JPH02104019U - - Google Patents
Info
- Publication number
- JPH02104019U JPH02104019U JP1178989U JP1178989U JPH02104019U JP H02104019 U JPH02104019 U JP H02104019U JP 1178989 U JP1178989 U JP 1178989U JP 1178989 U JP1178989 U JP 1178989U JP H02104019 U JPH02104019 U JP H02104019U
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- spinous processes
- fixing
- midline part
- midline
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 210000000988 bone and bone Anatomy 0.000 claims description 2
- 101150097977 arch-1 gene Proteins 0.000 claims 1
- 239000004068 calcium phosphate ceramic Substances 0.000 claims 1
Description
第１ａ図は脊椎弓を示す略示平面図、第１ｂ図
は棘突起が縦割された脊椎弓を示す略示平面図、
第２ａ図は本考案の実施例である人工骨スペーサ
ーを示す斜視図、第２ｂ図は同じく他の実施例を
示す斜視図、第３ａ図は本考案の使用例を示す斜
視図、第３ｂ図は同じく他の使用例を示す斜視図
である。
１……脊椎弓、２，２ａ，２ｂ……棘突起、１
０……スペーサー、１０ａ……スペーサー上方、
１０ｂ……スペーサー下方、１１，１１ａ，１１
ｂ，１１ｃ……固定用孔。
Fig. 1a is a schematic plan view showing the vertebral arch, Fig. 1b is a schematic plan view showing the vertebral arch with the spinous process longitudinally divided;
Fig. 2a is a perspective view showing an artificial bone spacer as an embodiment of the present invention, Fig. 2b is a perspective view showing another embodiment, Fig. 3a is a perspective view showing an example of use of the invention, Fig. 3b FIG. 2 is a perspective view showing another usage example. 1...vertebral arch, 2, 2a, 2b...spinous process, 1
0...Spacer, 10a...Spacer above,
10b...Spacer lower, 11, 11a, 11
b, 11c...Fixing hole.
Claims (1)
で該正中部３を拡開して形成される縦割された棘
突起２ａ，２ｂの間に密着挿入するためのスペー
サー１０であつて、該スペーサー１０が、スペー
サー上方１０ａからスペーサー下方１０ｂに向か
つてテーパした形状を有し、スペーサー１０を前
記縦割された棘突起２ａ，２ｂの間に固定するた
めの固定用孔１１を備え、且つスペーサー１０が
燐酸カルシウム系セラミツクスで形成されること
を特徴とする人工骨スペーサー。 A spacer 10 for vertically dividing the spinous process 2 of the vertebral arch 1 at the midline part 3, and then expanding the midline part 3 to insert the spacer closely between the vertically divided spinous processes 2a and 2b. The spacer 10 has a tapered shape from an upper spacer 10a to a lower spacer 10b, and includes a fixing hole 11 for fixing the spacer 10 between the longitudinally divided spinous processes 2a and 2b. , and an artificial bone spacer characterized in that the spacer 10 is formed of calcium phosphate ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1178989U JPH02104019U (en) | 1989-02-04 | 1989-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1178989U JPH02104019U (en) | 1989-02-04 | 1989-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02104019U true JPH02104019U (en) | 1990-08-17 |
Family
ID=31220651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1178989U Pending JPH02104019U (en) | 1989-02-04 | 1989-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02104019U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07163582A (en) * | 1993-10-01 | 1995-06-27 | Acromed Corp | Bone marrow transplantation device and its use |
| JP2002282287A (en) * | 2001-03-26 | 2002-10-02 | Toshikatsu Mamada | Spinous projection spacer |
-
1989
- 1989-02-04 JP JP1178989U patent/JPH02104019U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07163582A (en) * | 1993-10-01 | 1995-06-27 | Acromed Corp | Bone marrow transplantation device and its use |
| JP2002282287A (en) * | 2001-03-26 | 2002-10-02 | Toshikatsu Mamada | Spinous projection spacer |
| JP4608121B2 (en) * | 2001-03-26 | 2011-01-05 | 敏且 侭田 | Spinous process spacer |