CN110448351A - A kind of acetabular bone spur removal deep osteotome of limit - Google Patents
A kind of acetabular bone spur removal deep osteotome of limit Download PDFInfo
- Publication number
- CN110448351A CN110448351A CN201910783856.3A CN201910783856A CN110448351A CN 110448351 A CN110448351 A CN 110448351A CN 201910783856 A CN201910783856 A CN 201910783856A CN 110448351 A CN110448351 A CN 110448351A
- Authority
- CN
- China
- Prior art keywords
- deep
- acetabular bone
- limit
- cutter
- osteotome
- 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.)
- Granted
Links
- 208000008558 Osteophyte Diseases 0.000 title claims abstract description 22
- 201000010934 exostosis Diseases 0.000 title claims abstract description 21
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 5
- 238000001356 surgical procedure Methods 0.000 abstract description 4
- 210000004394 hip joint Anatomy 0.000 description 5
- 210000000588 acetabulum Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 208000006820 Arthralgia Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- A61B17/1657—Bone breaking devices
-
- 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
- A61B17/1664—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip
- A61B17/1666—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip for the acetabulum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
Abstract
The present invention provides a kind of acetabular bone spur removal deep osteotome of limit, comprising: bone cutter, including cutter hub, one end of the cutter hub are provided with handle, and the other end uses cutter head to be deep；Deep part is limited, at least one, there is setting thickness, be removably mounted on the cutter hub, positioned at the side of the cutter hub, when the cutter head is deep, limit the depth of the cutter head osteotomy.In the course of surgery, deep part will be limited to be put into inside acetabular bone, the bottom surface of bottom contact acetabular bone, it limits deep part and fits in acetabular bone inner wall, bone cutter can only cut off the spur for limiting the above height of deep part, avoid cutting off excessive spur, influence the stability of acetabular bone, Periacetabular neurotrosis is avoided simultaneously, and the operation of operator is more accurate effectively.
Description
Technical field
The present invention relates to spur removal technical field of tools, and in particular to a kind of acetabular bone spur removal deep osteotome of limit.
Background technique
With making constant progress for medical technology, Replacement of Hip Joint has become treatment advanced stage hip lesion
One of conventional treatments.Replacement of Hip Joint is that artificial hip joint is implanted into human body by surgical operation, instead of suffering from
Sick function of joint corrects joint deformity to alleviate arthralgia, restores and improves function of joint, improve the quality of living.Carry out
When Replacement of Hip Joint, limbus of acetabulum often has excessive spur, needs to be purged spur.Current surgical operation
In, the removing of spur mainly passes through surgeon and cuts off by rule of thumb, and more demanding to the operation of operator, deviation occurs in operation
When, it is easy the more spur of excision, the stability of acetabular bone is influenced, is easy to injure the nervus vasculairs of Periacetabular；Cut off spur compared with
When few, remaining spur is easy to form fulcrum in hip joint activity, leads to abarticulation.
Summary of the invention
Therefore, surgery is mainly passed through to the removing of spur in the prior art the technical problem to be solved in the present invention is that overcoming
Doctor cuts off by rule of thumb, and the more demanding technological deficiency of the operation to operator can assist operator to go to provide one kind
Except the limit depth osteotome of acetabular bone spur.
For this purpose, the present invention provides a kind of acetabular bone spur removal deep osteotome of limit, comprising:
Bone cutter, including cutter hub, one end of the cutter hub are provided with handle, and the other end uses cutter head to be deep；
Deep part is limited, at least one, there is setting thickness, be removably mounted on the cutter hub, be located at the cutter hub
Side limit the depth of the cutter head osteotomy when the cutter head is deep.
As a preferred embodiment, the deep part of the limit includes:
Limit deep main body, be one section of annular solid, there is medial surface and lateral surface, the medial surface by connection structure with it is described
Cutter hub installation, the lateral surface are suitable for fitting acetabular bone inner wall.
As a preferred embodiment, the connection structure includes:
Link block has installation through-hole and connecting shaft；
Bolt is connected, the link block is spirally connected after the installation through-hole and is fixed on the cutter hub side；
Sleeve is connected, is fixedly connected by least one dowel with the medial surface, is rotatably sleeved on the company
In spindle；
Fixture nut is screwed onto the connection the tip of the axis, so that connection sleeve is fixed in the connecting shaft.
As a preferred embodiment, it is described limit deep part with a thickness of 0.5-3mm.
As a preferred embodiment, along the handle to the cutter head direction, the thickness of the cutter hub is gradually thinned, until institute
When stating cutter head position, is formed and be used for the deep knife edge.
As a preferred embodiment, along the handle to the cutter head direction, the side of the cutter hub is equipped with several be used for
The mounting hole of the link block is installed.
Technical solution provided by the invention, has the advantage that
1. acetabular bone spur removal of the invention is with limiting deep osteotome, including bone cutter and deep part is limited, when needing to limbus of acetabulum
When spur is purged, according to acetabular bone depth, the limit depth part of respective thickness is selected, in the course of surgery, deep part will be limited and be put into
Inside acetabular bone, bottom contacts the bottom surface of acetabular bone, limits deep part and fits in acetabular bone inner wall, bone cutter can only cut off the deep part of limit or more height
Spur, avoid cutting off excessive spur, be easily slid out after causing ball and socket joint to be fit into, influence the stability of acetabular bone, simultaneously
Periacetabular neurotrosis is avoided, the operation of operator is more accurate effectively.
2. acetabular bone spur removal of the invention, with deep osteotome is limited, limiting deep main body is annular solid, and lateral surface is convenient for fitting acetabular bone
Inner wall, and with the progress of bone cutter cutting spur, it can gradually slide, operate more suitable along acetabular bone inner wall inside acetabular bone
Freely.
3. acetabular bone spur removal of the invention is removably secured by connection bolt and is mounted on deep osteotome, link block is limited
Cutter hub side limits deep main body and is rotatably sleeved in the connecting shaft with link block by connecting sleeve, and this structure design is just
In disassembly, it is convenient for changing the limit depth part of different-thickness, when bone cutter cutting is located at the spur of acetabular bone different location, limits deep main body
Corresponding rotation can be done, remains that lateral surface is bonded with acetabular bone inner wall.
4. acetabular bone spur removal of the invention is with deep osteotome is limited, along handle to direction to the end, the thickness of cutter hub is gradually thinned,
It when to cutter head position, is formed and is used for the deep knife edge, the side that deep part is arranged close to the knife edge is limited, convenient for being adjacent in acetabular bone
Wall, there is operant activity space in lesser acetabular bone, and opposite side can cut off extra spur.
5. acetabular bone spur removal of the invention is with deep osteotome is limited, along handle to cutter head direction, the side of cutter hub is equipped with several
A mounting hole for being used to install link block, so as to according to actual needs, limit deep part in different position installations, extend suitable
Use range.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the prior art or the specific embodiment of the invention, below to existing skill
Attached drawing used in art or specific embodiment description is briefly described.
Fig. 1 is the acetabular bone spur removal overall structure diagram for limiting deep osteotome of the present invention.
Fig. 2 is part A enlarged drawing in Fig. 1.
Fig. 3 is another three-dimensional view of Fig. 2.
Appended drawing reference: 1, bone cutter；11, cutter hub；12, handle；13, cutter head；2, deep part is limited；21, deep main body is limited；22, interior
Side；23, lateral surface；31, link block；311, installation through-hole；312, connecting shaft；32, bolt is connected；33, sleeve is connected；34,
Dowel.
Specific embodiment
Technical solution of the present invention is described in detail with reference to the accompanying drawings of the specification.
Embodiment
The present embodiment provides a kind of acetabular bone spurs to remove with deep osteotome is limited, as shown in Figs. 1-3, comprising: bone cutter 1, including
Cutter hub 11, one end of the cutter hub 11 are provided with handle 12, and the other end is deep cutter head 13；The deep part 2 of limit, at least one,
With setting thickness, it is removably mounted on the cutter hub 11, it is deep in the cutter head 13 positioned at the side of the cutter hub 11
When, limit the depth of 13 osteotomy of cutter head.
The acetabular bone spur removal of the present embodiment is limited deep part 2 and is provided at least one with deep osteotome is limited, when needing to limbus of acetabulum
Spur when being purged, according to acetabular bone depth, select the limit depth part 2 of respective thickness, in the course of surgery, deep part 2 will be limited and put
Enter to inside acetabular bone, bottom contacts the bottom surface of acetabular bone, limit deep part 2 and fit in acetabular bone inner wall, bone cutter can only cut off the deep part 2 of limit with
The spur of upper height avoids cutting off excessive spur, influences the stability of acetabular bone, while avoiding Periacetabular neurotrosis, hand
The operation of patient is more accurate effectively.
In the present embodiment, the deep part 2 of the limit includes: to limit deep main body 21, is one section of annular solid, has medial surface 22 and outside
Face 23, the medial surface 22 are installed by connection structure and the cutter hub 11, and the lateral surface 23 is suitable for fitting acetabular bone inner wall.
The acetabular bone spur removal of the present embodiment is with deep osteotome is limited, and limiting deep main body 21 is annular solid, and lateral surface 23 is convenient for fitting
Acetabular bone inner wall, and with the progress of bone cutter cutting spur, it can gradually be slided inside acetabular bone along acetabular bone inner wall, operation is more
It is smooth.
In the present embodiment, the connection structure includes: link block 31, has installation through-hole 311 and connecting shaft 312；Connection
The link block 31 is spirally connected after the installation through-hole 311 and is fixed on 11 side of cutter hub by bolt 32；Connect sleeve
33, it is fixedly connected, is rotatably sleeved in the connecting shaft 312 with the medial surface 22 by least one dowel 34；
Fixture nut is screwed onto the end of the connecting shaft 312, so that connection sleeve 33 is fixed in the connecting shaft 312.
The acetabular bone spur removal of the present embodiment is removably secured peace by connecting bolt 32 with deep osteotome, link block 31 is limited
Mounted in 11 side of cutter hub, limits deep main body 21 and is rotatably sleeved in the connecting shaft 312 with link block 31 by connecting sleeve 33,
This structure design is easy to disassemble, is convenient for changing the limit depth part 2 of different-thickness, when bone cutter cutting is located at acetabular bone different location
When spur, corresponding rotation can be done by limiting deep main body 21, remain that lateral surface is bonded with acetabular bone inner wall.
In the present embodiment, it is described limit deep part 2 with a thickness of 2mm, those skilled in the art can according to need, In
Unrestricted choice in the range of 0.5-3mm.
Along the handle 12 to 13 direction of cutter head, the thickness of the cutter hub 11 is gradually thinned, until the cutter head 13
When setting, formed and be used for the deep knife edge, limit the side that deep part is arranged close to the knife edge, convenient for being adjacent to acetabular bone inner wall, compared with
There is operant activity space in small acetabular bone, opposite side can cut off extra spur.
Along the handle 12 to 13 direction of cutter head, the side of the cutter hub 11 is equipped with several for installing the connection
The mounting hole of block 31, so as to according to actual needs, limit deep part in different position installations, extend the scope of application.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (6)
1. a kind of acetabular bone spur removal deep osteotome of limit, it is characterised in that: include:
One end of bone cutter (1), including cutter hub (11), the cutter hub (11) is provided with handle (12), and the other end uses knife to be deep
Head (13)；
Deep part (2) is limited, at least one, there is setting thickness, be removably mounted on the cutter hub (11), be located at the knife
The side of body (11) limits the depth of the cutter head (13) osteotomy when the cutter head (13) is deep.
2. acetabular bone spur according to claim 1 removal is with limiting deep osteotome, it is characterised in that: the limit depth part (2) includes:
Deep main body (21) is limited, is one section of annular solid, there is medial surface (22) and lateral surface (23), the medial surface (22) passes through company
Binding structure and the cutter hub (11) are installed, and the lateral surface (23) is suitable for fitting acetabular bone inner wall.
3. acetabular bone spur according to claim 2 removal is with limiting deep osteotome, it is characterised in that: the connection structure includes:
Link block (31) has installation through-hole (311) and connecting shaft (312)；
It connects bolt (32), the link block (31) is spirally connected after the installation through-hole (311) and is fixed on the cutter hub
(11) side；
It connects sleeve (33), is fixedly connected by least one dowel (34) with the medial surface (22), is rotationally arranged
On the connecting shaft (312)；
Fixture nut is screwed onto the end of the connecting shaft (312), so that connection sleeve (33) is fixed on the connecting shaft
(312) on.
4. the acetabular bone spur removal according to claim 2 or 3 deep osteotome of limit, it is characterised in that: the deep part (2) of limit
With a thickness of 0.5-3mm.
5. the acetabular bone spur removal according to claim 3 deep osteotome of limit, it is characterised in that: along the handle (12) to institute
Cutter head (13) direction is stated, the thickness of the cutter hub (11) is gradually thinned, until being formed when the cutter head (13) position for deep
The knife edge.
6. the acetabular bone spur removal according to claim 5 deep osteotome of limit, it is characterised in that: along the handle (12) to institute
Cutter head (13) direction is stated, the side of the cutter hub (11) is equipped with several for installing the mounting hole of the link block (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910783856.3A CN110448351B (en) | 2019-08-23 | 2019-08-23 | Depth-limiting osteotome for removing acetabulum osteophyte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910783856.3A CN110448351B (en) | 2019-08-23 | 2019-08-23 | Depth-limiting osteotome for removing acetabulum osteophyte |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110448351A true CN110448351A (en) | 2019-11-15 |
| CN110448351B CN110448351B (en) | 2024-02-27 |
Family
ID=68488853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910783856.3A Active CN110448351B (en) | 2019-08-23 | 2019-08-23 | Depth-limiting osteotome for removing acetabulum osteophyte |
Country Status (1)
| Country | Link |
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| CN (1) | CN110448351B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110448351B (en) | 2024-02-27 |
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