TW201143822A - Evaporative body-fluid containers and methods - Google Patents

Evaporative body-fluid containers and methods Download PDF

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Publication number
TW201143822A
TW201143822A TW100113262A TW100113262A TW201143822A TW 201143822 A TW201143822 A TW 201143822A TW 100113262 A TW100113262 A TW 100113262A TW 100113262 A TW100113262 A TW 100113262A TW 201143822 A TW201143822 A TW 201143822A
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TW
Taiwan
Prior art keywords
container
vapor permeable
liquid impermeable
permeable material
fluid
Prior art date
Application number
TW100113262A
Other languages
English (en)
Inventor
Christopher Brian Locke
Aidan Marcus Tout
Timothy Mark Robinson
Original Assignee
Kci Licensing Inc
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Application filed by Kci Licensing Inc filed Critical Kci Licensing Inc
Publication of TW201143822A publication Critical patent/TW201143822A/zh

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/74Suction control
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/00051Accessories for dressings
    • A61F13/00063Accessories for dressings comprising medicaments or additives, e.g. odor control, PH control, debriding, antimicrobic
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/02Adhesive bandages or dressings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/02Adhesive bandages or dressings
    • A61F13/0203Adhesive bandages or dressings with fluid retention members
    • A61F13/0206Adhesive bandages or dressings with fluid retention members with absorbent fibrous layers, e.g. woven or non-woven absorbent pads or island dressings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/02Adhesive bandages or dressings
    • A61F13/0203Adhesive bandages or dressings with fluid retention members
    • A61F13/0223Adhesive bandages or dressings with fluid retention members characterized by parametric properties of the fluid retention layer, e.g. absorbency, wicking capacity, liquid distribution
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/02Adhesive bandages or dressings
    • A61F13/0203Adhesive bandages or dressings with fluid retention members
    • A61F13/0226Adhesive bandages or dressings with fluid retention members characterised by the support layer
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/02Adhesive bandages or dressings
    • A61F13/0259Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer
    • A61F13/0266Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer especially adapted for wound covering/occlusive dressings
    • AHUMAN NECESSITIES
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    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/05Bandages 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]
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    • A61M1/60Containers for suction drainage, adapted to be used with an external suction source
    • AHUMAN NECESSITIES
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    • A61M1/64Containers with integrated suction means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M1/71Suction drainage systems
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    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/78Means for preventing overflow or contamination of the pumping systems
    • A61M1/784Means for preventing overflow or contamination of the pumping systems by filtering, sterilising or disinfecting the exhaust air, e.g. swellable filter valves
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/84Drainage tubes; Aspiration tips
    • A61M1/85Drainage tubes; Aspiration tips with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/88Draining devices having means for processing the drained fluid, e.g. an absorber
    • A61M1/884Draining devices provided with means for filtering out the harmless water content before discarding the drainage container
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/94Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing with gas supply means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/96Suction control thereof
    • A61M1/962Suction control thereof having pumping means on the suction site, e.g. miniature pump on dressing or dressing capable of exerting suction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/96Suction control thereof
    • A61M1/964Suction control thereof having venting means on or near the dressing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/98Containers specifically adapted for negative pressure wound therapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • A61M1/98Containers specifically adapted for negative pressure wound therapy
    • A61M1/984Containers specifically adapted for negative pressure wound therapy portable on the body
    • A61M1/985Containers specifically adapted for negative pressure wound therapy portable on the body the dressing itself forming the collection container
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00089Wound bandages
    • A61F2013/00119Wound bandages elastic
    • AHUMAN NECESSITIES
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    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00089Wound bandages
    • A61F2013/00246Wound bandages in a special way pervious to air or vapours
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    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00365Plasters use
    • A61F2013/00536Plasters use for draining or irrigating wounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00727Plasters means for wound humidity control
    • A61F2013/00731Plasters means for wound humidity control with absorbing pads
    • A61F2013/0074Plasters means for wound humidity control with absorbing pads containing foams
    • AHUMAN NECESSITIES
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    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/77Suction-irrigation systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/80Suction pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M2205/00General characteristics of the apparatus
    • A61M2205/75General characteristics of the apparatus with filters
    • A61M2205/7527General characteristics of the apparatus with filters liquophilic, hydrophilic
    • AHUMAN NECESSITIES
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    • A61MDEVICES 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/75General characteristics of the apparatus with filters
    • A61M2205/7536General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Pulmonology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Surgery (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Dermatology (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • External Artificial Organs (AREA)
  • Surgical Instruments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Jet Pumps And Other Pumps (AREA)

Description

201143822 六、發明說明: 【發明所屬之技術領域】 本發明揭示内容概言之係關於醫療系統,且更具體而言 (但不限於)蒸發性的體液容器、系統、敷料及方法。該等 蒸發性的體液容器、系統、敷料及方法可與減麼處理系統 一起使用。 本發明主張以下文件在35 USC第119(e)部分下之權利: 於2010年6月28日申請之標題為「Evap〇rative
Body Fluid
Containers and Methods」之美國臨時專利申請案第 61/3 59,205號,該專利出於所有目的以引用方式併入本文 中,於2010年4月16曰申請之標題為「Reduced_pressure Sources, Systems, and Methods Employing A Polymeric, Porous,Hydrophobic Material」之美國臨時專利申請案第 61/325,1 15號’該專利出於所有目的以引用方式併入本文 中’及於2010年6月28日申請之標題為「Dressings and
Methods For Treating a Tissue Site On A Patient」之美國臨 時專利申請案第61/359,181號,該專利出於所有目的以引 用方式併入本文中。 【先前技術】 臨床研究及實踐已顯示將減壓提供至鄰近組織部位處可 增進並加速組織部位處新組織之生長。此現象之應用眾 多,但減壓之應用在處理傷口方面尤為成功。此處理(在 醫界通常稱為「負壓傷口療法」、「減壓療法」或「真空療 法J )提供可包括快速癒合及增加肉芽組織形成在内之多 155461.doc 201143822 種益處。通常,經由多孔墊或其他歧管裝置將減壓施加至 組織。該多孔墊含有能夠將減壓分佈至組織並為自組織吸 出之流體提供通道之孔格或孔隙。在施加減壓時,將體液 (例如,滲出物)收納於且通常容納於儲液器中。 【發明内容】 根據一說明性實施例,用於處理病患組織部位之系統包 括置於鄰近組織部位處之處理歧管、及用於在該處理歧管 及該病患表皮上形成流體密封之密封部件。該密封部件用 於在組織部位上方形成密封處理空間,其中該密封處理空 間收納流體。該系統進一步包括用於提供減壓之減壓源及 用於收納流體之容器,該容器係以流體方式耦合至該減壓 源及該密封處理空間。該容器包括具有用於收納流體之内 部空間之容器殼體及通過該容器殼體之流體入口。該流體 入口用於將流體收納至容器殼體之内部空間中。該容器殼 體之至少一部分包括容許自流體蒸發之液體流出之液體不 可滲透、蒸氣可滲透之材料。 根據另一說明性實施例,用於收納及處理體液(主要為 液體)之容器包括具有用於收納體液之内部空間之容器殼 體及通過S亥容器殼體之體液入口。該體液入口用於將體液 收納至容器殼體之内部空間中。該容器殼體之至少一部分 包含液體不可滲透、蒸氣可滲透之材料。 根據另一說明性實施例,用於自病患去除並處理體液之 方法包括自病患去除體液及使體液進入容器中。該容器包 括具有用於收納體液之内部空間之容器殼體及通過該容器 155461.doc 201143822 双體之體液入口。該體液入口用於將體液收納至容器殼體 之内。p二間中。該容器殼體之至少一部分包括液體不可滲 透絡氣可參透之特料。該方法進一步包括使用液體不可 滲透又氣可參透之材料蒸發並去除體液之至少一部分。 根據另說明性實施例’用於處理病患傷口之傷口敷料 匕括及收層’纟具有第-側面及面向病患之第二侧面。該 吸收層與傷π流體連通。該傷口敷料亦包括覆蓋吸收層及 傷之液體不可渗透、蒸氣可渗透層。該液體不可渗透、 祭亂可渗透層可操作以容許體液自吸收層蒸發並離開該液 體不可滲透、蒸氣可滲透層。 根據另°兒明性貫施例,製造用於收納體液之容器之方 法包括形成具有用於收納體液之内部空間之容器殼體及在 該容器殼體上形成體液人口。該體液人口用於將體液收納 至容器殼體之内部空間中。該容器殼體之至少—部分包括 容許蒸發體液(蒸氣)流出内部空間之液體不可滲透、蒸氣 可滲透之材料。 可參照以下圖式及詳細說明來瞭解說明性實施例之其他 特徵及優點。 【實施方式】 在說明性實施例之以下詳細說明中,參照形成其一部分 之附圖。為使得熟習此項技術者能實踐本發明而足夠詳細 地闡述該等實施例,且應理解,可利用其他實施例且可作 出邏輯性結構、機械、電學及化學改變,而不背離本發明 之精神或範疇。為避免出現使熟習此項技術者能實踐本文 155461.doc 201143822 中所述實施例不需要之細節’本描述可省略熟習此項技術 者已知之某一資訊。不應認為以下詳細說明具有限制性意 義’且說明性實施例之範圍僅由隨附申請專利範圍加以界 定。 參照圖式且主要參照圖1 -2 ’其展示醫療系統丨〇〇(例如 減壓處理系統1〇2)之說明性實施例。減壓處理系統1〇2包 括用於自病患103收納並處理體液(主要為液體)之容器1〇4 之說明性實施例。容器104可操作以隨時間流逝處理多於 容器104實際上可一次性保留之液體。 減壓處理系統102可包括處理歧管1 〇5,其置於鄰近組織 部位106處(例如傷口 1〇8)。傷口 1〇8顯示為穿過病患表皮 11 〇。組織部位1 〇 6可為任何人類、動物或其他生物體之身 體組織’包括骨組織、脂肪組織、肌肉組織、真皮組織、 企官組織、結締組織、軟骨、腱、動帶或任一其他組織。 處理歧管105及病患表皮110之一部分可經密封部件112 覆蓋以形成密封處理空間116。密封部件丨12可為提供流體 密封之任一材料。密封部件112可為(例如)不可滲透或半滲 透彈性材料。「彈性」意指具有彈性體特性。彈性通常係 指具有橡膠狀特性之聚合物材料。更具體而言,大多數彈 性體具有大於1 〇〇%之極限伸長率及較高回彈力。材料之 回彈力係指材料自彈性變形恢復之能力。彈性體之實例可 包括(但不限於)天然橡膠、聚異戊二烯、丁笨橡膠、氣丁 橡膠、聚丁二烯、丁腈橡膠、丁基橡膠、乙丙橡膠、三元 乙丙橡膠、氣磺化聚乙稀、聚硫橡膠、聚胺基曱酸醋 155461.doc 201143822 (PU) EVA膜、共聚g旨及聚⑦氧。密封部件丨丨2之其他特 疋貫例包括聚石夕氧敷巾、3m Tegaderm⑧敷巾、敷巾, 例如購自Avery Dennis〇n公司(paw,⑸如叫者。 附接裝置114可與推封部件112 一起用於在傷口刚及處 理歧官105上形成流體密封。附接裝置⑴可呈多種形式。 舉例而5,附接裝置丨丨4可為繞密封部件1丨2周邊延伸之醫 療上可接觉之壓敏性黏著劑或水狀膠體材料。密封部件 112形成其中安置有處理歧管1〇5之處理密封空間us。將 減壓供應至也封處理空間i i 6,i藉此自密封處理空間⑴ 去除體液130。 減壓介面118可用於以流體方式將第一減壓輸送導管120 搞合至密封處理空間i 16。在一說明性實施例中,減壓介 面 118 係購自 KCI (San Antonio,Texas)之 T.R.A.C.® 墊或
SenSa T.R.A.C.®墊。減壓介面118亦可使用其他裝置,條 件係可將減壓輸送至密封處理空間〗丨6。 第一減壓輸送導管120係以流體方式耦合容器1〇4並將體 液130輸送至容器1〇4。容器1〇4經由第二減壓輸送導管丨24 自減壓源122收納減壓。減壓源122可為用於供應減壓之任 一裝置,例如真空幫浦、壁式引流器或其他源。儘管施加 至組織部位之減壓之量及性質將通常視應用而有所變化, 但減壓將通常介於_5 mm Hg (_667 Pa)與_5〇〇 _珣(_66 7 kPa)之間且更通常介於·75 mm Hg (·9·9 kpa)與_3〇〇麵取 (-39.9 kPa)之間。舉例而言,且並不限於,壓力可為·、 12.5 、 -13 、 -14 、 ·14.5 、 -15 、 -15.5 、 -16 、 _165 、 _17 、 155461.doc 201143822 -17. -18 21 、-18·5、·19、-19.5、_2〇、_2〇 $、 、-24、-24.5、-25、 -21.5 、 -22 、 -22.5 、 -23 、 -23. _25_5、-26、-26.5 kPa或另一壓力 容器HM收納體液130。藉由減壓處理系統1〇2自身體去 除體液13G。舉例而言,通常去除滲出物、腹水或其他體 液並置於容器U)4中。許多體液(例如,渗出物)實質上基於 7卜在無添加劑之情況下,儲液器中之渗出物將通常不會 轉變成固態或凝膠態,但在本發明實施例 不可渗透、蒸氣可滲透之材料136去除水時;變成3 態。 容器104可為剛性、半剛性或撓性❶容器1〇4包括具有用 於收納體液130之内部空間128之容器殼體126。容器殼體 126具有用於收納體液13〇之體液入口 132及用於收納減壓 之減壓入口 134。在一些包括多管腔導管(一個管腔用於減 壓供應且一個用於體液)之實施例申,減壓入口 134可與體 液入口 132相同。容器殼體126之至少一部分係自液體不可 ’參透、蒸軋可滲透之材料136形成。在圖1 -2之說明性實施 例中,容器殼體120中具有液體不可滲透、蒸氣可滲透之 材料13 6之部分係窗13 8,但其可能位於多個位置。窗13 8 可藉由形成至少一個窗孔口 135並用液體不可滲透、蒸氣 可渗透之材料136覆蓋該窗孔口來形成。可形成具有任一 勁度(例如’剛性、撓性、半剛性等)之容器殼體126。 液體不可滲透、蒸氣可滲透之材料136可形成整個容器 104或儲液器,或可僅形成一部分’例如,壁或窗138。通 155461.doc 201143822 常,可藉由使容器104内之液體直接與液體不可滲透、蒸 氣可滲透之材料136接觸來獲得較高蒸發。 除使該液體接觸液體不可渗透、蒸氣可渗透之材料136 以外’亦可藉由以下方式來達成較高之蒸發速率:向體液 130中添加熱能,增加穿過液體不可滲透、蒸氣可渗透之 材料136外之氣流(參見圖1(Ml),或以其他方式向容器 内之體液或空氣中添加能量。可藉由將熱能自用於減壓處 理系統之真空幫浦輸送至體液130來添加熱能。舉例而 言’如圖6中所示’若使用壓電幫浦354,則可將壓電幫浦 354安置於容器304中以便將壓電幫浦354產生之任何熱量 輸送至其中之體液33〇。在另一說明性實施例中,可將專 用加熱元件(未顯示)(例如,電阻器元件)添加至容器104之 内部空間128。在又-說明性實施例中,可添加擾掉器(未 顯示)以抵靠液體不可滲透、蒸氣可滲透之材料136移動體 液130以促進蒸發及傳遞。在另一說明性實施例中,可(例 如)藉由風扇或其他送風子系統來增加液體不可滲透、蒸 氣可滲透之材料136外部上之氣流,以增加蒸發速率。在 另說月丨生實施例中,將谷器1 04置於與病患表皮11 〇相鄰 處以利用來自病患1 〇 3之熱能來促進高蒸發。在另一說明 性實施例中,可將化學品添加至内部空間128中以便與滲 出物混合時引起放熱反應。 液體不可滲透、蒸氣可滲透之材料136容許水蒸氣如箭 頭140所示離開或流出(圖2)且同時保留液體。同時,液體 不可滲透、蒸氣可滲透之材料136容許在容器1〇4内保持減 155461.doc 201143822 壓°液體不可滲透、蒸氣可滲透之材料136包含能夠防止 液體經由該材料流入或流出而可操作以容許蒸氣(例如, 自體液蒸發之水)經由該材料流出或傳遞之任一材料。液 體不可滲透、蒸氣可滲透之材料136之非限制性說明性實 例包括高水分蒸氣傳遞速率(MVTR)膜或其他自親水性聚 合物形成之結構。說明性材料可包括聚乙烯醇、聚乙酸乙 烯酯、基於纖維素之材料(醚、酯、硝酸鹽等)、聚乙烯基 吡咯啶_、聚胺基曱酸酯、聚醯胺、聚酯、聚丙烯酸酯及 聚甲基丙烯酸酯、聚丙烯醯胺。用於液體不可滲透、蒸氣 可滲透之材料136之材料可彼此交聯、摻合、接枝或共聚 合。 在一些實施例中,用於形成液體不可滲透、蒸氣可滲透 材料之材料可經表面處理以增強親水性。表面處理可包括 化學輪射、電漿輻射、光(uv)輻射、電暈輻射或其他電離 輻射。在一些實施例中,可藉由形成(澆注)膜並使一些天 然樹膠(例如瓜爾膠、黃原膠及海藻酸鹽)或明膠交聯來形 成用於形成液體不可滲透、E氣可滲透材料之材料。用於 液體不可滲透、蒸氣可渗透材料之材料通常亦充當細菌障 壁。4盡管本文用於形成液體不可渗透 '蒸氣可滲透材料之 材料完全不能透過氮及氧’但該材料能透過水蒸氣。適宜 材料之-個特定非限制性實例係購自E. l du p〇nt如 Nemours 及 Wilmington 公司u s A)之 i5 微米 Hytrel APA60015 片材。 與容器104相關之實際問題(例如,氣味及凝聚)可以多 155461.doc •10· 201143822 種方式解*。首先,對於任—潛在氣味,可制炭過遽器 或經銀浸潰之網篩作為流體路徑(例如,在第一減壓輸送 導管m或體液入口 132中)之一部分以殺死細菌並解決離 開容器1G4之蒸氣之香氣問題。可藉由管理蒸發速率並藉 助容器1G4之設計來降低在容器m上凝聚之風險以確保不 存在溫度可能不同於體液13〇之鄰接蒸發表面之機械表 面。 在根據一說明性實施例實施操作中,將處理歧管1〇5安 置於鄰近組織部位106處。將密封部件112置於處理歧管 105及病患表皮110之一部分上方以形成密封處理空間 116。若尚未安裝,則將減壓介面118安裝至密封部件ιΐ2 上並將第一減壓輸送導管120以流體方式耦合至減壓介面 118及容器104之體液入口 132。將第二減壓輸送導管124以 流體方式耦合至容器104及減壓源122。 啟動減壓源122。將減壓輸送至組織部位i 〇6並自組織部 位106去除體液130。經由體液入口 132將體液13〇輸送至容 器104之内部空間128中。在所經歷時間段内體液13〇之水 含量至少部分地蒸發並經由液體不可滲透、蒸氣可滲透之 材料136傳遞。 因體液130中之液體(通常為水)蒸發,故在容器ι〇4中產 生含有非基於水之產物及諸如蛋白質、脂肪或鹽(例如, 鈉鹽、鈣鹽及氯化物)等其他物質之脫水漿液。該脫水漿 液將通常凝結並轉變成固態或凝膠態。因此,脫水漿液可 在無膠凝劑(isolyzer)之情況下凝膠化。儘管如此,但在一 155461.doc 201143822 些實施例中可添加膠凝劑β 不同程度的水可自體液13G蒸發此尤其取決於所容許 之時間、溫度及塵力。在一些情況下,容器1〇4中5%以上 的水可蒸發。在其他情況下,容器1〇4中1〇%以上、2〇〇/。以 上30以上以上、50%以上、60%以上、70%以 上、80%以上、90〇/〇以上或甚至更多的水可蒸發。隱含範 圍包括介於其之間之所有數值。 容器104之實施例容許較小之儲液器,此乃因容器1〇4能 夠處理多於容器104實際體積(Vc)之流體體積(Vf),即,操 作時vf>vc。在一些實施例中,保持以下關係:Vf>i〇5% Vc ; Vf>110%Vc ; Vf>120%Vc ; Vf>130%Vc ; Vf>i50〇/〇
Vc ;或Vf>200%Vc。可能為其他比率。作為一說明性非限 制性實例,容器104可容納5〇〇 mi (vc=5〇〇 ml),但經3天 使用後可收納600 ml至1000⑷流體(Vf=6〇〇爪丨至1〇〇〇 ml)。較小之大小可降低用於減壓處理系統1〇2或其他需要 體液收集之系統之容器1〇4之成本。由於較小之容器可與 給定醫療系統一起使用,故聚合物用量必然較少且可降低 減麼處理系統102之成本。較小之容器1 〇4通常亦對病患更 佳方便。若使用相同大小之容器,比其原本較不需頻繁地 更換。較不頻繁更換代表節約關於病患護理之成本。 容器104内之蒸發性的過程本身可產生減壓。因此,當 容器104用作減壓處理系統1 〇2之一部分時,自蒸發性的過 程得到之減壓會增大由減壓源122供應之減壓或可潛在地 使減壓源122變得多餘。另外,在本發明說明性實施例 155461.doc -12- 201143822 中,收納於容器104内之體液130之密度可增加至足以不需 要膠凝劑。或者,可使用相對較低量的膠凝劑。 現主要參照圖3及4,其展示用於收納及處理體液23〇之 容器204之另一說明性實施例。容器204可用作醫療系統 (例如圖1之系統100)之一部分。容器204包括具有用於收納 體液230之内部空間228之容器殼體226。容器殼體226可自 容器框架242及複數個擋板244形成。擋板244幫助形成複 數個方格槽246 ’其係藉由擋板244中之孔口(未顯示)互連 之小隔間。在另一實施例中,方格槽可經由共有區域(例 如方格槽上方(相對於重力定向)之開放空間)以流體方式麵 合。液體不可滲透、蒸氣可滲透之材料236(例如)藉由框架 部件或容器框架242之凸緣部分248上之焊接件250輕合至 容器框架242。在一些實施例中,液體不可滲透、蒸氣可 渗透之材料236亦可麵合至方格槽246之間之擋板244之末 女而。擋板244可如圖所示大小一致或可具有不同尺寸以為 液體不可滲透、蒸氣可滲透之材料236產生更大表面積。 可在容器殼體226上形成體液入口 232。體液入口 232用 於將體液230收納至容器殼體226之内部空間228中。亦可 在谷器殼體226中形成減壓入口 234以容許減壓進入内部空 間228。在另一說明性實施例中,可省略減壓並使用正壓 輸送體液。在此一實施例中,可添加排氣開口(未顯示)。 如圖4中所示,方格槽246有助於增加接觸體液23〇之液 體不可滲透、蒸氣可滲透之材料236之表面積。表面積增 加可增強液體自體液23〇蒸發及蒸氣傳遞。離開容器2〇4之 155461 .doc •13- 201143822 蒸氣如箭頭240所示。 現主要參照圖5-6,其展示用於收納及處理體液33〇之容 器304之另一說明性實施例。容器3〇4可用作醫療系統(例 如圖1之系統100)之一部分。容器304包括具有用於收納體 液33 0之内部空間328之容器殼體326。 容器殼體326具有殼體350,其係自第一材料(例如剛性 聚合物)形成並形成有複數個孔口 352。孔口352可呈任一 形狀(例如,細長狹縫、正方形、三角形),但顯示為環形 開口。液體不可滲透、蒸氣可滲透之材料336可在複數個 孔口 352上方耦合至殼體350之内部部分。或者,液體不可 滲透、滲透蒸氣之材料336可在複數個孔口 352上方耦合至 殼體350之外部部分。將芯吸部件337與液體不可滲透、蒸 氣可滲透之材料336相連以增強傳輸速率。可將芯吸部件 337耦合至或安置於鄰近液體不可滲透、蒸氣可滲透之材 料336處。可使用任一技術或裝置對液體不可滲透、蒸氣 可渗透之材料336實施焊接、結合或搞合。 形成複數個窗338,其具有將内部空間328與外部分隔之 液體不可滲透、蒸氣可渗透之材料336。可藉由形成:數 個窗孔口 335並將其用單件或複數件液體不可滲透、落氣 可滲透之材料336覆蓋來形成窗338。可使用任—已知技術 將液體不可滲透、蒸氣可滲透之材料別耦合至容器殼體 126’該等技術包括但不限於焊接(例如,超音波焊接㈣ 焊接)、結合、黏著劑 '膠黏劑或其他麵合裝置。如箭頭 340所示,體液33〇中之液體(通常為水)經由窗说蒸發並流 155461.doc 201143822 出。圖5及6之說明性實施例之容器3〇4提供來自殼體35〇之 結構強度並在窗338中提供可用於自體液33〇蒸發及傳遞液 體之表面積。 體液330經由體液入口 332進入内部空間328。在此說明 性實施例中,將提供減壓323之減壓源322安置於内部空間 328中。舉例而言,減壓源322可為壓電幫浦354。減壓源 322可經由排氣孔356排放其正壓。_或多個電引線358可 為減壓源322提供電力及控制。由於減壓源322係生熱真空 幫浦或装置,故減壓源322向内部空間328中提供淨熱能 325並藉此幫助加熱體液33〇。體液33〇之溫度升高使得蒸 發速率增加。出於此原因,可使用其他方法來提高體液或 液體不可滲透、蒸氣可滲透部件336之溫度,例如將容器 靶加至病患皮膚,在容器内進行放熱反應,利用滲出物中 之糖為局部電加熱器生電或其他技術。 另一說明性實施例涉及首先使用滲透幫浦使某些液體與 體液中其他組份分離。因此,舉例而言,主要參照圖7, 其展示用於收納及處理體液43〇(其主要為液體)之容器4〇4 之另一說明性實施例’其包括滲透膜46〇。 容器404包括具有用於收納體液43〇之内部空間428之容 器殼體426。内部空間428具有經滲透膜460分隔開之傷口 流體部分462及滲透流體部分464。滲透流體部分464可具 有載鹽芯吸部件466。水經牽引穿過滲透膜460並進入滲透 流體部分464。 滲透流體部分464係與液體不可滲透、蒸氣可渗透之材 155461.doc 201143822 料436流體連通。因此,滲透流體部分464中之水遇到液體 不可滲透、蒸氣可滲透之材料436並如箭頭440所示蒸發及 傳遞。蒸氣經由容器殼體426中之窗438離開。如所顯示, 可選防護覆件468可安置於液體不可滲透、蒸氣可滲透之 材料436與殼體框架450之間。 可在容器殼體426上形成體液入口 432。體液入口 432用 於將體液430收納至容器殼體426之内部空間428中且具體 而言收納至傷口流體部分462中。可將減壓入口 434納入容 器殼體426中以容許將減壓引入内部空間428中。或者,可 將減壓源容納於内部空間428内。 現主要參照圖8,其展示用於收納及處理體液530之容器 504之另一說明性實施例。容器504包括呈撓性袋568形式 之容器殼體526。可將撓性袋568容納於剛性殼體(未顯示) 内。 撓性袋568實質上自液體不可滲透、蒸氣可滲透之材料 形成。容器殼體526具有用於收納體液530之内部空間 528。可將附接板570附接至容器殼體526。可在附接板570 上形成體液入口 532及減壓入口 534。若使用剛性殼體來容 納撓性袋568,則體液入口 532及減壓入口 534將與剛性殼 體上之開口匹配。可將發泡體間隔件、内置聚合物框架或 其他間隔件部件(未顯示)耦合至體液入口 532及減壓入口 534(或以其他方式與内部空間528相連),以避免因撓性袋 568受減壓影響而摺疊所導致的真空鎖閉。 現主要參照圖9,其展示用於處理病患組織部位606(例 155461.doc -16- 201143822 如傷口 608)之傷口敷料672之說明性實施例。傷口 608可延 伸通過病患表皮610。傷口敷料672可包括置於鄰近組織部 位606處之處理歧管603。將吸收層674放置成與組織部位 606流體連通以自其收納體液。吸收層674具有第一側面 676及面向病患之第二側面678。 傷口敷料672亦可包括第一芯吸層68〇,其可安置於鄰近 及收層674之面向病患之第二側面678處。傷口敷料π〗亦 可具有第二芯吸層682,其安置於鄰近吸收層674之第一側 面676及液體不可渗透、蒸氣可渗透層咖處。液體不可渗 透、蒸氣可滲透層636覆蓋吸收層674及組織部位6〇6並充 當覆件或敷巾。液體不可滲透、蒸氣可滲透層636可藉由 附接裝置614固定至病患表皮61〇。可納入更少層或可添加 更多層且可改變各層之順序。可在液體不可滲透、蒸氣可 滲透層636下方納入微幫浦(未顯示)以提供減壓。、 類Ο於本文所給出之其他實施例,液體不可滲透、蒸氣 可渗透層636可操作以容許體液中之液體如箭頭州所Μ 發並離開液體不可渗透、蒸氣可渗透層咖。以此方式 在所經歷時間段内吸收層674能夠收納之體液多於吸收層 674原本可保留者。 次叹層 在本文任—實施例中,可將絮㈣ 空間中。因此,盔如一 芏忒令态之内部 r 而吕,根據另一說明性實施例,唾由 減壓輸送導管(例如, 、、生由 如,圖1中之第一減壓導瞢 位中呈液體形式之〜w S 12 0)將組織部 办式之體液輸送至容器(例如,圖。 1〇4)中。在該容器中, 谷盗 了士本文各貫施例中所展示來促進 155461.doc 17 201143822 蒸發’但另外亦可使體液絮凝。 絮凝係使顆粒一起凝聚成絮狀物之過程。絮狀物通常漂 浮在液體頂部’沉降至液體底部,或自液體濾出。剩餘液 體或澄清液體更純淨。然、後可澄清液體暴露於離子交換材 料(例如,具有強陽離子及陰離子之聚合物)以去除鹽並產 生所得澄清液體。 在實施絮凝製程時,容器可在容器内部或含有絮凝劑之 其他位置上含有單獨部分。將絮凝劑引入容納體液之容器 之部分中以引起絮凝。或者,可將絮凝劑支撐於過濾器或 非織造材料上。可使用任一適宜之絮凝劑,其包括下列: 聚電解質、硫酸鋁、鋁、鐵、鈣或鎂。 將所得澄清流體暴露於液體不可滲透、蒸氣可滲透之材 料(例如,圖1中液體不可滲透、蒸氣可滲透之材料1 3 6), 並使剩餘液體中之至少一部分蒸發並流出該液體不可滲 透、蒸氣可滲透之材料。將絮凝劑添加至系統(例如圖 系統100)中可有利地減少液體不可滲透、蒸氣可滲透之材 料之污染或潛在污染。另外,澄清流體可更有效地蒸發並 流出液體不可滲透、蒸氣可滲透之材料。 見主要參照圖1 〇,其展示用於自病患收納並處理體液 (主要為液體)之容器704之說明性實施例。容器7〇4可操作 以隨時間流逝處理多於容器7 〇 4實際上可一次性保留之液 體。容器704類似於先前所展示之容器,但已添加強制通 風裝置755以增加水蒸氣傳輸速率。 谷器包括具有用於收納體液730之内部空間728之容 15546 丨.d〇c 201143822 器殼體726。容器殼體726具有流體入口或用於自導勺20 收納體液730之體液入口 732。容器殼體726具有用於吕自減 壓源(未顯示)導管724收納減壓之減壓入口 734。容器殼體 726之至少一部分包含液體不可滲透、蒸氣可滲透之材料 736。液體不可滲透、蒸氣可渗透之材料乃6可形成整個容 器104或可僅形成一部分(例如,壁或窗^”。 在此說明性實施例中,可藉由使用強制通風裝置…迫 使空氣757經過液體不可滲透、蒸氣可滲透之材料736外部 來:強經由液體不可滲透、蒸氣可滲透之材料7刊之蒸發 及流出(參見箭頭740)。強制通風裝置755可為引導空氣穿 過液體不可滲透、蒸氣可滲透之材料736之風扇或具有擋 板及通氣管之風扇。強制通風裝置755可為用於移動空氣 之無風扇裝置,例如靜電裝置,或可移動空氣之具有擋板 之壓電幫浦。強制通風裝置755亦可為複數個通氣管或擋 板及谷器704中之有意或漏孔,其容許減壓牵引空氣經由 通氣管穿過液體不可滲透、蒸氣可滲透之材料736,之後 進入内邛空間728。空氣穿過液體不可滲透、蒸氣可滲透 之材料736移動使水蒸氣傳輸速率增加。不欲受理論限 制’穿過液體不可滲透、蒸氣可滲透之材料736之水分梯 度可牽引來自傷口流體730之水。 現主要參照圖1 i ’其展示用於自病患收納並處理體液 (主要為液體)之容器8〇4之說明性實施例。容器804可操作 以隨時間流逝處理多於容器804實際上可一次性保留之液 體°容器804在大多數方面類似於先前所展示容器且尤其 155461.doc • 19· 201143822 圖10之容器704。 容器804具有形成内部空間828之容器殼體826。内部空 間828經由以流體方式耦合至體液入口 832之輸送導管820 收納體液830(主要為液體)》可經由輸送導管824將減壓自 減壓源輸送至減壓入口 834。 在谷益设體826上形成·—或多個窗838。一或多個窗838 可藉由形成一或多個窗孔口 835並用液體不可滲透、蒸氣 可渗透之材料836覆蓋(在内部、外部或樑上)窗孔口 835來 形成。可使用任一已知技術將液體不可滲透、蒸氣可渗透 之材料836耦合至容器殼體826,該等技術包括(但不限於) 焊接(例如,超音波焊接或RF焊接)、結合、黏著劑、膠黏 劑或其他耦合裝置。 強制通風裝置855經定位以沿液體不可滲透、蒸氣可渗 透之材料836提供強制空氣以增加水蒸氣傳輸速率。在此 說明性實施例中,強制通風裝置855係風扇859。強制通風 裝置855可由電池或外連接件861提供動力。複數個擋板壁 863可作為容器殼體826之一部分形成或耦合至容器殼體 826。強制通風裝置855可耦合至複數個擋板壁863中之一 個擋板壁。擋板壁863可具有複數個用於引導氣流之排氣 開口俯。強制通風裝置855產生空氣以衝擊或移動穿過液 體不可滲透、蒸氣可滲透之材料836。 如同本文其他實施例’可藉由向内部空間828中添加能 量之内部能量裝置來增強體液83〇汽化。内部能量裝置可 為用於添加熱能之加熱元件或裝置、用於抵靠窗請移動 155461.doc •20· 201143822 體液830之攪拌器、或在體液83〇中產生氣泡8的之起泡器 8 6 7。起泡器8 6 7可包括小孔徑過濾器以防止排出致病物 質。起泡器867可具有與起泡器869相連之水收集裝置以容 納當起泡器867操作時可流出起泡器之水或液體。水收集 裝置可為起泡器867下方之容器。 在根據一說明性實施例之操作中,容器8〇4係藉由輸送 導管820以流體方式耦合至體液源。容器804亦藉由導管 824輕5至減壓源。(在替代實施例中,減壓源可在容器 8〇4内)。啟動減壓源並將體液83〇輸送至内部空間828中。 啟動強制通風裝置855(例如,風扇859)並強制空氣857衝擊 或移動穿過窗838上之液體不可滲透、蒸氣可滲透之材料 836。蒸氣以高速率經由液體不可滲透、蒸氣可滲透之材 料836(參見箭頭840)流出。 可納入其他特徵作為容器1〇4、204、304、404、504、 604、704及804之一態樣以增強蒸發。舉例而言,現參照 圖12,可使用具有皺狀物971之液體不可滲透、蒸氣可滲 透之材料936。液體不可滲透、蒸氣可滲透之材料936之使 用可如同本文任一實施例中之液體不可滲透、蒸氣可滲透 之材料 136、236、336、436、536、636、736、836、1236 或1336。當迫使空氣957穿過液體不可滲透、蒸氣可滲透 之材料936時’更多之表面積可與空氣相互作用。另外或 或者,可使用如圖13中所示之紋理化液體不可滲透、蒸氣 可渗透之材料1036。如圖14中所示,液體不可滲透、蒸氣 可滲透之材料1136可包括在液體不可參透、蒸氣可滲透之 J5546j.doc -21 - 201143822 材料113 6外部部分上提供額外區域之絨毛〗丨73或細纖維β 除絨毛1173或細纖維以外,可使用其他多孔芯材,例如親 水性開孔發泡體(例如,聚胺基甲酸酯、聚乙烯醇、纖維 素);或經處理具有親水性表面之經燒結聚合物(例如,聚 烯烴、聚醯胺、聚酯、丙烯酸系物)。 現主要參照圖15,其展示用於自病患收納並處理體液 (主要為液體)之容器1204之說明性實施例。容器1204可操 作以隨時間流逝處理多於容器1204實際上可一次性保留之 液體。容器1204類似於先前所展示容器,但内部能量裝置 不同。内部能量裝置係經添加以增加内部空間12 2 8内之能 量之導管1269及閥門1271 ^内部能量裝置係將液體移動至 内部空間1228内之導管1269。 容器1204包括具有用於收納體液123〇之内部空間1228之 谷器豉體1226。容器殼體1226具有用於自導管1220收納體 液1230之流體入口 1232。容器殼體1226具有用於自減壓源 (未顯示)導管1224收納減壓之減壓入口 1234。容器殼體 1226之至少一部分包含液體不可滲透、蒸氣可滲透之材料 1236。液體不可滲透、蒸氣可滲透之材料1236可形成整個 谷益1204或可僅形成一部分(例如,壁或窗1238)。液體不 可滲透、蒸氣可滲透之材料1236顯示為耦合於容器12〇4外 部上’但亦可耦合於内部上或與容器12〇4齊平。 閥門1271及導管1269將以氣泡形式向内部空間1228中提 供能量。閥門1271提供進入密封空間1228之空氣之控制。 閥門可限制或關閉導管1269中之流體流並藉此控制其中之 155461.doc -22- 201143822 流。閥門1271可手動操作或包括耦合至控制器之螺線管戈 其他控制裝置。通過導管1269之氣流可受到控制且可:恆 定或間歇。 • 現主要參照圖16,其展示用於自病患收納並處理體液 (主要為液體)之容器1204之另一說明性實施例。該容器類 似於圖15之容器並使用相同參考編號。圖15實施例與圖μ 貫施例之間之主要區別在於導管1269及閥門1271已由呈縱 向起泡裔1267形式之内部能量裝置替代。縱向起泡器 係以流體方式耦合至閥門1273。 縱向起泡器1267將以氣泡形式向内部空間1228中輸送額 外能量。縱向起泡器1267可為將氣泡分佈於内部空間1228 内之任一裝置。舉例而言,縱向起泡器1267可為多孔、氣 體可滲透、水不可滲透之疏水性部件,例如燒結聚合物 膜、PTFE或其他適宜材料。如同閥門1271,閥門可 連續地或間歇地輸送空氣。 現主要參照圖17 ’其展示用於自病患收納並處理體液 (主要為液體)之容器1304之說明性實施例。容器13〇4可操 作以隨時間流逝處理多於容器13〇4實際上可一次性保留之 • 液體。容器1304在許多方面類似於先前所展示容器。 容器1304具有形成内部空間1328之容器殼體1326。内部 空間1328經由以流體方式耦合至體液入口 1332之輸送導管 1320收納體液1330(主要為液體)^可經由輸送導管1324將 減壓自減壓源輸送至減壓入口 1334。 容器殼體1326具有内壁1373及外壁1375、或殼。内壁 I5546I.doc 23 201143822 1373與外壁1375之間之空間形成通路1377。可使用一或多 個間隔支撐部件1379將内壁1373及外壁1375固定於彼此相 對之位置。或者或除間隔支撐部件1379以外,可用連續或 實質上連續之多孔支撐填充内壁1373與外壁1375之間之空 間(即,通路1377)。 在容器殼體1326上形成一或多個窗1338。可藉由形成一 或多個窗孔口 1335並用液體不可滲透、蒸氣可滲透之材料 1336覆蓋窗孔口 1335來形成一或多個窗1338。可使用任一 已知技術將液體不可滲透、蒸氣可滲透之材料1336耦合至 容器殼體826 ’該等技術包括(但不限於)焊接(例如,超音 波焊接或RF焊接)、結合、黏著劑、膠黏劑或其他耦合裝 置。如同其他實施例,液體不可滲透、蒸氣可滲透之材料 1336可如圖所示附接至窗孔口 1335内或可附接至容器殼體 1326之内部或外部。 在容器殼體1326中形成通路入口 1381以使流體進入通路 1377。強制通風裝置1355經定位以將強制空氣輸送至通路 入口 1381中《強制空氣1378在整個通路1377中移動並穿過 液體不可滲透、蒸氣可滲透之材料1336。在容器殼體1326 中形成通路出口 1380以容許強制空氣1378及蒸氣離開通路 1377。在另一實施例中,可將強制通風裝置1355定位於通 路1377中。 可將芯吸層1382耦合至内壁1373内部。芯吸層1382將液 體擴散至内部空間1328周圍並使更多液體與液體不可滲 透、蒸氣可滲透之材料1336接觸。芯吸層1382可僅覆蓋液 155461.doc • 24 · 201143822 體不可滲透、蒸氣可渗透之材料1336或可覆蓋内壁1373之 整個内部。可將過據層1383麵合至芯吸層⑽之内部側 面。過滤層1383可用於減少到達且可能污染芯吸層簡之 液載顆粒之量。 -般就強制通風裝置755、855、1355而言,可將其添加 至本文任一貫施例中’強制氣流可為間歇(例如,經脈衝) 或連、”只此外氣流可經調轉以反向流動。可將渴度戋水 分感測器置於有關液體不可滲透、蒸氣可參透之材料之下 游。該濕度或水分感測器可搞合至控制器或以其他方式經 組態以在所檢測水分含量低於最小臨限值時在-段時間間 隔内關閉強制通風裝置755、855、1355 β在另—實施例 中,可將濕度或水分感測器置於容器内部空間中且僅當在 内部空間中檢測到水分時才啟動強制通風裝置。 儘管已在某些非限制性說明性實施例之背景中揭示了本 發明及其優點,但應理解,可作出各種改變、取代、變換 及變更而不背離由隨附申請專利範圍界定之本發明範圍。 作為非限制性實例,應理解,可將圖7之滲透膜46〇納入圖 11之谷器804之内部空間828中。作為另一非限制性實例, 可將圖4之方格槽246添加至本文其他實施例中。作為另一 非限制性實例,可將圖7之防護覆件468添加至本文其他實 她例中。作為又一非限制性實例,寸將圖11之起泡器867 或強制通風裝置8 5 5添加至本文任一實施例中。 應理解,上述益處及優點可與一實施例相關或可與若干 個實施例相關。應進一步理解,提及「一」物件時係指一 155461.doc •25- 201143822 或多個彼等物件。 若適宜’本文所述方法之步驟可以任一適宜順序來實 施’或可同時實施。 右適且,上述任一實施例之態樣可與所述任一其他實施 例之態樣組合’從而形成具有相當或不同特性且解決相同 或不同問題之其他實施例。 應理解,上文對較佳實施例之說明僅係以實例方式來闡 述,且熟習此項技術者可作出各種修改。上文說明書、實 例及數據完整地闡述本發明實例性實施例之結構及應用。 儘&上文已以一疋特定程度或參照一或多個個別實施例闡 述了本發明之多個實施例,但熟習此項技術者可對所揭示 實施例作出多種變更而不背離申請專利範圍之範疇。 【圖式簡單說明】 圖1係說明性非限制性醫療系統之示意性透視圖,該醫 療系統包括用於收納及處理體液之容器之說明性實施例; 圖2係圖i中用於收納及處理體液之說明性容器之示意性 截面; 圖3係用於收納及處理體液之容器之說明性實施例之示 意性透視圖,且有一部分係分解圖; 圖4係圖3中容器之一部分在操作期間之示意性截面; 圖5係用於收納及處理體液之容器之說明性實施例之示 意性立面正視圖; 圖6係圖5中容器之示意性截面; 圖7係用於收納及處理體液之容器之說明性實施例之示 155461.doc -26 · 201143822 意性截面; 圖8係用於收納及處理體液之容器之說明性實施例之示 意性透視圖; 圖9係用於處理病患傷口之傷口敷料之說明性實施例之 示意性截面; 圖10係用於收納及處理體液之容器之說明性實施例之示 意性截面; 圖11係用於收納及處理體液之容器之說明性實施例之示 意性截面; 圖12係液體不可滲透、蒸氣可滲透之材料之一部分之示 意性截面’該材料與容器或敷料一起用於收納及處理體 液; 圖13係液體不可滲透、蒸氣可滲透之材料之一部分之示 思性截面,§亥材料與谷器或敷料一起用於收納及處理體 液; 圖14係液體不可滲透、蒸氣可滲透之材料之一部分之示 意性截面,該材料與容器或敷料一起用於收納及處理體 液; • 圖15係用於收納及處理體液之容器之說明性實施例之示 . 意性截面; 圖16係用於收納及處理體液之容器之說明性實施例之示 意性截面;且 圖1 7係用於收納及處理體液之容器之說明性實施例之示 意性截面。 155461.doc -27· 201143822 【主要元件符號說明】 100 醫療糸統 102 減壓處理系統 103 病患 104 容器 105 處理歧管 106 組織部位 108 傷口 110 病患表皮 112 密封部件 114 附接裝置 116 密封處理空間 118 減壓介面 120 第一減壓輸送導管 122 減壓源 124 第二減壓輸送導管 126 容器殼體 128 内部空間 130 體液 132 體液入口 134 減壓入口 135 窗孔口 136 液體不可渗透、蒸 138 窗 .28 · 155461.doc 201143822 204 容器 226 容器殼體 228 内部空間 230 體液 232 體液入口 234 減壓入口 236 液體不可滲透、 蒸氣可滲透之材料 242 容器框架 244 擋板 246 方格槽 248 凸緣部分 250 焊接件 304 容器 322 減壓源 323 減壓 325 淨熱能 326 容器殼體 328 内部空間 330 體液 332 體液入口 335 窗孔口 336 液體不可滲透、 蒸氣可滲透之材料 337 芯吸部件 338 窗 155461.doc - 29 - 201143822 350 352 354 356 358 404 426 428 430 432 434 436 438 450 460 462 464 466 468 504 526 528 530 殼體 孔口 壓電幫浦 排氣孔 電引線 容器 容器殼體 内部空間 體液 體液入口 減壓入口 液體不可滲透、蒸氣可滲透之材料 窗 殼體框架 滲透膜 傷口流體部分 滲透流體部分 載鹽芯吸部件 可選防護覆件 容器 容器殼體 内部空間 體液 體液入口 155461.doc -30- 532 201143822 534 減壓入口 568 撓性袋 570 附接板 603 處理歧管 606 組織部位 608 傷口 610 病患表皮 614 附接裝置 636 液體不可滲透、蒸氣可滲透層 672 傷口敷料 674 吸收層 676 鄰近吸收層之第一側面 678 面向病患之第二側面 680 第一芯吸層 682 第二芯吸層 704 容器 720 導管 724 減壓源導管 726 容器殼體 728 内部空間 730 傷口流體 732 體液入口 734 減壓入口 736 液體不可滲透、蒸氣可滲透之材料 155461.doc •31 · 201143822 755 757 804 820 824 826 828 830 832 834 835 836 838 855 857 859 861 863 865 867 869 936 971 1036 強制通風裝置 空氣 容器 輸送導管 導管 容器殼體 内部空間 體液 體液入口 減壓入口 窗孔口 液體不可滲透、蒸氣可滲透之材料 窗 強制通風裝置 空氣 風扇 電池/外連接件 擋板壁 排氣開口 起泡器 氣泡 液體不可滲透、蒸氣可滲透之材料 皺狀物 紋理化液體不可滲透、蒸氣可滲透 155461.doc •32· 201143822 1136 1173 1204 1220 1224 1226 1228 1230 1232 1234 1236 1238 1267 1269 1271 1273 1304 1320 1324 1326 1328 1330 之材料 液體不可滲透、蒸氣可滲透之材料 絨毛 容器 導管 導管 容器殼體 内部空間 體液 流體入口 減壓入口 液體不可滲透 '蒸氣可滲透之材料 壁/窗 縱向起泡器 導管 閥門 閥門 容器 輸送導管 輸送導管 容器殼體 内部空間 體液 體液入口 155461.doc -33- 1332 201143822 1334 減壓入口 1335 窗孔口 1336 液體不可滲透、 1338 窗 1355 強制通風裝置 1373 内壁 1375 外壁 1377 通路 1378 強制空氣 1379 間隔支撐部件 1380 通路出口 1381 通路入口 1382 芯吸層 1383 過渡層 蒸氣可滲透之材料 155461.doc •34-

Claims (1)

  1. 201143822 七、申請專利範圍: 一種使用減壓處理病患組織部位之系統,該系統包含·· 處理歧官,其置於鄰近該組織部位處; 密封部件,其用於在該處理歧管及該病患表皮之—部 分上形成流體密封,藉此形成密封處理空間; 減壓源’其用於提供減壓; 用於收納流體之容器’其中該容器係以流體方式耦合 至該減壓源及該密封處理空間; 其中該容器包含: 令器设體’其界定用於收納該等流體之内部空間; 通過该容器殼體之流體入口,該流體入口用於將該 等流體收納至該容器殼體之該内部空間中;且 其中該容器殼體之至少一部分包含容許自該等流體 蒸發之水流出之液體不可滲透、蒸氣可滲透之材料。 2. 如哨求項!之系統’其中該容器殼體包含窗,其中該窗 形成有固開口,且該窗開口經該液體不可滲透、蒸氣可 滲透之材料覆蓋。 3. 如:求項1之系統,其進一步包含與該液體不可滲透、 蒸氣可滲透之材料外部相連之強制通風裝置。 4·如凊求項3之系統,其中該強制通風裝置包含下列令之 -者:風扇、靜電裝置及壓電幫浦。 5·如請求項3之系統,其中該容器 I55461.doc 201143822 6. 如6月求項3之系統,其中該容器殼體包含形成通路、通 路入口、通路出口之内壁及外壁;其中該強制通風裝置 係經組態以將強制空氣輸送至該通路入口中;且該容器 殼體進—步包含耦合至該液體不可滲透、蒸氣可滲透之 材料之内部側面之芯吸層。 7. 如請求項3之系統’其中該容器殼體包含形成通路、通 路入口、通路出口之内壁及外壁;其中該強制通風裝置 係經組態以將強制空氣輸送至該通路入口中;且該容器 设體進一步包含耦合至該液體不可滲透、蒸氣可渗透之 材料之内部側面之芯吸層及耦合至該芯吸層内部側面之 過濾層。 8. 如清求項1之系統,其中該液體不可滲透、蒸氣可渗透 之材料係起皺。 9·如請求項丨之系統’其中該液體不可滲透、蒸氣可滲透 之材料係在外部表面上起絨。 1〇.如請求項1之系統,其進一步包含用於向該容器内部添 加能量之内部能量裝置。 U.如請求項1之系統,其中該容器殼體包含容器框架及形 成複數個方格槽之複數個擋板,且其中該等方格槽經該 液體不可滲透、蒸氣可滲透之材料覆蓋。 12.如請求項丨之系統,其中該内部空間具有經滲透膜分隔 開之傷口流體部分及滲透流體部分;且其中該滲透流體 刀係與该液體不可滲透、蒸氣可參透之材料流體連 通。 155461.doc 201143822 13. 14. 15. 16. 17. 18. 19. 20. 21. 如請求们之系統,其中該容器 人 成並形成有複數個窗孔口之殼體,3自第—材料形 透、蒸氣可滲透之材料覆蓋該複數個窗:該液體不可渗 :請求-之系統,其中該容器殼體包:;質上 之加熱元件。 ι 3女置於該内部空間内 體積(vc), 以處理第二 如凊求項1之系統’其中該内部空間具有第 且其中在所經歷處理時間t内,該容器可操作 體積(vf)之流體,其中Vf>1〇5%Vc。 如印求項1之系統’其中該内部空間具有第 :其中在所經歷處理時叫該容器可操作以= 體積(Vf)之流體,其中Vf>110%Vc。 如请求項1之系統’其中該内部空間具有第—體積㈤ 且其中在所經歷處理時間W,該容器可操作以處理第 體積(Vf)之流體,其中vf>12〇0/〇Vc。 如请求項1之系統,其中該内部空間具有第—體積(V ), 且其中在所經歷處理時間t内,該容器可操作以處理第丄 體積(Vf)之流體,其中Vf>i50〇/〇Vc。 如明求項1之系統’其進一步包含與該内部空間相 絮凝劑。 一種用於收納及處理體液之容器,該容器包含: 容器殼體’其具有用於收納該等體液之内部空間; 通過該容器殼體之體液入口,該體液入口用於將體液 155461.doc 201143822 收、’内至該容器殼體之該内部空間中;且 其中該容器殼體之至少一部分包含實質上液體不可滲 透且蒸氣可滲透之材料。 22·如請求項21之容器,其中該容器殼體包含窗,其中該窗 包含位於該容器殼體中且經該液體不可滲透、蒸氣可參 透之材料覆蓋之窗開口。 / 23. 如請求項21之容器’其進一步包含與該液體不可滲透、 蒸氣可滲透之材料外部相連之強制通風裝置。 24. 如請求項23之容器,其中該強制通風裝置包含下列中之 一者:風扇、靜電裝置及壓電幫浦。 25. 如請求項21之容器,其中該容器殼體包含形成通路、通 路入口、通路出口之内壁及外壁,且其中該強制通風裝 置係經組態以將強制空氣輸送至該通路入口中。 26·如請求項21之容器,其中該容器殼體包含形成通路、通 路入口、通路出口之内壁及外壁;其中該強制通風裝置 係經組態以將強制空氣輸送至該通路入口中;且該容器 殼體進一步包含耦合至該液體不可滲透、蒸氣可滲透之 材料之内部側面之芯吸層。 27.如請求項21之容器,其中該容器殼體包含形成通路、通 路入口、通路出口之内壁及外壁;其令該強制通風裝置 係經組態以將強制空氣輸送至該通路入口中;且該容器 殼體進一步包含耦合至該液體不可滲透、蒸氣可滲透之 材料之内部側面之芯吸層及耦合至該芯吸層之内部側面 之過濾、層。 155461.doc 201143822 28. 如請求項21之容器,其中該液體不可滲透、蒸氣可滲透 之材料係起敵。 29. 如請求項21之容器,其中該液體不可滲透、蒸氣可滲透 之材料係在外部表面上起絨。 30. 如請求項21之容器,其進一步包含用於向該容器内部添 加能量之内部能量裝置。 31. 如請求項21之容器,其中該容器殼體包含容器框架及形 成複數個方格槽之複數個擋板,且其中該等方格槽係經 該貫質上液體不可滲透且蒸氣可滲透之材料覆蓋。 32. 如請求項21之容器,其中該内部空間具有經滲透膜分隔 開之傷口流體部分及滲透流體部分;且其中該滲透流體 部分係與該實質上液體不可滲透且蒸氣可滲透之材料流 體連通。 33. 如請求項21之容器,其中該容器殼體包含自第一材料形 成並形成有複數個窗孔口之殼體,且其中該實質上液體 不可滲透且蒸氣可滲透之材料覆蓋該複數個窗孔口。 34·如請求項21之容器,其中該容器殼體包含實質上自該實 質上液體不可滲透且蒸氣可滲透之材料形成之撓性袋。 35·如請求項21之容器’其進一步包含安置於該内部空間内 之加熱元件。 36·如請求項21之容器,其進一步包含生熱減壓源,且其中 該生熱減壓源係熱麵合至該内部空間。 37.如請求項21之容器’其中該内部空間具有第一體積 OM’且其中在所經歷處理時間吶,該容器可操作以處 155461.doc 201143822 理第二體積(vf)之該等體液,其中Vf>娜%。 38. 如請求項21之容器,其中該内部空間具有第一體積 且其中在所經歷處理時間…該容器可操作以處 理第—體積(vf)之該等體液,其中Vf>u〇%Vc。 39. 如明求項21之谷态,其中該内部空間具有第一體積 (c)且其中在所經歷處理時間⑺,該容器可操作以處 理第二體積(Vf)之該等體液,其中Vf>i5〇%Vc。 40. 如明求項21之容器’其進一步包含通過該容器殼體之減 壓入口,其用於將減壓施加至該内部空間。 41. 如凊求項21之容n,其進—步包含麵合至該實質上液體 不可滲透且蒸氣可滲透之材料之内部側面之芯吸層。 42. 如請求項21之容器,其中該容器之一部分含有絮凝劑。 43. —種用於處理病患傷口之傷口敷料,該傷口敷料包含: 吸收層,其具有第一側面及面向病患之第二側面,該 吸收層係與該傷口流體連通且可操作以自該傷口收納體 液;及 覆件,其至少一部分係自液體不可滲透、蒸氣可滲透 層形成’該覆件用於覆蓋該吸收層及該傷口,該液體不 可滲透、蒸氣可滲透之層可操作以容許來自該吸收層之 體液中之水蒸發並離開該液體不可滲透、蒸氣可滲透之 層。 44.如請求項43之傷口敷料,其進一步包含鄰近該吸收層之 該面向病患之第二側面之第一芯吸層及鄰近該吸收層之 該第一側面及該液體不可滲透、蒸氣可滲透之材料之第 155461.doc -6 · 201143822 二芯吸層。 45. 如請求項43之傷口敷料,其進一步包含抵靠該液體不可 滲透、蒸氣可滲透層外部移動空氣之強制通風裝置。 46. —種製造用於收納體液之容器之方法,該方法包含: 形成具有用於收納該等體液之内部空間之容器殼體; 在該容器殼體上形成體液入口,該體液入口用於將體 液收納至該容器殼體之該内部空間中;且 其中該容器殼體之至少一部分包含液體不可滲透、蒸 氣可滲透之材料。 155461.doc
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