JP6625116B2 - 流量制御装置 - Google Patents
流量制御装置 Download PDFInfo
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- JP6625116B2 JP6625116B2 JP2017503824A JP2017503824A JP6625116B2 JP 6625116 B2 JP6625116 B2 JP 6625116B2 JP 2017503824 A JP2017503824 A JP 2017503824A JP 2017503824 A JP2017503824 A JP 2017503824A JP 6625116 B2 JP6625116 B2 JP 6625116B2
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- 239000012530 fluid Substances 0.000 claims description 98
- 238000005086 pumping Methods 0.000 claims description 34
- 238000002604 ultrasonography Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
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- 238000000429 assembly Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
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- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
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- 238000003860 storage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J15/00—Feeding-tubes for therapeutic purposes
- A61J15/0026—Parts, details or accessories for feeding-tubes
- A61J15/0076—Feeding pumps
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- A—HUMAN NECESSITIES
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- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J15/00—Feeding-tubes for therapeutic purposes
- A61J15/0026—Parts, details or accessories for feeding-tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J15/00—Feeding-tubes for therapeutic purposes
- A61J15/0026—Parts, details or accessories for feeding-tubes
- A61J15/008—Sensor means, e.g. for sensing reflux, acidity or pressure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J15/00—Feeding-tubes for therapeutic purposes
- A61J15/0026—Parts, details or accessories for feeding-tubes
- A61J15/008—Sensor means, e.g. for sensing reflux, acidity or pressure
- A61J15/0088—Sensor means, e.g. for sensing reflux, acidity or pressure for sensing parameters related to the device
-
- 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
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/14212—Pumping with an aspiration and an expulsion action
- A61M5/14232—Roller pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
-
- 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
- A61M2205/14—Detection of the presence or absence of a tube, a connector or a container in an apparatus
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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
- 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
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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
- A61M2205/00—General characteristics of the apparatus
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- A61M2205/3375—Acoustical, e.g. ultrasonic, measuring means
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- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6018—General characteristics of the apparatus with identification means providing set-up signals for the apparatus configuration
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- 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
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6036—General characteristics of the apparatus with identification means characterised by physical shape, e.g. array of activating switches
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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
- 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
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/14212—Pumping with an aspiration and an expulsion action
- A61M5/14228—Pumping with an aspiration and an expulsion action with linear peristaltic action, i.e. comprising at least three pressurising members or a helical member
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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
- 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
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- 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
- 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
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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
- 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
- A61M5/172—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 electrical or electronic
-
- 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
- A61M5/36—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 with means for eliminating or preventing injection or infusion of air into body
- A61M5/365—Air detectors
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (19)
- 給送セットを受容するように適合された流量制御装置であって、
前記給送セットの少なくとも一部を受容可能な筐体と、
前記筐体と関連付けられた圧送デバイスであって、前記圧送デバイスが前記給送セットに作用して対象への流体の送達のために前記給送セット内で流体流動を生成するように、前記給送セットが前記筐体によって受容されると前記給送セットに接触するように位置付けられた圧送デバイスと、
前記圧送デバイスに対して配置され、前記給送セットを通して送達される流体の粘度を示すセンサ信号を生成する超音波センサと、
前記超音波センサと通信して前記超音波センサから前記流体の粘度を示すセンサ信号を受信しかつ前記圧送デバイスと通信してその動作を制御する制御回路であって、前記センサ信号からの前記流体の粘度の表現を判定し、前記粘度の表現に基づいて流体流量を生成するべく前記圧送デバイスを動作させるように構成される制御回路と、
を備え、
前記圧送デバイスは、モータ及び回転子を備え、前記モータは、前記回転子が前記給送セットに繰り返し接触して前記給送セットを通る流体流動を生成するように、前記回転子を回転させるように適合され、前記制御回路は、前記流体の粘度に基づいて前記回転子の回転速度を調節し、
前記制御回路は、検出された流体の粘度が増大するにつれて前記回転子の回転速度を減少させるように構成される、流量制御装置。 - 前記制御回路は、前記センサ信号の振幅を分析することによって前記粘度を判定するように構成される、請求項1に記載の流量制御装置。
- 前記制御回路は、センサ信号振幅と粘度を関連付けるルックアップテーブルを含有するメモリを含む、請求項2に記載の流量制御装置。
- 前記超音波センサは、超音波信号を放出するように構成された超音波エミッタと、前記超音波信号を検出するように構成された超音波検出器とを含み、
前記給送セットの一部は、前記超音波信号の経路内に配置され、前記給送セットの状態を示す、前記超音波検出器によって検出可能な信号を生成する、請求項1に記載の流量制御装置。 - 前記制御回路は、前記超音波センサから受信したセンサ信号に基づいて前記給送セットを識別するように構成される、請求項4に記載の流量制御装置。
- 前記制御回路は、メモリを含み、前記センサ信号に基づいて識別された前記給送セットが前記メモリ内に記憶された給送セット識別に合致しない場合、前記圧送デバイスの動作を阻止するように構成される、請求項5に記載の流量制御装置。
- 前記制御回路は、給送セットの複数の識別を含有するメモリを含み、前記制御回路は、前記センサ信号と前記複数の記憶された識別のうちの1つを合致させ、前記センサ信号に合致する前記記憶された識別と関連付けられた1つ以上の特性に基づいて前記流量制御装置の動作を制御するように構成される、請求項5に記載の流量制御装置。
- 前記給送セットは、管類及び前記管類に搭載されたセンサ構成要素を備え、前記センサ構成要素は、前記給送セットが前記圧送デバイスを支持するように構成された前記筐体によって受容されると前記超音波信号の経路内に配置され、前記センサ構成要素は、前記信号を生成するように構成される、請求項4に記載の流量制御装置。
- 前記信号は、前記センサ構成要素のサイズ、形状、又は材料のうちの1つによって生成される、請求項8に記載の流量制御装置。
- 前記筐体によって支持されたセンサアセンブリであって、前記センサアセンブリは、前記給送セットが前記筐体によって受容されたときに前記給送セットの状態を検出するために前記圧送デバイスに対して配置され、前記センサアセンブリは、信号を放出するための単一のエミッタと、前記単一のエミッタによって放出される信号を検出するための複数の検出器とを備え、各検出器は、前記検出器によって検出された信号に基づいて前記給送セットの異なる状態を検出するように構成される、センサアセンブリをさらに備える、請求項1に記載の流量制御装置。
- 少なくとも2つの検出器をさらに備え、各検出器は、前記給送セットが前記筐体によって適切に受容されているかどうか、前記給送セットのタイプ、及び前記給送セット内の流体の粘度のうちの1つを含む給送セット状態を検出する、請求項10に記載の流量制御装置。
- 少なくとも3つの検出器をさらに備え、各検出器は、前記給送セットが前記筐体によって適切に受容されているかどうか、前記給送セットのタイプ、及び前記給送セット内の流体の粘度のうちの1つを含む給送セット状態を検出する、請求項10に記載の流量制御装置。
- 前記センサアセンブリは、単一の超音波エミッタと、複数の超音波検出器とを含む、超音波センサアセンブリである、請求項10に記載の流量制御装置。
- 前記給送セットが前記筐体によって受容されたときに前記給送セットの第1の部分に向かって第1の方向に第1の信号を放出しかつ前記給送セットの第2の部分に向かって前記第1の方向と異なる第2の方向に第2の信号を放出するように前記圧送デバイスに対して構築及び配置されるエミッタであって、前記第1及び第2の信号は、前記第1及び第2の部分において前記給送セットの状態を示すために使用される、エミッタをさらに備える、請求項1に記載の流量制御装置。
- 前記エミッタは、前記給送セットが前記筐体によって受容されると、前記給送セットの上流部分に向かって前記第1の信号を放出し、前記給送セットの下流部分に向かって前記第2の信号を放出するように配置される、請求項14に記載の流量制御装置。
- 前記エミッタは、前記給送セットが前記筐体によって受容されると、前記給送セットの上流部分と下流部分との間に配置される、請求項14に記載の流量制御装置。
- 前記第1の信号を検出するために前記エミッタに対して配置される第1の検出器と、前記第2の信号を検出するために前記エミッタに対して配置される第2の検出器とをさらに備える、請求項14に記載の流量制御装置。
- 前記エミッタは、前記第1の検出器と前記第2の検出器との間に配置される、請求項17に記載の流量制御装置。
- 前記第1の信号を検出するために前記エミッタに対して配置された第1の検出器と、前記第2の信号を検出するために前記エミッタに対して配置された第2の検出器とさらに備え、前記第1及び第2の検出器によって検出される前記信号は、前記給送セット内の流体の存在を示す、請求項14に記載の流量制御装置。
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JP2019212775A JP6905570B2 (ja) | 2014-07-25 | 2019-11-26 | 流量制御システム |
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US201462028983P | 2014-07-25 | 2014-07-25 | |
US62/028,983 | 2014-07-25 | ||
PCT/US2015/041510 WO2016014651A1 (en) | 2014-07-25 | 2015-07-22 | Flow control apparatus comprising detection system |
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US (1) | US9820916B2 (ja) |
EP (3) | EP4321144A3 (ja) |
JP (2) | JP6625116B2 (ja) |
AU (1) | AU2015292641B2 (ja) |
CA (1) | CA2955614C (ja) |
ES (1) | ES2963924T3 (ja) |
WO (1) | WO2016014651A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US10227971B2 (en) * | 2014-08-12 | 2019-03-12 | Kpr U.S., Llc | Downstream flow detection system for flow control apparatus |
WO2020006326A1 (en) | 2018-06-29 | 2020-01-02 | Generica Medical International, Inc. | Enteral feeding systems and methods |
US11344480B2 (en) | 2018-07-26 | 2022-05-31 | Medline Industries, Lp | Enteral fluid delivery system |
WO2020112862A1 (en) | 2018-11-26 | 2020-06-04 | Kpr U.S., Llc | Cassette for a flow control apparatus |
US10765798B2 (en) | 2019-01-24 | 2020-09-08 | Medline Industries, Inc. | Feeding syringe holder |
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