JP6490767B2 - 創傷療法ドレッシングに流体を送達するためのシステムおよび方法 - Google Patents
創傷療法ドレッシングに流体を送達するためのシステムおよび方法 Download PDFInfo
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- JP6490767B2 JP6490767B2 JP2017170778A JP2017170778A JP6490767B2 JP 6490767 B2 JP6490767 B2 JP 6490767B2 JP 2017170778 A JP2017170778 A JP 2017170778A JP 2017170778 A JP2017170778 A JP 2017170778A JP 6490767 B2 JP6490767 B2 JP 6490767B2
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- 239000012530 fluid Substances 0.000 title claims description 127
- 206010052428 Wound Diseases 0.000 title claims description 58
- 208000027418 Wounds and injury Diseases 0.000 title claims description 58
- 238000002560 therapeutic procedure Methods 0.000 title claims description 34
- 238000000034 method Methods 0.000 title description 31
- 238000004891 communication Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 210000001519 tissue Anatomy 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 206010063560 Excessive granulation tissue Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 210000001126 granulation tissue Anatomy 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009581 negative-pressure wound therapy Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/92—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing with liquid supply means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/05—Bandages or dressings; Absorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/77—Suction-irrigation systems
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/80—Suction pumps
- A61M1/802—Suction pumps by vacuum created above a liquid flowing from a closed container
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
- A61M1/85—Drainage tubes; Aspiration tips with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
-
- 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
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/04—Skin
-
- 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
- A61M35/00—Devices for applying media, e.g. remedies, on the human body
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Surgery (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Description
本出願は、2012年1月10日出願の米国仮特許出願第61/585,055号(SYSTEMS AND METHODS FOR DELIVERING FLUID TO A WOUND THERAPY DRESSING)の優先権を主張し、この開示全体を、参照することにより本明細書に援用する。
Claims (11)
- 創傷療法ドレッシングに流体を送達するシステムにおいて、
液溜めに係合するように構成されたアクチュエータであって、前記アクチュエータは、前記液溜めから流体を吐き出すように適合されており、前記液溜めは、前記創傷療法ドレッシングと流体連通するように適合されている、アクチュエータと;
前記アクチュエータに正圧を、および前記創傷療法ドレッシングに負圧をもたらすように構成された圧力源と;
前記液溜めと前記創傷療法ドレッシングとの間の流体連通を制御するように適合された流体制御装置と;
前記アクチュエータにもたらされた圧力を検出するように構成された圧力センサーと;
前記アクチュエータにもたらされた圧力に基づいて、流体の流れを制御するように構成された制御システムと;
を含むことを特徴とする、システム。 - 請求項1に記載のシステムにおいて、前記アクチュエータが、前記液溜めの周囲に位置決めされた圧迫スリーブであり、前記圧迫スリーブは、前記正圧を適用されると、前記液溜めを圧迫して前記液溜めから流体を吐き出すように適合されていることを特徴とする、システム。
- 請求項1に記載のシステムにおいて、前記アクチュエータが、前記液溜め内に位置決めされた拡張可能なブラダであり、前記拡張可能なブラダは、前記正圧を適用されると拡張し、前記液溜め内の前記流体を変位させて、前記液溜めから前記流体を吐き出すように適合されていることを特徴とする、システム。
- 請求項1乃至3の何れか1項に記載のシステムにおいて、前記流体制御装置が、制御弁および流量計測オリフィスを含み、前記制御弁および前記流量計測オリフィスが協働して、前記アクチュエータにもたらされた前記正圧と、前記流量計測オリフィスのサイズとに従って、ある容積の前記流体を前記液溜めからもたらすことを特徴とする、システム。
- 請求項4に記載のシステムにおいて、前記制御弁が:ソレノイド弁およびソレノイド作動ピンチ弁からなる群から選択されることを特徴とする、システム。
- 請求項1乃至3の何れか1項に記載のシステムにおいて、前記流体制御装置が:ソレノイド弁およびソレノイド作動ピンチ弁からなる群から選択される制御弁を含むことを特徴とする、システム。
- 請求項1乃至3の何れか1項に記載のシステムにおいて、前記流体制御装置が流量計測オリフィスを含むことを特徴とする、システム。
- 請求項1乃至7の何れか1項に記載のシステムにおいて、前記制御システムは、前記アクチュエータにもたらされた圧力に従って、ある容積の前記流体を前記液溜めからもたらすように前記流体制御装置を制御するように構成されていることを特徴とする、システム。
- 請求項1乃至8の何れか1項に記載のシステムにおいて、前記圧力源が真空ダイヤフラムポンプを含み、前記真空ダイヤフラムポンプが真空ポートおよび正圧ポートを含み、前記真空ポートが、前記創傷療法ドレッシングに前記負圧をもたらすように適合されており、および前記正圧ポートが、前記アクチュエータに前記正圧をもたらすように適合されていることを特徴とする、システム。
- 請求項1乃至9の何れか1項に記載のシステムにおいて、さらに、前記アクチュエータと前記圧力源との間で流体連通している弁を含み、前記弁を通して前記アクチュエータに前記正圧がもたらされ、および前記弁は、前記圧力源からの過剰圧力を大気へ放出するように構成されていることを特徴とする、システム。
- 請求項1乃至10の何れか1項に記載のシステムにおいて、前記圧力源が、約0.1psig〜約1.0psig(約102.0kPa〜約108.3kPa)の圧力をもたらすように構成されていることを特徴とする、システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261585055P | 2012-01-10 | 2012-01-10 | |
US61/585,055 | 2012-01-10 |
Related Parent Applications (1)
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JP2014551371A Division JP6208147B2 (ja) | 2012-01-10 | 2013-01-04 | 創傷療法ドレッシングに流体を送達するためのシステムおよび方法 |
Publications (2)
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JP2018023793A JP2018023793A (ja) | 2018-02-15 |
JP6490767B2 true JP6490767B2 (ja) | 2019-03-27 |
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JP2014551371A Active JP6208147B2 (ja) | 2012-01-10 | 2013-01-04 | 創傷療法ドレッシングに流体を送達するためのシステムおよび方法 |
JP2017170778A Active JP6490767B2 (ja) | 2012-01-10 | 2017-09-06 | 創傷療法ドレッシングに流体を送達するためのシステムおよび方法 |
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JP2014551371A Active JP6208147B2 (ja) | 2012-01-10 | 2013-01-04 | 創傷療法ドレッシングに流体を送達するためのシステムおよび方法 |
Country Status (7)
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US (3) | US9114237B2 (ja) |
EP (3) | EP2965768B1 (ja) |
JP (2) | JP6208147B2 (ja) |
CN (1) | CN104203301B (ja) |
AU (2) | AU2013208271B2 (ja) |
CA (1) | CA2869094C (ja) |
WO (1) | WO2013106251A1 (ja) |
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US10792482B2 (en) | 2020-10-06 |
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US20130211348A1 (en) | 2013-08-15 |
CN104203301B (zh) | 2017-12-15 |
CA2869094C (en) | 2020-06-02 |
JP6208147B2 (ja) | 2017-10-04 |
CA2869094A1 (en) | 2013-07-18 |
EP2965768A1 (en) | 2016-01-13 |
AU2017203229A1 (en) | 2017-06-08 |
AU2017203229B2 (en) | 2017-11-30 |
EP2802366A1 (en) | 2014-11-19 |
EP2965768B1 (en) | 2017-11-29 |
EP3308809A1 (en) | 2018-04-18 |
AU2013208271B2 (en) | 2017-04-13 |
US20150320917A1 (en) | 2015-11-12 |
EP2802366B1 (en) | 2015-08-19 |
US9114237B2 (en) | 2015-08-25 |
JP2015505266A (ja) | 2015-02-19 |
JP2018023793A (ja) | 2018-02-15 |
CN104203301A (zh) | 2014-12-10 |
AU2013208271A1 (en) | 2014-05-22 |
EP3308809B1 (en) | 2019-08-21 |
WO2013106251A1 (en) | 2013-07-18 |
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