JP6294440B1 - プレフィルドシリンジ - Google Patents
プレフィルドシリンジ Download PDFInfo
- Publication number
- JP6294440B1 JP6294440B1 JP2016226677A JP2016226677A JP6294440B1 JP 6294440 B1 JP6294440 B1 JP 6294440B1 JP 2016226677 A JP2016226677 A JP 2016226677A JP 2016226677 A JP2016226677 A JP 2016226677A JP 6294440 B1 JP6294440 B1 JP 6294440B1
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- plug body
- main body
- plug
- rib
- 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.)
- Active
Links
- 229940071643 prefilled syringe Drugs 0.000 title claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 20
- 239000007788 liquid Substances 0.000 abstract description 12
- 239000003814 drug Substances 0.000 abstract description 9
- 229940079593 drug Drugs 0.000 abstract description 8
- 238000004090 dissolution Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 21
- 238000002347 injection Methods 0.000 description 14
- 239000007924 injection Substances 0.000 description 14
- 238000000605 extraction Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 210000002159 anterior chamber Anatomy 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008155 medical solution Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
Description
2 前栓体
3 中栓体(栓体)
4 後栓体
6 前室
7 後室
8 針取付キャップ
12 ロッド
13 バイパス
14 薬剤(第1成分)
16 薬液(第2成分)
D0 本体内径
D1 標準リブ外径
D2 端部リブ外径
R リブ
R1 標準リブ
R2 端部リブ
Claims (3)
- 筒状の本体(1)内に第1成分(14)と第2成分(16)をそれぞれ収容する前室(6)と後室(7)を形成し、該前室(6)と後室(7)は、上記本体(1)内に挿入され、上記本体(1)の内周面に弾力的に押接されて周方向の複数条のリブ(R)を形成した栓体(3)によって仕切られ、上記本体(1)の内周面には上記栓体(3)の通過時に前室(6)と後室(7)を連通させるバイパス(13)を凹設したプレフィルドシリンジにおいて、上記リブ(R)が前記栓体(3)の後端以外の前側外周に本体(1)の内径(D0)を越える外径(D1)を備えた標準リブ(R1)と、栓体(3)の後端外周に上記内径(D0)以上であって標準リブ(R1)の外径(D1)未満の外径(D2)に形成された高圧解放用の端部リブ(R2)とを備え、該端部リブ(R 2 )の軸心に沿った断面がアングル状の山形に形成されるとともに、後側の周面が軸心に向って傾斜するテーパー面に形成されるプレフィルドシリンジ。
- 標準リブ(R1)の断面が円弧状の山形に形成された請求項1に記載のプレフィルドシリンジ。
- 前室(6)と後室(7)間を仕切る栓体を中栓体(3)とし、前室(6)の前方に中栓体(3)の前方移動により加圧されて前方に移動することにより第1成分(14)と第2成分(16)の溶解液を本体(1)の外部に吐出させる前栓体(2)を設け、上記中栓体(3)の前端面を山形に突出させて形成し、上記前栓体(2)の後端面を中栓体(3)の前端と重なり合って適合するように凹状に陥没させて形成した請求項1又は2のいずれかに記載のプレフィルドシリンジ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016226677A JP6294440B1 (ja) | 2016-11-22 | 2016-11-22 | プレフィルドシリンジ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016226677A JP6294440B1 (ja) | 2016-11-22 | 2016-11-22 | プレフィルドシリンジ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6294440B1 true JP6294440B1 (ja) | 2018-03-14 |
JP2018082796A JP2018082796A (ja) | 2018-05-31 |
Family
ID=61628983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016226677A Active JP6294440B1 (ja) | 2016-11-22 | 2016-11-22 | プレフィルドシリンジ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6294440B1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022047173A (ja) * | 2020-09-11 | 2022-03-24 | ニプロ株式会社 | プレフィルドシリンジ |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06142203A (ja) * | 1992-04-30 | 1994-05-24 | Takeda Chem Ind Ltd | プレフィルドシリンジ |
JPH07299141A (ja) * | 1994-02-18 | 1995-11-14 | Takeda Chem Ind Ltd | プレフィルドシリンジ |
JP2010540122A (ja) * | 2007-09-27 | 2010-12-24 | ベクトン・ディキンソン・アンド・カンパニー | 粉末薬物および液体薬物用のカートリッジ |
-
2016
- 2016-11-22 JP JP2016226677A patent/JP6294440B1/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06142203A (ja) * | 1992-04-30 | 1994-05-24 | Takeda Chem Ind Ltd | プレフィルドシリンジ |
JPH07299141A (ja) * | 1994-02-18 | 1995-11-14 | Takeda Chem Ind Ltd | プレフィルドシリンジ |
JP2010540122A (ja) * | 2007-09-27 | 2010-12-24 | ベクトン・ディキンソン・アンド・カンパニー | 粉末薬物および液体薬物用のカートリッジ |
Also Published As
Publication number | Publication date |
---|---|
JP2018082796A (ja) | 2018-05-31 |
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