CN109998633A - A kind of femoral head necrosis core decompression device - Google Patents
A kind of femoral head necrosis core decompression device Download PDFInfo
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- CN109998633A CN109998633A CN201910319096.0A CN201910319096A CN109998633A CN 109998633 A CN109998633 A CN 109998633A CN 201910319096 A CN201910319096 A CN 201910319096A CN 109998633 A CN109998633 A CN 109998633A
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- guide pipe
- bending section
- femoral head
- drill bit
- decompression device
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- 230000006837 decompression Effects 0.000 title claims abstract description 29
- 230000017074 necrotic cell death Effects 0.000 title claims abstract description 29
- 238000005452 bending Methods 0.000 claims abstract description 39
- 238000005553 drilling Methods 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 abstract description 20
- 206010028851 Necrosis Diseases 0.000 description 16
- 210000002391 femur head Anatomy 0.000 description 12
- 206010031264 Osteonecrosis Diseases 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000001338 necrotic effect Effects 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000302 ischemic effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 108010048734 sclerotin Proteins 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010007710 Cartilage injury Diseases 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 210000001188 articular cartilage Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000527 greater trochanter Anatomy 0.000 description 1
- 210000004394 hip joint Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1615—Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/164—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans intramedullary
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1703—Guides or aligning means for drills, mills, pins or wires using imaging means, e.g. by X-rays
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B2017/1602—Mills
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/062—Measuring instruments not otherwise provided for penetration depth
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Pathology (AREA)
- Vascular Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of femoral head necrosis core decompression devices, comprising: outer guide pipe, outer guide pipe are straight tube；Interior guide pipe, interior guide pipe include straight pipe and bending section interconnected, and bending section is deviated to the side of straight pipe, and bending section is protruded into from one end of outer guide pipe and stretched out from the other end of outer guide pipe；Soft drill bit assembly, soft drill bit assembly include sequentially connected drill bit, soft drilling rod and hard lead bar, and drill bit passes through straight pipe and stretches out bending section.A kind of femoral head necrosis core decompression device provided by the invention, bending section can stretch out outer guide pipe, and drill bit is pierced by bending section, expands the opereating specification of drill bit, effectively be thoroughly removed to downright bad bone tissue, and sufficiently decompression is conducive to.
Description
Technical field
The invention belongs to the field of medical instrument technology, more particularly to a kind of femoral head necrosis core decompression device.
Background technique
Caput femoris necrosis is a kind of ischemic necrosis, is one kind of osteonecrosis, and lesion leads to articular cartilage damage and femur
Head collapses, and eventually leads to hip joint function forfeiture.Caput femoris necrosis caused by a variety of causes is with femoral head ischaemic
Its final pathological change.Caput femoris necrosis needs Surgery early period collapsing in early days, retains itself femoral head to greatest extent,
It avoids further collapsing and damaging.
The operation of marrow core Drilling decompression is to keep one under X-ray examination below femoral greater trochanter to after patient's administration of anaesthetic
Determine collodiaphyseal angle and angular femoral head internal drilling of leaning forward, makes kirschner needle tip up to Femoral cardlage 4-5mm, in femoral head, neck of femur
Osseous tunnel is inside made, achievees the purpose that decompression.The operation of marrow core Drilling decompression first has to thoroughly remove caput femoris necrosis bone tissue, mesh
Preceding main Kirschner wire, the downright bad bone tissue of bone drill cooperation elbow curet cleaning.But due to the necrotic bone hardening of tissue and channel
It is limited in scope, usually residual fraction necrosis bone tissue, depressurize femoral head cannot thoroughly, to influence surgical effect.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of femoral head necrosis core decompression device, it can effectively thoroughly
Downright bad bone tissue is removed, is thoroughly depressurized conducive to femoral head.
A kind of femoral head necrosis core decompression device, comprising:
Outer guide pipe, the outer guide pipe are straight tube；
Interior guide pipe, the interior guide pipe include straight pipe and bending section interconnected, and the bending section is to the straight pipe
Side offset, the bending section protruded into from one end of the outer guide pipe and from the other end of the outer guide pipe stretch out；
Soft drill bit assembly, the soft drill bit assembly include sequentially connected drill bit, soft drilling rod and hard lead bar, and the drill bit passes through institute
It states straight pipe and stretches out the bending section.
Above technical scheme is preferred, and the outer surface for harding lead bar is equipped with locating part, the outer dimension of the locating part
Greater than the internal diameter of the straight pipe.
Above technical scheme is preferred, and the outer surface for harding lead bar is equipped with scale.
Above technical scheme is preferred, and the drill bit includes drilling rod ontology, is sequentially arranged in the drilling rod ontology from front to back
On tip bit and circle crusher drill.
Above technical scheme is preferred, and the diameter of the round crusher drill is 3-4mm.
Above technical scheme is preferred, and the outer guide pipe is equipped with operation handle far from one end of the bending section.
Above technical scheme is preferred, and the internal diameter of the outer guide pipe is 8-16mm.
Above technical scheme is preferred, and the straight pipe is equipped with operation handle far from one end of the bending section.
Above technical scheme is preferred, and the transition junction of the straight pipe and the bending section is smooth circular arc.
Above technical scheme is preferred, and the straight pipe is identical as the internal diameter of the bending section, the interior guide pipe it is interior
Diameter is 6-14mm.
The advantages and positive effects of the present invention are: a kind of femoral head necrosis core decompression device provided by the invention,
Bending section can stretch out outer guide pipe, and drill bit is pierced by bending section, expand the opereating specification of drill bit, have to downright bad bone tissue
Effect thoroughly removes, and is conducive to sufficiently decompression；The direction of bending section is adjusted by adjusting the direction of interior guide pipe, thus flexible modulation
The opereating specification of drill bit further sufficiently effectively removes caput femoris necrosis bone tissue, greatly reduces C arm machine in art and has an X-rayed number；
Drill bit is driven to be purged necrosis hardening sclerotin using electric drill, operation is more convenient, accelerates operative speed, improves operation
Effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of core decompression device provided by one embodiment of the invention；
Fig. 2 is the structural schematic diagram of outer guide pipe provided by one embodiment of the invention；
Fig. 3 is the structural schematic diagram of interior guide pipe provided by one embodiment of the invention；
Fig. 4 is the structural schematic diagram of soft drill bit assembly provided by one embodiment of the invention；
Fig. 5 is the using process diagram of core decompression device shown in Fig. 1.
Wherein: 1, outer guide pipe；2, interior guide pipe；3, soft drill bit assembly；4, femoral head；11, operation handle；21, straight tube
Section；22, bending section；23, operation handle；31, drill bit；32, soft drilling rod；33, bar is hard lead；311, drilling rod ontology；312, tip bit；
313, circle crusher drill；331, locating part；332, scale.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Caput femoris necrosis needs Surgery early period collapsing in early days, retains itself femoral head to greatest extent, avoid into
One step is collapsed and is damaged.The operation of marrow core Drilling decompression first has to thoroughly remove caput femoris necrosis bone tissue, mainly uses kirschner at present
Needle, bone drill cooperation elbow curet clear up downright bad bone tissue.Since the necrotic bone hardening of tissue and channel range are limited, usually remain
Partial necrosis bone tissue depressurize femoral head cannot thoroughly, to influence surgical effect.The present embodiment provides a kind of femorals head
Downright bad core decompression device, as shown in Figure 1, including outer guide pipe 1, interior guide pipe 2 and soft drill bit assembly 3, China and foreign countries' guide pipe 1
It play the guiding role with interior 2 collective effect of guide pipe to soft drill bit assembly 3, soft drill bit assembly 3 is used for caput femoris necrosis bone tissue
Carry out destruction removing.
As shown in Fig. 2, outer guide pipe 1 is straight tube, caput femoris necrosis region is protruded into conducive to outer guide pipe 1；Outer guide pipe 1 is remote
The one end for disintegrating curved segment 22 is equipped with operation handle 11, is conducive to external guide pipe 1 and carries out insertion operation；Preferably, outer guide pipe 1
Internal diameter is 8-16mm.As shown in figure 3, interior guide pipe 2 includes straight pipe 21 interconnected and bending section 22, bending section 22 is to straight
The side of pipeline section 21 is angularly offset.Bending section 22 is protruded into from one end of outer guide pipe 1 and is stretched from the other end of outer guide pipe 1
Out, the internal diameter of outer guide pipe 1 should be ensured that bending section 22 protrudes into and stretches out outer catheter.Interior guide pipe 2 is used for soft drill bit group
The guiding of part 3, the setting of bending section 22 expand the opereating specification of soft drill bit assembly 3 significantly, make the removing of necrotic bone tissue more
Thoroughly.Straight pipe 21 is equipped with operation handle 23 far from one end of bending section 22, is conducive to internal guide pipe 2 and carries out insertion operation.Directly
The transition junction of pipeline section 21 and bending section 22 is smooth circular arc.Straight pipe 21 is identical as the internal diameter of bending section 22, it is preferred that
The internal diameter of interior guide pipe 2 is 6-14mm.
As shown in figure 4, soft drill bit assembly 3 includes sequentially connected drill bit 31, soft drilling rod 32 and hards lead bar 33, drill bit 31 is worn
It crosses straight pipe 21 and stretches out bending section 22.Soft drilling rod 32 is soft shaft or spring drill body, since soft drilling rod 32 can be bent to
Different forms, adjustable drill bit 31 work in different angle, and drill bit 31 is facilitated to protrude into the bending section 22 of interior guide pipe 2；It is soft
It the both ends of drilling rod 32 and drill bit 31 and hards lead bar 33 and is threadedly coupled or is clamped；Harding lead bar 33 can be metal rigid posts, facilitate brill
First 31 component enters in interior guide pipe 2.The end for harding lead bar 33 is connect with electric drill, and electric drill, which is able to drive, hards lead bar 33, soft drilling rod
32 and drill bit 31 rotate.
Drill bit 31 is pierced too far in femoral head tissue in order to prevent, and the outer surface for harding lead bar 33 is equipped with locating part 331, limit
The outer dimension of position part 331 is greater than the internal diameter of straight pipe 21.Harding lead bar 33 and locating part 331 can be integrally formed, can also can
Dismantling connection.Harding lead can be set external screw thread on bar 33, internal screw thread is accordingly arranged on locating part 331, hard lead bar 33 and locating part
331 are threadedly coupled.Depth is pierced for the ease of determining drill bit 31, the outer surface for harding lead bar 33 is equipped with scale 332.Drill bit 31
Including drilling rod ontology 311, it is sequentially arranged in tip bit 312 on drilling rod ontology 311 and circle crusher drill 313 from front to back.Due to bad
Sequestrum tissue may generate hardening, and the front end of drilling rod ontology 311 is equipped with tip bit 312, and tip bit 312 is triangular in shape or bores
Shape drills conducive to the downright bad bone tissue of hardening；The circle crusher drill 313 of rear end is spherical, tip bit 312 and circle crusher drill 313
Circumference on be evenly equipped with sharp grinding grain, for being ground to downright bad bone tissue.The diameter of circle crusher drill 313 is 3-4mm.
The course of work of the present embodiment: as shown in figure 5, preoperative confirm necrotic zone by CT；Pass through under C arm machine auxiliary
Kirschner Wire Drilling is to 4 necrotic zone of femoral head, 5mm under Femoral cardlage；Osseous tunnel is drilled through along Kirschner wire by hollow boring bit；It will
Outer guide pipe 1 below insertion caput femoris necrosis region, is inserted into interior guide pipe 2 in advance, rotates the operation handle 23 of interior guide pipe 2
Bending section 22 is adjusted to the region big to necrosis area；It is inserted into soft drill bit assembly 3, the end for harding lead bar 33 is connect with electric drill, is led to
It crosses drill bit 31 to drill, cooperation elbow curet thoroughly removes sequestrum.
A kind of femoral head necrosis core decompression device provided in this embodiment, bending section can stretch out outer guide pipe, drill bit
It is pierced by bending section, expands the opereating specification of drill bit, downright bad bone tissue is effectively thoroughly removed, is conducive to sufficiently decompression；It is logical
The direction of guide pipe in adjusting is crossed to adjust the direction of bending section, thus the opereating specification of flexible modulation drill bit, further sufficiently
Caput femoris necrosis bone tissue is effectively removed, greatly reduces C arm machine in art and has an X-rayed number；Drill bit is driven to harden necrosis using electric drill
Sclerotin is purged, and operates more convenient, quickening operative speed, raising surgical effect.
One embodiment of the present invention has been described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.It is all according to all the changes and improvements made by the present patent application range
Deng should still be within the scope of the patent of the present invention.
Claims (10)
1. a kind of femoral head necrosis core decompression device characterized by comprising
Outer guide pipe, the outer guide pipe are straight tube；
Interior guide pipe, the interior guide pipe include straight pipe and bending section interconnected, and the bending section is to the straight pipe
Side offset, the bending section protruded into from one end of the outer guide pipe and from the other end of the outer guide pipe stretch out；
Soft drill bit assembly, the soft drill bit assembly include sequentially connected drill bit, soft drilling rod and hard lead bar, and the drill bit passes through institute
It states straight pipe and stretches out the bending section.
2. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the outer surface for harding lead bar
Equipped with locating part, the outer dimension of the locating part is greater than the internal diameter of the straight pipe.
3. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the outer surface for harding lead bar
It is equipped with scale.
4. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the drill bit includes drilling rod sheet
Body, the tip bit being sequentially arranged on the drilling rod ontology from front to back and circle crusher drill.
5. femoral head necrosis core decompression device according to claim 4, it is characterised in that: the diameter of the round crusher drill
For 3-4mm.
6. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the outer guide pipe is far from institute
The one end for stating bending section is equipped with operation handle.
7. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the internal diameter of the outer guide pipe
For 8-16mm.
8. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the straight pipe is far from described
One end of bending section is equipped with operation handle.
9. femoral head necrosis core decompression device according to claim 1, it is characterised in that: the straight pipe and the folding
The transition junction of curved segment is smooth circular arc.
10. femoral head necrosis core decompression device according to claim 9, it is characterised in that: the straight pipe with it is described
The internal diameter of bending section is identical, and the internal diameter of the interior guide pipe is 6-14mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910319096.0A CN109998633B (en) | 2019-04-19 | 2019-04-19 | Femoral head necrosis marrow core pressure reducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910319096.0A CN109998633B (en) | 2019-04-19 | 2019-04-19 | Femoral head necrosis marrow core pressure reducing device |
Publications (2)
| Publication Number | Publication Date |
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| CN109998633A true CN109998633A (en) | 2019-07-12 |
| CN109998633B CN109998633B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910319096.0A Active CN109998633B (en) | 2019-04-19 | 2019-04-19 | Femoral head necrosis marrow core pressure reducing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899776A (en) * | 2020-02-12 | 2020-03-24 | 北京罗森博特科技有限公司 | Grinding drill manipulator |
| CN114376665A (en) * | 2021-12-03 | 2022-04-22 | 西安交通大学 | Multidimensional channel accurate medullary core pressure reduction device and use method |
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| US20030055431A1 (en) * | 2001-09-19 | 2003-03-20 | James Kevin Brannon | Bone cutting assembly |
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| CN203138650U (en) * | 2013-01-09 | 2013-08-21 | 中国人民解放军军事医学科学院附属医院 | Improved bone marrow core decompression surgical instrument for femoral head necrosis |
| CN203059876U (en) * | 2013-01-25 | 2013-07-17 | 王光达 | Marrow core pressure reducer used in femeral head osteonecrosis operation |
| CN103989502A (en) * | 2014-06-13 | 2014-08-20 | 王京生 | Femoral head necrosis drilling and decompression drill and bone cement stiffening bar matched with drill in use |
| CN203970438U (en) * | 2014-06-27 | 2014-12-03 | 艾派(广州)医疗器械有限公司 | The downright bad expansion tucker of repairing of a kind of femoral head blood |
| CN210158663U (en) * | 2019-04-19 | 2020-03-20 | 中国人民解放军联勤保障部队第九0四医院 | Femoral head necrosis medullary core pressure relief device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899776A (en) * | 2020-02-12 | 2020-03-24 | 北京罗森博特科技有限公司 | Grinding drill manipulator |
| CN114376665A (en) * | 2021-12-03 | 2022-04-22 | 西安交通大学 | Multidimensional channel accurate medullary core pressure reduction device and use method |
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