JP6194415B2 - 血液収集の間に使用するための真空圧力調整器 - Google Patents
血液収集の間に使用するための真空圧力調整器 Download PDFInfo
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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
- A61B5/15—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
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- A—HUMAN NECESSITIES
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- 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
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- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150053—Details for enhanced collection of blood or interstitial fluid at the sample site, e.g. by applying compression, heat, vibration, ultrasound, suction or vacuum to tissue; for reduction of pain or discomfort; Skin piercing elements, e.g. blades, needles, lancets or canulas, with adjustable piercing speed
- A61B5/150061—Means for enhancing collection
- A61B5/150099—Means for enhancing collection by negative pressure, other than vacuum extraction into a syringe by pulling on the piston rod or into pre-evacuated tubes
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- A—HUMAN NECESSITIES
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- 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
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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
- A61B5/15—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
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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
- A61B5/15—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
- A61B5/150572—Pierceable protectors, e.g. shields, caps, sleeves or films, e.g. for hygienic purposes
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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
- A61B5/15—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
- A61B5/150694—Procedure for removing protection means at the time of piercing
- A61B5/150717—Procedure for removing protection means at the time of piercing manually removed
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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
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150732—Needle holders, for instance for holding the needle by the hub, used for example with double-ended needle and pre-evacuated tube
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- A—HUMAN NECESSITIES
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/15074—Needle sets comprising wings, e.g. butterfly type, for ease of handling
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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
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150946—Means for varying, regulating, indicating or limiting the speed or time of blood collection
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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
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
- A61B5/154—Devices using pre-evacuated means
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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
- 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
- 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/01—Control of flow without auxiliary power
- G05D7/0106—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule
- G05D7/0113—Control of flow without auxiliary power the sensing element being a flexible member, e.g. bellows, diaphragm, capsule the sensing element acting as a valve
-
- 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
- A61B5/150259—Improved gripping, e.g. with high friction pattern or projections on the housing surface or an ergonometric shape
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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
- 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
- A61M2039/2413—Check- or non-return valves designed to reduce and or shut-off the flow when a certain maximum flow limit is exceeded
-
- 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
-
- 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
- A61M2039/2473—Valve comprising a non-deformable, movable element, e.g. ball-valve, valve with movable stopper or reciprocating element
-
- 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
- A61M2039/2473—Valve comprising a non-deformable, movable element, e.g. ball-valve, valve with movable stopper or reciprocating element
- A61M2039/2486—Guided stem, e.g. reciprocating stopper
-
- 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
- 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
- A61M5/16813—Flow controllers by controlling the degree of opening of the flow line
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Dermatology (AREA)
- Pain & Pain Management (AREA)
- External Artificial Organs (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (18)
- 血液収集の間の流れ調節のための調整器であって、
ハウジング入口部と、ハウジング出口部と、ハウジング内部を画定する壁部と、可撓性の部材を備える前記壁部の少なくとも一部分と、を有するハウジングと、
前記可撓性の部材に関連付けられたバルブであって、前記ハウジング内部に連通している、バルブと、を備え、
前記ハウジング内部の中に差圧が加えられると、前記可撓性の部材および前記バルブの少なくとも1つが、前記ハウジング入口部または前記ハウジング出口部のいずれかに対して自動的に移動し、前記ハウジングを通って移動する血液の流れを調節させ、
前記ハウジング入口部は、血液供給源に関連付けられ、前記ハウジング出口部は、真空供給源に関連付けられ、前記差圧は、前記真空供給源から前記ハウジング出口部への真空を加えることによって導かれ、
前記ハウジング出口部へ前記真空を加えることは、前記可撓性の部材および前記バルブの少なくとも1つを、前記ハウジング入口部または前記ハウジング出口部のうちの少なくとも1つのオリフィスの中へ押し込み、
前記真空によって加えられた前記ハウジング内部の中の圧力と大気圧との均等化は、前記可撓性の部材または前記バルブが、前記ハウジング入口部または前記ハウジング出口部の前記オリフィスから少なくとも一部引き出されることを引き起こして、前記ハウジングを通る血液の流量を増加させることを特徴とする調整器。 - 前記バルブは、前記ハウジング出口部に対して移動可能であり、前記ハウジング出口部のオリフィスの幾何学形状を変化させることを特徴とする請求項1に記載の調整器。
- 前記可撓性の部材および前記バルブの少なくとも1つを、前記ハウジング入口部または前記ハウジング出口部のうちの少なくとも1つの前記オリフィスの中へ押し込むことは、前記ハウジング入口部および前記ハウジングを通る血液の流量を遅くすることを特徴とする請求項1に記載の調整器。
- 前記調整器は、血液収集ウィングセットとの一体化のために構成されることを特徴とする請求項1に記載の調整器。
- 前記ウィングセットは、ハブと、チュービングと、血液収集ホルダーとを備え、前記調整器は、前記ハブに直接的に関連付けられ、前記チュービングに沿って位置決めされ、または、前記収集ホルダーに直接的に関連付けられることを特徴とする請求項4に記載の調整器。
- 前記可撓性の部材は、スプリング特性を有する弾性膜を備え、前記弾性膜は、その周囲部の周りで、前記ハウジングの前記壁部にアンカー固定され、前記バルブは、前記弾性膜に固定されることを特徴とする請求項1に記載の調整器。
- 前記可撓性の部材に関連付けられた親指パッドを含み、ユーザーが、血液の流れの自動調整を無効にし、前記ハウジングを通る血液の流れを手動で調整することを可能にすることを特徴とする請求項1に記載の調整器。
- 前記バルブは、ニードルバルブを備えることを特徴とする請求項1に記載の調整器。
- 前記バルブは、平坦な遮断部を有するポペットバルブを備えることを特徴とする請求項1に記載の調整器。
- 前記可撓性の部材の大気側に関連付けられ、前記ハウジングとともに付勢されるスプリングを備えることを特徴とする請求項1に記載の調整器。
- 前記バルブは、前記可撓性の部材に接続されている内側ステムを有する同心円状のアニュラスを備え、前記ハウジングの中に真空圧力を加えることは、前記可撓性の部材が、前記ハウジング内部の中へ引き込まれ、前記アニュラスを長くすることを引き起こすことを特徴とする請求項1に記載の調整器。
- 前記ハウジング内部の中の真空圧力が消失することは、前記ハウジング内部に対して前記可撓性の部材を上昇させ、前記ハウジング入口部または前記ハウジング出口部に対する前記同心円状のアニュラスの長さを減少させることを特徴とする請求項11に記載の調整器。
- 前記ハウジング入口部または前記ハウジング出口部は、小さいフローチャネルを有するシールリングを含み、前記バルブが、前記可撓性の部材を備え、前記可撓性の部材は、前記シールリングに引き寄せられ、前記シールリングおよび前記小さいフローチャネルと協働し、前記ハウジング内部の中に差圧を加えられたときに、前記小さいフローチャネルを通る前記血液の流れを低減させ、または制限することを特徴とする請求項1に記載の調整器。
- 前記可撓性の部材は、少なくとも1つのスプリングエレメントを備え、前記少なくとも1つのスプリングエレメントは、前記ハウジング内部の圧力の均等化が起こると、前記少なくとも1つのスプリングエレメントが、屈曲されていない位置に向けて前記シールリングから離れるように付勢されることを引き起こすことを特徴とする請求項13に記載の調整器。
- 血液収集の間の流れ調節のための調整器を含むウィングセットであって、
患者側端を有する第1のカニューレと、
非患者側端を有する第2のカニューレと、
前記第1のカニューレと前記第2のカニューレとの間に位置決めされているハブおよびチュービングと、
前記第2のカニューレに関連付けられたチューブホルダーであって、前記チューブホルダーは血液収集チューブを受け入れるように構成され、前記血液収集チューブは真空をその中に含有するためのシールを含む、チューブホルダーと、
ハブ、チュービング、またはチューブホルダーのいずれかに関連付けられる調整器であって、前記調整器は、ハウジング入口部と、ハウジング出口部と、ハウジング内部を画定する壁部とを有するハウジングを備え、前記壁部の少なくとも一部分は、可撓性の部材と、前記可撓性の部材に関連付けられるバルブと、を備え、前記バルブは、前記ハウジング内部の中へ延在している、調整器と、を備え、
前記チューブホルダーの中に前記血液収集チューブが挿入され、前記血液収集チューブのシールを突き刺すことは、前記ハウジング内部の中に差圧を加えることを引き起こし、前記ハウジング入口部または前記ハウジング出口部のいずれかに対する前記可撓性の部材および前記バルブの自動的な移動を結果として生じさせ、前記ハウジングを通って移動する血液の流れを調節させ、
前記調整器は、前記ハウジング入口部または前記ハウジング出口部のいずれかに関連付けられた小さいフローチャネルを有するシールリングを含み、前記バルブは、前記可撓性の部材を備え、前記可撓性の部材は、前記ハウジング内部の中に真空圧力が加えられると、前記シールリングに引き寄せられ、前記シールリングおよび前記小さいフローチャネルと協働し、前記小さいフローチャネルを通る血液の流れを低減させ、または制限することを特徴とするウィングセット。 - 前記可撓性の部材に関連付けられた親指パッドを含み、ユーザーが、血液の流れの自動調整を無効にし、前記ハウジングを通る血液の流れを手動で調整することを可能にすることを特徴とする請求項15に記載のウィングセット。
- 前記バルブは、ニードルバルブ、ポペットバルブ、または同心円状のアニュラスのうちの1つを備えることを特徴とする請求項15に記載のウィングセット。
- 前記可撓性の部材の大気側に関連付けられるスプリングを含むことを特徴とする請求項15に記載のウィングセット。
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PCT/US2013/041171 WO2014185904A1 (en) | 2013-05-15 | 2013-05-15 | Vacuum pressure regulators for use during blood collection |
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JP2016523590A JP2016523590A (ja) | 2016-08-12 |
JP6194415B2 true JP6194415B2 (ja) | 2017-09-06 |
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US (2) | US10357192B2 (ja) |
EP (2) | EP3725346A1 (ja) |
JP (1) | JP6194415B2 (ja) |
CN (1) | CN105307707B (ja) |
AU (1) | AU2013389305B2 (ja) |
CA (1) | CA2911451C (ja) |
ES (1) | ES2817790T3 (ja) |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US11998332B2 (en) | 2012-05-30 | 2024-06-04 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
US11890452B2 (en) | 2012-10-11 | 2024-02-06 | Magnolia Medical Technologies, Inc. | Systems and methods for delivering a fluid to a patient with reduced contamination |
US11903709B2 (en) | 2017-09-12 | 2024-02-20 | Magnolia Medical Technologies, Inc. | Fluid control devices and methods of using the same |
US11903710B2 (en) | 2017-09-12 | 2024-02-20 | Magnolia Medical Technologies, Inc. | Fluid control devices and methods of using the same |
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AU2013389305B2 (en) | 2018-06-21 |
CN105307707A (zh) | 2016-02-03 |
AU2013389305A1 (en) | 2015-12-17 |
EP2996740B1 (en) | 2020-07-08 |
ES2817790T3 (es) | 2021-04-08 |
US10357192B2 (en) | 2019-07-23 |
EP3725346A1 (en) | 2020-10-21 |
WO2014185904A1 (en) | 2014-11-20 |
EP2996740A1 (en) | 2016-03-23 |
JP2016523590A (ja) | 2016-08-12 |
US20160081606A1 (en) | 2016-03-24 |
CA2911451A1 (en) | 2014-11-20 |
CA2911451C (en) | 2019-04-02 |
US20190282150A1 (en) | 2019-09-19 |
CN105307707B (zh) | 2018-07-27 |
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