CN109770980A - Holdfast and half adsorbable bone anchor apparatus - Google Patents
Holdfast and half adsorbable bone anchor apparatus Download PDFInfo
- Publication number
- CN109770980A CN109770980A CN201910104269.7A CN201910104269A CN109770980A CN 109770980 A CN109770980 A CN 109770980A CN 201910104269 A CN201910104269 A CN 201910104269A CN 109770980 A CN109770980 A CN 109770980A
- Authority
- CN
- China
- Prior art keywords
- holdfast
- auxiliary member
- main body
- elastomer
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Prostheses (AREA)
Abstract
The present invention relates to a kind of holdfast and half adsorbable bone anchor apparatus, holdfast is mainly made of ground anchor body and holdfast auxiliary member, holdfast auxiliary member is made of absorbable material, for club shaped structure, its head is for being directed at prebored hole, ground anchor body is made of nonabsorable material, is mainly made of a strip holdfast main body and multiple band elastic bodies；Holdfast main body is fixed on inside holdfast auxiliary member and places along its length, one end is connect with multiple elastomers simultaneously, multiple elastomers extend into outside holdfast auxiliary member, to opening on the outside of holdfast auxiliary member and to the inclination of holdfast auxiliary member tail portion, and holdfast auxiliary member is equipped with for multiple elastomer contracts to multiple escape groove therein；Elastomer is made of marmem, and holdfast main body is equipped with the string holes being connected to outside holdfast auxiliary member；Half adsorbable bone anchor apparatus is mainly formed by above-mentioned holdfast and across the suture of holdfast string holes.Apparatus of the present invention can make bone connect permanently effective and little effect on the human body with soft tissue.
Description
Technical field
The invention belongs to the field of medical instrument technology, it is related to a kind of holdfast and half adsorbable bone anchor apparatus.
Background technique
With the rapid development of social economy, the quick raising of people's living standard, people are to concerning its life and health
The attention degree of medical industry is also improving year by year.
When people meet with bone injury and bone and soft tissue is torn, often need to utilize bone anchors by bone and human body soft tissue
Effectively connection, to reach the effect repaired and promote to repair damage.Traditional bone anchors are holdfast winged, as shown in Figure 1, the anchor
Nail includes: holdfast main body 16, and holdfast main body 16 is cylinder, and nail head 7 is tapered, and holdfast main body 16 is equipped with more than one peace
Dress hole 8 passes to the medium position of holdfast main body 16, and 16 middle part to tail portion of holdfast main body is equipped with more than one escape groove 14 and installation
Hole 8 is connected, more than one holdfast wing 10 is mounted in mounting hole 8, and wing tail portion can be contracted to escape groove 14, and nail tail portion 9 is equipped with
String holes 18 is through nail main body and passes to nail tail portion, and holdfast main body 16 is connect by way of crimping with the holdfast wing 10.Utilize this spy
Different structure design makes holdfast be implanted into speed when be implanted into bone tissue fast, easy to operate, and after holdfast is implanted into bone tissue, the holdfast wing
It opens, is pierced into bone tissue, considerably increases the implantation reliability and resistance to plucking output capacity of holdfast, shorten operating time, reduce
Operation risk mitigates patient suffering.
Current market sales of holdfast winged, holdfast main body are made of pure titanium or conventional titanium alloy material.However titanium
Although alloy has good biocompatibility, but it is not the spontaneous tissue of human body always, as titanium alloy material is present in people
The increase of body time and the influence of body metabolism and body fluid, have Partial Elements and are precipitated from metal, it may occur however that is unexpected
Adverse reaction, therefore medically wish to be implanted into foreign substance into the human body the smaller the better.If but existing tradition is winged
The holdfast material of main part of holdfast changes absorbable material production into, and holdfast main body can be inhaled by human body completely by organism metabolism function
It receives, but different crowd is different to the absorption rate of material, some crowds are very fast to the absorptance of material, do not open in soft tissue with bone
When beginning to heal or seldom partially heal, just holdfast main body is fully absorbed, suture is caused to fall off from bone, makes bone and soft group
The Joint failure knitted.
Therefore, studying one kind can make bone connect permanently effective and little effect on the human body bone anchor spike devices pole with soft tissue
Has realistic meaning.
Summary of the invention
The purpose of the invention is to overcome above-mentioned problems of the prior art, a kind of bone is provided and is connect with soft tissue
Permanently effective and little effect on the human body holdfast and half adsorbable bone anchor apparatus.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
Holdfast is mainly made of ground anchor body and holdfast auxiliary member, and ground anchor body and holdfast auxiliary member are respectively by that can not inhale
It receives material and absorbable material is made, nonabsorable material is nickel-titanium shape memory alloy material or other shapes memorial alloy material
Material, absorbable material are PGLA& β TCP or PDLLA&HA, can also be that other are being widely used in surgical implant at this stage
Absorbable material；
Holdfast auxiliary member is club shaped structure, and one end is head, and for being directed at prebored hole, the other end is tail portion, anchor
The shape of nail auxiliary member is not limited to rodlike, can also be adjusted according to actual needs；Ground anchor body is mainly by a strip holdfast
Main body and multiple band elastic bodies composition, what strip herein referred to is a kind of shape in extended state, specifically can be column
Shape, cone cell, band-like, rodlike etc. are also possible to irregular shape, and thickness is unlimited, and length is variable, specifically all can be according to practical need
It asks and is adjusted；
Holdfast main part is completely fixed in inside holdfast auxiliary member, is placed along holdfast auxiliary member length direction, and position
It is connect simultaneously apart from the closer part in holdfast auxiliary member head with multiple elastomers inside holdfast auxiliary member, multiple elastomers prolong
It outside exhibition to holdfast auxiliary member, opens to holdfast auxiliary member outside and is tilted to holdfast auxiliary member tail portion, set on holdfast auxiliary member
Have for multiple elastomer contracts to multiple escape groove therein, is conducive to be implanted into；
Elastomer is made of marmem, and the phase transition temperature of marmem is 25~37 DEG C, in holdfast main body
Equipped with the string holes being connected to holdfast auxiliary member outside.Elastomer is made of marmem, with excellent elasticity and compared with
High intensity utilizes the memory characteristic of marmem, since its phase transition temperature is 25~37 DEG C, when not being implanted into human body, anchor
The elastomer of nail open-shaped state at 25 DEG C of room temperature, but at such a temperature, it is lower than the rigidity in 37 DEG C of lower elastic body, at it
During being implanted into human body, i.e., elastomer initially passes through the biggish cortical bone layer of bone density and is then passed through the lesser cancellous bone layer of bone density
During human body, elastomer is first easily contracted in escape groove under the extruding of cortical bone layer, then again again
It opens, so that firm is fixed in human body.
Ground anchor body of the invention uses nonabsorable material, and holdfast auxiliary member uses absorbable material, while holdfast
String holes is arranged in the ground anchor body as made from nonabsorable material, after holdfast enters human body for a period of time, holdfast auxiliary member meeting
It is fully absorbed by human body, is not influenced the metabolism of human normal, ground anchor body then passes through suture for bone and corresponding soft tissue jail
Consolidation is closed, and will not occur suture obscission, and the present invention can substantially reduce a large amount of residual holdfast materials to human health not
Benefit influences, moreover it is possible to avoid causing due to difference in crowds ground anchor body from being absorbed too early and then cause what suture fell off from bone to ask
Topic, connectivity robustness is good and little effect on the human body.
As a preferred technical scheme:
Holdfast as described above, holdfast main body are bottom surface in the cylinder of half kidney-shaped, quadrangular, cylinder or with body, half kidney-shaped
The rectangle replaced for a straight flange by semi arch；Elastomer is for quadrangular, cylinder or with body；Holdfast main body is close to holdfast auxiliary member head
The end in portion is connect with multiple elastomers, when holdfast main body is the cylinder that bottom surface is in half kidney-shaped, close to holdfast auxiliary member head
The end in portion is the rectangle sides opposite with arcuate flanks, when holdfast main body is quadrangular or cylinder, is assisted close to holdfast
The end on part head is the bottom surface of quadrangular or cylinder.Holdfast main body and the shape of elastomer are without being limited thereto, only provide one herein
The molding scheme of a little preferred easy processings, multiple elastomers and the connection type of holdfast main body are without being limited thereto, both can be with holdfast
The end of main body connects, and can also connect with the middle part of holdfast main body, as long as can be stably connected with.
Holdfast as described above, multiple elastomeric rings can also be become around holdfast main body circle distribution, specific distribution mode
Change, it is without being limited thereto；The quantity of multiple elastomers is odd number, and shape and size are identical or the quantity of multiple elastomers is even number,
The shape and size of elastomer on symmetry direction are identical, the shape and size phase of the elastomer on asymmetric direction
It is same or different.
Holdfast as described above, the head of holdfast auxiliary member are coniform, round table-like or ball missing shape.Holdfast of the invention is auxiliary
The head shape of assistant piece includes but are not limited to this, can also be chamfering shape, facilitates alignment prebored hole implantation human body.
Holdfast as described above, holdfast auxiliary member are mainly made of holdfast auxiliary member ontology and holdfast auxiliary member head body, anchor
Nail auxiliary member ontology is cylindrical body, and holdfast auxiliary member head body is cone, the diameter and holdfast auxiliary member of holdfast auxiliary member ontology
The basal diameter of head body is identical, and holdfast auxiliary member ontology is coaxial with holdfast auxiliary member head body.
Holdfast as described above, holdfast main body are completely fixed in inside holdfast auxiliary member, and the two sides of holdfast auxiliary member are equipped with
Two extend to the crossed beam trunking of tail portion from middle part, and string holes is connected to two crossed beam trunkings or holdfast main part is fixed on holdfast auxiliary
Inside part, the position that holdfast main body is located at outside holdfast auxiliary member is arranged in string holes.
The present invention also provides half adsorbable bone anchor apparatus, are mainly made of holdfast as described above and suture, suture is worn
Cross the string holes of holdfast.
As a preferred technical scheme:
Half adsorbable bone anchor apparatus as described above further includes holdfast fixing seat, insertion rod and handle, is equipped in handle
Connecting hole, insertion rod are inserted, and the tail portion connection of holdfast auxiliary member, holdfast are solid in insertion rod one end and holdfast far from handle
Reservation is tubular structure, is covered in the junction of insertion rod and holdfast auxiliary member tail portion.
Half adsorbable bone anchor apparatus as described above, further includes two suture needles, two suture needles respectively with the both ends of suture
Connection.
Half adsorbable bone anchor apparatus of the invention can be used for shoulder, knee, ankle and joints soft tissue and the bone tissue such as refer to
It is fixed.On bone tissue, holdfast auxiliary member head body is directed at preboring by the prebored hole that the holdfast specification of first preboring and implantation matches
Holdfast is driven into prebored hole by applying thrust appropriate to insertion rod, the implantation of holdfast can be completed by hole.
The utility model has the advantages that
(1) holdfast of the invention, holdfast auxiliary member are absorbable material, and ground anchor body selects memory alloy material, thus
So that the holdfast volume for remaining in human body parts is greatly reduced, residual fraction volume is less than prior art holdfast volume (holdfast
Auxiliary member and ground anchor body all use metal material) 80%；
(2) half adsorbable bone anchor apparatus of the invention, the string holes connecting with suture is located in holdfast main body, even if a
Other group is very fast to the infiltration rate of absorbable material, suture will not be caused to fall off from bone, not will lead to operative failure with
And soft tissue by avulsion from bone.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of holdfast in the prior art；
Fig. 2 and 3 is the section view and structural schematic diagram of holdfast of the invention；
Fig. 4 be holdfast of the invention elastomer different conditions structural schematic diagram (solid line is in working condition, dotted line be receive
Contracting state)；
Fig. 5 is the left view of holdfast of the invention；
Fig. 6~7 are the structural schematic diagram of half adsorbable bone anchor apparatus of the invention；
Fig. 8~9 are the structural schematic diagram that holdfast of the invention is connected by string holes and crossed beam trunking from different sutures；
Figure 10 is the working state schematic representation of half adsorbable bone anchor apparatus of the invention；
Wherein, 1- holdfast, 2- suture, 3- holdfast fixing seat, 4- insertion rod, 5- suture needle, 6- handle, 7- nail head, 8- peace
Dress hole, 9- nail tail portion, the 10- holdfast wing, 11- holdfast auxiliary member ontology, 12- holdfast auxiliary member head body, 13- cortical bone layer, 14- are kept away
Allow slot, 15- crossed beam trunking, 16- holdfast main body, 17- elastomer, 18- string holes, 19- cancellous bone layer.
Specific embodiment
The invention will be further elucidated with reference to specific embodiments.It should be understood that these embodiments are merely to illustrate this hair
It is bright rather than limit the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, art technology
Personnel can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Fixed range.
Holdfast is mainly made of ground anchor body and holdfast auxiliary member as shown in figures 2-3, ground anchor body and holdfast auxiliary member
It is made respectively of nonabsorable material and absorbable material, nonabsorable material is nickel-titanium shape memory alloy material, Huo Zheye
It can be other shapes memory alloy material, absorbable material is PGLA& β TCP or PDLLA&HA, can also be other at this stage
It is widely used in the absorbable material of surgical implant；
Holdfast auxiliary member is club shaped structure, is mainly made of holdfast auxiliary member ontology 11 and holdfast auxiliary member head body 12；Anchor
It is in coniform for following closely auxiliary member head body 12, is cone, for being directed at prebored hole, holdfast auxiliary member head body can also in a circular table shape or ball
Shape is lacked, prebored hole is facilitated insertion into, holdfast auxiliary member ontology 11 is cylindrical body, the diameter and holdfast of holdfast auxiliary member ontology 11
The basal diameter of auxiliary member head body 12 is identical, and holdfast auxiliary member ontology 11 is coaxial with holdfast auxiliary member head body 12；
Ground anchor body is mainly made of a strip holdfast main body 16 and multiple band elastic bodies 17；Strip holdfast main body 16
It is in the cylinder of half kidney-shaped for bottom surface, or for quadrangular, cylinder or with body, half kidney-shaped is the square that a straight flange is replaced by semi arch
Shape, holdfast main body 16 are completely fixed in inside holdfast auxiliary member, are placed along holdfast auxiliary member length direction, and are located at holdfast and are assisted
It is connect simultaneously apart from the closer part in holdfast auxiliary member head with multiple elastomers 17 inside part, specifically, in holdfast main body 16
The rectangle sides opposite with arcuate flanks are connect with multiple elastomers 17, close when holdfast main body is quadrangular or cylinder
The end on holdfast auxiliary member head is the bottom surface of quadrangular or cylinder, and holdfast main body 16 is equipped with to be connected to outside holdfast auxiliary member
String holes 18 or 16 part of holdfast main body be fixed on inside holdfast auxiliary member, string holes 18, which is arranged, in holdfast main body 16 is located at anchor
Follow closely the position outside auxiliary member；
Elastomer 17 be quadrangular or its can also be cylinder or with body, be made of marmem, shape memory closes
The phase transition temperature of gold is 25~37 DEG C, and multiple elastomers 17 are extended into outside holdfast auxiliary member, opened to holdfast auxiliary member outside
And tilted to holdfast auxiliary member tail portion, for multiple elastomers 17 around 16 circle distribution of holdfast main body, specific distribution mode can also be into
Row variation, without being limited thereto, the quantity of multiple elastomers 17 is 2, or the even numbers such as 4,6,8, the bullet on symmetry direction
The shape and size of property body are identical, and the shape and size of the elastomer on asymmetric direction are identical or different, multiple elasticity
The quantity of body 17 may be the odd numbers such as 3,5,7, and the shape and size of each elastomer 17 are identical, and holdfast auxiliary member is equipped with for more
A elastomer 17 is contracted to multiple escape groove 14 therein, as shown in figure 4, as shown by the solid line in the drawings, when working condition, and multiple bullets
Property body 17 opens outward, and when off working state, as shown in phantom in FIG., multiple elastomers 17 are contracted in escape groove 14.
As shown in figure 5, the two sides of holdfast auxiliary member are equipped with two crossed beam trunkings 15 for extending to tail portion from middle part, string holes 18 and two
Crossed beam trunking 15 is connected to.
The present invention also provides a kind of half adsorbable bone anchor apparatus, as shown in figs. 6-7, mainly by above-mentioned holdfast 1, seam
Line 2, tubulose holdfast fixing seat 3,4, two suture needles 5 of insertion rod and handle 6 form, and as shown in Fig. 8~9, suture 2 passes through holdfast 1
String holes 18, connecting hole is equipped in handle 6, insertion rod 4 is inserted, holdfast in the one end of insertion rod far from handle and holdfast 1
The tail portion of auxiliary member 11 connects, and 3 sets of the holdfast fixing seat junctions in insertion rod 4 and holdfast auxiliary member tail portion, two suture needles 5 divide
It is not connect with the both ends of suture 2.
Holdfast of the invention process implanted in the body is as follows:
(1) before holdfast implantation, it will bore the brill for being equal or slightly larger than 11 outer diameter of holdfast auxiliary member ontology on bone
Hole；
(2) when being implanted into holdfast, holdfast auxiliary member head body 12 is directed at prebored hole, and holdfast 1 is headed into preboring by insertion rod 4
Hole, elastomer 17 are retracted to wing body by biggish 13 hole wall of the cortical bone layer extruding of bone density and shrink escape groove 14, and contraction state is such as
Shown in Fig. 4 dotted portion；
(3) enter the lesser cancellous bone layer 19 of bone density behind cortical bone layer 13 biggish across bone density of elastomer 17
Afterwards, the i.e. multiple elastomers 17 of shape that elastomer 17 is expanded to working condition again extend into outside holdfast auxiliary member, to holdfast
It opens on the outside of auxiliary member and is tilted to holdfast auxiliary member tail portion, as shown in Figure 10, elastomer 17 is against the biggish cortex of bone density
On the inside of osteoplaque, can be firm be fixed in bone.
Claims (9)
1. holdfast, it is characterized in that: be mainly made of ground anchor body and holdfast auxiliary member, ground anchor body and holdfast auxiliary member respectively by
Nonabsorable material and absorbable material are made；
Holdfast auxiliary member is club shaped structure, and one end is head, and for being directed at prebored hole, the other end is tail portion；Holdfast sheet
Body is mainly made of a strip holdfast main body and multiple band elastic bodies；
Holdfast main part is completely fixed in inside holdfast auxiliary member, is placed along holdfast auxiliary member length direction, and is located at anchor
It is connect simultaneously apart from the closer part in holdfast auxiliary member head with multiple elastomers inside nail auxiliary member, multiple elastomers extend into
It outside holdfast auxiliary member, opens to holdfast auxiliary member outside and is tilted to holdfast auxiliary member tail portion, holdfast auxiliary member, which is equipped with, to be supplied
Multiple elastomer contracts are to multiple escape groove therein；
Elastomer is made of marmem, and the phase transition temperature of marmem is 25~37 DEG C, and holdfast main body is equipped with
The string holes being connected to outside holdfast auxiliary member.
2. holdfast according to claim 1, which is characterized in that holdfast main body be bottom surface in the cylinder of half kidney-shaped, quadrangular,
Cylinder or the rectangle replaced for a straight flange by semi arch with body, half kidney-shaped；Elastomer is for quadrangular, cylinder or with body；Holdfast master
Body is connect close to the end on holdfast auxiliary member head with multiple elastomers.
3. holdfast according to claim 2, which is characterized in that multiple elastomeric rings are around holdfast main body circle distribution；It is multiple
The quantity of elastomer is odd number, and shape and size are identical or the quantity of multiple elastomers is even number, on symmetry direction
The shape and size of elastomer are identical, and the shape and size of the elastomer on asymmetric direction are identical or different.
4. holdfast according to claim 1, which is characterized in that the head of holdfast auxiliary member is coniform, round table-like or ball
Lack shape.
5. holdfast according to claim 4, which is characterized in that holdfast auxiliary member is mainly by holdfast auxiliary member ontology and holdfast
Auxiliary member head body composition, holdfast auxiliary member ontology are cylindrical body, and holdfast auxiliary member head body is cone, holdfast auxiliary member ontology
Diameter is identical as the basal diameter of holdfast auxiliary member head body, and holdfast auxiliary member ontology is coaxial with holdfast auxiliary member head body.
6. holdfast according to claim 1, which is characterized in that holdfast main body is completely fixed in inside holdfast auxiliary member, anchor
The two sides of nail auxiliary member are equipped with two crossed beam trunkings that tail portion is extended to from middle part, and string holes is connected to two crossed beam trunkings or holdfast main body
Part is fixed on inside holdfast auxiliary member, and the position that holdfast main body is located at outside holdfast auxiliary member is arranged in string holes.
7. half adsorbable bone anchor apparatus, it is characterized in that: mainly by holdfast as described in any one of claims 1 to 6 and suture
Composition, suture pass through the string holes of holdfast.
8. half adsorbable bone anchor apparatus according to claim 7, which is characterized in that further include holdfast fixing seat, insertion
Bar and handle, handle is interior to be equipped with connecting hole, and insertion rod is inserted, and holdfast assists in insertion rod one end and holdfast far from handle
The tail portion of part connects, and holdfast fixing seat is tubular structure, covers in the junction of insertion rod and holdfast auxiliary member tail portion.
9. half adsorbable bone anchor apparatus according to claim 8, which is characterized in that further include two suture needles, two seams
Needle is connect with the both ends of suture respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104269.7A CN109770980A (en) | 2019-02-01 | 2019-02-01 | Holdfast and half adsorbable bone anchor apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104269.7A CN109770980A (en) | 2019-02-01 | 2019-02-01 | Holdfast and half adsorbable bone anchor apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109770980A true CN109770980A (en) | 2019-05-21 |
Family
ID=66503183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910104269.7A Pending CN109770980A (en) | 2019-02-01 | 2019-02-01 | Holdfast and half adsorbable bone anchor apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109770980A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114869375A (en) * | 2022-05-20 | 2022-08-09 | 尤尼泰科(重庆)医疗科技有限公司 | Octopus-shaped suture anchor and suture method thereof |
| CN116138824A (en) * | 2023-01-10 | 2023-05-23 | 北京市春立正达医疗器械股份有限公司 | Anchor and self-locking type belt line anchor |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417712A (en) * | 1994-02-17 | 1995-05-23 | Mitek Surgical Products, Inc. | Bone anchor |
| US5522845A (en) * | 1994-09-27 | 1996-06-04 | Mitek Surgical Products, Inc. | Bone anchor and bone anchor installation |
| FR2736257A1 (en) * | 1995-07-03 | 1997-01-10 | Bertholet Maurice | Surgical live tissue anchor - has pointed tip and retainer with shape memory effect formed with two vanes |
| US5643321A (en) * | 1994-11-10 | 1997-07-01 | Innovasive Devices | Suture anchor assembly and methods |
| FR2785171A1 (en) * | 1998-10-29 | 2000-05-05 | Maurice Bertholet | Intra-osseous fastener and percussion system has sliding sleeve on thrust rod with forward end designed to press against outer surface of bone |
| US20030135225A1 (en) * | 1999-01-08 | 2003-07-17 | Boaz Harari | Tack device with shield |
| WO2005122954A1 (en) * | 2004-06-14 | 2005-12-29 | Boston Scientific Scimed, Inc. | Systems, methods and devices relating to implantable supportive slings |
| CN101394795A (en) * | 2006-01-04 | 2009-03-25 | C2M医药公司 | Ring cinch assembly for attaching tissue to bone with a suture |
| CN101420909A (en) * | 2006-02-16 | 2009-04-29 | Ams研究公司 | Surgical articles and methods for treating pelvic conditions |
| CN204158433U (en) * | 2014-01-07 | 2015-02-18 | 天津市新中医疗器械有限公司 | Medical holdfast |
| CN104487020A (en) * | 2012-05-29 | 2015-04-01 | 史密夫和内修有限公司 | Hybrid anchor |
| CN205597960U (en) * | 2016-03-15 | 2016-09-28 | 杭州锐健马斯汀医疗器材有限公司 | Quick bone anchor nail of implanting |
-
2019
- 2019-02-01 CN CN201910104269.7A patent/CN109770980A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5417712A (en) * | 1994-02-17 | 1995-05-23 | Mitek Surgical Products, Inc. | Bone anchor |
| US5522845A (en) * | 1994-09-27 | 1996-06-04 | Mitek Surgical Products, Inc. | Bone anchor and bone anchor installation |
| US5643321A (en) * | 1994-11-10 | 1997-07-01 | Innovasive Devices | Suture anchor assembly and methods |
| FR2736257A1 (en) * | 1995-07-03 | 1997-01-10 | Bertholet Maurice | Surgical live tissue anchor - has pointed tip and retainer with shape memory effect formed with two vanes |
| FR2785171A1 (en) * | 1998-10-29 | 2000-05-05 | Maurice Bertholet | Intra-osseous fastener and percussion system has sliding sleeve on thrust rod with forward end designed to press against outer surface of bone |
| US20030135225A1 (en) * | 1999-01-08 | 2003-07-17 | Boaz Harari | Tack device with shield |
| WO2005122954A1 (en) * | 2004-06-14 | 2005-12-29 | Boston Scientific Scimed, Inc. | Systems, methods and devices relating to implantable supportive slings |
| CN101394795A (en) * | 2006-01-04 | 2009-03-25 | C2M医药公司 | Ring cinch assembly for attaching tissue to bone with a suture |
| CN101420909A (en) * | 2006-02-16 | 2009-04-29 | Ams研究公司 | Surgical articles and methods for treating pelvic conditions |
| CN104487020A (en) * | 2012-05-29 | 2015-04-01 | 史密夫和内修有限公司 | Hybrid anchor |
| CN204158433U (en) * | 2014-01-07 | 2015-02-18 | 天津市新中医疗器械有限公司 | Medical holdfast |
| CN205597960U (en) * | 2016-03-15 | 2016-09-28 | 杭州锐健马斯汀医疗器材有限公司 | Quick bone anchor nail of implanting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114869375A (en) * | 2022-05-20 | 2022-08-09 | 尤尼泰科(重庆)医疗科技有限公司 | Octopus-shaped suture anchor and suture method thereof |
| CN116138824A (en) * | 2023-01-10 | 2023-05-23 | 北京市春立正达医疗器械股份有限公司 | Anchor and self-locking type belt line anchor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102367877B1 (en) | valve clamping device | |
| US10799355B2 (en) | Apical implantation mitral valve balloon closure plate blocking body and implantation method | |
| CN107260366B (en) | A kind of artificial valve prosthese | |
| RU2601799C2 (en) | Device and method for heart valve repair | |
| US9510948B2 (en) | Systems, devices and methods for repair of heart valve lesions | |
| ES2661459T3 (en) | Devices to occlude or promote fluid flow | |
| WO2018145249A1 (en) | Device for treating regurgitation of tricuspid valve and implantation method therefor | |
| CN104274224B (en) | Left atrial appendage occlusion device | |
| US11007060B2 (en) | Transapically-implanted mitral valve flexible coaptation plate blocking body and implantation method | |
| DE19945936A1 (en) | Instrument for feeding thermal energy to heart valve structure has elongated element with heating device at distal end, thermal heating element(s) or electrode(s) connected to energy source | |
| DE202008018558U1 (en) | A replacement flap | |
| CN104758092B (en) | A kind of insertion type artificial cardiac valve transport system | |
| CN107405153A (en) | For closing the device of auricle | |
| CN104771249B (en) | A kind of insertion type artificial cardiac valve and preparation method thereof | |
| CN109770980A (en) | Holdfast and half adsorbable bone anchor apparatus | |
| CN112869915A (en) | Valve prosthesis and valve prosthesis system | |
| WO2020177763A1 (en) | Pedicle screw and rod fixing system having dual flexibility of screw and rod | |
| CN204428212U (en) | A kind of artificial sternum's skeleton repaired for chest wall defect | |
| CN202859228U (en) | Tricuspid valve side-to-side forceps clip device capable of being implanted through catheter | |
| US9173731B2 (en) | Segmented hernia patch frame | |
| CN109925096A (en) | For reducing the device of annulus of mitral valve opening area | |
| CN208492166U (en) | A kind of laparoscopic surgery specimen taking-out bag | |
| CN208552133U (en) | A kind of valve bracket and valve prosthesis | |
| CN110192934A (en) | Alaossisilii filling prosthesis | |
| CN207356125U (en) | Intervertebral disc fusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190521 |