JP6198739B2 - カテーテルの改良 - Google Patents
カテーテルの改良 Download PDFInfo
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- JP6198739B2 JP6198739B2 JP2014536337A JP2014536337A JP6198739B2 JP 6198739 B2 JP6198739 B2 JP 6198739B2 JP 2014536337 A JP2014536337 A JP 2014536337A JP 2014536337 A JP2014536337 A JP 2014536337A JP 6198739 B2 JP6198739 B2 JP 6198739B2
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- catheter
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- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M25/003—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or 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
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- 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
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
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- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0074—Dynamic characteristics of the catheter tip, e.g. openable, closable, expandable or deformable
- A61M25/0075—Valve means
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- 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
- A61M25/10—Balloon catheters
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- 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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
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- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/26—Valves closing automatically on disconnecting the line and opening on reconnection thereof
-
- 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
- A61M2025/0018—Catheters; Hollow probes having a plug, e.g. an inflatable plug for closing catheter lumens
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- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M25/003—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves
- A61M2025/0031—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves characterized by lumina for withdrawing or delivering, i.e. used for extracorporeal circuit treatment
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- 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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M2025/0062—Catheters; Hollow probes characterised by structural features having features to improve the sliding of one part within another by using lubricants or surfaces with low friction
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- 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
- A61M2025/0175—Introducing, guiding, advancing, emplacing or holding catheters having telescopic features, interengaging nestable members movable in relations to one another
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- 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
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/024—Holding devices, e.g. on the body having a clip or clamp system
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- 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
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/0266—Holding devices, e.g. on the body using pads, patches, tapes or the like
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- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1077—Adapters, e.g. couplings adapting a connector to one or several other connectors
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- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1094—Tube connectors; Tube couplings at least partly incompatible with standard connectors, e.g. to prevent fatal mistakes in connection
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- 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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Epidemiology (AREA)
- Urology & Nephrology (AREA)
- Child & Adolescent Psychology (AREA)
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
定することができる。
チェット機構18の受入部分22に接続されている。使用時、当該機構の圧力板21を、カテーテルの遠位端に向かって押すことで、二次チューブ7がドレナージチューブ2内で摺動可能に移動し、さらにチューブが図9に示す配置から図5に示す配置まで移動し、二次チューブ7の内腔を通るカテーテルの遠位端と近位端との間の流路が閉鎖される。ラチェット機構18は、カテーテルの流路が開放される配置に戻らないように防止し、これによって装置の再使用が防止され、ひいては装置の再使用によって引き起こされうる交差汚染が防止される。
ーに嵌合するのを防止することができる。
Claims (12)
- 対象の膀胱に挿入される尿道カテーテル(1)であって、
前記カテーテル(1)の遠位端(4)に隣接するドレナージ開口部(3)から前記カテーテルの近位端に隣接するドレナージ出口(27)まで延在するドレナージチューブ(2)と、
閉鎖部材であって、前記ドレナージチューブ(2)内で、前記ドレナージ開口部(3)が前記ドレナージ出口(27)と流体連通する第1の位置と、前記閉鎖部材が前記ドレナージチューブ(2)を流体が流れないようにする第2の位置との間で摺動するように取付可能な閉鎖部材(7)と、
前記閉鎖部材を前記第1の位置と前記第2の位置との間で移動させるように、前記カテーテルの近位端から操作可能なアクチュエータと、
前記カテーテル(1)の近位端に隣接する注入ポートから前記カテーテル(1)の遠位端に隣接する注入出口(11)まで延在する注入内腔(10)と、
を備え、
前記注入内腔内の流体の流れは前記閉鎖部材の位置に影響を受けない
尿道カテーテル。 - 前記注入内腔における前記遠位端から前記近位端への方向の流れを抑止する逆止め弁をさらに備える請求項1に記載のカテーテル。
- 前記アクチュエータが、前記閉鎖部材を前記第1の位置と前記第2の位置との間で不可逆的に移動させる請求項1または2に記載のカテーテル。
- 前記閉鎖部材が栓を備え、前記アクチュエータが、前記栓に取り付けられたフィラメントを備え、前記フィラメントが前記カテーテルの前記近位端まで延在している請求項1〜3のいずれか一項に記載のカテーテル。
- 前記閉鎖部材が、前記ドレナージチューブ内に位置する二次チューブを備え、前記二次チューブがその壁に穴を有し、前記第1の位置において、前記穴が前記ドレナージ開口部と流体連通し、前記第2の位置において、前記流体連通が閉鎖され、前記二次チューブが、前記カテーテルの前記近位端まで延在し、前記二次チューブが、前記二次チューブをそ
の第1の位置と第2の位置との間で摺動可能に移動するように操作されることが可能であることにより前記アクチュエータとして機能する請求項1〜3のいずれか一項に記載のカテーテル。 - 前記摺動は軸方向である請求項5に記載のカテーテル。
- 前記ドレナージチューブの断面輪郭および前記二次チューブの外面の輪郭が、前記ドレナージチューブと前記二次チューブの間の相対的な軸方向運動を可能にしつつ前記ドレナージチューブと前記二次チューブの間の相対的な回転運動を抑止する形状である請求項6に記載のカテーテル。
- 前記摺動は前記ドレナージチューブに対する前記二次チューブの回転を含む請求項5に記載のカテーテル。
- 前記二次チューブの外面および前記ドレナージチューブの内壁に、前記二次チューブと前記ドレナージチューブとの間の相対的な軸方向運動を抑止しつつ前記二次チューブと前記ドレナージチューブとの間の相対的な回転運動を可能にする、協働する窪みおよび回り止めが設けられている請求項8に記載のカテーテル。
- 前記閉鎖部材と前記ドレナージチューブの内壁との間に、前記閉鎖部材と前記ドレナージチューブの内壁との間の相対移動を促す、および/または前記閉鎖部材と前記ドレナージチューブの内壁との間に流体抵抗シールを提供する、潤滑剤が設けられている請求項1〜9のいずれか一項に記載のカテーテル。
- 前記二次チューブを前記ドレナージチューブに対して不可逆的に移動させるラチェット機構が設けられている請求項5〜9のいずれか一項または請求項5〜9のいずれか一項を引用する請求項10に記載のカテーテル。
- 前記カテーテルの外壁に隣接してその遠位端に近接しかつ前記ドレナージ開口部の近位側に、バルーン制御チャネルを介して前記近位端のバルーン制御ポートに接続されたバルーンをさらに備え、前記バルーンは、前記カテーテルの局部的な径をそれぞれ増減させるように膨張可能および収縮可能であることにより体腔内において前記カテーテルを可逆的に係留できる請求項1〜11のいずれか一項に記載のカテーテル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1118126.0 | 2011-10-20 | ||
GB1118126.0A GB2484598B (en) | 2011-10-20 | 2011-10-20 | Improvements in catheters |
PCT/GB2012/052617 WO2013057517A1 (en) | 2011-10-20 | 2012-10-22 | Improvements in catheters |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014530699A JP2014530699A (ja) | 2014-11-20 |
JP2014530699A5 JP2014530699A5 (ja) | 2015-12-10 |
JP6198739B2 true JP6198739B2 (ja) | 2017-09-20 |
Family
ID=45220009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014536337A Active JP6198739B2 (ja) | 2011-10-20 | 2012-10-22 | カテーテルの改良 |
Country Status (15)
Country | Link |
---|---|
US (2) | US10188827B2 (ja) |
EP (2) | EP3417907B8 (ja) |
JP (1) | JP6198739B2 (ja) |
KR (3) | KR102057348B1 (ja) |
CN (1) | CN104010689B (ja) |
AU (1) | AU2012324578B2 (ja) |
CA (2) | CA2858303C (ja) |
DK (2) | DK3417907T3 (ja) |
EA (1) | EA027271B1 (ja) |
ES (2) | ES2808375T3 (ja) |
GB (2) | GB2484598B (ja) |
PT (2) | PT2793988T (ja) |
SG (1) | SG11201402368SA (ja) |
TR (1) | TR201818927T4 (ja) |
WO (1) | WO2013057517A1 (ja) |
Families Citing this family (38)
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US9642992B2 (en) | 2005-01-26 | 2017-05-09 | Mayser, Llc | Stretch valve balloon catheter and methods for producing and using same |
US9675237B2 (en) | 2005-01-26 | 2017-06-13 | Mayser, Llc | Illuminating balloon catheter and method for using the catheter |
US9713698B2 (en) | 2006-01-25 | 2017-07-25 | Mayser, Llc | Stretch valve balloon catheter and methods for producing and using same |
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US10137282B2 (en) | 2010-11-10 | 2018-11-27 | Mayser, Llc | Stretch valve balloon catheter and methods for producing and using same |
US11813421B2 (en) | 2010-11-10 | 2023-11-14 | Mayser, Llc | Stretch valve balloon catheter and methods for producing and using same |
EP2686031B1 (en) | 2011-03-17 | 2020-02-12 | ConvaTec Technologies Inc. | High barrier elastomer fecal catheter of ostomy pouch |
GB2484598B (en) | 2011-10-20 | 2014-02-12 | Uropharma Ltd | Improvements in catheters |
US9332998B2 (en) | 2012-08-13 | 2016-05-10 | Covidien Lp | Apparatus and methods for clot disruption and evacuation |
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KR102074438B1 (ko) * | 2018-08-01 | 2020-02-06 | 이치영 | 카테터 |
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