.
4. according to claim 2 have the absorbable ligament for curing band, it is characterised in that the weaving original ribbon (22)
Include longitude and latitude soft ribbons (221) and weft soft ribbons (222)；
The weaving braiding layer (31) of the longitude and latitude soft ribbons (221) includes warp thread (310) and weft yarn, the weft soft ribbons (222)
Weaving braiding layer (31) only includes weft yarn；
Pole structure (4) yet forms both intra-articular free silk portion (43) in axial direction, the first osseous tunnel implanting portion (41),
Intra-articular free silk portion (43), the first osseous tunnel implanting portion (42)；
Weft soft ribbons (222) are corresponding with the intra-articular free silk portion (43).
5. according to claim 2 have the absorbable ligament for curing band, it is characterised in that pole structure (4) cross section
Shape is spiral shape, 8-shaped or C-shaped.
6. according to claim 2 have the absorbable ligament for curing band, it is characterised in that in the length along weaving (1)
On extending direction, it is 3~10mm that weaving, which cures band (21) length, and weaving original ribbon (22) length is 10~50mm；
The material of the warp thread (310) and weft yarn is following any or appoints a variety of：
-- collagen and polyvinyl alcohol composite monofilament；
-- collagen and polyvinyl alcohol compound multifilament yarn；
-- polylactic acid base polymer monofilament；
-- polylactic acid base polymer multifilament.
7. according to claim 2 have the absorbable ligament for curing band, it is characterised in that osseous tunnel is implanted into cross section
Valve body (71), the first suture (81) and the second suture (82) are included in petal, petal osseous tunnel implanting portion；
Multiple valve bodies (71) circumferentially arrange by direction；First suture (81) is sewed in valve along single valve body (71) circumferential direction
On body (71)；Second suture (82) is sewed on osseous tunnel implanting portion along osseous tunnel implanting portion outer contour circumferential direction.
8. according to claim 1 have the absorbable ligament for curing band, it is characterised in that also comprising center framework (6),
The center framework (6) is located in osseous tunnel implanting portion；
The center framework (6) can change between collecting state and softened state both states：
Under the collecting state, center framework (6) circumferential direction contour area reduces；
Under the softened state, center framework (6) circumferential direction contour area increase.
9. according to claim 8 have the absorbable ligament for curing band, it is characterised in that center framework (6) includes master
Bone (61) and fulcra (62), multiple fulcra (62) are connected to main bone (61) in the width direction along main bone (61) length extending direction
Both ends；
Under the collecting state, the fulcra (62) are mutually drawn close in circumferential direction；
Under the softened state, the fulcra (62) are located remotely from each other in circumferential direction.
10. according to claim 2 have the absorbable ligament for curing band, it is characterised in that the collagen film
(32) it is connected to by following any mode in braiding layer (31)：
-- fitting；
-- spraying；
-- suture.
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| CN201711147680.XA CN107898534B (en) | 2017-11-17 | 2017-11-17 | Absorbable ligament with curing band |
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| CN201711147680.XA CN107898534B (en) | 2017-11-17 | 2017-11-17 | Absorbable ligament with curing band |
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| CN107898534B CN107898534B (en) | 2023-06-23 |
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Cited By (1)
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| CN108529739A (en) * | 2018-04-25 | 2018-09-14 | 上海翰锦生物科技有限公司 | A kind of porosity complex microorganism carrier and preparation method thereof |
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| FR2688691A1 (en) * | 1992-03-19 | 1993-09-24 | Cendis Medical | Artificial ligament for consolidation or replacement |
| US20010044659A1 (en) * | 1996-11-20 | 2001-11-22 | Jacques-Phillippe Laboureau | Pre-adjusted prosthetic ligament and method of manufacture |
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| CN107898534B (en) | 2023-06-23 |
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