JP5063358B2 - 穿刺器具、投与器具及び穿刺方法 - Google Patents
穿刺器具、投与器具及び穿刺方法 Download PDFInfo
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- JP5063358B2 JP5063358B2 JP2007542764A JP2007542764A JP5063358B2 JP 5063358 B2 JP5063358 B2 JP 5063358B2 JP 2007542764 A JP2007542764 A JP 2007542764A JP 2007542764 A JP2007542764 A JP 2007542764A JP 5063358 B2 JP5063358 B2 JP 5063358B2
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Images
Classifications
-
- 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
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dermatology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
与したとき、当該物質を所定時間投与する構成とする。
では、上記物質を投与流速1000〜2000μl/分で投与する構成とする。
投与したとき、投与時間は130秒以下である構成とする。
投与したとき、投与時間は90秒以下である構成とする。
分としたとき、上記物質の最大圧力が200psi〜500psiである構成とする。
記物質を所定時間投与する構成とする。
る。
前記固定部の平面と略平行に移動させて、前記段差部に穿刺するものである。
まず、本発明の穿刺器具の第1実施形態について説明する。
図1は、本発明の穿刺器具の第1実施形態を示す斜視図である。図2は、図1中のA−A線の断面図を示したものである。また、図3及び図4は、図1に示す穿刺器具の使用方法を説明するための図(断面図)である。なお、以下では、図2乃至図4の右側を「基端」、左側を「先端」として説明する。
ガスケット414の構成材料としては、特に限定されないが、例えば、天然ゴム、シリコーンゴムのような各種ゴム材料や、ポリウレタン系、スチレン系等の各種熱可塑性エストラマー、あるいはそれらの混合物等の弾性材料が挙げられる。
さらに、プランジャ415を基端方向へ移動させて、図4Bに示すように、穿刺針411を穿刺針孔412aから固定外筒412内に収納する。
次に、本発明の穿刺器具の第2実施形態について説明する。
次に、本発明の穿刺器具の第3実施形態について説明する。
次に、本発明の穿刺器具の第4実施形態について説明する。
。すなわち、皮膚を隆起させた状態で穿刺作業を行うので、穿刺針411を確実に皮膚(真皮D)に穿刺することができ、また、皮膚内の真皮Dに確実に薬剤を注入することができる。
次に、本発明の穿刺器具の第5実施形態について説明する。
穿刺針及び穿刺針移動手段を複数設けてもよい。この場合、湾曲させた平面状部材5yに対して平行になるように、複数の穿刺針を配置させることが好ましい。このように構成することにより、皮膚内における複数の穿刺針の挿入位置を、皮膚の深さ方向で一定の深さとすることができる。
次に、本発明の穿刺器具の第6実施形態について説明する。
が約100μlになるように生理食塩水で希釈して使用した。
Claims (5)
- 穿刺針により皮膚を穿刺する穿刺器具であって、
前記穿刺針を移動可能に保持する穿刺針移動手段と、皮膚を変形させる皮膚変形手段と、を備え、
前記皮膚変形手段は、接着部材によって皮膚に接着され、回動軸を中心に所定角度回動することによって前記皮膚を隆起させる回動片を有し、
前記穿刺針移動手段は、前記穿刺針を保持する内部外筒と、該内部外筒を内部に摺動可能に保持する固定外筒と、該固定外筒を載置固定する載置部材と、該載置部材を移動可能に支持する支持部材と、該支持部材の下面部に設けられ皮膚に接着固定するための接着面を有する接着部材とからなり、
前記載置部材の上面部は、前記内部外筒を、前記穿刺針と前記接着面がなす角度が前記所定角度と同一の角度となるように保持する傾斜部を有し、前記載置部材は、前記接着部材の接着面と平行に移動するように構成され、
前記皮膚変形手段により隆起させた皮膚に対して、前記載置部材を移動させることによって前記穿刺針の針先を近づけ、次いで、前記内部外筒を移動させることによって、前記穿刺針で前記隆起した皮膚を穿刺するように構成したことを特徴とする穿刺器具。 - 前記皮膚変形手段は、前記回動片と前記回動軸を介して連結した、皮膚を固定するための皮膚固定面に接着部材を備えた固定片を有し、
前記固定片の皮膚固定面は、前記支持部材の下面部と同一平面をなすことを特徴とする請求項1に記載の穿刺器具。 - 前記固定外筒は、有底筒状をなし、その底部の中央付近には前記穿刺針の挿通を行うための穿刺針孔が形成されていることを特徴とする請求項1または2に記載の穿刺器具。
- 前記穿刺針移動手段は、前記内部外筒内で摺動し得るガスケットと、該ガスケットを移動操作するプランジャとを備えることを特徴とする請求項1〜3のいずれかに記載の穿刺器具。
- 前記内部外筒は、前記穿刺針を保持し、該穿刺針を抜き取ることによって、皮膚内に埋設されるカテーテルであることを特徴とする請求項1〜3のいずれかに記載の穿刺器具。
Priority Applications (1)
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JP2007542764A JP5063358B2 (ja) | 2005-10-31 | 2006-10-31 | 穿刺器具、投与器具及び穿刺方法 |
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JP2006152318 | 2006-05-31 | ||
PCT/JP2006/321754 WO2007052662A1 (ja) | 2005-10-31 | 2006-10-31 | 穿刺器具、投与器具及び穿刺方法 |
JP2007542764A JP5063358B2 (ja) | 2005-10-31 | 2006-10-31 | 穿刺器具、投与器具及び穿刺方法 |
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JP2012001355A Division JP5396491B2 (ja) | 2005-10-31 | 2012-01-06 | 穿刺器具 |
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JP5063358B2 true JP5063358B2 (ja) | 2012-10-31 |
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JP2012001355A Expired - Fee Related JP5396491B2 (ja) | 2005-10-31 | 2012-01-06 | 穿刺器具 |
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EP (1) | EP1944051A4 (ja) |
JP (2) | JP5063358B2 (ja) |
WO (1) | WO2007052662A1 (ja) |
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- 2006-10-31 WO PCT/JP2006/321754 patent/WO2007052662A1/ja active Application Filing
- 2006-10-31 EP EP06822683A patent/EP1944051A4/en not_active Withdrawn
- 2006-11-09 US US11/594,825 patent/US20080015624A1/en not_active Abandoned
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2010
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Also Published As
Publication number | Publication date |
---|---|
US20100331875A1 (en) | 2010-12-30 |
US20080015624A1 (en) | 2008-01-17 |
JPWO2007052662A1 (ja) | 2009-04-30 |
US8083715B2 (en) | 2011-12-27 |
EP1944051A4 (en) | 2009-09-02 |
WO2007052662A1 (ja) | 2007-05-10 |
JP2012105994A (ja) | 2012-06-07 |
EP1944051A1 (en) | 2008-07-16 |
JP5396491B2 (ja) | 2014-01-22 |
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