JP7018474B2 - 血管アクセスデバイス - Google Patents
血管アクセスデバイス Download PDFInfo
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- JP7018474B2 JP7018474B2 JP2020101194A JP2020101194A JP7018474B2 JP 7018474 B2 JP7018474 B2 JP 7018474B2 JP 2020101194 A JP2020101194 A JP 2020101194A JP 2020101194 A JP2020101194 A JP 2020101194A JP 7018474 B2 JP7018474 B2 JP 7018474B2
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- Prior art keywords
- needle
- access device
- inner member
- dilator
- sheath
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- 0 CCC(C*C1C2(*)*3C4C2)C3C1C4C1CC(C)CCCCCC1 Chemical compound CCC(C*C1C2(*)*3C4C2)C3C1C4C1CC(C)CCCCCC1 0.000 description 2
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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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0693—Flashback chambers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3498—Valves therefor, e.g. flapper valves, slide valves
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0097—Catheters; Hollow probes characterised by the hub
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0606—"Over-the-needle" catheter assemblies, e.g. I.V. catheters
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0662—Guide tubes
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0662—Guide tubes
- A61M25/0668—Guide tubes splittable, tear apart
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M2025/0004—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M2025/0004—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system
- A61M2025/0006—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system which can be secured against axial movement, e.g. by using a locking cuff
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0662—Guide tubes
- A61M2025/0681—Systems with catheter and outer tubing, e.g. sheath, sleeve or guide tube
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Gastroenterology & Hepatology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
Description
本出願は、2013年3月5日出願の米国特許仮出願第61/799,992号の優先権を伴うものであり、その全体は、参照として本明細書に含まれ、かつ本明細書の一部を構成するものである。
Claims (16)
- 医療用物体を身体の空間に配置するためのアクセス・デバイスであって:
ニードルであって、先端部と基部と、該先端部と該基部の中央より該先端部寄りに開窓部とを備えるニードル;
前記ニードルを中心として配置された拡張器であって、該拡張器が拡張器ハブと拡張器体とを含み、該拡張器体の先端部が前記ニードルに対向し、かつ前記開窓部から遠位に配置された拡張器;及び
前記ニードルと、前記拡張器との間に同軸に配置された内側部材であって、該内側部材の先端部が前記ニードルに対向し、かつ前記拡張器ハブから遠位に配置された内側部材;
を備え、
前記ニードルの外側面および前記内側部材によって少なくとも部分的に規定される空間が、前記開窓部と流体連通してフラッシュ・チャネルを画成し、前記ニードルの内側から体液を、前記開窓部を通して前記フラッシュ・チャネルへと流す、
前記アクセス・デバイス。 - 請求項1に記載のアクセス・デバイスにおいて、前記内側部材の先端部は前記開窓部から遠位でありかつ前記拡張器の先端部の近位にあり、前記空間は少なくとも部分的に前記ニードルの外側面と前記内側部材の内側面との間にある、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記内側部材の先端部は前記開窓部の近くにあり、前記空間は少なくとも部分的に前記ニードルの外側面と前記内側部材の外側面との間にある、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記拡張器を中心として同軸に配置されたシースをさらに含む、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記ニードルの外径が0.81mmであり、前記拡張器の外径が2.3mmである、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記フラッシュ・チャネルの厚さは、0.0508mmから0.127mmの範囲である、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記内側部材および前記拡張器の少なくとも一部は、前記フラッシュ・チャネル内の体液を視認できるように構成される、アクセス・デバイス。
- 請求項1に記載のアクセス・デバイスにおいて、前記開窓部は、前記ニードルが血管を穿刺した時に前記ニードルの内側から血液を、該開窓部を通して前記血液フラッシュ・チャネルへと流すことを可能にする、アクセス・デバイス。
- 医療用物体を身体の空間に配置するためのアクセス・デバイスであって、前記アクセス・デバイスが:
ニードル体と開窓部とを含むニードルであって、長手中心軸から径r1に配置された前記ニードル体の少なくとも一部の外側面を備えるニードル;
拡張器ハブと拡張器体とを含む拡張器であって、長手中心軸から径r2に配置された前記拡張器体の少なくとも一部の内側面を有し、前記ニードル体に対向しかつ前記開窓部から離間して配置された前記拡張器体の先端部を備える拡張器;
本体幅を有する内側部材体を含む内側部材であって、前記本体幅は、前記内側部材が前記ニードル体と前記拡張器体との間のフラッシュ・チャネルに配置できるように、r2-r1より小さい寸法を備え、前記内側部材体の先端が前記ニードル体に対向し、かつ前記拡張器ハブから遠位に配置される内側部材、及び
前記拡張器を中心として同軸に配置されたシース;
を備える前記アクセス・デバイス。 - 請求項9に記載のアクセス・デバイスにおいて、前記内側部材の先端部は前記開窓部から遠位に在りかつ前記拡張器の先端部の近位にあり、前記フラッシュ・チャネルが少なくとも部分的に前記ニードルの外側面と前記内側部材の内側面との間にある、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材の先端部が前記開窓部の近位にあり、前記フラッシュ・チャネルが少なくとも部分的に前記ニードルの外側面と前記内側部材の外側面との間にある、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材体の少なくとも一部の内側面が、前記内側部材の長手中心軸から内側径に配置され、前記内側径がr1よりも大きい、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材体の少なくとも一部の外側面が、前記内側部材の長手中心軸から外側径に配置され、前記外側径がr2よりも小さい、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材は、前記開窓部の近位の第2の位置よりも前記開窓部の遠位の第1の位置で、前記ニードルと前記拡張器との間の前記フラッシュ・チャネルのより多くを占めるように構成される、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材が、前記開窓部を出る体液を前記フラッシュ・チャネルに沿って近位方向に導く、アクセス・デバイス。
- 請求項9に記載のアクセス・デバイスにおいて、前記内側部材の内側面が前記ニードルの外側面から距離d2に配置され、前記距離d2が距離r2-r1の半分未満である、アクセス・デバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361799992P | 2013-03-15 | 2013-03-15 | |
US61/799,992 | 2013-03-15 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018153326A Division JP6716648B2 (ja) | 2013-03-15 | 2018-08-16 | 血管アクセスデバイス |
Publications (3)
Publication Number | Publication Date |
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JP2020182853A JP2020182853A (ja) | 2020-11-12 |
JP2020182853A5 JP2020182853A5 (ja) | 2021-09-24 |
JP7018474B2 true JP7018474B2 (ja) | 2022-02-10 |
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ID=51530713
Family Applications (3)
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JP2016502249A Active JP6389235B2 (ja) | 2013-03-15 | 2014-03-13 | 血管アクセスデバイス |
JP2018153326A Active JP6716648B2 (ja) | 2013-03-15 | 2018-08-16 | 血管アクセスデバイス |
JP2020101194A Active JP7018474B2 (ja) | 2013-03-15 | 2020-06-10 | 血管アクセスデバイス |
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JP2016502249A Active JP6389235B2 (ja) | 2013-03-15 | 2014-03-13 | 血管アクセスデバイス |
JP2018153326A Active JP6716648B2 (ja) | 2013-03-15 | 2018-08-16 | 血管アクセスデバイス |
Country Status (4)
Country | Link |
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US (4) | US9566087B2 (ja) |
EP (2) | EP2967628B1 (ja) |
JP (3) | JP6389235B2 (ja) |
WO (1) | WO2014152005A2 (ja) |
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US20170035459A1 (en) | 2017-02-09 |
WO2014152005A3 (en) | 2014-12-04 |
US20140276432A1 (en) | 2014-09-18 |
EP3311873B1 (en) | 2019-07-24 |
JP2016512132A (ja) | 2016-04-25 |
EP2967628A2 (en) | 2016-01-20 |
US10682157B2 (en) | 2020-06-16 |
US9566087B2 (en) | 2017-02-14 |
US10010343B2 (en) | 2018-07-03 |
JP2019000667A (ja) | 2019-01-10 |
WO2014152005A2 (en) | 2014-09-25 |
US20180271558A1 (en) | 2018-09-27 |
US20200315656A1 (en) | 2020-10-08 |
EP3311873A1 (en) | 2018-04-25 |
JP2020182853A (ja) | 2020-11-12 |
JP6716648B2 (ja) | 2020-07-01 |
EP2967628A4 (en) | 2016-12-14 |
EP2967628B1 (en) | 2018-01-10 |
JP6389235B2 (ja) | 2018-09-12 |
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