JP6103657B2 - 蒸発体液容器と方法 - Google Patents
蒸発体液容器と方法 Download PDFInfo
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- JP6103657B2 JP6103657B2 JP2015136587A JP2015136587A JP6103657B2 JP 6103657 B2 JP6103657 B2 JP 6103657B2 JP 2015136587 A JP2015136587 A JP 2015136587A JP 2015136587 A JP2015136587 A JP 2015136587A JP 6103657 B2 JP6103657 B2 JP 6103657B2
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- 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
- A61M1/98—Containers specifically adapted for negative pressure wound therapy
- A61M1/984—Containers specifically adapted for negative pressure wound therapy portable on the body
- A61M1/985—Containers specifically adapted for negative pressure wound therapy portable on the body the dressing itself forming the collection container
-
- 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
- A61F2013/00119—Wound bandages elastic
-
- 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
-
- 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
- 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
- A61F2013/00727—Plasters means for wound humidity control
- A61F2013/00731—Plasters means for wound humidity control with absorbing pads
- A61F2013/0074—Plasters means for wound humidity control with absorbing pads containing foams
-
- 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
-
- 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
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7527—General characteristics of the apparatus with filters liquophilic, hydrophilic
-
- 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
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General 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)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pulmonology (AREA)
- Surgery (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Chemical & Material Sciences (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
,−16,−16.5,−17,−17.5,−18,−18.5,−19,−19.5,−20,−20.5,−21,−21.5,−22,−22.5,−23,−23.5,−24,−24.5,−25,−25.5,−26,−26.5kPaまたは別の圧力であり得る。
意の材料を含み、しかも、たとえば体液からの蒸発水の蒸気が材料を出て行けるか材料を透過できるように機能する。液体不透過性・蒸気透過性材136の非限定的例示的実施例には、親水性ポリマから形成された高水蒸気透過率(MVTR)フィルムまたは他の構造が、含まれる。例示的材料は、ポリビニルアルコール、ポリビニルアセテート、セルロース性材料(エーテル、エステル、ニトレート、その他)、ポリビニルピロリドン、ポリウレタン、ポリアミド、ポリエステル、ポリアクリレート、およびポリメタクリレート、ポリアクリルアミドが、含まれ得る。液体不透過性・蒸気透過性材136の材料は、互いに架橋化、混合、接合、または共重合体化され得る。
し得る。場合によっては、容器104中の5%よりも多くの水が、蒸発し得る。他の例では、容器104中の10%,20%,30%,40%,50%,60%,70%,80%,90%よりも多くか、さらに多くの水が、蒸発し得る。暗黙範囲は、その間の全ての数字を有する。
て示唆される。
は、たとえば図1における第1減圧導管120の減圧送達導管を通って容器、たとえば図1の容器104の容器に送られる。容器内において蒸発は、本明細書における様々な実施形態において提示されるように促進されるが、さらに体液は、凝集する。
4の例示的実施形態が、提示される。容器804は、容器804が物理的に一度に保持できるよりも多い液体を時間とともに処理するように機能する。容器804は、先に提示された容器、特に図10の容器704に大部分の点で類似している。
って押付けられるとき、より大きな表面積が、空気と相互に作用し得る。加えて、または代替として、テクスチャード加工の液体不透過性・蒸気透過性材1036は、図13において示されるように用いられ得る。図14において示されるように、液体不透過性・蒸気透過性材1136は、液体不透過性・蒸気透過性材1136の外部上に追加領域を提供するフロック加工1173または細繊維を有し得る。フロック1173または細繊維に加えて、親水性に表面処理された、たとえば親水性オープンセル発泡体(たとえばポリウレタン、ポリビニルアルコール、セルロース);または焼結ポリマ(たとえばポリオレフィン、ポリアミド、ポリエステル、アクリル)の他の多孔性外科ガーゼ芯が、用いられ得る。
細書における他の実施形態に付加され得る。別の非限定例として、図7の保護カバー468は、本明細書における他の実施形態に追加され得る。さらに別の非限定例として、図11の気泡発生装置867または強制通気装置855は、本明細書におけるいずれかの実施形態に付加され得る。
適切な場合には、上記の実施形態のうちのいずれかの特徴は、匹敵するか異なる特性を有するとともに同じか異なる問題に対処するさらに別の実施形態を形成すべく記載された他の実施形態のうちのいずれかの特徴と組み合わせられ得る。
Claims (23)
- 体液を受容および処理する容器であって、前記容器は、
前記体液を受容する内部空間を有する容器ハウジングと;
前記容器ハウジングの前記内部空間内に体液を受容するための、前記容器ハウジングを通る体液流入口と;
前記内部空間内に減圧を提供する減圧流入口と
を有し、
液体不透過性・蒸気透過性材が、前記容器ハウジングの外側のうちの少なくとも一部を形成する、容器。 - 前記容器ハウジングは窓を有し、
前記窓は、前記液体不透過性・蒸気透過性材によって覆われる窓開口を、前記容器ハウジング内に有する、
請求項1記載の容器。 - 前記容器はさらに、前記液体不透過性・蒸気透過性材の外部に付随した強制通気装置を有する、
請求項1または2記載の容器。 - 前記強制通気装置は、送風機、静電装置、および圧電ポンプのうちの1つを有する、
請求項3記載の容器。 - 前記容器ハウジングは通路、通路流入口、および通路流出口を形成する内壁と外壁とを有し、
前記強制通気装置は、前記通路流入口内に強制空気を送達するように構成される、
請求項3記載の容器。 - 前記容器ハウジングは通路、通路流入口、および通路流出口を形成する内壁と外壁とを有し、
前記強制通気装置は、前記通路流入口内に強制空気を送達するように構成され、
前記容器はさらに、前記液体不透過性・蒸気透過性材の内側に連結されるウィッキング層を有する、
請求項3記載の容器。 - 前記容器ハウジングは通路、通路流入口、および通路流出口を形成する内壁と外壁とを有し、
前記強制通気装置は、前記通路流入口内に強制空気を送達するように構成され、
前記容器はさらに、
前記液体不透過性・蒸気透過性材の内側に連結されるウィッキング層と;
前記ウィッキング層の内側に連結されるフィルタ層と
を有する、請求項3記載の容器。 - 前記液体不透過性・蒸気透過性材は、波形である、
請求項1〜7何れか一項記載の容器。 - 前記液体不透過性・蒸気透過性材は、外面上にフロック加工される、
請求項1〜8何れか一項記載の容器。 - 前記容器はさらに、前記容器の前記内部内にエネルギを加える内部エネルギ装置を有する、
請求項1〜9何れか一項記載の容器。 - 前記容器ハウジングは、
容器フレームと、
複数のワッフルポケットを形成する複数のバッフルと
を有し、
前記ワッフルポケットは、前記液体不透過性・蒸気透過性材によって覆われる、
請求項1、3〜4、および8〜10何れか一項記載の容器。 - 前記内部空間は、浸透圧膜によって互いに分離される創傷液部分と浸透圧液部分とを有し、
前記浸透圧液部分は、前記液体不透過性・蒸気透過性材に流体連通する、
請求項1〜11何れか一項記載の容器。 - 前記容器ハウジングは、第1材料から形成されるとともに、複数の窓穴が形成されるハウジングを有し、
前記液体不透過性・蒸気透過性材は、前記複数の窓穴を覆う、
請求項1、3〜10、および12何れか一項記載の容器。 - 前記容器ハウジングは、前記液体不透過性・蒸気透過性材から形成された可撓性ポーチを有する、
請求項1、3〜4、および8〜10何れか一項記載の容器。 - 前記容器はさらに、前記内部空間内に配置される加熱素子を有する、
請求項1〜14何れか一項記載の容器。 - 前記容器はさらに発熱減圧源を有し、
前記発熱減圧源は、前記内部空間に熱的に連結される、
請求項1〜14何れか一項記載の容器。 - 前記内部空間は第1体積Vcを有し、
経過治療時間tにわたって前記容器は、流体の第2体積Vfを処理するように機能し、
Vf>105%Vcである、
請求項1〜16何れか一項記載の容器。 - 前記内部空間は第1体積Vcを有し、
経過治療時間tにわたって前記容器は、流体の第2体積Vfを処理するように機能し、
Vf>110%Vcである、
請求項1〜16何れか一項記載の容器。 - 前記内部空間は第1体積Vcを有し、
経過治療時間tにわたって前記容器は、流体の第2体積Vfを処理するように機能し、
Vf>150%Vcである、
請求項1〜16何れか一項記載の容器。 - 前記減圧流入口は、前記容器ハウジングを通る穴を有する、
請求項1〜19何れか一項記載の容器。 - 前記容器はさらに、前記液体不透過性・蒸気透過性材の内側に連結されるウィッキング層を有する、
請求項1〜20何れか一項記載の容器。 - 前記容器のうちの一部は、凝集剤を含有する、
請求項1〜21何れか一項記載の容器。 - 前記減圧流入口は、前記内部空間内のマイクロポンプ上に排気を有する、
請求項1〜19および21〜22何れか一項記載の容器。
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US32511510P | 2010-04-16 | 2010-04-16 | |
US61/325,115 | 2010-04-16 | ||
US35920510P | 2010-06-28 | 2010-06-28 | |
US35918110P | 2010-06-28 | 2010-06-28 | |
US61/359,205 | 2010-06-28 | ||
US61/359,181 | 2010-06-28 | ||
US13/084,758 US8821458B2 (en) | 2010-04-16 | 2011-04-12 | Evaporative body-fluid containers and methods |
US13/084,758 | 2011-04-12 |
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JP2013521772A Active JP6347950B2 (ja) | 2010-04-16 | 2011-04-14 | 患者の組織部位を治療する包帯と方法 |
JP2013505146A Active JP5850535B2 (ja) | 2010-04-16 | 2011-04-14 | ポリマー性多孔質疎水性材料を用いる減圧源、システム、及び方法 |
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JP2013505146A Active JP5850535B2 (ja) | 2010-04-16 | 2011-04-14 | ポリマー性多孔質疎水性材料を用いる減圧源、システム、及び方法 |
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