CN106175994B - A kind of fixative bringing device of implant - Google Patents
A kind of fixative bringing device of implant Download PDFInfo
- Publication number
- CN106175994B CN106175994B CN201510212280.7A CN201510212280A CN106175994B CN 106175994 B CN106175994 B CN 106175994B CN 201510212280 A CN201510212280 A CN 201510212280A CN 106175994 B CN106175994 B CN 106175994B
- Authority
- CN
- China
- Prior art keywords
- implant
- fixative
- injection
- injecting cavity
- valve rod
- 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
Abstract
A kind of fixative bringing device of implant a, comprising: injecting cavity is lengthways inwardly arranged from the outer rim of the implant；Most extrusion cavities wear from the outer rim of the implant towards the injection cavity direction respectively, and are connected to the injecting cavity；An and introduction valve, running through containing a valve rod has an injection canal, enabling the valve rod, cunning is placed in the injecting cavity in consistent manner, after making fixative that can be flowed into the injection space constituted between the injection canal end outlet and the injecting cavity along the injection canal, squeezed out outward along the respectively extrusion cavities for being exposed to the injection space.
Description
Technical field
Present invention is directed to a kind of fixative bringing devices of implant, espespecially a kind of to be placed in implant by cunning
Interior introduction valve controls the device of fixative application position.
Background technique
Due to skeleton, such as hipbone joint, probably due to congenital hipbone arthrodyasplasia, degeneration, lesion or
Many reasons such as external force lead to the situations such as femoral head deformation, Acetabular Wear, have the leg of patient and ache, is bad in capable tired
It disturbs.Most of current settling mode is to bestow artificial Bones and joints displacement technique, makes patient without being subjected to because of hipbone arthropathy
Generated discomfort.Above-mentioned artificial Bones and joints displacement technique is to be implanted into the implant of a lengthwise in the pulp cavity of the femur of patient
Body, such as: femoral stem connects a femoral head between the top and acetabular bone of the implant, completes this replacement operation.
It in medically applied implant is integrally formed with metal material at present, in downward tapering shape, to plant
Enter in the pulp cavity of patient femur, in order to be fastened on be implanted into implant in the pulp cavity of patient, it will usually first suffer from
After fixative is inserted in person's pulp cavity inlet, it is inserted into implant, during being inserted into implant, the week of implant
Fixative will be carried secretly by, which enclosing, enters in patient's pulp cavity, fixed to achieve the purpose that its hardening.
But above-mentioned fixative applying method, clinically, fixative simultaneously can not be uniformly adhered to artificial bone grafting
Around, thus be unable to ensure the gap that can be filled between implant and patient's pulp cavity, cause and influence the artificial bone grafting with
Bond strength between patient's pulp cavity.
In addition, above-mentioned method will make whole implant attachment solid during implant is inserted into patient's pulp cavity
Determine agent, but be not intended to fixative in certain specific treatment methods and be stained with whole implant, but it is hoped that there will be part areas
Presence of the section without fixative so can be combined into one with the implant being implanted by the hyperplasia again of patient's bone tissue
Body；Or have the implant of a section elastomer in various forms of implant bone structures, such as linking, to ensure section elasticity
The flexibility function of body, it is necessary to exclude the outer rim that fixative is covered in the section elastomer, the aforementioned known side for applying fixative
Method is just unable to reach the demand.
In addition, being usually that sticky paste is presented to fixative (such as bone cement) then, lack mobility, and harden
Time is extremely short, therefore is difficult to arrive at and is located at long-range slit everywhere, easy to form then untrue situation, and shows its disadvantage.
Inventor discloses the fixative of tool implant shown in the present invention in view of this, be plus give research and innovation
Bringing device.
Summary of the invention
The purpose of the present invention is intended to provide a kind of fixative bringing device of implant, comprising: an injecting cavity, from the people
The outer rim of work implant is lengthways inwardly arranged；Most extrusion cavities are worn from the outer rim of the implant towards the injection cavity direction respectively
And if being connected to the injecting cavity；And an introduction valve, containing a valve rod through there is an injection canal, enabling the valve rod, cunning is set in consistent manner
Fixative is set to inject the note constituted between the injection channel end outlet and the injecting cavity along the injection channel in the injecting cavity
After penetrating space, follows and be exposed to respectively extrusion cavities of the injection space and squeeze out outward.
The fixative bringing device of disclosed implant, wherein the implant refer to artificial femur handle or its
It is to the implant that is implanted into people's bone pulp cavity.
The fixative bringing device of disclosed implant, wherein in one pedestal of entrance interlocking of the injecting cavity,
And the pedestal axially runs through an axis hole, with the valve rod of the sliding sleeve introduction valve in consistent manner in interior, and between the valve rod and the pedestal
Equipped with seal ring；Make the valve rod of the introduction valve that can guide the earth's axis according to the axis hole of the pedestal to sliding in this way.Outside the above-mentioned valve rod
Edge, ring set leakage washer still all right, the cave wall by the leakage washer and the injecting cavity is closely sealed, to avoid the fixative injected, follows
It scurries out in gap between the valve rod and injecting cavity.
The fixative bringing device of disclosed implant, wherein the pedestal is enabled axially to be pivotally connected an adjusting sleeve
Cylinder, the adjustment sleeve axially wear a screw hole, and the valve rod system of the introduction valve is enabled to form a screw rod, to be screwed together in this in consistent manner
In the screw hole for adjusting sleeve, can link when rotating the adjustment sleeve valve rod up and down displacements in the injecting cavity in this way.
The fixative bringing device of disclosed implant, can by fixative by the implant injecting cavity most
Bottom end starts to inject, and makes fixative from far near, gradually fills between implant and patient's pulp cavity, keeps fixative certain
Ground riddles between implant and patient's pulp cavity.
The fixative bringing device of disclosed implant, due to being in implantable artificial implant in the pulp cavity of patient
It is inserted into the position of the injecting cavity by the valve rod of the introduction valve again afterwards, defines the initial position of fixative application, thus can
Ensure not pollute the elastomer that implant is connected, to safeguard the normal function of the elastomer.
The fixative bringing device of disclosed implant can be obtained by the following description and accompanying drawings formula
With apparent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of first embodiment of the invention；
Fig. 2 is the operation chart for gradually applying fixative upwards from Fig. 1；
Fig. 3 is structural schematic diagram of the present invention containing an obstruction；
Fig. 4 is the schematic diagram of the section structure of second embodiment of the invention；
Fig. 5 is the application state figure for showing embodiment illustrated in fig. 4；
Fig. 6 is the structural schematic diagram of third embodiment of the invention.
In figure:
10- implant 10a- elastomer 11- injecting cavity
The cave 110- injection space 111- wall 12- extrusion cavities
12 ' extrusion cavities 13- block 14- pedestal
141- axis hole 142- seal ring 15- adjusts sleeve
151- screw hole 20- introduction valve 21- valve rod
22- leakage washer 23- injection canal 23a- end outlet
24- push rod 30- pulp cavity 40- fixative
Specific embodiment
Refering to Figure 1, being equipped with injection for one present invention is directed to a kind of fixative bringing device of implant
After the implant 10 of chamber 11 and most extrusion cavities 12 is placed in patient's pulp cavity 30, which is slid into an introduction valve 20
Injecting cavity 11 in, and the injection canal 23 that fixative 40 follows the introduction valve 20 is flowed into the injecting cavity 11 of the implant 10
In the injection space 110 constituted between the end outlet 23a of the injection canal 23, by the introduction valve 20 is gradually retired, such as
Shown in Fig. 2, make fixative 40 along being gradually exposed to the injection space 110 and alter through the extrusion cavities 12 of the implant 10
Out, the device being filled between implant 10 and patient's pulp cavity 30.
As shown in Figure 1, 2, the fixative bringing device of disclosed implant, comprising: an injecting cavity 11, by people
The outer rim of work implant 10 lengthways sets to the concave；Most extrusion cavities 12, from the outer rim of the implant 10 towards 11 side of the injecting cavity
To wearing, and it is connected to the injecting cavity 11；And an introduction valve 20, contain a valve rod 21, and axially through there is an injection logical
Road 23, and cunning is placed in the injecting cavity 11 and can axially slide along the injecting cavity 11 valve rod 21 in consistent manner, makes fixative 40
After the injection space 110 constituted between its end outlet 23a and the injecting cavity 11 being flowed into along the injection canal 23, along
The respectively extrusion cavities 12 for being exposed to the injection space 110 are scurried out outward.
As shown in figure 3, the fixative bringing device of disclosed implant, further includes an obstruction 13 and is placed in
In the injecting cavity 11 of the implant 10, enable the obstruction 13 with it is closely sealed around the injecting cavity 11, to close the injection space 110
Interior part extrusion cavities 12 are scurried out with stopping injected fixative 40 to penetrate the obstruction 13 towards the extrusion cavities 12 ' being closed.By
By the setting of the obstruction 13, the position that injected fixative 40 is flowed into patient's pulp cavity 30 from the implant 10 can be set；
Such as in Fig. 3, an obstruction 13 can be placed in after applying one section of fixative 40, to stop the extrusion cavities 12 of part, when again
When applying fixative 40 again, the fixative 40 applied just can not be outside via 13 closed respectively extrusion cavities 12 are blocked again
It scurries out, is only capable of scurrying out between the implant 10 and patient's pulp cavity 30 outward from other extrusions 12 being not closed out, makes the people
Work implant 10 is in range selector fixed with patient's pulp cavity 30.
As shown in Figure 4,5, the fixative bringing device of disclosed implant, wherein entering in the injecting cavity 11
Mouthful one pedestal 14 of interlocking, the pedestal 14 axially run through an axis hole 141, with the valve rod 21 of the sliding sleeve in consistent manner introduction valve 20 in
It is interior, and seal ring 142 can be equipped between the valve rod 21 and the pedestal 14；The valve rod 21 of the introduction valve 20 in this way can follow the base
The axis hole 141 of seat 14 guides the earth's axis to sliding.The present invention is in the outer rim of the valve rod 21, and being can be with ring set leakage washer 22, and enabling should
Leakage washer 22 and 111 periphery of cave wall of the injecting cavity 11 are closely sealed.
As shown in fig. 6, the fixative bringing device of disclosed implant, wherein in the pedestal 14 axially pivot
An adjustment sleeve 15 is connect, the adjustment sleeve 15 is enabled axially to wear a screw hole 151, and 21 system of valve rod of the introduction valve 20 is enabled to be formed
One screw rod can be joined when rotating the adjustment sleeve 15 in this way with being screwed together in the screw hole 151 of the adjustment sleeve 15 in consistent manner
The valve rod 21 for moving the introduction valve 20, axial status is moved in the injecting cavity 11.
As shown in Figure 1, the fixative bringing device of disclosed implant, wherein the introduction valve 20 is further wrapped
It is sleeved to containing a push rod 24 in the injection canal 23 in the valve rod 21, the fixative in the injection canal 23 will be loaded in advance
40 are pushed outwardly；Alternatively, one tube body of linking is not shown out, to guide fixative 40 in 21 top of valve rod of the introduction valve 20
Into in the injection canal 23, and introduced fixative 40 is made to be scurried out by the end outlet 23a of the valve rod 21.
The fixative bringing device of disclosed implant, in use, can be by the valve rod 21 of the introduction valve 20
It is pushed into the lowermost end of the injecting cavity 11 of implant 10, at this point, will fill in advance as shown in Figure 1, be pushed into the push rod 24 with the direction P
The end outlet 23a that the fixative 40 filled in the injection canal 23 follows the note incidence channel 23 persistently scurries out, and operator regards behaviour
Make situation, as shown in Fig. 2, gradually retiring the valve rod 21 towards the direction U, fixative 40 is made closely can be gradually exposed to the note by remote
The respectively extrusion cavities 12 penetrated between 23 end outlet 23a of channel and the injecting cavity 11 scurry out be filled in implant 10 and patient outward
Between pulp cavity 30；Edge this, the present invention can make applied fixative 40 can be far up between implant 10 and patient's pulp cavity 30
The slit constituted everywhere, and the slit that can be certainly filled between the implant 10 and patient's pulp cavity 30, solve it is known because
Fixative 40 can not arrive at long-range slit, and cause that good fixed class can not be obtained between part implant and patient's pulp cavity
Topic.
The fixative bringing device of disclosed implant, due to being to be placed in patient's pulp cavity in the implant 10
It after in 30, then carries out applying fixative 40, therefore is not solid during being inserted into implant 10, in patient's pulp cavity 30
Determine the presence of agent 40, therefore the elastomer 10a that implant 10 is connected, it can't be by the pollution of fixative 40, it can be ensured that
Implant 10 dynamic complete, such as, it can be ensured that the elastomer 10a that implant 10 is connected can still be kept can quilt
Elastic compression, the function for buffering external force are complete, and show novelty and progressive of the invention.
Disclosed structure, shape, can be modified application, this hair in not disobeying under spirit and scope of the invention
It is bright and not from limit.
Claims (6)
1. a kind of fixative bringing device of implant characterized by comprising an injecting cavity, by the outer rim of implant
Lengthways set to the concave；Multiple extrusion cavities wear towards the injection cavity direction from the outer rim of the implant and connect with the injecting cavity
It is logical；And an introduction valve, containing a valve rod and axially through there is an injection canal, and cunning is placed in the injection to the valve rod in consistent manner
It can be slid in chamber and axially along the injecting cavity, so that fixative is followed the injection canal and is flowed into the end of the injection canal and go out
After the injection space constituted between mouth and the injecting cavity, squeezed out outward along the respectively extrusion cavities for being exposed to the injection space,
In the injecting cavity one pedestal of entrance interlocking, which axially runs through an axis hole, with the valve rod of the sliding sleeve introduction valve in consistent manner
In interior, in addition the pedestal is axially pivotally connected an adjustment sleeve, enables the adjustment sleeve wear a screw hole, and enable the valve rod of the introduction valve
A screw rod is formed, be screwed together in the screw hole of the adjustment sleeve in consistent manner.
2. the fixative bringing device of implant as described in claim 1, which is characterized in that further include an obstruction and be placed in
In the injecting cavity of the implant, enable the obstruction with it is closely sealed around the injecting cavity, with close the part in the injection space squeeze
Portal.
3. the fixative bringing device of implant as described in claim 1, which is characterized in that be equipped between the valve rod and the pedestal
Seal ring.
4. the fixative bringing device of implant as described in claim 1, which is characterized in that the outer rim ring set leak-stopping of the valve rod
Washer enables the cave wall periphery of the leakage washer and the injecting cavity closely sealed.
5. the fixative bringing device of implant as described in claim 1, which is characterized in that the introduction valve further includes one
The fixative being loaded in the injection canal in advance is pushed outwardly by pusher slide together in the injection canal in the valve rod.
6. the fixative bringing device of implant as described in claim 1, which is characterized in that the injection canal top of the introduction valve
End entrance linking has a tube body, is entered in the injection canal with guiding fixative.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212280.7A CN106175994B (en) | 2015-04-29 | 2015-04-29 | A kind of fixative bringing device of implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510212280.7A CN106175994B (en) | 2015-04-29 | 2015-04-29 | A kind of fixative bringing device of implant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106175994A CN106175994A (en) | 2016-12-07 |
| CN106175994B true CN106175994B (en) | 2019-08-13 |
Family
ID=57457454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510212280.7A Expired - Fee Related CN106175994B (en) | 2015-04-29 | 2015-04-29 | A kind of fixative bringing device of implant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106175994B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811730B (en) * | 2017-11-02 | 2019-12-06 | 哈尔滨医科大学 | hip joint femoral prosthesis |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2710257A1 (en) * | 1993-09-24 | 1995-03-31 | Hardy Jean Marie | Femoral shaft for a hip prosthesis |
| CN1120926A (en) * | 1994-07-14 | 1996-04-24 | 默克专利股份有限公司 | Artificial femur |
| US5741265A (en) * | 1996-02-21 | 1998-04-21 | Chan; Kwan-Ho | Bone canal pressurizer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10037345A1 (en) * | 2000-07-29 | 2002-02-07 | Juergen Buchholz | Surgical element |
| JP2003153924A (en) * | 2001-11-21 | 2003-05-27 | Tomihisa Koshino | Stem of perforated prosthetic hip joint |
| CN203436430U (en) * | 2013-09-05 | 2014-02-19 | 武汉德骼拜尔外科植入物有限公司 | Femoral stem facilitating bone cement injecting |
-
2015
- 2015-04-29 CN CN201510212280.7A patent/CN106175994B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2710257A1 (en) * | 1993-09-24 | 1995-03-31 | Hardy Jean Marie | Femoral shaft for a hip prosthesis |
| CN1120926A (en) * | 1994-07-14 | 1996-04-24 | 默克专利股份有限公司 | Artificial femur |
| US5741265A (en) * | 1996-02-21 | 1998-04-21 | Chan; Kwan-Ho | Bone canal pressurizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106175994A (en) | 2016-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE10040590C2 (en) | Subcutaneous, intramuscular bearing for a rigid transcutaneous implant | |
| EP0457866B1 (en) | Adaptable stem for an endoprosthesis | |
| US4466435A (en) | Bone cement nozzle and method | |
| EP1139923B1 (en) | Upper leg stump endoprosthesis for an exoprosthetic provision | |
| DE19829589C2 (en) | Device for anchoring an endoprosthesis in a bone | |
| US20040186480A1 (en) | Method and device for forming a hardened cement in a bone cavity | |
| US10624996B2 (en) | Orthopedic implant for sustained drug release | |
| DE102016114681A1 (en) | denture liner | |
| EP3441046A3 (en) | Bone implant having a mesh | |
| DE10142492A1 (en) | Prosthetic socket with seal | |
| EP0428127B1 (en) | Endoprothesis to be inplanted with cement | |
| DE4321785C1 (en) | Dental implant in the form of an expandable balloon for insertion in a body cavity delimited by bone | |
| EP2932926A3 (en) | Non-soft tissue repair | |
| EP1632198A1 (en) | Subcutaneous, intra-muscular coupling for a rigid transcutaneous implant | |
| DE10037345A1 (en) | Surgical element | |
| CN106175994B (en) | A kind of fixative bringing device of implant | |
| DE3937786C2 (en) | ||
| DE19605735C2 (en) | Periprosthetic retention systems | |
| CN105496543B (en) | Fusion type bone internal nail | |
| TWI530271B (en) | Support device for femoral head | |
| AU2015277489B2 (en) | High pressure remote delivery system for cement and methods of use | |
| CN105708570A (en) | Intra-bone distraction osteogenesis device and method applied to dental implant | |
| TWI546047B (en) | Artificial implants for fixative application | |
| CN205698073U (en) | In a kind of bone being applied to Dental Implant, traction expands into bone device | |
| DE19518391A1 (en) | Femur seal for proximal centering and cementing in hip replacement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20210429 |