JP6297610B2 - バルブ付カテーテルアセンブリ - Google Patents
バルブ付カテーテルアセンブリ Download PDFInfo
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- JP6297610B2 JP6297610B2 JP2015562191A JP2015562191A JP6297610B2 JP 6297610 B2 JP6297610 B2 JP 6297610B2 JP 2015562191 A JP2015562191 A JP 2015562191A JP 2015562191 A JP2015562191 A JP 2015562191A JP 6297610 B2 JP6297610 B2 JP 6297610B2
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- 239000011800 void material Substances 0.000 claims description 55
- 239000012530 fluid Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000008280 blood Substances 0.000 description 14
- 210000004369 blood Anatomy 0.000 description 14
- 238000001990 intravenous administration Methods 0.000 description 13
- 230000002093 peripheral effect Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 230000001012 protector Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 4
- 208000012266 Needlestick injury Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 210000005166 vasculature Anatomy 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010053567 Coagulopathies Diseases 0.000 description 1
- 206010018910 Haemolysis Diseases 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 230000035602 clotting Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008588 hemolysis Effects 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000016236 parenteral nutrition Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
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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
-
- 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
- A61M25/0612—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
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M39/0606—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof without means for adjusting the seal opening or pressure
-
- 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
- A61M39/0693—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof including means for seal penetration
-
- 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
- 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
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/0007—Special media to be introduced, removed or treated introduced into 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (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)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
本願は、米国仮出願第61/799286号(2013年3月15日出願)の利益を請求するものであり、その内容は全目的のために参照によりここに明確に組み込まれる。
本システム、装置および方法は、点滴装置に関し、詳細には静脈内(IV)カテーテルに関する。特に、システム、装置および方法は、カテーテルアセンブリを通過する流体の選択的活性化を可能にする特徴を有する洗浄可能な(flushable)末梢静脈カテーテルアセンブリに関する。
Claims (11)
- カテーテルハブ(2,202)であって、内部空洞と、前記カテーテルハブ(2,202)の近位端での開口と、前記カテーテルハブ(2,202)の遠位端に装着され遠位端から延びるカテーテルチューブ(4,204)と、を有するカテーテルハブ(2,202)と、
ニードルハブ(8,218)の端から遠位に突出するニードル軸を定義するニードルシャフト(62)を有するニードル(9,209)であって、カテーテルチューブ(4,204)を通って突出し、ニードル先端(9a,272)を含むニードル(9,209)と、
バルブディスクの形態の本体を有するバルブ(7,40,207)であって、流体の流れを遮断するサイズおよび形状を有し、カテーテルハブ(2,202)の内部空洞の内側に、内部空洞と接触して位置決めされ、前記バルブ(7,40,207)は、第1壁面(42)および第2壁面(52)を包囲するバルブ外周(72,302,672,704)を備え、バルブ(7,40,207)は、厚さ(304)と、少なくとも2つのフラップ(320,620,708)を定義する少なくとも1つのスリット(54,654,706)と、壁面(310)、深さ(308)および、バルブ外周(72,302,672,704)に対して内側に配置されたボイド外周(306,716)を有するボイド(44,712)とを備え、ボイド(44,712)は、バルブ(7,40,207)の厚さ(304)の一部だけを通るように形成された、バルブ(7,40,207)と、
バルブ(7,40,207)を駆動するために、カテーテルハブ(2,202)内にスライドするように配置されるバルブ開口装置(10,210)であって、バルブ(7,40,207)を押してバルブ(7,40,207)のスリット(54,654,706)を広げるためのテーパー端を有するノーズセクション(10a,210a)と、ノーズセクションから近位に延びるプランジャエレメントを有するプランジャ端部(10b,260)とを含み、プランジャエレメントは、遠位方向の力をノーズセクション(10a,210a)に伝達し、バルブ(7,40,207)を押してスリット(54,654,706)を広げるのに充分に剛性がある、バルブ開口装置(10,210)と、を備え、
ボイド(44,712)は、テーパー状の壁面(310)を有するIVカテーテルアセンブリ(1,201)。 - バルブ(7,40,207)は、第1スリット(54,654,706)、第2スリット(54,654,706)および第3スリット(54,654,706)を備える請求項1記載のIVカテーテルアセンブリ。
- ボイド(44,712)は、鈍い先端(50)または鋭い先端(46)を有する請求項1または2記載のIVカテーテルアセンブリ。
- バルブ(7,40,207)は、2つのボイド(44,50)を有し、ボイド(44,50)は、第1壁面(42)および反対側の第2壁面(52)に、バルブ(7,40,207)の厚さの一部だけを通るように形成された請求項1〜3のいずれかに記載のIVカテーテルアセンブリ。
- バルブ(7,40,207)は、フラップ(320,620,708)上に少なくとも部分的に設置された複数の補強リブ(70)をさらに備える請求項1〜4のいずれかに記載のIVカテーテルアセンブリ。
- 少なくとも1つのスリット(54,654,706)は、バルブ(7,40,207)の厚さ(304)を通って、第1壁面(42)から第2壁面(52)へ、ボイド(44,712)のいずれかの部分を通って延びている請求項1〜5のいずれかに記載のIVカテーテルアセンブリ。
- ボイド(712)は、三翼(750,752,754)の構造を備え、各翼(750,752,754)は、各スリット(706)を取り囲む3つのテーパー面(714a,714b,714c)のセットを含む請求項1〜6のいずれかに記載のIVカテーテルアセンブリ。
- 少なくとも1つのスリット(54,654,706)は、前記バルブ外周(72,302,672,704)から離れた内部スリットである請求項1〜7のいずれかに記載のIVカテーテルアセンブリ。
- 鈍い先端(50)は、第1壁面(42)及び/又は第2壁面(52)に対してほぼ平行なベース面(314)と、内周(316)とを有する請求項3記載のIVカテーテルアセンブリ。
- 3つのフラップ(320,620,708)を定義する3つのスリット(54,654,706)は、3つのスリットの各々の一端がバルブの中心で共通ポイント(56)において接するように形成される請求項2記載のIVカテーテルアセンブリ。
- ボイド(44,712)の深さ(308)は、バルブ(7,40,207)の厚さ(304)の0.25〜0.7である請求項1〜10のいずれかに記載のIVカテーテルアセンブリ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361799286P | 2013-03-15 | 2013-03-15 | |
US61/799,286 | 2013-03-15 | ||
US14/012,568 US9114231B2 (en) | 2013-03-15 | 2013-08-28 | Valved catheter assemblies and related methods |
US14/012,568 | 2013-08-28 | ||
PCT/EP2014/055089 WO2014140265A1 (en) | 2013-03-15 | 2014-03-14 | Valved catheter assemblies |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016509916A JP2016509916A (ja) | 2016-04-04 |
JP6297610B2 true JP6297610B2 (ja) | 2018-03-20 |
Family
ID=51530715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015562191A Active JP6297610B2 (ja) | 2013-03-15 | 2014-03-14 | バルブ付カテーテルアセンブリ |
Country Status (5)
Country | Link |
---|---|
US (2) | US9114231B2 (ja) |
JP (1) | JP6297610B2 (ja) |
CN (1) | CN204233578U (ja) |
SG (1) | SG11201506983WA (ja) |
WO (1) | WO2014140265A1 (ja) |
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US8323249B2 (en) | 2009-08-14 | 2012-12-04 | The Regents Of The University Of Michigan | Integrated vascular delivery system |
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