JP5883924B2 - 閉塞管理 - Google Patents
閉塞管理 Download PDFInfo
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- JP5883924B2 JP5883924B2 JP2014505707A JP2014505707A JP5883924B2 JP 5883924 B2 JP5883924 B2 JP 5883924B2 JP 2014505707 A JP2014505707 A JP 2014505707A JP 2014505707 A JP2014505707 A JP 2014505707A JP 5883924 B2 JP5883924 B2 JP 5883924B2
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Images
Classifications
-
- 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
- A61M1/90—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
- A61M1/915—Constructional details of the pressure distribution manifold
-
- 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
- A61M1/916—Suction aspects of the dressing specially adapted for deep 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
- 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
- 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
- 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
-
- 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
- A61M1/98—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
- 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)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
- Materials For Medical Uses (AREA)
Description
第1の開口面積をそれぞれ有する複数の開口部を備える第1の層と、
第1の層から離れたさらなる層であって、さらなる開口面積をそれぞれ有する複数のさらなる開口部を備えるさらなる層と、
第1の層およびさらなる層の上方にあるカバー層であって、空気不透過性および水蒸気透過性のあるカバー層と、を備え、
第1の層とさらなる層との間の領域が、創傷部位から流れる空気若しくは創傷滲出液、又はその両方のための流路の一部を備え、前記第1の開口面積が、前記さらなる開口面積よりも小さい、装置が提供される。
創傷部位の上方に位置付けられた創傷被覆材に流体連通する真空ポンプによって、創傷部位に陰圧を加えるステップと、
被覆材のカバー層を通って液体が蒸発するときに、創傷被覆材の流体流路領域の閉塞を妨げるステップとを含む方法が提供される。
の実施形態では、透過層は、各辺の長さが9cmから19cmの間(たとえば、15×15cmの被覆材の場合は9×9cm、20×20cmの被覆材の場合は14×14cm、または25×25cmの被覆材の場合は19×19cm)であってもよい。
101 下面
102 創傷接触層
103 上面
104 穿孔
105 透過層
110 吸収層
130 フィルタ要素
140 カバー層
145 オリフィス
146 開口
150 吸引ポート
154 連結部
190 創傷部位
195 固定ストリップ
200 境界領域
201 中央隆起領域
202 隅領域
220 導管
221 コネクタ
300 第1の層、下部層
301 上部層
302 モノフィラメント繊維スペーサ
400 開口部
500 開口部
501 より大きい開口面積の開口部
600 開口部
700 開口部
800 ポンプ
P1、P2 陰圧
T1、T2 期間
Claims (10)
- 局所陰圧(TNP)療法を創傷部位に適用する装置(100)であって、
使用時に創床に対して近位に位置し、第1の開口面積をそれぞれ有する複数の開口部(400,500)を備える第1の層(300)と、
使用時に創床に対して遠位に位置し、第1の層(300)から離れたさらなる層(301)であって、さらなる開口面積(501)をそれぞれ有する複数のさらなる開口部(500)を備えるさらなる層と、
前記第1の層(300)および前記さらなる層(301)は、流路層(105)の下部層および上部層を形成し、
前記第1の層(300)および前記さらなる層(301)の上方にあるカバー層(104)であって、空気不透過性及び水蒸気透過性のあるカバー層(104)と、を備え、
前記第1の層(300)と前記さらなる層(301)との間の領域が、創傷部位から流れる空気若しくは創傷滲出液、又はその両方のための流路の一部を備え、
前記流路層(105)が、編みモノフィラメント(302)によって離れた位置に位置された前記第1の層(300)と前記さらなる層(301)を備える3-Dニット層(105)を備え、前記第1の開口面積が、前記さらなる開口面積よりも小さく、前記さらなる層の開口部(500)のさらなる開口面積(501)は任意の個体材料が第1の層(300)の開口部(400)の第1開口面積を通過し、前記さらなる層(301)の開口部(500)を前記カバー層(140)に向かって通過することを特徴とする、装置(100)。 - 前記さらなる層(301)と前記カバー層(140)との間に吸収性材料を備える吸収層(110)をさらに備える、請求項1に記載の装置(100)。
- 前記吸収層が、高吸収性粒子が散在された不織層を備える、請求項2に記載の装置(100)。
- 穿孔された支持層および少なくとも1つの接着層を備える創傷接触層(102)をさらに備える、請求項1から3のいずれか一項に記載の装置(100)。
- 前記第1の層(300)の前記開口部(400)が、隣接する前記3-Dニットのステッチ同士の間に形成された開口部を備え、前記さらなる開口部(400)が、前記3-Dニットのそれぞれのステッチがノックオーバーされた場所に形成された開口部を備える、請求項1に記載の装置(100)。
- 前記3-Dニット層(105)が、1.5mm以上の大きさのロフトを有する、請求項1に記載の装置(100)。
- 前記3-Dニット層(105)が、2mm以上の大きさのロフトを有する、請求項1に記載の装置(100)。
- 前記カバー層(140)に固定された吸引ポート(150)をさらに備える、請求項1に記載の装置(100)。
- 前記創傷部位から真空ポンプへ液体が移動することを妨げるように位置付けられたフィルタ要素(130)をさらに備える、請求項1から8のいずれか一項に記載の装置(100)。
- 請求項1から9のいずれか一項に記載の装置を備える、創傷被覆材(100)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/GB2011/000629 WO2012143665A1 (en) | 2011-04-21 | 2011-04-21 | Blockage management |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016021627A Division JP6391607B2 (ja) | 2016-02-08 | 2016-02-08 | 閉塞管理 |
Publications (2)
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JP (1) | JP5883924B2 (ja) |
CN (1) | CN103764184B (ja) |
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CA (1) | CA2833652C (ja) |
ES (1) | ES2598231T3 (ja) |
MX (1) | MX2013012310A (ja) |
RU (1) | RU2572005C2 (ja) |
WO (1) | WO2012143665A1 (ja) |
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EP3072543A1 (en) | 2016-09-28 |
EP3072543B1 (en) | 2020-11-11 |
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CN103764184B (zh) | 2016-08-17 |
AU2011366180A8 (en) | 2014-02-20 |
WO2012143665A1 (en) | 2012-10-26 |
RU2572005C2 (ru) | 2015-12-27 |
JP2014518651A (ja) | 2014-08-07 |
MX2013012310A (es) | 2014-01-31 |
AU2011366180A1 (en) | 2013-10-31 |
AU2011366180B2 (en) | 2016-04-21 |
EP2699276A1 (en) | 2014-02-26 |
CN103764184A (zh) | 2014-04-30 |
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