JPH0356414U - - Google Patents
Info
- Publication number
- JPH0356414U JPH0356414U JP11783589U JP11783589U JPH0356414U JP H0356414 U JPH0356414 U JP H0356414U JP 11783589 U JP11783589 U JP 11783589U JP 11783589 U JP11783589 U JP 11783589U JP H0356414 U JPH0356414 U JP H0356414U
- Authority
- JP
- Japan
- Prior art keywords
- flexible coil
- showing
- wound portion
- distal end
- loosely wound
- 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
- 238000005452 bending Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
第１図Ａは、本考案に係る第１実施例を示す医
療用処置具の弯曲機構の縦断面を示す平面図、第
１図Ｂは、第１図Ａに示すＡ−Ａ線よりの横断面
を示す平面図、第２図は、第１図Ａにおける弯曲
操作における作用状態の要部を断面にて示す平面
図、第３図は、第１図Ａの先端部の変形例の要部
を断面にて示す平面図、第４図は、第１図Ａの先
端部の変形例の要部を断面にて示す平面図、第５
図Ａ，Ｂは、第１図Ａに示す操作ワイヤの先端部
の変形例の要部を示す斜視図、第６図は、本考案
に係る第２実施例を示す医療用処置具の弯曲機構
の縦断面を示す平面図、第７図は、従来の医療用
処置具の弯曲機構の縦断面を示す平面図、第８図
は、第７図の作用状態の要部を断面にて示す平面
図である。
４……可撓性コイル、４ａ……疎巻部、４ｂ…
…密巻部、６……操作ワイヤ、６ａ……折り曲げ
部、６ｂ……固着端、６ｃ……操作端、７……操
作パイプ、８……組織採取用ブラシ。
FIG. 1A is a plan view showing a longitudinal section of a bending mechanism of a medical treatment instrument showing a first embodiment of the present invention, and FIG. 1B is a cross-sectional view taken along line A-A shown in FIG. 1A. FIG. 2 is a cross-sectional plan view showing the main part of the operating state in the bending operation in FIG. 1A, and FIG. 3 is the main part of a modified example of the tip part in FIG. FIG. 4 is a plan view showing the main part of the modification of the tip part of FIG. 1A in cross section, and FIG.
Figures A and B are perspective views showing essential parts of a modification of the tip of the operating wire shown in Figure 1A, and Figure 6 is a bending mechanism of a medical treatment instrument showing a second embodiment of the present invention. FIG. 7 is a plan view showing a vertical cross section of the bending mechanism of a conventional medical treatment instrument; FIG. 8 is a plan view showing a main part of the operating state of FIG. It is a diagram. 4... Flexible coil, 4a... Loosely wound portion, 4b...
... Tightly wound portion, 6... Operating wire, 6a... Bent portion, 6b... Fixed end, 6c... Operating end, 7... Operating pipe, 8... Brush for tissue collection.
Claims (1)
疎巻部内に折り曲げ部を形成し、その先端を可撓
性コイルに固設して、基端を可撓性コイル内を進
退自在に引き通されたワイヤと、を具備したこと
を特徴とする医療用処置具の弯曲機構。 A flexible coil having a loosely wound portion at its distal end, a bent portion formed within the loosely wound portion, the distal end fixed to the flexible coil, and the proximal end movable back and forth within the flexible coil. A bending mechanism for a medical treatment instrument, characterized by comprising a wire pulled through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11783589U JPH0356414U (en) | 1989-10-06 | 1989-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11783589U JPH0356414U (en) | 1989-10-06 | 1989-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0356414U true JPH0356414U (en) | 1991-05-30 |
Family
ID=31666035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11783589U Pending JPH0356414U (en) | 1989-10-06 | 1989-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0356414U (en) |
-
1989
- 1989-10-06 JP JP11783589U patent/JPH0356414U/ja active Pending