JPH01126211U - - Google Patents
Info
- Publication number
- JPH01126211U JPH01126211U JP2235688U JP2235688U JPH01126211U JP H01126211 U JPH01126211 U JP H01126211U JP 2235688 U JP2235688 U JP 2235688U JP 2235688 U JP2235688 U JP 2235688U JP H01126211 U JPH01126211 U JP H01126211U
- Authority
- JP
- Japan
- Prior art keywords
- needle
- tip
- tubular outer
- tubular
- cutting edge
- 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
- 238000000605 extraction Methods 0.000 claims description 3
- 238000001574 biopsy Methods 0.000 claims description 2
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Sampling And Sample Adjustment (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
内針の斜視図、第２図は管状外針の斜視図、第３
図は管状摘出針の斜視図、第４図はシリンジとピ
ストンの斜視図、第５図Ａ〜Ｄは生検針による試
料の摘出作動を示す截断側面図である。
１……内針、１ａ……内針の先端刃縁、２……
管状外針、２ａ……外針の先端刃縁、３……管状
摘出針、３ａ……割片、３ｂ……割片の先端刃縁
、４……シリンジ、４ａ……ピストン。
The drawings show an embodiment of the present invention, in which Fig. 1 is a perspective view of the inner needle, Fig. 2 is a perspective view of the tubular outer needle, and Fig. 3 is a perspective view of the tubular outer needle.
4 is a perspective view of a tubular extraction needle, FIG. 4 is a perspective view of a syringe and a piston, and FIGS. 5A to 5D are cutaway side views showing the operation of extracting a sample with a biopsy needle. 1...Inner needle, 1a...Tip edge of inner needle, 2...
Tubular outer needle, 2a... tip edge of outer needle, 3... tubular extraction needle, 3a... split piece, 3b... tip edge of split piece, 4... syringe, 4a... piston.
Claims (1)
ようにした内針１と、先端２ａを刃縁とした管状
外針２と、先端を適宜長さ複数片に切割し、夫々
先端を刃縁３ｂとした各割片３ａを弾性的に外方
に開くようにし、且つ基部をピストン付シリンジ
４の先端に結着して管状外針２内に抜挿するよう
にした管状の摘出針３との組合せから成る生検針
。 The inner needle 1 has a sharp tip 1a so that it can be inserted into and withdrawn from the tubular outer needle 2, the tubular outer needle 2 has a tip 2a as a cutting edge, and the tip is cut into a plurality of pieces of appropriate length, each with a cutting edge. A tubular extraction needle 3 in which each split piece 3a with a rim 3b is elastically opened outward, and the base is tied to the tip of a syringe 4 with a piston so that the needle can be inserted into and extracted from the tubular outer needle 2. A biopsy needle consisting of a combination of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2235688U JPH01126211U (en) | 1988-02-24 | 1988-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2235688U JPH01126211U (en) | 1988-02-24 | 1988-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126211U true JPH01126211U (en) | 1989-08-29 |
Family
ID=31240398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2235688U Pending JPH01126211U (en) | 1988-02-24 | 1988-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126211U (en) |
-
1988
- 1988-02-24 JP JP2235688U patent/JPH01126211U/ja active Pending
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