JPWO2008136310A1 - 穿刺器具 - Google Patents
穿刺器具 Download PDFInfo
- Publication number
- JPWO2008136310A1 JPWO2008136310A1 JP2009512936A JP2009512936A JPWO2008136310A1 JP WO2008136310 A1 JPWO2008136310 A1 JP WO2008136310A1 JP 2009512936 A JP2009512936 A JP 2009512936A JP 2009512936 A JP2009512936 A JP 2009512936A JP WO2008136310 A1 JPWO2008136310 A1 JP WO2008136310A1
- Authority
- JP
- Japan
- Prior art keywords
- puncture needle
- skin
- holding member
- needle holding
- puncture
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/20—Surgical instruments, devices or methods, e.g. tourniquets for vaccinating or cleaning the skin previous to the vaccination
- A61B17/205—Vaccinating by means of needles or other puncturing devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1585—Needle inserters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/425—Protruding skin to facilitate piercing, e.g. vacuum cylinders, vein immobilising means
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
Description
特許文献2:特開2005−87519号公報
特許文献3:特開昭57−139358号公報
Claims (9)
- 皮膚に穿刺針を穿刺する穿刺器具であって、
前記穿刺針を保持する穿刺針保持部材と、
前記穿刺針保持部材が係合される係合部と前記皮膚に当接する当接面とを有し、前記当接面で皮膚を押圧することにより皮膚に段差部分を形成する皮膚変形部材と、
前記穿刺針保持部材と前記係合部との係合を外す係合解除部材と、
前記係合解除部材によって前記係合部との係合が外れた前記穿刺針保持部材を前記当接面と略平行な方向に発射させる弾性部材と、を備え、
前記弾性部材により前記穿刺針保持部材が発射されると、前記皮膚変形部材によって形成された皮膚の前記段差部分が前記穿刺針によって穿刺されること
を特徴とする穿刺器具。 - 前記弾性部材は、前記係合解除部材に取り付けられ、
前記係合解除部材は、前記穿刺針保持部材を前記皮膚変形部材の前記当接面側に移動させることにより、前記穿刺針保持部材と前記係合部との係合を外すこと
を特徴とする請求項1記載の穿刺器具。 - 前記皮膚変形部材は、前記当接面を底面とした有底の筒体からなり、前記弾性部材によって発射された前記穿刺針保持部材が通過する発射用開口部と、当該発射用開口部の上方に設けられると共に前記針保持部材を前記係合部に係合させるための装着用開口部を有すること
を特徴とする請求項2記載の穿刺器具。 - 前記係合解除部材を前記皮膚変形部材の前記当接面と反対側に付勢する付勢部材をさらに備え、
前記係合解除部材が前記付勢部材に付勢されることにより、前記係合解除部材に取り付けられた前記弾性部材が前記装着用開口部に対向する位置まで移動可能であること
を特徴とする請求項3記載の穿刺器具。 - 前記係合部は、前記皮膚変形部材の内面に設けられると共に軸方向に延在された係合溝であり、
前記穿刺針保持部材は、前記係合溝に摺動可能に係合される係合突部を有すること
を特徴とする請求項3記載の穿刺器具。 - 前記係合突部は、前記穿刺針の反対側に至るにつれて低くなるように傾斜された傾斜面を有すること
を特徴とする請求項4記載の穿刺器具。 - 前記穿刺針保持部材は、前記穿刺針に連通されて体内に注入する液体が収納される液室と、前記液室に収納された液体を前記穿刺針の先端から放出させるための押圧機構を有すること
を特徴とする請求項1記載の穿刺器具。 - 前記押圧機構は、前記穿刺針保持部材の内部において移動可能に収納されて前記液室の一面を形成するガスケットと、前記ガスケットを押圧する押し子からなること
を特徴とする請求項7記載の穿刺器具。 - 前記押圧機構は、前記液室に係合され、前記液室の容積を減少させるように変形する押圧部材からなること
を特徴とする請求項7記載の穿刺器具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009512936A JP5226673B2 (ja) | 2007-04-27 | 2008-04-22 | 穿刺器具 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007119965 | 2007-04-27 | ||
JP2007119965 | 2007-04-27 | ||
JP2009512936A JP5226673B2 (ja) | 2007-04-27 | 2008-04-22 | 穿刺器具 |
PCT/JP2008/057752 WO2008136310A1 (ja) | 2007-04-27 | 2008-04-22 | 穿刺器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2008136310A1 true JPWO2008136310A1 (ja) | 2010-07-29 |
JP5226673B2 JP5226673B2 (ja) | 2013-07-03 |
Family
ID=39943422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009512936A Expired - Fee Related JP5226673B2 (ja) | 2007-04-27 | 2008-04-22 | 穿刺器具 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5226673B2 (ja) |
WO (1) | WO2008136310A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2404547A1 (de) * | 2010-07-10 | 2012-01-11 | Roche Diagnostics GmbH | Verfahren zum Vorbereiten eines Einstichs einer Insertionsnadel in Unterhautfettgewebe und Insertionsvorrichtung hierfür |
JP2018068901A (ja) * | 2016-11-02 | 2018-05-10 | テルモ株式会社 | 医療デバイスおよび処置方法 |
CN109124809B (zh) * | 2018-09-19 | 2023-09-01 | 贵州医科大学附属医院 | 一种新生乳鼠心梗模型穿刺器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3324854A (en) * | 1964-04-23 | 1967-06-13 | Harry Swartz | Apparatus for facilitating the insertion of a hypodermic syringe needle |
US4548601A (en) * | 1984-04-09 | 1985-10-22 | Lary Banning G | Prepackaged, injectable pharmaceutical and hypodermic needle combination |
SE9803662D0 (sv) * | 1998-10-26 | 1998-10-26 | Pharmacia & Upjohn Ab | Autoinjector |
GB0204640D0 (en) * | 2002-02-27 | 2002-04-10 | Torsana Diabetes Diagnostics A | Injection apparatus |
-
2008
- 2008-04-22 WO PCT/JP2008/057752 patent/WO2008136310A1/ja active Application Filing
- 2008-04-22 JP JP2009512936A patent/JP5226673B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP5226673B2 (ja) | 2013-07-03 |
WO2008136310A1 (ja) | 2008-11-13 |
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