JP6925319B2 - バルブを備えたカテーテル装置および関連方法 - Google Patents
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- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
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- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
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- 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
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
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- 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
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- 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
- A61M39/0693—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof including means for seal penetration
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/0247—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body
- A61M2039/0258—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body for vascular access, e.g. blood stream access
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- A—HUMAN NECESSITIES
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- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/0247—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body
- A61M2039/027—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body having a particular valve, seal or septum
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- 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
- A61M2039/0666—Flap-valve
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- A—HUMAN NECESSITIES
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- 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
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Description
Claims (17)
- ニードルアセンブリ(100、400)であって、
ニードルハブ(106)であって、前記ニードルハブ(106)の遠位端から延びるニードル(108)を有する、ニードルハブ(106)と、
カテーテルハブ(102)に取り付けられるカテーテルチューブ(104)であって、前記ニードルを、使用準備完了位置において前記カテーテルチューブ(104)を通って延びるようにする、カテーテルチューブ(104)と、
前記カテーテルハブ(102)の内部空洞(130)内に位置決めされるバルブ(136)と、
前記カテーテルハブ(102)の前記内部空洞(130)内で前記バルブ(136)の近位側に位置決めされる近位バルブオープナ(134、700、760)と、
前記バルブ(136)の遠位側に位置決めされる遠位バルブオープナ(252、644)と、
前記ニードル(108)を通過させる開口(284)を備えた近位壁(280)を含み、前記近位バルブオープナ(134、700、760)の保持空間内に少なくとも部分的に配置されるニードルガード(132)と、を備え、
前記遠位バルブオープナ(252、644)は、ブッシング(138、642)の基部の近位方向に延びる脚延長部(196、512)を備え、
前記バルブ(136)は、1つ以上のスリット(324)と、前記脚延長部(196、512)によって近位方向に変形可能な2つ以上のフラップ(326)と、前記近位バルブオープナ(134、700、760)によって遠位方向に軸方向に移動可能な外周とを有する、ニードルアセンブリ(100、400)。 - 前記遠位バルブオープナ(252、644)の前記脚延長部(196、512)は、前記カテーテルハブ(102)の前記内部空洞(130)の内部に軸方向に固定される、請求項1に記載のニードルアセンブリ。
- 前記バルブ(136)は、3つのスリット(324)と3つのフラップ(326)とを含み、前記遠位バルブオープナ(252,644)は、3つの離間した脚延長部(196,512)を含む、請求項1または2に記載のニードルアセンブリ。
- 前記3つの脚延長部(196、512)は、前記3つのフラップ(326)と整列される、請求項3に記載のニードルアセンブリ。
- 前記近位バルブオープナ(134,700,760)は、前記バルブ(136)の近位側表面(319,456)と当接接触するようにサイズ設定された円筒形状のノーズセクション(150,470)を有する、請求項1〜4のいずれか一項に記載のニードルアセンブリ。
- 前記近位バルブオープナ(134,700,760)は、2つの逃がし通路、開口または貫通路(61,494)を有し、前記ニードルガード(132)は、各々が少なくとも部分的に個々の逃がし通路、開口または貫通路(61,494)を通って延びる2つの肘部(304)を有し、
該肘部(304)は、前記近位壁(280)から延びる弾力的アーム(288,290)と遠位壁(300,302)との間に設けられる、請求項1〜5のいずれか一項に記載のニードルアセンブリ。 - 前記近位バルブオープナ(134,700,760)は、第2の連続した周縁セクション(151,582)から離間した第1の連続した周縁セクション(150,580)を有する、請求項1〜6のいずれか一項に記載のニードルアセンブリ。
- 前記バルブ(136)は、バルブディスク(410)の遠位側に延びるスカートセクション(412)を備える、請求項1〜7のいずれか一項に記載のニードルアセンブリ。
- 前記ブッシング(138,642)の前記基部および前記脚延長部(196,512)が一体的に形成されている、請求項1〜8のいずれか一項に記載のニードルアセンブリ。
- 前記近位バルブオープナは、2つのプランジャ要素(152)を接続する2つの安定器要素(253、484)を備え、前記2つの安定器要素(253、484)の間隔は、前記ニードルガード(132)の近位移動を制限するための絞り位置を画定する、請求項1〜9のいずれか一項に記載のニードルアセンブリ。
- ニードルアセンブリ(100、400)を製造する方法であって、
遠位開口(112)を有するカテーテルチューブ(104)をカテーテルハブ(102)に設けるステップであって、前記カテーテルハブ(102)は、内部空洞(130)および近位開口を画定するハブ本体を備える、ステップと、
前記カテーテルハブ(102)の内側に前記カテーテルチューブ(104)に対してブッシング(138、642)を位置決めし、前記カテーテルハブ(102)の内部空洞(130)内で前記ブッシング(138、642)の近位側かつ脚延長部(196、512)の近位側にバルブ(136)を位置決めするステップと、
前記バルブ(136)の近位側で、かつ前記カテーテルハブ(102)の前記内部空洞(130)の内部に、近位バルブオープナ(134、700、760)を位置決めするステップと、
ニードル(108)の先端(110)が前記カテーテルチューブ(104)の前記遠位開口(112)から延出するように、ニードルハブ(106)に取り付けられている前記ニードル(108)を、前記カテーテルハブ(102)、前記バルブ(136)および前記カテーテルチューブ(104)を通じて配置するステップと、
前記ニードル(108)を通過させる開口(284)を備えた近位壁(280)を含み、前記近位バルブオープナ(134、700、760)の保持空間内に少なくとも部分的に配置されるニードルガード(132)を位置決めするステップと、を含み、
前記バルブ(136)は、1つ以上のスリット(324)と、前記脚延長部(196、512)によって近位方向に変形可能な2つ以上のフラップ(326)と、前記近位バルブオープナ(134、700、760)によって遠位方向に軸方向に移動可能な外周とを有する、方法。 - 前記ニードルガード(132)の肘部(304)を、前記近位バルブオープナ(134,700,760)の逃がし通路、開口または貫通路(61,494)を通して配置するステップをさらに含み、
該肘部(304)は、前記近位壁(280)から延びる弾力的アーム(288,290)と遠位壁(300,302)との間に設けられる、請求項11に記載の方法。 - 前記脚延長部(196,512)は、前記ブッシング(138,642)と一体的に形成される、請求項11または12に記載の方法。
- 前記近位バルブオープナ(134,700,760)は、前記バルブ(136)の近位側表面(319,456)と当接接触するようにサイズ設定された円筒形状のノーズセクション(150,470)を有する、請求項11〜13のいずれか一項に記載の方法。
- 前記近位バルブオープナ(134,700,760)は、第2の連続した周縁セクション(151,582)から離間した第1の連続した周縁セクション(150,580)を有する、請求項11〜14のいずれか一項に記載の方法。
- 前記近位バルブオープナは、2つのプランジャ要素(152)を接続する2つの安定器要素(253、484)を備え、前記2つの安定器要素(253、484)の間隔は、前記ニードルガード(132)の近位移動を制限するための絞り位置を画定する、請求項11〜15のいずれか一項に記載の方法。
- カテーテルアセンブリ(100、400)であって、
ニードルハブ(106)であって、前記ニードルハブ(106)の遠位端から延びるニードル先端(110)を有するニードル(108)を有する、ニードルハブ(106)と、
カテーテルハブ(102)に取り付けられるカテーテルチューブ(104)であって、前記ニードルを、使用準備完了位置において前記カテーテルチューブ(104)を通って延びるようにする、カテーテルチューブ(104)と、
前記カテーテルハブ(102)の内部空洞(130)内に位置決めされるバルブディスク(137、410)を備えるバルブ(136)と、
前記バルブディスク(137、410)の遠位側に位置決めされる遠位バルブオープナ(252、644)と、
前記バルブディスク(137、410)の近位側に位置決めされる近位バルブオープナ(134、700、760)と、
前記ニードル(108)を通過させる開口(284)を備えた近位壁(280)を含むニードルガード(132)であって、保護位置において前記ニードル先端(110)を覆うように構成される、ニードルガード(132)と、を備え、
前記遠位バルブオープナ(252、644)は、ブッシング(138、642)の基部の近位方向に延びる脚延長部(196、512)を備え、
前記バルブ(136)は、1つ以上のスリット(324)と、前記脚延長部(196、512)によって近位方向に変形可能な2つ以上のフラップ(326)と、前記近位バルブオープナ(134、700、760)によって遠位方向に軸方向に移動可能な外周とを有する、カテーテルアセンブリ(100、400)。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201562206481P | 2015-08-18 | 2015-08-18 | |
US62/206,481 | 2015-08-18 | ||
US201662301917P | 2016-03-01 | 2016-03-01 | |
US62/301,917 | 2016-03-01 | ||
PCT/EP2016/069643 WO2017029374A1 (en) | 2015-08-18 | 2016-08-18 | Catheter devices with valves and related methods |
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JP2018527984A JP2018527984A (ja) | 2018-09-27 |
JP6925319B2 true JP6925319B2 (ja) | 2021-08-25 |
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JP2018508170A Active JP6921056B2 (ja) | 2015-08-18 | 2016-08-18 | バルブを備えたカテーテル装置および関連方法 |
JP2019508949A Active JP7035016B2 (ja) | 2015-08-18 | 2017-08-18 | バルブ付きカテーテルアセンブリ及びその関連方法 |
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JP2019508949A Active JP7035016B2 (ja) | 2015-08-18 | 2017-08-18 | バルブ付きカテーテルアセンブリ及びその関連方法 |
JP2022031810A Pending JP2022091760A (ja) | 2015-08-18 | 2022-03-02 | バルブ付きカテーテルアセンブリ及びその関連方法 |
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AU (1) | AU2016309744B2 (ja) |
BR (3) | BR122019017170B1 (ja) |
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