JP6743050B2 - 減圧装置および方法 - Google Patents
減圧装置および方法 Download PDFInfo
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- JP6743050B2 JP6743050B2 JP2017556143A JP2017556143A JP6743050B2 JP 6743050 B2 JP6743050 B2 JP 6743050B2 JP 2017556143 A JP2017556143 A JP 2017556143A JP 2017556143 A JP2017556143 A JP 2017556143A JP 6743050 B2 JP6743050 B2 JP 6743050B2
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- 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
- 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
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/0206—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings
-
- 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
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/022—Adhesive bandages or dressings with fluid retention members having more than one layer with different fluid retention characteristics
-
- 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
- A61M1/79—Filters for solid matter
-
- 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
-
- 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
- A61M1/91—Suction aspects of the dressing
- A61M1/912—Connectors between dressing and drainage tube
- A61M1/913—Connectors between dressing and drainage tube having a bridging element for transferring the reduced pressure from the connector to the dressing
-
- 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
- A61M1/962—Suction control thereof having pumping means on the suction site, e.g. miniature pump on dressing or dressing capable of exerting suction
-
- 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
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/0206—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings
- A61F13/0209—Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings comprising superabsorbent material
-
- 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
- A61F2013/00246—Wound bandages in a special way pervious to air or vapours
- A61F2013/00268—Wound bandages in a special way pervious to air or vapours impervious, i.e. occlusive bandage
-
- 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
- A61F2013/0028—Wound bandages applying of mechanical pressure; passive massage
-
- 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
- A61F2013/00314—Wound bandages with surface treatments
- A61F2013/00319—Wound bandages with surface treatments to make surface hydrophobic
-
- 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
- A61M1/78—Means for preventing overflow or contamination of the pumping systems
- A61M1/784—Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0205—Materials having antiseptic or antimicrobial properties, e.g. silver compounds, rubber with sterilising agent
-
- 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
- A61M2205/3337—Controlling, regulating pressure or flow by means of a valve by-passing a pump
-
- 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
- A61M2205/3344—Measuring or controlling pressure at the body treatment site
-
- 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
- A61M2205/42—Reducing noise
-
- 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
- A61M2205/82—Internal energy supply devices
- A61M2205/8206—Internal energy supply devices battery-operated
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
本願は、2015年4月27日に出願された米国特許仮出願第62/153483号および2015年4月28日に出願された米国特許仮出願第62/154078号の利益を主張するものであり、これらの両仮出願の全体が、参照により本明細書に組み込まれる。
実施形態1. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
第1のスペーサ層と、
吸収層と、
創傷接触層、第1のスペーサ層、および吸収層を覆ってシールを形成するように構成された第1のカバー層であって、第1のフィルタを備える第1のカバー層と、
第1のカバー層の上方に位置決めされるように構成された陰圧源と、
第2のスペーサと、
陰圧源および第2のスペーサを覆ってシールを形成するように構成された第2のカバー層であって、第2のフィルタを備える第2のカバー層と
を備え、
吸収層は、陰圧源を受けるように構成された少なくとも1つの凹部を備え、
第1のカバー層の第1のフィルタは、吸収層の少なくとも1つの凹部の中の1つと整列するように構成される、創傷ドレッシング装置。
実施形態2. 第2のカバー層は、第1のカバー層に封着するように構成される、実施形態1に記載の創傷ドレッシング装置。
実施形態3. 陰圧源は、圧電ポンプを備える、実施形態1または2に記載の創傷ドレッシング装置。
実施形態4. ユーザによる陰圧源の操作を可能にするように構成された1つまたは複数のユーザインターフェース部品をさらに備える、実施形態1から3のいずれかに記載の創傷ドレッシング装置。
実施形態5. ドレッシング内の電子装置を作動させるように構成されたスイッチをさらに備え、スイッチは、ドレッシングに組み込まれる、実施形態1から4のいずれかに記載の創傷ドレッシング装置。
実施形態6. 陰圧源により排気される少なくともいくつかのガスを貯蔵することにより、水分蒸発率を上昇させるように構成されたチャンバをさらに備える、実施形態1から5のいずれかに記載の創傷ドレッシング装置。
実施形態7. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
第1の吸収層と、
創傷接触層、スペーサ層、および第1の吸収層を覆ってシールを形成するように構成された第1のカバー層であって、第1のフィルタを備える第1のカバー層と、
第1のカバー層の上方に位置決めされるように構成された陰圧源と、
陰圧源の排気と連通状態にある第2のフィルタと、
陰圧源および第2のフィルタを覆ってシールを形成するように構成された第2のカバー層であって、第3のフィルタを備える第2のカバー層と
を備え、
第1のカバー層の第1のフィルタは、陰圧源の入口と整列するように構成される、創傷ドレッシング装置。
実施形態8. 陰圧源により排気される少なくとも一部のガスを貯蔵することにより、水分蒸発率を上昇させるように構成されたチャンバをさらに備える、実施形態7に記載の創傷ドレッシング装置。
実施形態9. 第1のカバー層と第2のカバー層との間に位置決めされた第2の吸収層をさらに備える、実施形態7または8に記載の創傷ドレッシング装置。
実施形態10. 第2の吸収層は、第1のカバー層を通して流体を引き出すように構成される、実施形態7から9のいずれかに記載の創傷ドレッシング装置。
実施形態11. 第2のカバー層は、第1のカバー層に封着するように構成される、実施形態7から10のいずれかに記載の創傷ドレッシング装置。
実施形態12. 陰圧源は、圧電ポンプを備える、実施形態7から11のいずれかに記載の創傷ドレッシング装置。
実施形態13. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と、
創傷接触層、スペーサ層、および吸収層を覆ってシールを形成するように構成された第1のカバー層であって、第1のフィルタを備える第1のカバー層と、
第1のカバー層の上方に位置決めされるように構成された陰圧源と、
陰圧源の排気と連通状態にある第2のフィルタと、
吸収層から水を霧化するように構成された少なくとも1つの超音波発振器と
を備える、創傷ドレッシング装置。
実施形態14. 陰圧源、第2のフィルタ、および少なくとも1つの超音波発振器を覆ってシールを形成するように構成された第2のカバー層をさらに備える、実施形態13に記載の創傷ドレッシング装置。
実施形態15. 第1のカバー層の第1のフィルタは、陰圧源の入口と整列するように構成される、実施形態13または14に記載の創傷ドレッシング装置。
実施形態16. 第2のカバー層は、第1のカバー層に封着するように構成される、実施形態13から15のいずれかに記載の創傷ドレッシング装置。
実施形態17. 陰圧源は、圧電ポンプを備える、実施形態13から16のいずれかに記載の創傷ドレッシング装置。
実施形態18. ユーザによる陰圧源の操作を可能にするように構成された1つまたは複数のユーザインターフェース部品をさらに備える、実施形態13から17のいずれかに記載の創傷ドレッシング装置。
実施形態19. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と、
創傷接触層、スペーサ層、および吸収層を覆ってシールを形成するように構成された第1のカバー層であって、第1のフィルタを備える第1のカバー層と、
第1のカバー層の上方に位置決めされるように構成された陰圧源と、
陰圧源を覆ってシールを形成するように構成された第2のカバー層であって、第2のフィルタを備える第2のカバー層と
を備え、
第1のカバー層の第1のフィルタは、陰圧源の入口と連通状態になるように構成され、第2のカバー層の第2のフィルタは、陰圧源の排気と連通状態になるように構成される、創傷ドレッシング装置。
実施形態20. 吸収層は、陰圧源を受けるように構成された少なくとも1つの凹部を備える、実施形態19に記載の創傷ドレッシング装置。
実施形態21.第2のカバー層は、第1のカバー層に封着するように構成される、実施形態19または20に記載の創傷ドレッシング装置。
実施形態22. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と、
創傷と流体連通状態になるように構成された陰圧源と、
陰圧源を覆いその周囲にシールを形成するように構成された第1のカバー層であって、第1のフィルタを備える第1のカバー層と、
吸収層、スペーサ層、および第1のカバー層を陰圧源と共に覆ってシールを形成するように構成された第2のカバー層であって、第2のフィルタを備える第2のカバー層と
を備え、
第1のカバー層の第1のフィルタおよび第2のカバー層の第2のフィルタは、陰圧源と連通状態になるように構成される、創傷ドレッシング装置。
実施形態23. 第2のカバー層は、創傷接触層の周縁部にて創傷接触層に対して第2のカバー層の周縁部で封着するように構成される、実施形態22に記載の創傷ドレッシング装置。
実施形態24. 第1のカバー層は、陰圧源の周囲にポーチを形成し、第1のカバー層は、ポーチを形成するように組み合わされた1つまたは複数のカバー層か、またはポーチを形成するための1つの単体カバー層を備え、第1のカバー層ポーチは、陰圧源に対面する表面を備える内部表面と、内部表面の対向側の外部表面とを備える、実施形態22または23に記載の創傷ドレッシング装置。
実施形態25. スペーサ層は、第1のカバー層の外部表面の周囲に位置決めされるように構成された1つまたは複数の部分を備える、実施形態22から24のいずれかに記載の創傷ドレッシング装置。
実施形態26. スペーサ層は、創傷接触層と第1のカバー層ポーチとの間に位置決めされ、吸収層は、第1のカバー層ポーチと第2のカバー層との間に位置決めされる、実施形態22から25のいずれかに記載の創傷ドレッシング装置。
実施形態27. 創傷ドレッシングを備える創傷ドレッシング装置であって、創傷ドレッシングは、
創傷を覆ってシールを形成することにより、創傷と第1のカバー層との間に陰圧源リザーバを形成するように構成された第1のカバー層と、
リザーバに陰圧を供給するように構成された陰圧源と、
陰圧源内のまたは陰圧源に隣接する空部であって、所定の圧力にてガスを含み、リザーバ内の圧力が圧力しきい値を超過すると、破裂することにより陰圧源の動作を停止させるように構成された、空部と
を備える、創傷ドレッシング装置。
実施形態28. 陰圧源は、圧電ポンプを備える、実施形態27に記載の創傷ドレッシング装置。
実施形態29. 空部は、圧電ポンプの電気配線と連通状態にあり、空部の破裂により、電気配線が切断される、実施形態28に記載の創傷ドレッシング装置。
実施形態30. 創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と
をさらに備え、
第1のカバー層は、創傷接触層、スペーサ層、および吸収層を覆ってシールを形成するように構成される、実施形態27から29のいずれかに記載の創傷ドレッシング装置。
実施形態31. 陰圧源を覆ってシールを形成するように構成された第2のカバー層をさらに備え、第2のカバー層は、第1のカバー層に封着するように構成される、実施形態27から30のいずれかに記載の創傷ドレッシング装置。
実施形態32. ユーザによる陰圧源の操作を可能にするように構成された1つまたは複数のユーザインターフェース部品をさらに備える、実施形態27から31のいずれかに記載の創傷ドレッシング装置。
実施形態33. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と、
吸収層の周囲の周りにおよび吸収層の部分間においてスペーサ層により画成されて、吸収層の中間部を横断して延在する1つまたは複数のチャネルと、
チャネルの中の1つの中に位置決めされた陰圧源と
を備える、創傷ドレッシング装置。
実施形態34. 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
スペーサ層と、
吸収層と、
創傷接触層、スペーサ層、および吸収層を覆ってシールを形成することにより陰圧源リザーバを形成するように構成されたカバー層と、
創傷ドレッシング内に位置決めされるように構成された陰圧源であって、
スペーサ層および/または吸収層の周縁部上に位置決めされたチューブであって、磁性流体と、チューブの2つの点間の電位差により励起されるように構成されたコイルワイヤとを備える、チューブおよび
チューブ内に位置決めされ、1つまたは複数の一方向弁を備える、1つまたは複数のポンプチャンバ
を備える、陰圧源と
を備える、創傷ドレッシング装置。
実施形態35. 1つまたは複数のポンプチャンバは、磁性流体とチャンバとの間に位置決めされた膜またはピストンを備える、実施形態34に記載の創傷ドレッシング装置。
実施形態36. 1つまたは複数のポンプチャンバは、磁性チューブの各側に位置決めされる、実施形態34または35に記載の創傷ドレッシング装置。
実施形態37. 1つまたは複数のポンプチャンバは、一方向吸気弁および一方向排気弁を備える、実施形態34から36のいずれかに記載の創傷ドレッシング装置。
実施形態38. 吸気弁および排気弁は、同時には開かれず、それにより封止された磁性流体チューブを形成する、実施形態34から37のいずれかに記載の創傷ドレッシング装置。
210 陰圧源およびバッテリ
220 第2のフィルタ
230 カバー層
240 ドレッシング層
300 創傷ドレッシング
310 創傷接触層
311 スペーサ層
312 吸収層
313 第1のカバー層
314 電源
315 電子機器パッケージ
316 ポンプ
317 パッキング層
318 凹部
318a 凹部
319 第2の水蒸気透過性頂部フィルム、第2のカバー層
320 フィルタ、第1のフィルタ
400 ドレッシング
410 創傷接触層
411 スペーサ
412 吸収層
416 ポンプ
419 第2のカバー層
420 第3のフィルタ
421 第2のフィルタ
422 第1のフィルタ
430 チャンバ
432 超吸収材
434 第1のカバー層
440 オプション層
500 一体型創傷ドレッシング
501 超音波発振器
510 創傷接触層
511 スペーサ層
512 吸収層/超吸収材
513 頂部フィルム、第1のカバー層
516 陰圧ポンプ
519 頂部層、第2のカバー層
521 第2のフィルタ
522 第1のフィルタ
540 オプション層
610 創傷接触層
611 スペーサ層
612 吸収層、超吸収材
613 第1のカバー層
616 ポンプ
619 第2のカバー層
620 フィルタ
621 第2のフィルタ
622 吸収層
630 チャンバ
650 ポンプおよび電子機器パッケージ
701 空部、バブル
716 ピエゾ素子
800 一体型創傷ドレッシング
801 チャネル
802 チャネル
812 吸収層、超吸収材
816 ポンプ
820 出口ポート
900 一体型創傷ドレッシング
901 チューブ
902 ワイヤコイル
903 ポンプチャンバ
910 創傷接触層
911 スペーサ層
912 超吸収材、吸収層
913 頂部フィルム、水蒸気透過性カバー層
1016 ポンプ
1114 電源
1115 電子機器パッケージ
1116 ポンプ
1160 スイッチ
1214 凹部
1215 凹部
1216 凹部
1311 スペーサ層
1314 バッテリ
1316 ポンプ
1331 ポンプ駆動基板
1360 スイッチ
2100 創傷ドレッシング
2150 ポート
2220 導管
2221 コネクタ
2800 ポンプ
Claims (14)
- 創傷ドレッシング装置であって、
創傷と接触して位置決めされるように構成された創傷接触層と、
前記創傷接触層を覆って位置決めされた第1のカバー層と、
前記創傷接触層と前記第1のカバー層との間に位置決めされた1つまたは複数のスペーサ層であって、前記創傷接触層の上方表面上に位置決めされた1つまたは複数のスペーサ層と、
前記創傷接触層の前記上方表面上に位置決めされた前記スペーサ層を覆って位置決めされた吸収層と、
前記創傷と流体連通状態になるように構成され、前記1つまたは複数のスペーサ層を通して前記吸収層中に創傷流体を引き込むように構成された陰圧源であって、
前記吸収層の凹部および前記第1のカバー層により少なくとも部分的に画成されるポケットの中に位置する、陰圧源と、
前記陰圧源と前記創傷接触層との間の流路内に設けられた第1のフィルタと、
を備える、創傷ドレッシング装置。 - 前記吸収層は、前記創傷接触層と前記第1のカバー層との間に位置決めされる、請求項1に記載の創傷ドレッシング装置。
- 前記第1のフィルタは、前記第1のカバー層内に位置する、請求項1又は2に記載の創傷ドレッシング装置。
- 前記第1のカバー層と前記第1のカバー層を覆って配置された第2のカバー層との間に画成されたチャンバを形成するために、前記第1のカバー層を覆って配置された第2のカバー層をさらに備える、請求項1〜3のいずれか一項に記載の創傷ドレッシング装置。
- 前記第1のカバー層と前記第2のカバー層との間にスペーサ層または吸収層を備える、請求項4に記載の創傷ドレッシング装置。
- 前記第2のカバー層内に第2のフィルタをさらに備える、請求項4又は5に記載の創傷ドレッシング装置。
- 前記第1のカバー層は、前記吸収層の上方表面上に位置決めされる、請求項1から6のいずれか一項に記載の創傷ドレッシング装置。
- 前記第1のカバー層は、前記創傷接触層に封着される、請求項1から7のいずれか一項に記載の創傷ドレッシング装置。
- 1つまたは複数の超音波発振器を備える、請求項1から8のいずれか一項に記載の創傷ドレッシング装置。
- 前記1つまたは複数のスペーサ層は、前記吸収層および/または前記陰圧源を受けるための凹部を備える、請求項1から9のいずれか一項に記載の創傷ドレッシング装置。
- 圧力がしきい値圧力を超過した場合に、前記陰圧源の動作を中断するように構成された圧力フューズを備える、請求項1から10のいずれか一項に記載の創傷ドレッシング装置。
- 前記スペーサ層は、下方のスペーサ層の一部分を露出させるように、前記吸収層の周りに溝を備え、且つ/又は、前記スペーサ層は、下方のスペーサ層の一部分を露出させるように、前記吸収層の中央部を横断する溝を備える、請求項1から11のいずれか一項に記載の創傷ドレッシング装置。
- 前記創傷ドレッシング装置内に陰圧を生成するために磁性流体で充填されたチューブをさらに備える、請求項1から12のいずれか一項に記載の創傷ドレッシング装置。
- 前記陰圧源に関連付けられた電子部品が、前記吸収層および/または前記スペーサ層内の個別の凹部内に位置決めされる、請求項1から13のいずれか一項に記載の創傷ドレッシング装置。
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