RU2009120995A - Катетерное устройство - Google Patents

Катетерное устройство Download PDF

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Publication number
RU2009120995A
RU2009120995A RU2009120995/14A RU2009120995A RU2009120995A RU 2009120995 A RU2009120995 A RU 2009120995A RU 2009120995/14 A RU2009120995/14 A RU 2009120995/14A RU 2009120995 A RU2009120995 A RU 2009120995A RU 2009120995 A RU2009120995 A RU 2009120995A
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RU
Russia
Prior art keywords
catheter
sleeve
valve
valve element
channel
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Application number
RU2009120995/14A
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English (en)
Other versions
RU2477639C2 (ru
Inventor
Кевин ВОЕР (DE)
Кевин ВОЕР
Original Assignee
Б. Браун Мельзунген Аг (De)
Б. Браун Мельзунген Аг
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37887513&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=RU2009120995(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE202007006190U external-priority patent/DE202007006190U1/de
Application filed by Б. Браун Мельзунген Аг (De), Б. Браун Мельзунген Аг filed Critical Б. Браун Мельзунген Аг (De)
Publication of RU2009120995A publication Critical patent/RU2009120995A/ru
Application granted granted Critical
Publication of RU2477639C2 publication Critical patent/RU2477639C2/ru

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/14—Devices for taking samples of blood ; Measuring characteristics of blood in vivo, e.g. gas concentration within the blood, pH-value of blood
    • A61B5/1405—Devices for taking blood samples
    • A61B5/1411—Devices for taking blood samples by percutaneous method, e.g. by lancet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150015—Source of blood
    • A61B5/15003—Source of blood for venous or arterial blood
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
    • A61B5/150213—Venting means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
    • A61B5/150221—Valves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381—Design of piercing elements
    • A61B5/150389—Hollow piercing elements, e.g. canulas, needles, for piercing the skin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150381—Design of piercing elements
    • A61B5/150503—Single-ended needles
    • A61B5/150511—Details of construction of shaft
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B5/15—Devices for taking samples of blood
    • A61B5/150007—Details
    • A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
    • A61B5/150534—Design of protective means for piercing elements for preventing accidental needle sticks, e.g. shields, caps, protectors, axially extensible sleeves, pivotable protective sleeves
    • A61B5/150633—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves
    • A61B5/150641—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves comprising means to impede repositioning of protection sleeve from covering to uncovering position
    • A61B5/150648—Protective sleeves which are axially extensible, e.g. sleeves connected to, or integrated in, the piercing or driving device; pivotable protective sleeves comprising means to impede repositioning of protection sleeve from covering to uncovering position fully automatically triggered, i.e. the triggering of the protective sleeve does not require a deliberate action by the user such as terminating the contact with the patient's skin
    • A—HUMAN NECESSITIES
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    • 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
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    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
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    • A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
    • A61M25/0631—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for fully covering the needle after its withdrawal, e.g. needle being withdrawn inside the handle or a cover being advanced over the needle
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    • 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
    • A61M39/04—Access sites having pierceable self-sealing members
    • A61M39/045—Access sites having pierceable self-sealing members pre-slit to be pierced by blunt instrument
    • 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
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    • 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
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    • A—HUMAN NECESSITIES
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    • A61M39/22—Valves or arrangement of valves
    • A—HUMAN NECESSITIES
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    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
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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
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    • 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
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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Anesthesiology (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Manufacturing & Machinery (AREA)
  • Vascular Medicine (AREA)
  • Environmental & Geological Engineering (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

1. Катетерное устройство, содержащее: ! полую втулочную часть (1) катетера, дальний конец которой выполнен с возможностью подсоединения к катетеру (2), а у ближнего конца которой расположено соединительное средство (3) для дополнительного средства, канал (4) у втулочной части (1) катетера, который отходит в радиальном направлении между ближним и дальним концами; ! первый клапанный элемент (5) во втулочной части (1) катетера, закрывающий канал (4) в положении готовности и деблокирующий соединение между каналом и катетером, когда к каналу прилагают внешнее давление; ! второй клапанный элемент (6), который препятствует выходу крови из втулочной части катетера в ближнем направлении; ! отличающееся тем, что второй клапанный элемент (6) образован в виде двухходового клапана для обеспечения сквозного потока в обоих направлениях. ! 2. Устройство по п.1, в котором первый клапанный элемент (5) выполнен в виде гибкого рукавного элемента, прилегающего к внутренней окружности втулочной части (1) катетера в положении готовности и деблокирующего соединение между каналом и катетером посредством деформации, когда к каналу прилагают внешнее давление. ! 3. Устройство по п.1 или 2, в котором второй клапанный элемент образован посредством клапанного диска (6), закрывающего ближний конец первого клапанного элемента (5) и обеспеченного, по меньшей мере, одной щелью (6а), проходящей в радиальном направлении. ! 4. Устройство по п.2, в котором у ближнего конца рукавного элемента (5) выполнен фланец (5а), выступающий в радиальном направлении, который входит в зацепление с кольцевой канавкой на внутренней окружности втулочной части (1) катетера. ! 5. Устройство по

Claims (12)

1. Катетерное устройство, содержащее:
полую втулочную часть (1) катетера, дальний конец которой выполнен с возможностью подсоединения к катетеру (2), а у ближнего конца которой расположено соединительное средство (3) для дополнительного средства, канал (4) у втулочной части (1) катетера, который отходит в радиальном направлении между ближним и дальним концами;
первый клапанный элемент (5) во втулочной части (1) катетера, закрывающий канал (4) в положении готовности и деблокирующий соединение между каналом и катетером, когда к каналу прилагают внешнее давление;
второй клапанный элемент (6), который препятствует выходу крови из втулочной части катетера в ближнем направлении;
отличающееся тем, что второй клапанный элемент (6) образован в виде двухходового клапана для обеспечения сквозного потока в обоих направлениях.
2. Устройство по п.1, в котором первый клапанный элемент (5) выполнен в виде гибкого рукавного элемента, прилегающего к внутренней окружности втулочной части (1) катетера в положении готовности и деблокирующего соединение между каналом и катетером посредством деформации, когда к каналу прилагают внешнее давление.
3. Устройство по п.1 или 2, в котором второй клапанный элемент образован посредством клапанного диска (6), закрывающего ближний конец первого клапанного элемента (5) и обеспеченного, по меньшей мере, одной щелью (6а), проходящей в радиальном направлении.
4. Устройство по п.2, в котором у ближнего конца рукавного элемента (5) выполнен фланец (5а), выступающий в радиальном направлении, который входит в зацепление с кольцевой канавкой на внутренней окружности втулочной части (1) катетера.
5. Устройство по п.2, в котором у ближнего конца рукавного элемента (5) по его внутренней окружности вставлено упрочняющее кольцо (5b).
6. Устройство по п. 3, в котором с ближней стороны второго клапанного элемента (6) элементу (9), служащему для приведения клапана в действие, придают направление для возможности смещения во втулочной части (1) катетера в осевом направлении.
7. Устройство по п.6, в котором элемент (9) для приведения клапана в действие может быть смещен в дальнем направлении во втулочной части (1) катетера посредством соединительного элемента (11, 16) для открывания второго клапанного элемента (6).
8. Устройство по п.7, в котором второй клапанный элемент (6) выполнен с возможностью автоматического закрывания, когда элемент (9) для приведения клапана в действие прекращает воздействие с какой-либо силой на клапанный элемент (6).
9. Устройство по п.3, в котором с ближней стороны второго клапанного элемента (6) элементу (12) для защиты иглы придают направление для возможности смещения на игле (7), вставленной в катетерное устройство.
10. Устройство по п.9, в котором на внутренней окружности втулочной части (1) катетера выполнено удерживающее средство (1d) для защитного элемента (12) иглы.
11. Устройство по п.9, в котором защитный элемент (12) иглы выполнен с, по меньшей мере, одним плечом (12а), выступающим в радиальном направлении, с помощью которого защитный элемент иглы удерживают во втулочной части катетера посредством зажатия.
12. Устройство по п.1, в котором рукавный элемент (5), формирующий первый клапанный элемент, расположен в зоне отверстия (4а) канала щелью (5с), проходящей в осевом направлении.
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US11071849B2 (en) 2015-08-18 2021-07-27 B. Braun Melsungen Ag Catheter devices with valves and related methods
US11141569B2 (en) 2015-08-18 2021-10-12 B. Braun Melsungen Ag Catheter devices with valves and related methods
US11684757B2 (en) 2015-08-18 2023-06-27 B. Braun Melsungen Ag Valved catheter assemblies and related methods
US11883614B2 (en) 2015-08-18 2024-01-30 B. Braun Melsungen Ag Catheter devices with valves and related methods
US11957850B2 (en) 2015-08-18 2024-04-16 B. Braun Melsungen Ag Catheter devices with valves and related methods
US11850377B2 (en) 2018-12-17 2023-12-26 B. Braun Melsungen Ag Catheter assemblies and related methods

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US8591468B2 (en) 2013-11-26
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US20140052065A1 (en) 2014-02-20

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