JP6499667B2 - ニードルアセンブリ及び製造方法 - Google Patents
ニードルアセンブリ及び製造方法 Download PDFInfo
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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
- A61M25/06—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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal 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
- 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
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0618—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard
-
- 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
- A61M39/24—Check- or non-return 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M25/0084—Catheter tip comprising a tool being one or more injection needles
- A61M2025/0089—Single injection needle protruding axially, i.e. along the longitudinal axis of the catheter, from the distal 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M2039/062—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof used with a catheter
-
- 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
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
- A61M2039/064—Slit-valve
-
- 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
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
- A61M2039/0653—Perforated disc
-
- 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
- A61M39/24—Check- or non-return valves
- A61M2039/2426—Slit valve
-
- 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
- A61M39/24—Check- or non-return valves
- A61M2039/2433—Valve comprising a resilient or deformable element, e.g. flap valve, deformable disc
- A61M2039/2446—Flexible disc
- A61M2039/246—Flexible disc being fixed along all or a part of its periphery
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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
- A61M2207/00—Methods of manufacture, assembly or production
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Pulmonology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (10)
- ニードルハブと、
ニードルハブの遠位端から延在するニードルと、
内部キャビティを有するカテーテルハブと、
ニードルが通り延在するカテーテルハブに取り付けられ、ニードルが通り延在するカテーテルチューブと、
カテーテルハブの内部キャビティに位置決めされたバルブであって、このバルブは、第1弦、第2弦、及び複数のフラップを形成する複数のスリットを備えた第1セクション、バルブの閉位置では第1セクションに接する第2セクション、及びバルブの閉位置では第1セクションに接する第3セクションを備えたバルブと、
を備えたニードルアセンブリであって、
第2セクションは偏向可能な第1フラップ部分を備え、第3セクションは偏向可能な第2フラップ部分を備え、
偏向可能な第1フラップ部分は、第1弦に隣接する第1セクションに接し第1流路を形成する内側端を有し、及び偏向可能な第2フラップ部分は、第2弦に隣接する第1セクションに接し第2流路を形成する内側端を有し、
バルブの開位置では、偏向可能な第1フラップ部分の内側端の少なくとも一部は、第1弦に対して押された第1位置から第1弦と非接触な第2位置へ移動し、偏向可能な第2フラップ部分の内側端の少なくとも一部は、第2弦に対して押された第1位置から第2弦と非接触な第2位置へ移動する、
ニードルアセンブリ。 - バルブは、少なくとも2つの異なる材料から形成されており、第1セクションの材料は、第2及び第3セクションの材料よりも硬い、請求項1に記載のニードルアセンブリ。
- バルブの第1セクションは、3つのスリットを備える、請求項1又は2に記載のニードルアセンブリ。
- 3つのスリットは、3つが独立して移動可能なフラップを形成している、請求項3に記載のニードルアセンブリ。
- バルブの閉位置において、偏向可能な第1フラップ部分は、第1弦と重なっており、偏向可能な第2フラップ部分は、第2弦と重なっている、請求項1から4のいずれかに記載のニードルアセンブリ。
- カテーテルハブの内側に配置されたニードルガードをさらに備え、このニードルガードは、カテーテルハブからのニードル取出後に保護位置においてニードル先端をカバーするようにサイズ及び形状が決められている、請求項1から5のいずれかに記載のニードルアセンブリ。
- ニードルアセンブリを製造する方法であって、
ニードルハブを形成しニードルハブにニードルを取り付けること、
内部キャビティを備えるカテーテルハブにカテーテルチューブを取り付けること、
カテーテルハブの内部キャビティにバルブを配置すること、ここでバルブは、第1弦、第2弦を備える第1セクション、偏向可能な第1フラップ部分を備えた第2セクション、及び偏向可能な第2フラップ部分を備えた第3セクションを備える、
バルブの第1セクション及びカテーテルチューブを通りニードルを配置すること、
を備え、
偏向可能な第1フラップ部分は、第1弦に隣接する第1セクションに接し第1流路を形成する内側端を有し、及び偏向可能な第2フラップ部分は、第2弦に隣接する第1セクションに接し第2流路を形成する内側端を有する、
製造方法。 - バルブは、少なくとも2つの異なる材料から形成されており、第1セクションの材料は、第2及び第3セクションの材料よりも硬い、請求項7に記載の製造方法。
- バルブの第1セクションは、ニードルが通過可能なサイズ及び形状を決められた3つのスリットを備える、請求項7又は8に記載の製造方法。
- カテーテルハブからのニードル取出後に保護位置においてニードルのニードル先端をカバーするためにニードルを覆うニードルガードを配置することをさらに備える、請求項7から9のいずれかに記載の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461924865P | 2014-01-08 | 2014-01-08 | |
US61/924,865 | 2014-01-08 | ||
PCT/EP2015/050262 WO2015104336A1 (en) | 2014-01-08 | 2015-01-08 | Catheter devices with valves and related methods |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017501836A JP2017501836A (ja) | 2017-01-19 |
JP6499667B2 true JP6499667B2 (ja) | 2019-04-10 |
Family
ID=52345233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016545325A Active JP6499667B2 (ja) | 2014-01-08 | 2015-01-08 | ニードルアセンブリ及び製造方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US10850068B2 (ja) |
EP (1) | EP3092030B1 (ja) |
JP (1) | JP6499667B2 (ja) |
CN (1) | CN106456958B (ja) |
ES (1) | ES2694553T3 (ja) |
SG (1) | SG11201605546UA (ja) |
WO (1) | WO2015104336A1 (ja) |
ZA (1) | ZA201604795B (ja) |
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US9114231B2 (en) | 2013-03-15 | 2015-08-25 | B. Braun Melsungen Ag | Valved catheter assemblies and related methods |
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2015
- 2015-01-08 EP EP15700203.1A patent/EP3092030B1/en active Active
- 2015-01-08 ES ES15700203.1T patent/ES2694553T3/es active Active
- 2015-01-08 WO PCT/EP2015/050262 patent/WO2015104336A1/en active Application Filing
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- 2015-01-08 CN CN201580012787.6A patent/CN106456958B/zh active Active
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US20160331937A1 (en) | 2016-11-17 |
ES2694553T3 (es) | 2018-12-21 |
CN106456958A (zh) | 2017-02-22 |
EP3092030A1 (en) | 2016-11-16 |
SG11201605546UA (en) | 2016-08-30 |
US10850068B2 (en) | 2020-12-01 |
EP3092030B1 (en) | 2018-08-29 |
US20210038867A1 (en) | 2021-02-11 |
JP2017501836A (ja) | 2017-01-19 |
ZA201604795B (en) | 2017-11-29 |
WO2015104336A1 (en) | 2015-07-16 |
CN106456958B (zh) | 2021-04-02 |
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