CN108498132A - A kind of downright bad sclerotin grinder in femoral head inside - Google Patents
A kind of downright bad sclerotin grinder in femoral head inside Download PDFInfo
- Publication number
- CN108498132A CN108498132A CN201810474069.6A CN201810474069A CN108498132A CN 108498132 A CN108498132 A CN 108498132A CN 201810474069 A CN201810474069 A CN 201810474069A CN 108498132 A CN108498132 A CN 108498132A
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- CN
- China
- Prior art keywords
- swingle
- fixed ring
- upper fixed
- sclerotin
- femoral head
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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
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
A kind of downright bad sclerotin grinder in femoral head inside, belongs to orthopedic medical device technical field, for being crushed to femoral head inside necrosis sclerotin.Its technical solution is：The lower end of its swingle and the clamp of super hole cutter are connected, upper fixed ring is fixedly set in the top of swingle, lower push-pull ring is sleeved on the lower part of swingle, the endoporus of lower push-pull ring and the outer wall of swingle are to be slidably matched, upper fixed ring is evenly distributed in multiple circular holes, more elastic wires revolve around it bar, are fixedly connected at the top of the upper end of more elastic wires and swingle, and multiple circular holes that the lower ends of more elastic wires is each passed through fixed ring are fixedly connected with the circumference of lower push-pull ring.The present invention solves the problems, such as that caput femoris necrosis sclerotin is difficult to take out and is damaged to ilium excessive with simplest structure, new technological means is provided to efficiently use caput femoris necrosis sclerotin, extremely satisfied therapeutic effect is achieved, the new way for the treatment of caput femoris necrosis is opened.
Description
Technical field
The tool that downright bad sclerotin crushes inside the femoral head that the present invention relates to a kind of to caput femoris necrosis lesion occurs,
Belong to orthopedic medical device technical field.
Background technology
Caput femoris necrosis is a Pathologic process, initially occurs in the heavy burden area of femoral head, necrosis under stress
Bone trabecular bone structure is damaged, i.e., micro- fracture and the repair process for being then directed to injured bone.If causing bone bad
Dead reason is not eliminated, repairs not perfect, damage-reparation process continuation, it will the change of femur header structure, femoral head is caused to be collapsed
It falls into, deformation, causes arthritis and dysfunction.Caput femoris necrosis can no doubt cause ailing, joint motion and walking with load work(
Can obstacle, but caput femoris necrosis lesion has limitation after all, only involves individual joints, can mitigate, subsides and self-healing, even if
Seriously, it can also finally be remedied by artificial hip joint replacing, remain to restore walking ability.The sings and symptoms of caput femoris necrosis
Varied, the degree of time, breaking-out that slight illness occurs also are not quite similar, but are all based on Pathologic.
For the caput femoris necrosis not yet collapsed in early days can by taking out downright bad sclerotin, the methods of implantation autologous ilium into
Row treatment.But this method one be take out that downright bad sclerotin is difficult, second is that all with autologous ilium filling to the damage of ilium compared with
Greatly.Therefore new technology is taken to treat the new issue that caput femoris necrosis is urgently to be resolved hurrily.
Invention content
Technical problem to be solved by the invention is to provide downright bad sclerotin grinder, this grinders inside a kind of femoral head
The downright bad sclerotin in femoral head can not be taken out by its bean vermicelli, to be placed in bone growth factor in broken bone after being pulverized, made
Activation, to treat caput femoris necrosis.
Solving the technical solution of above-mentioned technical problem is：
A kind of downright bad sclerotin grinder in femoral head inside, it is made of swingle, upper fixed ring, lower push-pull ring, elastic wire, rotation
Bull stick is stock, and the lower end of swingle and the clamp of super hole cutter are connected, and upper fixed ring is fixedly set in the top of swingle,
Lower push-pull ring is sleeved on the lower part of swingle, and the endoporus of lower push-pull ring and the outer wall of swingle are to be slidably matched, upper fixed ring
It is evenly distributed in multiple circular holes, more elastic wires revolve around it bar, and the upper end of more elastic wires and the top of swingle are solid
Fixed connection, multiple circular holes that the lower ends of more elastic wires is each passed through fixed ring are fixedly connected with the circumference of lower push-pull ring.
Downright bad sclerotin grinder inside above-mentioned femoral head, fixed ring are planar circular, and the annulus of upper fixed ring is flat
Face and swingle it is axially vertical, the endoporus of upper fixed ring is fixedly connected with the outer wall of swingle, multiple circular holes of upper fixed ring
The diameter of internal diameter and more elastic wires match, multiple circular holes of more elastic wires and upper fixed ring are to be slidably matched.
Downright bad sclerotin grinder inside above-mentioned femoral head, multiple circular holes of fixed ring are outside inclined upward
Angling hole, multiple circular holes are more than at a distance from swingle outer wall in upper fixed ring bottom surface and swingle in upper fixed ring upper surface
The distance of outer wall, the axis of an each circular hole plane with the central axis of swingle composition respectively.
Downright bad sclerotin grinder inside above-mentioned femoral head, uniformly distributed jagged on the more elastic wires, burr is around bullet
The circumference of property steel wire, the circumference uniform distribution of the direction of burr in elastic wire.
The beneficial effects of the invention are as follows：
The swingle of the present invention rotates after being fixed by trepanning drill chuck head, pushes up lower push-pull ring, more elastic wires to
Upper movement, and being bent outwardly along the circular hole of upper fixed ring, forms the whole arc surface of outwardly convex, more elastic wires with
It is broken bone block that downright bad sclerotin in femoral head gradually cut, crushed by swingle rotation makes necrotic bone to be placed in bone growth factor
Matter activates, and treats caput femoris necrosis.
The present invention is the pioneering of orthopaedics therapy caput femoris necrosis, and it is difficult to solve caput femoris necrosis sclerotin with simplest structure
To take out and damage excessive problem to ilium, new technological means is provided to efficiently use caput femoris necrosis sclerotin, is obtained
Extremely satisfied therapeutic effect opens the new way for the treatment of caput femoris necrosis, there is a fabulous popularizing value.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the use state diagram of Fig. 1；
Fig. 3 is the use state diagram of the present invention.
It is marked in figure as follows：Swingle 1, upper fixed ring 2, lower push-pull ring 3, elastic wire 4, circular hole 5, super hole cutter 6, femur
First 7.
Specific implementation mode
The present invention is made of swingle 1, upper fixed ring 2, lower push-pull ring 3, elastic wire 4.
Fig. 1,2,3 show that swingle 1 is stock, and the lower end of swingle 1 is connected with the clamp of super hole cutter 6, rotation
Bar 2 can be rotated under the driving of longitudinal super hole cutter 6.
Fig. 1,2 displays, upper fixed ring 2 are fixedly set in the top of swingle 1, and upper fixed ring 2 is planar circular, upper fixation
The circular planes of ring 2 are axially vertical with swingle 1, and the endoporus of upper fixed ring 2 is fixedly connected with the outer wall of swingle 1.
Fig. 1,2 displays, lower push-pull ring 3 are sleeved on the lower part of swingle 1, the outer wall of the endoporus and swingle 1 of lower push-pull ring 3
To be slidably matched, lower push-pull ring 3 can be moved up and down along swingle 1.
Fig. 1,2 displays, more elastic wires 4 revolve around it bar 1, the top of the upper end and swingle 1 of more elastic wires 4
It is fixedly connected, the lower end of more elastic wires 4 is each passed through multiple circular holes 5 of fixed ring 2 and the circumference of lower push-pull ring 3 is fixed
Connection.When pushing up lower push-pull ring 3, elastic wire 4 is with moving up.
Fig. 1,2 displays, upper fixed ring 2 are evenly distributed in multiple circular holes 5, the internal diameter of multiple circular holes 5 of upper fixed ring 2 with
The diameter of more elastic wires 4 matches, and multiple circular holes of more elastic wires 4 and upper fixed ring 2 are to be slidably matched, more bullets
Property steel wire 4 can slide up and down in multiple circular holes 5 of upper fixed ring 2.
Fig. 1,2 displays, multiple circular holes 5 of upper fixed ring 2 are the angling hole of outside inclined upward, and multiple circular holes 5 are upper
2 upper surface of fixed ring is more than in 2 bottom surface of upper fixed ring at a distance from 1 outer wall of swingle, each at a distance from 1 outer wall of swingle
The plane that the axis of circular hole 5 is formed with the central axis of swingle 1 respectively.This structure can make elastic wire 4 to
The bending of outside top is formed when upper mobile, it will not inwardly or two lateral bends, to ensure that the when of rotating effectively cuts and crushes
Downright bad sclerotin.
Fig. 1,2 show that uniformly distributed jagged on more elastic wires 4, burr is around the circumference of elastic wire 4, the side of burr
To the circumference uniform distribution in elastic wire 4.
Fig. 3 shows that application method of the invention is as follows：
It is drilled first to femur using super hole cutter 6, drill bit is open to femoral head 7, exits drill bit, by the lower end of swingle 1
It is clamped with the clamp of super hole cutter 6；
Swingle 1 is put into from drilling, 1 front end of swingle and elastic wire 4 reach foot of hole, start super hole cutter 6, swingle
1 rotates with the clamp of super hole cutter 6；
Lower push-pull ring 3 is pushed up, more elastic wires 4 move up, and are bent outwardly along the circular hole of upper fixed ring 2, shape
At the whole arc surface of outwardly convex, more elastic wires 4 gradually cut downright bad sclerotin in femoral head as swingle 1 rotates
Cutting, crushing is broken bone block；
It completes to pull downward on lower push-pull ring 3 after crushing, elastic wire 4 is withdrawn, and takes out swingle 1 outward；
It is placed in bone growth factor, so that necrotic bone matter is activated, caput femoris necrosis is treated.
Claims (4)
1. downright bad sclerotin grinder inside a kind of femoral head, it is characterised in that：It is by swingle（1）, upper fixed ring（2）, under push away
Draw ring（3）, elastic wire（4）Composition, swingle（1）For stock, swingle（1）Lower end and super hole cutter（6）Clamp cooperation
Connection, upper fixed ring（2）It is fixedly set in swingle（1）Top, lower push-pull ring（3）It is sleeved on swingle（1）Lower part, under
Push-pull ring（3）Endoporus and swingle（1）Outer wall be slidably matched, upper fixed ring（2）Be evenly distributed in multiple circular holes
（5）, more elastic wires（4）Revolve around it bar（1）, more elastic wires（4）Upper end and swingle（1）Top fix connect
It connects, more elastic wires（4）Lower end be each passed through fixed ring（2）Multiple circular holes（5）With lower push-pull ring（3）Circumference it is solid
Fixed connection.
2. downright bad sclerotin grinder inside femoral head according to claim 1, it is characterised in that：Fixed ring（2）
For planar circular, upper fixed ring（2）Circular planes and swingle（1）Axially vertical, upper fixed ring（2）Endoporus and rotation
Bar（1）Outer wall be fixedly connected, upper fixed ring（2）Multiple circular holes（5）Internal diameter and more elastic wires（4）Diameter phase
Match, more elastic wires（4）With upper fixed ring（2）Multiple circular holes（5）To be slidably matched.
3. downright bad sclerotin grinder inside femoral head according to claim 2, it is characterised in that：Fixed ring（2）
Multiple circular holes（5）It is the angling hole of outside inclined upward, multiple circular holes（5）In upper fixed ring（2）Upper surface and swingle
（1）The distance of outer wall is more than in upper fixed ring（2）Bottom surface and swingle（1）The distance of outer wall, each circular hole（5）Axis point
Not and swingle（1）Central axis composition a plane.
4. downright bad sclerotin grinder inside femoral head according to claim 1, it is characterised in that：The more elastic wires
（4）Upper uniformly distributed jagged, burr is around elastic wire（4）Circumference, the direction of burr is in elastic wire（4）Circumference uniform distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810474069.6A CN108498132A (en) | 2018-05-17 | 2018-05-17 | A kind of downright bad sclerotin grinder in femoral head inside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810474069.6A CN108498132A (en) | 2018-05-17 | 2018-05-17 | A kind of downright bad sclerotin grinder in femoral head inside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108498132A true CN108498132A (en) | 2018-09-07 |
Family
ID=63400724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810474069.6A Withdrawn CN108498132A (en) | 2018-05-17 | 2018-05-17 | A kind of downright bad sclerotin grinder in femoral head inside |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108498132A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112075969A (en) * | 2020-09-30 | 2020-12-15 | 韩永台 | Anchor type femoral head internal bone scraper capable of gradually expanding thick channel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2551199Y (en) * | 2002-06-11 | 2003-05-21 | 华勇 | Net basket type intracranial hematoma puncture needle |
| CN101433468A (en) * | 2008-12-16 | 2009-05-20 | 张纯朴 | Device for cutting bone inside femoral head |
| CN104814771A (en) * | 2015-05-25 | 2015-08-05 | 启东市吕四科技创业中心有限公司 | Novel file |
| CN105939677A (en) * | 2013-12-12 | 2016-09-14 | 康文图斯整形外科公司 | Tissue displacement tools and methods |
| CN206761748U (en) * | 2016-12-02 | 2017-12-19 | 天津市人民医院 | Foreign matter removal device |
-
2018
- 2018-05-17 CN CN201810474069.6A patent/CN108498132A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2551199Y (en) * | 2002-06-11 | 2003-05-21 | 华勇 | Net basket type intracranial hematoma puncture needle |
| CN101433468A (en) * | 2008-12-16 | 2009-05-20 | 张纯朴 | Device for cutting bone inside femoral head |
| CN105939677A (en) * | 2013-12-12 | 2016-09-14 | 康文图斯整形外科公司 | Tissue displacement tools and methods |
| CN104814771A (en) * | 2015-05-25 | 2015-08-05 | 启东市吕四科技创业中心有限公司 | Novel file |
| CN206761748U (en) * | 2016-12-02 | 2017-12-19 | 天津市人民医院 | Foreign matter removal device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112075969A (en) * | 2020-09-30 | 2020-12-15 | 韩永台 | Anchor type femoral head internal bone scraper capable of gradually expanding thick channel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180907 |