CN206651894U - A kind of bone tumour prosthese being connected firmly with tendon - Google Patents
A kind of bone tumour prosthese being connected firmly with tendon Download PDFInfo
- Publication number
- CN206651894U CN206651894U CN201621208443.0U CN201621208443U CN206651894U CN 206651894 U CN206651894 U CN 206651894U CN 201621208443 U CN201621208443 U CN 201621208443U CN 206651894 U CN206651894 U CN 206651894U
- Authority
- CN
- China
- Prior art keywords
- plug
- unit
- prosthese
- tendon
- card slots
- 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.)
- Expired - Fee Related
Links
Landscapes
- Prostheses (AREA)
Abstract
A kind of bone tumour prosthese being connected firmly with tendon, belongs to orthopedic medical device technical field, for can firmly connect tendon after bone tumour surgery excision.Its technical scheme is：The tendon connection position of prosthese is equipped with card slots, plug-in unit is cuboid, the cuboid profile of plug-in unit and the card slots of prosthese match, there is the micropore that tendon is grown on plug-in unit, multiple micropores are uniform along plug-in unit surface, plug-in unit is bolted in the card slots of prosthese, also has the U-shaped pin hole of fixed tendon in plug body, the surface opening of the U-shaped both ends of pin hole in plug-in unit.Prosthese and plug-in unit are made by 3D printing technique respectively, realize the multi-cellular structure that routine techniques is difficult to complete.The utility model is the pioneering of the bone tumour prosthese of orthopaedics, tendon fiber can be grown into the micropore onto plug-in unit, formed firm connection, significantly improved the stability of prosthetic joint and the strength of joint motion, improve and protect limb success rate, the development for orthopedic prosthesis treatment opens new approach.
Description
Technical field
The utility model is related to can firmly connect the prosthese of tendon after a kind of bone tumour surgery excision, belong to orthopaedic medical treatment
Equipment technology field.
Background technology
At present, clinical treatment bone tumour, which has, protects limb and two kinds of amputation selection, under normal circumstances no matter from patient or from
All limb is protected in selection to the angle of doctor as far as possible, selects the case of amputation less, but the function of protecting limbs after limb is poor.Actually controlling
In treatment, Cranial defect can be caused after bone tumour surgery excision.The methods of less Cranial defect can be carried by bone collection and bone come
Repair；And big Cranial defect then needs allograph bone and artificial prosthesis to carry out repair and reconstruction.Due to allograph bone limited source, limit
Large-scale application clinically, therefore, large segmental bone defect especially articular defect is increasingly dependent on artificial prosthesis at present.
Bone tumour artificial prosthesis clinically is the assembly type or measure prostheses of volume production at present, at tendon or ligament attachment
Cyclic structure is designed with, is easy to the suture of these tendons and ligament to fix, these tissues can not complete tendon bone with prosthese and connect seemingly
Combine closely, tendon and ligament stablize joint and complete joint motion by the pseudomembrane of Periprosthetic, therefore joint stability
Property it is poor, abarticulation incidence is high, and the strength of joint motion is weak.
With the development of science and technology as a kind of new increases material manufacturing technology, 3D printing has fast in field of orthopaedics over nearly 2 years
Violent development, the most important feature of 3D printing are can to complete individuation making, meanwhile, 3D printing technique can be realized in vacation
Micropore on body makes, and tendon and ligament is grown into the micropore of prosthese, reaches the purpose firmly connected, and this micropore
Manufacturing technology can not accomplish in no 3D printing technique.Therefore, 3D printing technique is applied to the system of bone tumour prosthese
It will be that a new approach is opened up in the personalized making of bone tumour prosthese and more stable firm connection in work, have and extremely lure
Man-based development prospect.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of bone tumour prosthese being connected firmly with tendon, this
Prosthese has the microcellular structure for being easy to that soft tissue is merged or soft tissue is grown into, and can replace fixation ring structure at present clinically,
Suture for important tendon and ligament is fixed, reach close connection, improves the stability and joint motion of prosthetic joint
Strength, and then the function of limbs after guarantor's limb is improved, improve and protect limb success rate.
Solve above-mentioned technical problem technical scheme be：
A kind of bone tumour prosthese being connected firmly with tendon, it is made up of the prosthese and plug-in unit of titanium alloy material, prosthese
Tendon connection position is equipped with card slots, and card slots are circular, ellipse or rectangular recess, and the bottom of card slots has plug-in unit to connect spiral shell
Hole, the shape of plug-in unit and the card slots of prosthese match, the micropore for having tendon to grow on plug-in unit, and multiple micropores are along plug-in unit surface
Uniformly, for micropore in plug-in unit surface opening, micropore extends to the bottom surface of plug-in unit from plugin table downwards, also has on plug-in unit through plug-in unit
Downward connecting hole, connecting hole is corresponding with the plug-in unit connecting screw hole of plug-in unit trench bottom, also has fixed tendon in plug body
Pin hole, pin hole are U-shaped, the surface opening of the U-shaped both ends of pin hole in plug-in unit.
The above-mentioned bone tumour prosthese being connected firmly with tendon, the plug-in unit are placed in card slots, plug-in unit surface and plug-in unit
The prosthetic surface of groove edge is flush.
The above-mentioned bone tumour prosthese being connected firmly with tendon, a diameter of 100-1000 microns of the micropore, porosity 50-
80%。
The above-mentioned bone tumour prosthese being connected firmly with tendon, on the plug-in unit connecting screw hole and plug-in unit of the plug-in unit trench bottom
Connecting hole is 2-3, and the pin hole in plug-in unit is 2-4.
The beneficial effects of the utility model are：
The utility model provides a kind of bone tumour prosthese, and this bone tumour prosthese is made up of prosthese and plug-in unit, and prosthese can
To carry out personalized making according to subjects bones' situation, there is accurate adaptability；Tendon fiber can be grown into by having on plug-in unit
Micropore, it is easy to tissue fusion or tissue to grow into plug-in unit, forms firm connection；The pin hole of plug-in unit can be to tendon and ligament
Carry out suture fixation.Prosthese and plug-in unit of the present utility model are made using 3D printing technique, can not only be realized and be met patient spy
The personalized making of sign, and realize the multi-cellular structure that routine techniques is difficult to complete so that the micropore of tendon fiber is grown into
The implementation of technology becomes possible to.
The utility model is the pioneering of the bone tumour prosthese of orthopaedics, can replace fixation ring structure at present clinically, make
Tendon is realized with bone tumour prosthese and is closely connected, and significantly improves the stability of prosthetic joint and the strength of joint motion, and then
Improve protect limb after limbs function, improve protect limb success rate, while for orthopedic prosthesis treatment development open new way
Footpath, it is worthy of popularization.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of prosthese；
Fig. 3 is the structural representation of plug-in unit；
Fig. 4 is Fig. 3 A-A sectional views.
Marked in figure as follows：Prosthese 1, plug-in unit 2, card slots 3, plug-in unit connecting screw hole 4, micropore 5, connecting hole 6, pin hole 7.
Embodiment
The utility model is made up of prosthese 1 and plug-in unit 2, and prosthese 1 and plug-in unit 2 are made by titanium alloy material.
Being shown in figure, the profile of prosthese 1 is identical with Cranial defect position, and card slots 3 are equipped with the tendon connection position of prosthese 1,
Card slots 3 are rectangular recess, and plug-in unit connecting screw hole 4 is arranged at the bottom of card slots 3.Card slots 3 are used to place and fixing pluge 2.
Shown in figure, plug-in unit 2 is cuboid, and the cuboid profile of plug-in unit 2 matches with the card slots 3 of prosthese 1, plug-in unit 2
It is placed in card slots 3, the surface of prosthese 1 on the surface of plug-in unit 2 and the edge of card slots 3 is flush.
Shown in figure, the micropore 5 for having tendon to grow on plug-in unit 2, multiple micropores 5 are uniform along the surface of plug-in unit 2, and micropore 5 exists
Plug-in unit surface opening, micropore 5 extend downward into the bottom surface of plug-in unit 2 from the surface of plug-in unit 2.A diameter of 100-1000 microns of micropore 5,
Porosity 50-80%.The effect of micropore 5 is can to grow into tendon fiber so that tendon forms firm connection with plug-in unit 2, carries
The stability of high prosthetic joint and the strength of joint motion, and then the function of limbs after guarantor's limb is improved, improve and protect limb success rate.
Show there is the downward connecting hole 6 through plug-in unit 2 on plug-in unit 2 in figure, connecting hole 6 is 2-3, and connecting hole 6 is with inserting
The plug-in unit connecting screw hole 4 of the bottom of part groove 3 is corresponding, for plug-in unit 2 and prosthese 1 to be connected.
Show there is the pin hole 7 of fixed tendon in the body of plug-in unit 2 in figure, pin hole 7 is U-shaped, and the U-shaped both ends of pin hole 7 are in plug-in unit 2
Surface opening, pin hole 7 is 2-4.The effect of pin hole 7 is to stitch together tendon and plug-in unit 2 in operation, make tendon with
Plug-in unit 2 connects as one, and has the function that to recover tendon function, while grow into the offer bar of micropore 5 of plug-in unit 2 for tendon from now on
Part.
2 adaptable position of prosthese 1 and plug-in unit of the present utility model has：Tibial tubercle, tuberosity of calcaneus, femur turn greatly
Son, greater tubercles of humerus etc..
The making of prosthese 1 and plug-in unit 2 of the present utility model, is carried out using following steps：
A. the shape of prosthese is determined according to subjects bones' situation, and determines the shape of the position of card slots and card slots on prosthese
Shape；
B. the image digitization information of prosthese shape is input in the computer of 3D printing；
C. the profile of plug-in unit is determined according to the plug-in unit groove shape of prosthese, determines the diameter of the micropore of plug-in unit, quantity, distribution position
Put, determine the position of the plug-in unit connecting screw hole of plug-in unit, determine quantity and the position of the pin hole of plug-in unit；
D. in the computer of the 3D printing image digitization information of plug-in unit inputted；
E. start 3D printer, print prosthese and plug-in unit respectively.
Prosthese 1 and plug-in unit 2 of the present utility model are that prosthese 1 can be according to the feelings of patient using the advantages of bi-body structure
Condition carries out personalized making, the unified making that plug-in unit 2 can be standardized, and plug-in unit 2 may apply in various prostheses, nothing
Making need to be redesigned, is provided conveniently for the making of prosthese 1.If prosthese 1 and plug-in unit 2 made integrally, each is false
The design of body 1 is required for the part plus plug-in unit 2 so that the printing and making of prosthese 1 is more cumbersome.
Claims (4)
- A kind of 1. bone tumour prosthese being connected firmly with tendon, it is characterised in that：It by titanium alloy material prosthese（1）And plug-in unit （2）Composition, prosthese（1）Tendon connection position be equipped with card slots（3）, card slots（3）For circular, ellipse or rectangular recess, Card slots（3）Bottom have plug-in unit connecting screw hole（4）, plug-in unit（2）Shape and prosthese（1）Card slots（3）Match, plug-in unit （2）On have the micropore that tendon is grown into（5）, multiple micropores（5）Along plug-in unit（2）Surface is uniform, micropore（5）In plug-in unit（2）Surface Opening, micropore（5）From plug-in unit（2）Surface extends downward into plug-in unit（2）Bottom surface, plug-in unit（2）It is upper to also have through plug-in unit（2）To Under connecting hole（6）, connecting hole（6）With card slots（3）The plug-in unit connecting screw hole of bottom（4）It is corresponding, plug-in unit（2）Also have in vivo The pin hole of fixed tendon（7）, pin hole（7）For U-shaped, pin hole（7）U-shaped both ends in plug-in unit（2）Surface opening, plug-in unit（2）It is interior Pin hole（7）For 2-4.
- 2. the bone tumour prosthese according to claim 1 being connected firmly with tendon, it is characterised in that：The plug-in unit（2）Put Put in card slots（3）In, plug-in unit（2）Surface and card slots（3）The prosthese at edge（1）Surface is flush.
- 3. the bone tumour prosthese according to claim 2 being connected firmly with tendon, it is characterised in that：The micropore（5）'s A diameter of 100-1000 microns, porosity 50-80%.
- 4. the bone tumour prosthese according to claim 3 being connected firmly with tendon, it is characterised in that：The card slots（3） The plug-in unit connecting screw hole of bottom（4）And plug-in unit（2）On connecting hole（6）For 2-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208443.0U CN206651894U (en) | 2016-11-09 | 2016-11-09 | A kind of bone tumour prosthese being connected firmly with tendon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621208443.0U CN206651894U (en) | 2016-11-09 | 2016-11-09 | A kind of bone tumour prosthese being connected firmly with tendon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206651894U true CN206651894U (en) | 2017-11-21 |
Family
ID=60313854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621208443.0U Expired - Fee Related CN206651894U (en) | 2016-11-09 | 2016-11-09 | A kind of bone tumour prosthese being connected firmly with tendon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206651894U (en) |
-
2016
- 2016-11-09 CN CN201621208443.0U patent/CN206651894U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206167123U (en) | Keep nodal section type that closes matched stack formula thighbone tumour knee joint prosthesis | |
| CN101420911B (en) | Patient selectable arthroplasty device and surjical tool | |
| US8532806B1 (en) | Process for manufacture of joint implants | |
| US8647391B2 (en) | Malleolar replacement devices | |
| CN106137470A (en) | A kind of reservation articular surface type can prolonged type tibial neoplasms knee-joint prosthesis | |
| US20230414261A1 (en) | Platform fracture fixation implants | |
| US10695188B2 (en) | Artificial epistropheus support body | |
| Prkić et al. | Total elbow arthroplasty is moving forward: review on past, present and future | |
| Zamborsky et al. | Perspectives of 3D printing technology in orthopaedic surgery. | |
| Papagelopoulos et al. | Three-dimensional technologies in orthopedics | |
| CN106420117B (en) | A kind of bone tumour prosthese being connected firmly with tendon and preparation method | |
| Feng et al. | 3D-printed prosthesis replacement for limb salvage after radical resection of an ameloblastoma in the tibia with 1 year of follow up: a case report | |
| CN206651894U (en) | A kind of bone tumour prosthese being connected firmly with tendon | |
| CN106388899B (en) | The accurate resection operation auxiliary instrument system of distal femur tumour of a set of 3D printing manufacture | |
| CN105997310B (en) | Bone trabecula fusion device | |
| CN105769326B (en) | One kind operation bitubular locator | |
| CN106725806A (en) | A kind of preparation method of adhesive film type anatomical tibial plateau bone plate | |
| CN103720527A (en) | Joint fusion cage | |
| CN203790085U (en) | Joint fusion device | |
| CN109745153A (en) | A kind of acromioclavicular joint replacement prosthesis and preparation method thereof of 3D printing personalization | |
| Pipino et al. | A modified direct lateral approach for neck-preserving total hip arthroplasty: tips and technical notes | |
| Hurrell et al. | Patient specific implant with high condylar neck osteotomy for temporomandibular joint preservation in segmental mandibulectomy | |
| CN209316156U (en) | A kind of personalization astragalus surface replacement prosthesis | |
| CN105853032A (en) | Second cervical vertebra replacement body | |
| Brems | Shoulder arthroplasty in the face of acute fracture: puzzle pieces |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20181109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |