JPH03116824U - - Google Patents
Info
- Publication number
- JPH03116824U JPH03116824U JP2444290U JP2444290U JPH03116824U JP H03116824 U JPH03116824 U JP H03116824U JP 2444290 U JP2444290 U JP 2444290U JP 2444290 U JP2444290 U JP 2444290U JP H03116824 U JPH03116824 U JP H03116824U
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- bone
- rectangular parallelepiped
- shape
- fixing
- 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.)
- Pending
Links
- 210000000988 bone and bone Anatomy 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 210000003692 ilium Anatomy 0.000 claims description 3
- 239000004068 calcium phosphate ceramic Substances 0.000 claims 1
- 238000003306 harvesting Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Description
第１図は本考案の直方体形状を有する人工骨ス
ペーサーを示す全体斜視図、第２図は第１図の
−断面図、第３図は本考案の直方体の相対する
１対の面が曲率半径γで湾曲した形状を有する人
工骨スペーサーを示す全体斜視図、第４図は第３
図の−断面図、第５ａ図は本考案の人工骨ス
ペーサーを腸骨の採骨部に補綴する際の概略状態
図、第５ｂ図は本考案の人工骨スペーサーを腸骨
の採骨部に補綴した概略状態図である。
１，３０……人工骨スペーサー、１ａ，１ｂ，
３０ａ，３０ｂ……面、２，３１……固定用孔、
γ……曲率半径。
Fig. 1 is an overall perspective view showing an artificial bone spacer having a rectangular parallelepiped shape according to the present invention, Fig. 2 is a cross-sectional view taken from Fig. FIG. 4 is an overall perspective view showing an artificial bone spacer having a curved shape at γ.
Figure 5a is a schematic diagram of the prosthesis of the artificial bone spacer of the present invention to the bone harvested part of the ilium, and Figure 5b is a cross-sectional view of the artificial bone spacer of the present invention to the bone harvested part of the ilium. It is a schematic state diagram with prosthesis. 1,30...Artificial bone spacer, 1a, 1b,
30a, 30b... surface, 2, 31... fixing hole,
γ...Radius of curvature.
Claims (1)
つて、該スペーサーが、直方体形状又は直方体の
相対する１対の面が曲率半径γ＝５〜５００mmの
範囲で湾曲した形状を有し、且つスペーサーを前
記採骨部に固定するための固定用孔を複数備えた
連通気孔を有する多孔質の燐酸カルシウム系セラ
ミツクスで形成されてなることを特徴とする人工
骨スペーサー。 A spacer for filling a bone harvested portion of an ilium, the spacer having a rectangular parallelepiped shape or a shape in which a pair of opposing surfaces of a rectangular parallelepiped are curved within a radius of curvature γ = 5 to 500 mm, and An artificial bone spacer, characterized in that it is formed of porous calcium phosphate ceramics having a plurality of fixing holes for fixing the spacer to the bone harvesting part and a communicating hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2444290U JPH03116824U (en) | 1990-03-13 | 1990-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2444290U JPH03116824U (en) | 1990-03-13 | 1990-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116824U true JPH03116824U (en) | 1991-12-03 |
Family
ID=31527404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2444290U Pending JPH03116824U (en) | 1990-03-13 | 1990-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007236316A (en) * | 2006-03-10 | 2007-09-20 | Kiyonori Hiwatari | Afforestation block |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166843A (en) * | 1980-05-28 | 1981-12-22 | Mitsubishi Mining & Cement Co | Filler for bone broken section and void section |
| JPS62158175A (en) * | 1986-01-07 | 1987-07-14 | 住友大阪セメント株式会社 | Porous ceramic formed body for substitute bone and manufacture |
-
1990
- 1990-03-13 JP JP2444290U patent/JPH03116824U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166843A (en) * | 1980-05-28 | 1981-12-22 | Mitsubishi Mining & Cement Co | Filler for bone broken section and void section |
| JPS62158175A (en) * | 1986-01-07 | 1987-07-14 | 住友大阪セメント株式会社 | Porous ceramic formed body for substitute bone and manufacture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007236316A (en) * | 2006-03-10 | 2007-09-20 | Kiyonori Hiwatari | Afforestation block |