JPS6368309U - - Google Patents
Info
- Publication number
- JPS6368309U JPS6368309U JP16232486U JP16232486U JPS6368309U JP S6368309 U JPS6368309 U JP S6368309U JP 16232486 U JP16232486 U JP 16232486U JP 16232486 U JP16232486 U JP 16232486U JP S6368309 U JPS6368309 U JP S6368309U
- Authority
- JP
- Japan
- Prior art keywords
- outer needle
- syringe
- base
- needle
- check valve
- 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
- 238000001574 biopsy Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
第１図ないし第６図は本考案実施の１例を示す
もので、第１図は分解した斜視図、第２図は外針
内に内針を挿入した状態を示す截断側面図、第３
図は第１図の―線截断面図、第４図は外針の
基部にシリンジを連結した状態を示す側面図、第
５図は外針内に挿入杆を挿入した状態を示す截断
側面図、第６図は本考案品の使用状態を示す説明
用線図、第７図は従来品の截断側面図、第８図は
その使用状態を示す説明用図である。
１……外針、１ａ……外針の先端、１ｂ……外
針の基部、２……内針、２ａ……内針の先端、３
……シリンジ、４……ピストンロツド、４ｂ……
ガスケツト、５……逆止弁、６……切断刃、８…
…尖頭部。
Figures 1 to 6 show an example of the implementation of the present invention, in which Figure 1 is an exploded perspective view, Figure 2 is a cutaway side view showing the inner needle inserted into the outer needle, and Figure 3 is a cutaway side view showing the inner needle inserted into the outer needle.
The figure is a cross-sectional view taken along the line -- of Fig. 1, Fig. 4 is a side view showing the state in which the syringe is connected to the base of the outer needle, and Fig. 5 is a cut-away side view showing the state in which the insertion rod is inserted into the outer needle. , FIG. 6 is an explanatory diagram showing how the product of the present invention is used, FIG. 7 is a cutaway side view of the conventional product, and FIG. 8 is an explanatory diagram showing how the product is used. 1...Outer needle, 1a...Tip of the outer needle, 1b...Base of the outer needle, 2...Inner needle, 2a...Tip of the inner needle, 3
...Syringe, 4...Piston rod, 4b...
Gasket, 5... Check valve, 6... Cutting blade, 8...
...Pointed head.
Claims (1)
の外針と、外針の基部から外針内に挿入したとき
に先端に削成した鋭利な尖頭部が切断刃より外方
に突出する挿脱自在の内針と、外針の基部に着脱
自在としたシリンジと、シリンジ内に挿入したと
きにシリンジ内面に気密に摺動するガスケツトを
備えたピストンロツドと、外針の基部とシリンジ
との間に配設した外針側からシリンジ側に向つて
の気体の流れを順方向とする逆止弁とから成る生
検針。 A tubular outer needle with the outside of the open tip cut into a cutting blade, and a sharp point cut into the tip protrudes outward from the cutting blade when inserted into the outer needle from the base of the outer needle. A syringe that can be freely inserted and removed from the base of the outer needle, a piston rod that is equipped with a gasket that airtightly slides on the inner surface of the syringe when inserted into the syringe, and a base of the outer needle and the syringe. A biopsy needle consisting of a check valve disposed between the outer needle side and a check valve that allows gas to flow in the forward direction from the outer needle side to the syringe side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16232486U JPH0317844Y2 (en) | 1986-10-24 | 1986-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16232486U JPH0317844Y2 (en) | 1986-10-24 | 1986-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6368309U true JPS6368309U (en) | 1988-05-09 |
| JPH0317844Y2 JPH0317844Y2 (en) | 1991-04-16 |
Family
ID=31089478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16232486U Expired JPH0317844Y2 (en) | 1986-10-24 | 1986-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317844Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010167287A (en) * | 2005-03-29 | 2010-08-05 | Yasuharu Noisshiki | Double needle for medical treatment, bone puncture needle, and bone marrow sampling device |
| WO2011126109A1 (en) * | 2010-04-08 | 2011-10-13 | 学校法人久留米大学 | Puncture aspiration method and puncture aspiration device |
| JP2012523888A (en) * | 2009-04-15 | 2012-10-11 | シー・アール・バード・インコーポレーテッド | Biopsy instrument with integrated fluid management system |
-
1986
- 1986-10-24 JP JP16232486U patent/JPH0317844Y2/ja not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010167287A (en) * | 2005-03-29 | 2010-08-05 | Yasuharu Noisshiki | Double needle for medical treatment, bone puncture needle, and bone marrow sampling device |
| JP2012523888A (en) * | 2009-04-15 | 2012-10-11 | シー・アール・バード・インコーポレーテッド | Biopsy instrument with integrated fluid management system |
| WO2011126109A1 (en) * | 2010-04-08 | 2011-10-13 | 学校法人久留米大学 | Puncture aspiration method and puncture aspiration device |
| JP5144833B2 (en) * | 2010-04-08 | 2013-02-13 | 学校法人 久留米大学 | Suction puncture device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0317844Y2 (en) | 1991-04-16 |
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