JP5166041B2 - 医療器具 - Google Patents
医療器具 Download PDFInfo
- Publication number
- JP5166041B2 JP5166041B2 JP2007555281A JP2007555281A JP5166041B2 JP 5166041 B2 JP5166041 B2 JP 5166041B2 JP 2007555281 A JP2007555281 A JP 2007555281A JP 2007555281 A JP2007555281 A JP 2007555281A JP 5166041 B2 JP5166041 B2 JP 5166041B2
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- valve body
- slit
- catheter
- dimension
- medical device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012530 fluid Substances 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 229920001195 polyisoprene Polymers 0.000 claims description 7
- 238000005660 chlorination reaction Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 23
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 23
- 230000002439 hemostatic effect Effects 0.000 description 14
- 210000004204 blood vessel Anatomy 0.000 description 11
- 230000006835 compression Effects 0.000 description 11
- 238000007906 compression Methods 0.000 description 11
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000008280 blood Substances 0.000 description 4
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- 229920001971 elastomer Polymers 0.000 description 4
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- 229920002379 silicone rubber Polymers 0.000 description 4
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- 238000000465 moulding Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 241001631457 Cannula Species 0.000 description 2
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 235000012489 doughnuts Nutrition 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 229960002897 heparin Drugs 0.000 description 2
- 229920000669 heparin Polymers 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 239000004033 plastic Substances 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000000540 analysis of variance Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
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- 229920000052 poly(p-xylylene) Polymers 0.000 description 1
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- 230000002792 vascular Effects 0.000 description 1
Images
Classifications
-
- 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
- A61M2039/0036—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use characterised by a septum having particular features, e.g. having venting channels or being made from antimicrobial or self-lubricating elastomer
- A61M2039/0072—Means for increasing tightness of the septum, e.g. compression rings, special materials, special constructions
-
- 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
-
- 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
- A61M39/0693—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof including means for seal penetration
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
Description
Claims (13)
- カテーテルを貫通させる経路を有するハウジングと、
前記ハウジング内に前記経路を横断するように取り付けられる弁体であって、前記経路の軸線方向に面し互いに反対向きの平面と、前記両面を隔てている周辺縁部であって、前記周辺部が前記ハウジングに内周面と係合するようにされた周辺縁部と、を有しており、前記平面の一方に開いている第1スリットと、前記平面の他方に開いている第2スリットと、を更に有し、前記第1スリットと第2スリットとは互いに角度をなして延びており前記軸線方向で見て交差するようにされている弁体と、を備えており、
前記弁体は、前記カテーテルが、前記第1及び前記第2のスリットを通して穿刺されるとき、前記カテーテルの外壁に沿い、前記弁体と前記カテーテルの間に流体密封シールを維持し、
前記弁体は、前記経路の軸線方向に直角な第1軸に沿う第1平面寸法と、前記経路の軸線方向に直角な第2軸に沿う第2平面寸法を有しており、前記第1平面寸法は、前記弁体が前記ハウジング内に取り付けられる前で加圧されていないときは、前記第2平面寸法(d2)より大きく、前記第1軸は、前記第1スリット及び前記第2スリットに対して概して平行ではなく、前記弁体が前記ハウジング内に取り付けられた後は前記第1軸に沿って圧縮されるようになされた、医療器具。 - 前記弁体は、加圧されていないときは、前記互いに反対向きの平面が略楕円形となる、請求項1に記載の医療器具。
- 前記第2軸は、前記第1スリット及び前記第2スリットに平行ではない、請求項2に記載の医療器具。
- 前記弁体の周辺は、概ね外向きに伸張している領域と、前記概ね外向きに伸張している領域と交互する、概ね内向きに伸張している領域を有している、請求項1に記載の医療器具。
- 前記第1寸法は、対向して外向きに伸張している領域の間の寸法であり、前記第2寸法は、対向して内向きに伸張している領域の間の寸法である、請求項4に記載の医療器具。
- 前記各スリットは、前記弁体を部分的に貫いて伸張しており、前記弁体内で他のスリットと交差して、前記対向する平面の間に通路を画定し、前記カテーテルは、前記通路を通して挿入可能である、請求項1乃至5の何れか1項に記載の医療器具。
- 前記第1及び第2スリットは、互いに垂直である、請求項1乃至6の何れか1項に記載の医療器具。
- 前記弁体を受け入れる前記ハウジングの前記内周面は、前記弁体の前記第1平面寸法よりも小さい内径を有している、請求項1乃至7の何れか1項に記載の医療器具。
- 前記ハウジングの前記内周面は、円形断面を有する、請求項1乃至8の何れか1項に記載の医療器具。
- 前記弁体がポリイソプレンで作られている、請求項1乃至9の何れか1項に記載の医療器具。
- 前記ポリイソプレンは、ハロゲン化されている、請求項10に記載の医療器具。
- 前記ポリイソプレンは、塩素化によってハロゲン化されている、請求項11に記載の医療器具。
- 前記ハロゲン化ポリイソプレンは、シリコーン流体で被覆されている、請求項11に記載の医療器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/055,211 US8753317B2 (en) | 1992-05-06 | 2005-02-10 | Hemostasis cannula |
US11/055,211 | 2005-02-10 | ||
PCT/US2006/004888 WO2006086711A1 (en) | 2005-02-10 | 2006-02-10 | Medical instrument |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008529672A JP2008529672A (ja) | 2008-08-07 |
JP5166041B2 true JP5166041B2 (ja) | 2013-03-21 |
Family
ID=36578835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007555281A Active JP5166041B2 (ja) | 2005-02-10 | 2006-02-10 | 医療器具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8753317B2 (ja) |
EP (1) | EP1846087B1 (ja) |
JP (1) | JP5166041B2 (ja) |
AT (1) | ATE447998T1 (ja) |
DE (1) | DE602006010324D1 (ja) |
WO (1) | WO2006086711A1 (ja) |
Families Citing this family (50)
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-
2005
- 2005-02-10 US US11/055,211 patent/US8753317B2/en not_active Expired - Fee Related
-
2006
- 2006-02-10 WO PCT/US2006/004888 patent/WO2006086711A1/en active Application Filing
- 2006-02-10 JP JP2007555281A patent/JP5166041B2/ja active Active
- 2006-02-10 DE DE602006010324T patent/DE602006010324D1/de active Active
- 2006-02-10 AT AT06734843T patent/ATE447998T1/de not_active IP Right Cessation
- 2006-02-10 EP EP06734843A patent/EP1846087B1/en active Active
Also Published As
Publication number | Publication date |
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EP1846087B1 (en) | 2009-11-11 |
US20050192537A1 (en) | 2005-09-01 |
WO2006086711A1 (en) | 2006-08-17 |
DE602006010324D1 (de) | 2009-12-24 |
ATE447998T1 (de) | 2009-11-15 |
US8753317B2 (en) | 2014-06-17 |
JP2008529672A (ja) | 2008-08-07 |
EP1846087A1 (en) | 2007-10-24 |
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