JP6162103B2 - 負圧創傷治療包帯に負圧を提供するための方法 - Google Patents
負圧創傷治療包帯に負圧を提供するための方法 Download PDFInfo
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- JP6162103B2 JP6162103B2 JP2014512071A JP2014512071A JP6162103B2 JP 6162103 B2 JP6162103 B2 JP 6162103B2 JP 2014512071 A JP2014512071 A JP 2014512071A JP 2014512071 A JP2014512071 A JP 2014512071A JP 6162103 B2 JP6162103 B2 JP 6162103B2
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- 206010052428 Wound Diseases 0.000 title claims description 48
- 208000027418 Wounds and injury Diseases 0.000 title claims description 48
- 238000000034 method Methods 0.000 title description 14
- 238000005070 sampling Methods 0.000 claims description 12
- 238000009581 negative-pressure wound therapy Methods 0.000 claims description 5
- 238000005086 pumping Methods 0.000 description 35
- 239000000523 sample Substances 0.000 description 16
- 238000005259 measurement Methods 0.000 description 13
- 230000001225 therapeutic effect Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 238000003339 best practice Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- A61F13/05—
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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
-
- 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
- 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
- A61M1/75—Intermittent or pulsating suction
-
- 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
- A61M1/96—Suction control thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B13/00—Instruments for depressing the tongue
-
- 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
- A61F2013/00089—Wound bandages
- A61F2013/0017—Wound bandages possibility of applying fluid
- A61F2013/00174—Wound bandages possibility of applying fluid possibility of applying pressure
-
- 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
- A61F2013/00361—Plasters
- A61F2013/00365—Plasters use
- A61F2013/00536—Plasters use for draining or irrigating wounds
-
- 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
-
- 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
Description
本願は、2011年11月18日に出願された米国特許出願第13/299,783号に対する、そして2011年5月26日に出願された米国仮出願第61/490,118号に対する優先権を主張し、その両方はこの引用により本明細書中に組み込まれる。
12 負圧創傷治療包帯
14 チューブ
20 ポンプ
22 圧力センサ
24 チェックバルブ
26 制御回路
28 内部配管
32 電源
Claims (16)
- 負圧創傷治療システムであって、
負圧創傷治療包帯に負圧を提供するよう構成されたポンプと、
ユーザーからの治療負圧設定値を受け取るよう構成されたインターフェースと、
前記負圧創傷治療包帯の下の負圧を特定するよう構成された圧力センサーと、
コントローラーであって、
前記治療負圧と関連付けられた目標負圧であって前記治療負圧よりも低い目標負圧を決定し、
前記負圧創傷治療包帯の下に負圧を形成するために前記ポンプをオン・オフサイクル動作させ、
各サンプルが第1の時間間隔で取得されるように、前記圧力センサーから、前記負圧創傷治療包帯の下の負圧の複数のサンプルを取得し、
複数の連続したサンプルの平均値を計算し、
計算された平均値を前記目標負圧と比較し、
計算された平均値が前記目標負圧よりも大きくなるまで前記ポンプをオン・オフサイクル動作させることを継続するよう構成されたコントローラーと、
を具備し、
前記コントローラーは、さらに、
完全なポンプサイクルが終了した後、計算されている平均値が計算されてしまうまでは前記第1の時間間隔を維持し、その後、平均値の計算が完了し、この計算された平均値が前記目標負圧よりも大きいことが特定された後に、前記第1の時間間隔よりも大きな第2の時間間隔で前記負圧創傷治療包帯の下の負圧をサンプリングする
よう構成されていることを特徴とする負圧創傷治療システム。 - 前記コントローラーは、さらに、前記完全なポンプサイクルが終了した後に前記ポンプが、ある時間にわたって停止させられた後、前記第2の時間間隔で前記負圧創傷治療包帯の下の負圧をサンプリングするよう構成されていることを特徴とする請求項1に記載の負圧創傷治療システム。
- 前記時間は300ミリ秒であることを特徴とする請求項2に記載の負圧創傷治療システム。
- 前記第2の時間間隔は1000ミリ秒であることを特徴とする請求項1ないし請求項3のいずれか1項に記載の負圧創傷治療システム。
- 前記第1の時間間隔は100ミリ秒であることを特徴とする請求項4に記載の負圧創傷治療システム。
- 前記コントローラーは、前記ポンプを80ミリ秒にわたって作動させ、続いて、前記ポンプを80ミリ秒にわたって停止させることによって、前記負圧創傷治療包帯の下に負圧を形成するために、前記ポンプをオン・オフサイクル動作させるよう構成されることを特徴とする請求項1に記載の負圧創傷治療システム。
- 前記第1の時間間隔は100ミリ秒であることを特徴とする請求項6に記載の負圧創傷治療システム。
- 前記治療負圧が125mmHgであり、かつ、前記目標負圧が約115mmHgであることを特徴とする請求項1ないし請求項7のいずれか1項に記載の負圧創傷治療システム。
- 前記治療負圧が90mmHgであり、かつ、前記目標負圧が約85mmHgであることを特徴とする請求項1ないし請求項7のいずれか1項に記載の負圧創傷治療システム。
- 前記治療負圧が60mmHgであり、かつ、前記目標負圧が約54mmHgであることを特徴とする請求項1ないし請求項7のいずれか1項に記載の負圧創傷治療システム。
- 前記治療負圧が40mmHgであり、かつ、前記目標負圧が約34mmHgであることを特徴とする請求項1ないし請求項7のいずれか1項に記載の負圧創傷治療システム。
- 前記コントローラーは、さらに、前記計算された平均値が前記目標負圧よりも大きくない場合に、前記計算された平均値が前記目標負圧よりも大きくなるまで、前記ポンプをオン・オフサイクル動作させ、複数のサンプルを取得し、前記平均値を計算し、そして前記計算された平均値を比較することを継続するよう構成されることを特徴とする請求項1ないし請求項11のいずれか1項に記載の負圧創傷治療システム。
- 前記コントローラーは、さらに、少なくとも前記圧力センサーによる前記サンプリングの速度である前記平均値を計算する速度よりも高い速度で前記計算された平均値を比較するよう構成されることを特徴とする請求項12に記載の負圧創傷治療システム。
- 前記コントローラーは、さらに、前記計算された平均値が前記目標負圧よりも大きい場合に、
前記第1の時間間隔よりも大きな第2のセット時間間隔で前記負圧創傷治療包帯の下の負圧の複数の連続した第2のサンプルを取得し、
各第2のサンプルを前記目標負圧と比較し、
第2のサンプルが前記目標負圧よりも大きい場合に前記第2のサンプルの取得および前記目標負圧との比較を継続することによって前記目標負圧を維持するよう構成されており、
前記複数の連続した第2のサンプルのそれぞれを取得するための時間間隔が第2の時間間隔であり、かつ、複数の前記第2の時間間隔が集合して前記第2のセット時間間隔を形成することを特徴とする請求項12に記載の負圧創傷治療システム。 - 前記コントローラーは、さらに、第2のサンプルが前記目標負圧よりも大きくない場合に、前記ポンプをオン・オフサイクル動作させ、前記複数の連続した第2のサンプルを取得し、前記複数の連続した第2のサンプルの平均値を計算し、前記複数の連続した第2のサンプルの前記平均値が前記目標負圧よりも大きくなるまで前記平均値を比較することを継続するよう構成されることを特徴とする請求項14に記載の負圧創傷治療システム。
- 前記治療負圧は、40mmHg、60mmHg、90mmHgおよび125mmHgからなる群から選択されることを特徴とする請求項1ないし請求項15のいずれか1項に記載の負圧創傷治療システム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161490118P | 2011-05-26 | 2011-05-26 | |
US61/490,118 | 2011-05-26 | ||
US13/299,783 US9067003B2 (en) | 2011-05-26 | 2011-11-18 | Method for providing negative pressure to a negative pressure wound therapy bandage |
US13/299,783 | 2011-11-18 | ||
PCT/US2012/039103 WO2012162370A1 (en) | 2011-05-26 | 2012-05-23 | Method for providing negative pressure to a negative pressure wound therapy bandage |
Publications (2)
Publication Number | Publication Date |
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JP2014519905A JP2014519905A (ja) | 2014-08-21 |
JP6162103B2 true JP6162103B2 (ja) | 2017-07-12 |
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JP2014512071A Active JP6162103B2 (ja) | 2011-05-26 | 2012-05-23 | 負圧創傷治療包帯に負圧を提供するための方法 |
Country Status (11)
Country | Link |
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US (4) | US9067003B2 (ja) |
EP (1) | EP2713971B1 (ja) |
JP (1) | JP6162103B2 (ja) |
CN (1) | CN103841933B (ja) |
AU (1) | AU2012258822B2 (ja) |
BR (1) | BR112013030198A2 (ja) |
CA (1) | CA2837296C (ja) |
MX (1) | MX2013013807A (ja) |
RU (1) | RU2608618C2 (ja) |
WO (1) | WO2012162370A1 (ja) |
ZA (1) | ZA201308758B (ja) |
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RU2608618C2 (ru) | 2017-01-23 |
ZA201308758B (en) | 2014-08-27 |
EP2713971A4 (en) | 2015-01-07 |
AU2012258822A1 (en) | 2013-12-12 |
CN103841933B (zh) | 2017-02-15 |
RU2013157032A (ru) | 2015-07-10 |
WO2012162370A1 (en) | 2012-11-29 |
CA2837296A1 (en) | 2012-11-29 |
US20190192746A1 (en) | 2019-06-27 |
US20220105255A1 (en) | 2022-04-07 |
MX2013013807A (es) | 2014-05-28 |
EP2713971B1 (en) | 2019-08-14 |
US20150352267A1 (en) | 2015-12-10 |
US20120302977A1 (en) | 2012-11-29 |
JP2014519905A (ja) | 2014-08-21 |
US9067003B2 (en) | 2015-06-30 |
AU2012258822B2 (en) | 2016-09-08 |
CA2837296C (en) | 2020-03-10 |
CN103841933A (zh) | 2014-06-04 |
EP2713971A1 (en) | 2014-04-09 |
BR112013030198A2 (pt) | 2016-11-29 |
US10300178B2 (en) | 2019-05-28 |
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