JP7638539B2 - 能動的に偏向可能な尿道カテーテルと偏向機構とを用いる尿路カテーテルおよび膀胱にカテーテルを挿入する方法 - Google Patents
能動的に偏向可能な尿道カテーテルと偏向機構とを用いる尿路カテーテルおよび膀胱にカテーテルを挿入する方法 Download PDFInfo
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- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/008—Strength or flexibility characteristics of the catheter tip
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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
- A61M25/0017—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
- 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
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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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0136—Handles therefor
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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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
-
- 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
-
- 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
- A61M2025/0037—Multi-lumen catheters with stationary elements characterized by lumina being arranged side-by-side
-
- 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
- A61M25/008—Strength or flexibility characteristics of the catheter tip
- A61M2025/0081—Soft tip
-
- 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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
- A61M2025/015—Details of the distal fixation of the movable mechanical 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0496—Urine
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1085—Bladder
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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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1089—Urethra
- A61M2210/1096—Male
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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
- A61M25/0068—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
-
- 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
- A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
-
- 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
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
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- Heart & Thoracic Surgery (AREA)
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- Biophysics (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- Child & Adolescent Psychology (AREA)
- Epidemiology (AREA)
- Urology & Nephrology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Description
上述の種類のカテーテルを提供するステップと、
前記カテーテルを患者の尿道に挿入するステップと、
前記カテーテルが前記尿道に挿入されると、前記先端部を偏向させて、前記尿道を通して前記カテーテルを操向するステップとを備える。
12 中空のカテーテル本体
13 遠位端
14 排液開口
15 プラグ
16 先端部
18 係合部
20 主経路
22 追加経路
24 操向部材
25 バルーン経路
26 可膨張性のバルーン
28 コネクタ
29 操向部材の固着点
30 バルブ
32 係合部材
33 開口
34 旋回軸点
35 係合部材の丸い形状の基部
36 つまみ
37 係合部材の脚部
38 受け口
40 カテーテル本体の近位端
Claims (18)
- 尿路排出カテーテルであって、
患者の尿道内に挿入されるよう構成され、細長部と、前記細長部の遠位端近傍の先端部と、ユーザが前記カテーテルを把持可能な、前記遠位端から離間した係合部とを有する中空のカテーテル本体であって、前記先端部には側面に向かって開口部が設けられ、前記先端部の先端は閉じられ、丸みを帯びており、前記カテーテルを前記尿道内で操向する目的で前記細長部と前記先端部との間の連結部における前記中空のカテーテル本体の直径の減少、及び前記連結部における前記中空のカテーテル本体の壁厚の減少により、前記連結部に対して偏向可能で、前記カテーテルが男性の尿道の自然な湾曲に追従することを可能にし、前記先端部は略直線状の状態から、前記細長部が略直線状である時に前記先端部が偏向する偏向状態に移動可能である、中空のカテーテル本体を備え、
前記カテーテル本体は、膀胱から尿を排出するために内部に形成された主経路と、前記主経路から離れて形成され、可撓性を有する操向部材を収容することができる少なくとも1つの追加経路とを備え、前記各追加経路のルーメンは前記遠位端から前記係合部の近傍の位置まで延び、前記操向部材は、前記先端部において前記追加経路内で固着され、前記カテーテルの外でユーザによって係合されて前記先端部を偏向させるよう構成され、
尿道内で前記先端部を偏向させるために、ユーザによる係合のために前記操向部材の端に連結された係合部材をさらに備え、
前記係合部材は、直立位置に付勢され、前記中空のカテーテル本体から突出し、1本の指による動作を容易にする、尿路排出カテーテル。 - 詳細には、能動的に偏向可能な先端を利用して、前記男性の尿道に特有の解剖学的構造内を進んでいくように構成される、請求項1に記載の尿路排出カテーテル。
- 前記連結部における前記中空のカテーテル本体の壁厚の前記減少は、前記先端部にわたって概して維持する、請求項1または2に記載の尿路排出カテーテル。
- 前記先端部は、前記細長部と前記先端部との間の前記連結部で一方向に湾曲するように構成される、請求項1から3のいずれか一項に記載の尿路排出カテーテル。
- 前記細長部は、前記先端部より硬く、使用中は略直線状態にあるよう構成される、請求項1から4のいずれか一項に記載の尿路排出カテーテル。
- 前記先端部の長さは、2cmから4cmである、請求項1から5のいずれか一項に記載の尿路排出カテーテル。
- 前記先端部は、前記細長部の長手方向の軸に合致する平面において一方向に偏向するよう構成される、請求項1から6のいずれか一項に記載の尿路排出カテーテル。
- 前記偏向した先端の受動的な直線化は、前記カテーテルを製造するのに使用される材料の復元力によって決まる、請求項7に記載の尿路排出カテーテル。
- 1本の操向ケーブルを利用する、請求項1から8のいずれか一項に記載の尿路排出カテーテル。
- 前記先端部は最大90°の角度まで偏向可能である、請求項1から9のいずれか一項に記載の尿路排出カテーテル。
- それぞれ内部に操向部材が収容され、前記カテーテルの前記先端部の意図しない横方向の偏向を防ぐよう互いに角度をなして離間された第1および第2の追加経路、を備える、請求項1から10のいずれか一項に記載の尿路排出カテーテル。
- 可撓性を有する前記先端から離間された可膨張性のバルーンと、
膨張のために流体を前記バルーンに連通するために前記カテーテルの近位端にあるコネクタと前記バルーンとの間に延在するバルーン膨張経路と、をさらに備える、請求項1から11のいずれか一項に記載の尿路排出カテーテル。 - 前記係合部材は、前記男性の尿道にカテーテルを挿入するのに利用される一般的なグリップで前記カテーテルを把持している手の1本の指による動作を容易にする、請求項1に記載の尿路排出カテーテル。
- 前記係合部材は、前記操向部材を引っ張ることで前記直立位置に付勢される、請求項1に記載の尿路排出カテーテル。
- 前記係合部材は、直立位置で前記中空のカテーテル本体上に載置される形状を有し、前記係合部材は、前記中空のカテーテル本体の外面に接する凹状の基部を有する、請求項1に記載の尿路排出カテーテル。
- 前記係合部材は、前記中空のカテーテル本体のルーメンに干渉することなく、前記中空のカテーテル本体の外壁に取り付けられるよう構成されている、請求項1から15のいずれか一項に記載の尿路排出カテーテル。
- 前記係合部材は、前記中空のカテーテル本体から取り外し可能である、請求項1から16のいずれか一項に記載の尿路排出カテーテル。
- 前記カテーテルは、望遠鏡による誘導または放射線学的誘導を含むいかなる先導支援からも自立して、触感のフィードバックのみによって能動的に操向されるように構成される、請求項1から17のいずれか一項に記載の尿路排出カテーテル。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2019903441A AU2019903441A0 (en) | 2019-09-16 | Urinary catheter and method of catheterisng a bladder | |
| AU2019903441 | 2019-09-16 | ||
| PCT/AU2020/050972 WO2021051158A1 (en) | 2019-09-16 | 2020-09-11 | Urinary catheter and method of catheterising a bladder using an actively deflectable urethral catheter and a deflection mechanism |
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| Publication Number | Publication Date |
|---|---|
| JP2022554057A JP2022554057A (ja) | 2022-12-28 |
| JP2022554057A5 JP2022554057A5 (ja) | 2023-09-06 |
| JP7638539B2 true JP7638539B2 (ja) | 2025-03-04 |
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| JP2022517430A Active JP7638539B2 (ja) | 2019-09-16 | 2020-09-11 | 能動的に偏向可能な尿道カテーテルと偏向機構とを用いる尿路カテーテルおよび膀胱にカテーテルを挿入する方法 |
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| Country | Link |
|---|---|
| US (1) | US12453837B2 (ja) |
| EP (1) | EP4031222A4 (ja) |
| JP (1) | JP7638539B2 (ja) |
| CN (1) | CN114585408B (ja) |
| AU (1) | AU2020349590B2 (ja) |
| CA (1) | CA3144758C (ja) |
| WO (1) | WO2021051158A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12589218B2 (en) | 2020-08-03 | 2026-03-31 | C. R. Bard, Inc. | Intermittent-catheter assembly and methods thereof |
| CN116322871A (zh) | 2020-09-11 | 2023-06-23 | C·R·巴德股份有限公司 | 间歇导管组件及其方法 |
| US12594399B2 (en) | 2021-04-12 | 2026-04-07 | Convatec Limited | Catheter |
| AU2022280862A1 (en) * | 2021-05-26 | 2023-10-26 | Foldé Inc. | Flexible catheters and related methods |
| US20240066263A1 (en) * | 2022-06-30 | 2024-02-29 | The University Of Toledo | Urinary catheter |
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| CN107050627A (zh) * | 2017-04-18 | 2017-08-18 | 湖州市第人民医院 | 导丝管型导尿管 |
| BR112020004761A2 (pt) * | 2017-09-11 | 2020-09-15 | Sunnybrook Research Institute | dispositivo de cateter para re-entrada em lúmen e métodos para uso do mesmo |
| EP4678203A3 (en) * | 2018-02-02 | 2026-03-25 | Calyxo, Inc. | Devices for minimally invasive kidney stone removal by combined aspiration and irrigation |
| CN108355229B (zh) * | 2018-03-27 | 2024-05-24 | 沈善林 | 一种弯位引导型男性尿道导管 |
| CN108853689A (zh) | 2018-07-20 | 2018-11-23 | 北京华钽生物科技开发有限公司 | 一种排尿导管 |
| AU2020389192A1 (en) * | 2019-11-20 | 2021-12-09 | Middleton Medical Innovations Pty Ltd | An actively deflectable urinary catheter |
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2020
- 2020-09-11 JP JP2022517430A patent/JP7638539B2/ja active Active
- 2020-09-11 WO PCT/AU2020/050972 patent/WO2021051158A1/en not_active Ceased
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- 2020-09-11 US US17/595,042 patent/US12453837B2/en active Active
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012508603A (ja) | 2008-11-14 | 2012-04-12 | コロプラスト アクティーゼルスカブ | 剛性の遠位部分を有する間欠カテーテルおよびその製造方法 |
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| WO2021051158A1 (en) | 2021-03-25 |
| AU2020349590A1 (en) | 2021-12-09 |
| NZ782246A (en) | 2023-12-22 |
| CA3144758A1 (en) | 2021-03-25 |
| EP4031222A4 (en) | 2023-11-15 |
| US20220241551A1 (en) | 2022-08-04 |
| US12453837B2 (en) | 2025-10-28 |
| EP4031222A1 (en) | 2022-07-27 |
| JP2022554057A (ja) | 2022-12-28 |
| CN114585408A (zh) | 2022-06-03 |
| AU2020349590B2 (en) | 2022-04-07 |
| CA3144758C (en) | 2022-10-25 |
| CN114585408B (zh) | 2024-06-07 |
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