CN205994593U - Femoral head umbrella shaped support frame and implanting device - Google Patents
Femoral head umbrella shaped support frame and implanting device Download PDFInfo
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- CN205994593U CN205994593U CN201620483874.1U CN201620483874U CN205994593U CN 205994593 U CN205994593 U CN 205994593U CN 201620483874 U CN201620483874 U CN 201620483874U CN 205994593 U CN205994593 U CN 205994593U
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- nest holder
- umbrella
- femoral head
- bone section
- shaped support
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Abstract
This utility model provides a kind of femoral head umbrella shaped support frame and implanting device, supports and protects cartilage it is characterised in that having for providing for femur head necrosiss region：Fixed nest holder, ringwise；Complex root umbrella frame, the outer wall along fixed nest holder is radially arranged, and one end of each umbrella frame is connected with fixed nest holder；Outer ring bone, is arranged on the umbrella frame other end；Some internal ring bone sections；It is arranged on inside outer ring bone；And movable nest holder, ringwise, it is arranged on the lower section of fixed nest holder, is detachably connected with fixed nest holder, comprise：Movable nest holder body and at least one pair of support, wherein, femoral head umbrella shaped support frame is printed by 3D printing technique using titanium alloy material and forms, the coefficient of elasticity of umbrella frame is gradually increased from the one end near fixed nest holder to the one end away from fixed nest holder, and outer ring bone is close with cartilage with the coefficient of elasticity of internal ring bone section.Implanting device of the present utility model can prevent capital cartilaginous tissue from being destroyed, and have good applying value and use prospect.
Description
Technical field
This utility model is related to medical instruments field and in particular to a kind of femoral head umbrella shaped support frame and implanting device.
Background technology
Femoral head is located at below human pelvis, the acetabular bone cooperation with pelvis, plays the effect supporting body upper body.Femoral head
Disease is modal to be exactly femur head necrosiss, and femur head necrosiss are also known as aseptic necrosis of femoral head and ischemic necrosis of femoral head,
It is that orthopedics department is clinical common and one of the chronic disease of refractory.Femur head necrosiss are due to hip trauma, and prolonged application swashs
Plain class medicine, the reason such as alcoholism, cause femoral head blood supply obstacle, femur skull tissue can not normally be sought
Support, the osteocyte in making femoral head organize, myeloid element, adipose cell necroses.Because downright bad osseous tissue is fragile,
In addition hip joint needs to bear a heavy burden, and with the passing of time collapse of the femoral head will occur, and affects whole hip joints.Femur head necrosiss have and " gently then cause
Residual, heavy then cause paralysis " saying.
Treatment femur head necrosiss have become one of important subject of medical circle, the side of traditional treatment femur head necrosiss
Method has operative treatment, target position body fluid opinion to control, Chinese traditional treatment, arterial perfusion therapy, physiotherapy and artificial femoral head replacement,
But these methods all can not thoroughly cure femur head necrosiss.
Prior art adopts core decompression ruling by law to treat femur head necrosiss, and concrete grammar is, by trepan in femoral head bottom
Get out a marrow core passage, and remove downright bad bone marrow, retain Femoral cardlage part, then implant allosome osseous tissue.But, by
In irregularly shaped and carry corner angle more than the allosome osseous tissue, cartilage portion is easily scratched by these corner angle.Meanwhile, allograph bone group
Being woven in stacking process and can produce certain gap, even if not affecting cartilage portion, also affecting capital load-bearing.Thus leading to
Therapeutic effect is not good, or even increases the state of an illness.
Utility model content
This utility model is to carry out to solve the above problems it is therefore intended that providing a kind of femoral head umbrella shaped support frame
And implanting device, support and protect cartilage for providing for femur head necrosiss region.
This utility model provides a kind of femoral head umbrella shaped support frame, in eccentric elliptic shape it is characterised in that having：Fixed
Nest seat, ringwise, is arranged on the circle centre position of eccentric elliptic；Complex root umbrella frame, the outer wall along fixed nest holder is radially arranged, each
One end of root umbrella frame is connected with fixed nest holder；Outer ring bone, is arranged on the other end of umbrella frame, end to end by many outer shroud bone sections
Form, each outer shroud bone section includes the first outer shroud bone section and the second outer shroud bone section, one end of the first outer shroud bone section is cut with scissors with umbrella frame
Connect, the other end is hinged with one end of the second outer shroud bone section, the other end of the second outer shroud bone section is hinged with adjacent umbrella frame；Some
Internal ring bone section, is arranged on the inner side of outer ring bone, and two adjacent internal ring bone sections are staggered setting, and each internal ring bone section includes
One internal ring bone section and the second internal ring bone section, one end of the first internal ring bone section is hinged with umbrella frame, the other end and the second internal ring bone section
One end is hinged, and the other end of the second outer shroud bone section is hinged with adjacent umbrella frame；And movable nest holder, ringwise, it is arranged on fixed nest holder
Lower section, be detachably connected with fixed nest holder, comprise：Movable nest holder body and at least one pair of support, the top of movable nest holder body with
Fixed nest holder is detachably connected, and support is symmetricly set on the outer wall of movable nest holder body, support away from movable nest holder body one end with
Umbrella frame contacts, and support is used for strutting umbrella frame, and wherein, femoral head umbrella shaped support frame is beaten by 3D printing technique using titanium alloy material
Print forms, and the coefficient of elasticity of umbrella frame is gradually increased from the one end near fixed nest holder to the one end away from fixed nest holder, the elasticity of ring bone
Coefficient is close with cartilage.
In the femoral head umbrella shaped support frame that this utility model provides, can also have the feature that：Wherein, oval
Major axis is 3～4CM.
In the femoral head umbrella shaped support frame that this utility model provides, can also have the feature that：Wherein, umbrella frame
Radical is 3～20.
In the femoral head umbrella shaped support frame that this utility model provides, can also have the feature that：Wherein, umbrella frame is straight
Footpath is 0.3～0.7mm.
In the femoral head umbrella shaped support frame that this utility model provides, can also have the feature that：Wherein, umbrella frame
One end is hinged with the connected mode of described fixed nest holder.
In the femoral head umbrella shaped support frame that this utility model provides, can also have the feature that：Wherein, in first
The two ends of ring bone section are provided with annulus, and one end of the second internal ring bone section is provided with projection, and the other end is provided with annulus, the first internal ring
The annulus of bone section one end is nested in the projection being arranged on umbrella frame, and the annulus of the first internal ring bone section other end is nested in second
In the projection of ring bone section one end, the annulus of the second internal ring bone section other end is nested in the projection being arranged on adjacent umbrella frame.
This utility model additionally provides a kind of implanting device, comprises above-mentioned femoral head umbrella shaped support frame, for for femoral head
Necrotic zone provides and supports and protect cartilage it is characterised in that having：Femoral head umbrella shaped support frame, in eccentric elliptic shape, bag
Contain：Fixed nest holder and movable nest holder；And pusher, for femoral head umbrella shaped support frame is sent into femur head necrosiss region, pusher
Including：Interior push rod, top is detachably connected with the inwall of fixed nest holder；Outer push rod, is placed in interior push rod, top and dynamic nest
The bottom of seat is detachably connected, and outer push pole length is less than interior push rod.
In the implanting device that this utility model provides, can also have the feature that：Wherein, outer push rod and dynamic nest
The connected mode of seat be threaded and in being connected together any one.
In the implanting device that this utility model provides, can also have the feature that：Wherein, interior push rod with determine nest
The connected mode of seat be threaded and in being connected together any one.
The effect of utility model and effect
Femoral head umbrella shaped support frame according to involved by this utility model, has fixed nest holder, complex root umbrella frame, outer ring
Bone, some internal ring bone sections and movable nest holder, femoral head umbrella shaped support frame is in eccentric elliptic shape, with femoral head surfaces shape phase
Like so as to can fit with cartilaginous tissue in femoral head, support femur head necrosiss region, and help femoral head to rebuild blood
Fortune；Femoral head umbrella shaped support frame is printed by 3D printing technique using titanium alloy material and forms, easy to make, structure and human body work
Learn and coincide, support safety is reliable；The coefficient of elasticity of umbrella frame gradually increases from the one end near fixed nest holder to the one end away from fixed nest holder
Greatly, outer ring bone is close with cartilage with the coefficient of elasticity of internal ring bone section, can prevent capital cartilaginous tissue from being destroyed, tool
There is good applying value and use prospect.
Brief description
Fig. 1 is the structural representation of implanting device in embodiment of the present utility model；
Fig. 2 is structural representation during femoral head umbrella shaped support frame softened state in embodiment of the present utility model；
Fig. 3 is the connection figure of femoral head umbrella shaped support frame and pusher in embodiment of the present utility model；And
Fig. 4 is the structural representation of internal ring bone section in embodiment of the present utility model.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that this utility model is realized are easy to understand, with
Lower embodiment combines accompanying drawing and this utility model femoral head umbrella shaped support frame and implanting device is specifically addressed.
Fig. 1 is the structural representation of implanting device in embodiment of the present utility model.
As shown in figure 1, in the present embodiment, implanting device 100 includes：Femoral head umbrella shaped support frame 10 and pusher
20, implanting device 100 is used for the offer of femur head necrosiss region is supported and protects cartilaginous tissue.
Fig. 2 is structural representation during femoral head umbrella shaped support frame softened state in embodiment of the present utility model.
Fig. 3 is femoral head umbrella shaped support frame and pusher connection figure in embodiment of the present utility model.
As shown in Figures 2 and 3, femoral head umbrella shaped support frame 10 is by 3D printing technique printing using titanium alloy material
Become, it is positioned away from femur tail end 2CM, be in eccentric elliptic shape in softened state, oval major axis is 3～4cm,
In the present embodiment, oval major axis is 4cm.Femoral head umbrella shaped support frame 10 includes fixed nest holder 11, umbrella frame 12, outer ring bone
13rd, internal ring bone section 14 and movable nest holder 15.
Fixed nest holder 11 ringwise, is arranged on the circle centre position of eccentric elliptic, and inwall is provided with screw thread.
Umbrella frame 12 is radially arranged along the outer wall of fixed nest holder 11, a diameter of 0.3～0.7mm, Mei Yigen of umbrella frame 12
One end of umbrella frame 12 is hinged with fixed nest holder 11 outer wall.The coefficient of elasticity of umbrella frame 12 near one end of fixed nest holder 11 to away from determining nest
One end of seat 11 is gradually increased, and in the present embodiment, umbrella frame 12 has 12, a diameter of 0.5mm of umbrella frame 12.
Outer ring bone 13 is arranged on the other end of umbrella frame 12, and it is to be formed by many outer shroud bone sections 131 are end to end, often
A piece outer shroud bone section 131 includes the first outer shroud bone section 131a and the second outer shroud bone section 131b.The two ends of the first outer shroud bone section 131a
It is provided with annulus, one end of the second outer shroud bone section 131b is provided with projection, and the other end is provided with annulus, the first outer shroud bone section 131a
The annulus of one end is nested in the projection being arranged on umbrella frame 12, and can rotate around this projection, and the first outer shroud bone section 131a is another
The annulus at end is nested in the projection of second outer shroud bone section 131b one end, and can rotate around this projection, the second outer shroud bone section 131b
The annulus of the other end is nested in the projection of adjacent umbrella frame 12.The coefficient of elasticity of outer ring bone 13 and the elasticity of capital cartilage
Coefficient similar.In the present embodiment, outer shroud bone section 131 has 12.
Fig. 4 is the structural representation of internal ring bone section in embodiment of the present utility model.
As shown in figure 4, internal ring bone section 14 is arranged on the inner side of outer ring bone 13, two adjacent internal ring bone sections 14 are staggered and set
Put on umbrella frame 12, each internal ring bone section 14 includes the first internal ring bone section 141 and the second internal ring bone section 142, the first internal ring bone
Section 141 two ends are provided with annulus, and the second internal ring bone section 142 one end is provided with projection, and the other end is provided with annulus, the first internal ring bone
The annulus of section 141 one end is nested in the projection being arranged on umbrella frame 12, and can rotate around this projection, the first internal ring bone section 141
The annulus of the other end is nested in the projection of the second internal ring bone section 141 one end, and can rotate around this projection, the second internal ring bone section
The annulus of 142 other ends is nested in the projection of adjacent umbrella frame 12, and can rotate around this projection.The coefficient of elasticity of internal ring bone section 14
Close with the coefficient of elasticity of capital cartilage, in the present embodiment, internal ring bone section 14 has 24.
And as shown in figure 3, movable nest holder 15 is ringwise, outer wall is provided with screw thread, is arranged on the lower section of fixed nest holder 11, comprise dynamic nest
Seat body 151 and at least one pair of support 152, the top of movable nest holder body 151 is connected together with fixed nest holder 11, movable nest holder in addition
The top of body 151 also can be for threadeding with fixed nest holder 11.Support 152 is symmetrically fixed on the outer wall of movable nest holder body 151,
One end away from movable nest holder body 151 is contacted with umbrella frame 12, threadeds with fixed nest holder 11 when movable nest holder body 151 moves up
When, support 151 can strut umbrella frame 12.In the present embodiment, support 152 has a pair.
Pusher 20 be used for femoral head umbrella shaped support frame 10 is sent into femur head necrosiss region, including in push rod 21 and
Outer push rod 22.Interior push rod 21 is provided with external screw thread, and its top is connected with the inner thread of fixed nest holder 11.Outer push rod 22 sets
There is female thread, it is enclosed within interior push rod 21, and top is connected with the lower thread of movable nest holder 15.The length of outer push rod 22 is less than
Interior push rod 21.
The use process of implanting device 100 is as follows：First get out a marrow core passage with trepan in femoral head bottom, and remove
Then implanting device 100 is fed through necrotic zone in femoral head by marrow core passage by downright bad bone marrow；Then promote movable nest holder
15, it is allowed to engage with fixed nest holder 11, umbrella frame 12 propped up by two supports 151 makes femoral head umbrella shaped support frame 10 strut；Then distinguish
The outer push rod of rotation 22 and interior push rod 21, and they are taken out；Femoral head umbrella shaped support frame just necrotic zone in femoral head
Strut completely.
The effect of embodiment and effect
Femoral head umbrella shaped support frame according to involved by the present embodiment, have fixed nest holder, 12 umbrella frames, outer ring bone,
24 internal ring bone sections and movable nest holder, the umbrella cover of femoral head umbrella shaped support frame is in eccentric elliptic shape, with femoral head surfaces shape
Shape mutually similar so as to can fit with cartilaginous tissue in femoral head, support femur head necrosiss region, and help femur nose heave
Build blood fortune；Femoral head umbrella shaped support frame is printed by 3D printing technique using titanium alloy material and forms, easy to make, structure and people
Body engineering is coincide, and support safety is reliable；The coefficient of elasticity of umbrella frame near fixed nest holder one end to one end away from fixed nest holder by
Cumulative big, outer ring bone is close with cartilage with the coefficient of elasticity of ring bone section, can prevent capital cartilaginous tissue from being destroyed,
There is good applying value and use prospect.
In addition, in the present embodiment, the annulus of first internal ring bone section one end is nested in the projection of umbrella frame, the circle of the other end
Ring is nested in the projection of second internal ring bone section one end, and the annulus of the second internal ring bone section other end is nested in the projection of adjacent umbrella frame
On, by such setting, when strutting femoral head umbrella shaped support frame, the area of umbrella cover is bigger, and support effect is more preferable.
Above example is only the basic explanation under this utility model design, this utility model is not limited.And according to
Any equivalent transformation made according to the technical solution of the utility model, belongs to protection domain of the present utility model.
Claims (9)
1. a kind of femoral head umbrella shaped support frame, in eccentric elliptic shape it is characterised in that having：
Fixed nest holder, ringwise, is arranged on the circle centre position of described eccentric elliptic；
Complex root umbrella frame, the outer wall along described fixed nest holder is radially arranged, and nest is determined with described in one end of each described umbrella frame
Seat connects；
Outer ring bone, is arranged on the other end of described umbrella frame, is formed by many outer shroud bone sections are end to end, and each described outer
Ring bone section includes the first outer shroud bone section and the second outer shroud bone section, and one end of described first outer shroud bone section is hinged with described umbrella frame, separately
One end is hinged with one end of described second outer shroud bone section, and the other end of described second outer shroud bone section and adjacent described umbrella frame cut with scissors
Connect；
Some internal ring bone sections, are arranged on the inner side of described outer ring bone, and two adjacent described internal ring bone sections are staggered setting, often
A piece described internal ring bone section includes the first internal ring bone section and the second internal ring bone section, one end of described first internal ring bone section and described umbrella
Bone is hinged, and the other end is hinged with one end of described second internal ring bone section, the other end of described second outer shroud bone section and adjacent institute
State umbrella frame hinged；And
Movable nest holder, ringwise, is arranged on the lower section of described fixed nest holder, is detachably connected with described fixed nest holder, comprises：Movable nest holder is originally
Body and at least one pair of support, the top of described movable nest holder body and described fixed nest holder are detachably connected, and described support symmetrically sets
Put on the outer wall of described movable nest holder body, described support is contacted with described umbrella frame away from one end of described movable nest holder body, institute
State support to be used for strutting described umbrella frame,
Wherein, described femoral head umbrella shaped support frame is printed by 3D printing technique using titanium alloy material and forms, described umbrella frame
Coefficient of elasticity is gradually increased near one end of described fixed nest holder to the one end away from described fixed nest holder, described outer ring bone and institute
The coefficient of elasticity stating internal ring bone section is close with cartilage.
2. femoral head umbrella shaped support frame according to claim 1 it is characterised in that：
Wherein, described oval major axis is 3～4CM.
3. femoral head umbrella shaped support frame according to claim 1 it is characterised in that：
Wherein, the radical of described umbrella frame is 3～20.
4. femoral head umbrella shaped support frame according to claim 1 it is characterised in that：
Wherein, a diameter of 0.3～0.7mm of described umbrella frame.
5. femoral head umbrella shaped support frame according to claim 1 it is characterised in that：
Wherein, one end of described umbrella frame and the connected mode of described fixed nest holder are hinged.
6. femoral head umbrella shaped support frame according to claim 1 it is characterised in that：
Wherein, the two ends of described first internal ring bone section are provided with annulus, and one end of described second internal ring bone section is provided with projection, separately
One end is provided with annulus,
The annulus of described first internal ring bone section one end is nested in the projection being arranged on described umbrella frame, described first internal ring bone section
The annulus of the other end is nested in the projection of described second internal ring bone section one end, and the annulus of the described second internal ring bone section other end is embedding
It is enclosed within the projection being arranged on adjacent described umbrella frame.
7. a kind of implanting device, supports and protects cartilaginous tissue it is characterised in that having for providing for femur head necrosiss region
Have：
Femoral head umbrella shaped support frame, in eccentric elliptic shape, comprises：Fixed nest holder and movable nest holder；And
Pusher, for described femoral head umbrella shaped support frame is sent into described femur head necrosiss region,
Wherein, described femoral head umbrella shaped support frame is the femoral head umbrella shaped support frame in claim 1～6 described in any one,
Described pusher includes：Interior push rod, top is detachably connected with the inwall of described fixed nest holder；Outer push rod, is placed on institute
State in interior push rod, top is detachably connected with the bottom of described movable nest holder, described outer push pole length is less than described interior push
Bar.
8. implanting device according to claim 7 it is characterised in that：
Wherein, the connected mode of described outer push rod and described movable nest holder be threaded and be connected together in any one.
9. implanting device according to claim 7 it is characterised in that：
Wherein, the connected mode of described interior push rod and described fixed nest holder be threaded and be connected together in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483874.1U CN205994593U (en) | 2016-05-25 | 2016-05-25 | Femoral head umbrella shaped support frame and implanting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620483874.1U CN205994593U (en) | 2016-05-25 | 2016-05-25 | Femoral head umbrella shaped support frame and implanting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205994593U true CN205994593U (en) | 2017-03-08 |
Family
ID=58204921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620483874.1U Expired - Fee Related CN205994593U (en) | 2016-05-25 | 2016-05-25 | Femoral head umbrella shaped support frame and implanting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205994593U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874824A (en) * | 2017-12-27 | 2018-04-06 | 李锋 | Marrow core eyelid retractor and its pusher |
| CN110433013A (en) * | 2019-08-26 | 2019-11-12 | 赵凤朝 | Caput femoris necrosis support stick |
| CN118058879A (en) * | 2024-04-19 | 2024-05-24 | 中国人民解放军联勤保障部队第九二〇医院 | Femoral head necrosis implantation support |
-
2016
- 2016-05-25 CN CN201620483874.1U patent/CN205994593U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874824A (en) * | 2017-12-27 | 2018-04-06 | 李锋 | Marrow core eyelid retractor and its pusher |
| CN107874824B (en) * | 2017-12-27 | 2024-02-02 | 李锋 | Marrow core supporter and pushing device thereof |
| CN110433013A (en) * | 2019-08-26 | 2019-11-12 | 赵凤朝 | Caput femoris necrosis support stick |
| CN118058879A (en) * | 2024-04-19 | 2024-05-24 | 中国人民解放军联勤保障部队第九二〇医院 | Femoral head necrosis implantation support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20170525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |