JPWO2018226705A5 - - Google Patents

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JPWO2018226705A5
JPWO2018226705A5 JP2019566908A JP2019566908A JPWO2018226705A5 JP WO2018226705 A5 JPWO2018226705 A5 JP WO2018226705A5 JP 2019566908 A JP2019566908 A JP 2019566908A JP 2019566908 A JP2019566908 A JP 2019566908A JP WO2018226705 A5 JPWO2018226705 A5 JP WO2018226705A5
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dressing
dressing according
layer
film
manifold
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JP7225123B2 (en
JP2020523074A (en
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Priority claimed from PCT/US2018/036074 external-priority patent/WO2018226705A1/en
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陰圧を用いて組織部位を治療するためのドレッシングにおいて、
第１面と前記第１面とは反対側の第２面とを備えるマニホールドと、
前記第１面に隣接する第１層及び前記第２面に隣接する第２層であって、各々ポリマーフィルムを備える第１層及び第２層と、
少なくとも前記第１面に隣接する、前記ポリマーフィルムにおける複数の流体制限部と、
を備えることを特徴とするドレッシング。 In dressings for treating tissue sites with negative pressure
A manifold having a first surface and a second surface opposite to the first surface,
A first layer adjacent to the first surface and a second layer adjacent to the second surface, the first layer and the second layer having a polymer film, respectively.
A plurality of fluid limiting portions in the polymer film, which are adjacent to at least the first surface,
A dressing characterized by being equipped with. 請求項１に記載のドレッシングにおいて、前記ポリマーフィルムが疎水性であることを特徴とするドレッシング。 The dressing according to claim 1, wherein the polymer film is hydrophobic. 請求項１に記載のドレッシングにおいて、前記ポリマーフィルムが、９０度を超える水接触角を有することを特徴とするドレッシング。 The dressing according to claim 1, wherein the polymer film has a water contact angle of more than 90 degrees. 請求項１乃至３の何れか一項に記載のドレッシングにおいて、前記ポリマーフィルムがポリエチレンフィルムであることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 3, wherein the polymer film is a polyethylene film. 請求項１乃至３の何れか一項に記載のドレッシングにおいて、前記ポリマーフィルムが、ポリエチレン、ポリウレタン、アクリル樹脂、ポリオレフィン、ポリアセテート、ポリアミド、ポリエステル、ポリエーテルブロックアミド、熱可塑性加硫物、ポリエーテル及びポリビニルアルコールからなる群から選択されていることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 3, the polymer film is polyethylene, polyurethane, acrylic resin, polyolefin, polyacetate, polyamide, polyester, polyether blockamide, thermoplastic sulfide, or polyether. And a dressing characterized by being selected from the group consisting of polyvinyl alcohol. 請求項１乃至３の何れか一項に記載のドレッシングにおいて、前記ポリマーフィルムが、３０グラム／平方メートル未満の面密度を有するポリエチレンフィルムであることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 3, wherein the polymer film is a polyethylene film having a surface density of less than 30 grams / square meter. 請求項１乃至６の何れか一項に記載のドレッシングにおいて、前記流体制限部が、流体の流れを可能にするとともに前記組織部位への前記マニホールドの露出を阻止するように構成された、複数のスロットを備えることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 6, the fluid limiting portion is configured to allow fluid flow and prevent exposure of the manifold to the tissue site. A dressing characterized by having a slot. 請求項１乃至６の何れか一項に記載のドレッシングにおいて、前記流体制限部が複数のスロットを備え、前記スロットの各々が４ミリメートル未満の長さを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 6, wherein the fluid limiting portion includes a plurality of slots, each of which has a length of less than 4 mm. 請求項１乃至６の何れか一項に記載のドレッシングにおいて、前記流体制限部が複数のスロットを備え、前記スロットの各々が２ミリメートル未満の幅を有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 6, wherein the fluid limiting portion includes a plurality of slots, and each of the slots has a width of less than 2 mm. 請求項１乃至６の何れか一項に記載のドレッシングにおいて、前記流体制限部が複数のスロットを備え、前記スロットの各々が、４ミリメートル未満の長さと２ミリメートル未満の幅とを有することを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 6, the fluid limiting portion comprises a plurality of slots, each of which has a length of less than 4 mm and a width of less than 2 mm. Dressing to be. 請求項１０に記載のドレッシングにおいて、前記幅が１ミリメートル未満であることを特徴とするドレッシング。 The dressing according to claim 10, wherein the width is less than 1 mm. 請求項１０に記載のドレッシングにおいて、前記長さが３ミリメートル未満であり、前記幅が１ミリメートル未満であることを特徴とするドレッシング。 The dressing according to claim 10, wherein the length is less than 3 mm and the width is less than 1 mm. 請求項１０に記載のドレッシングにおいて、前記幅が少なくとも０．５ミリメートルであることを特徴とするドレッシング。 The dressing according to claim 10, wherein the width is at least 0.5 mm. 請求項１０に記載のドレッシングにおいて、前記長さが少なくとも２ミリメートルであることを特徴とするドレッシング。 The dressing according to claim 10, wherein the length is at least 2 mm. 請求項１乃至６の何れか一項に記載のドレッシングにおいて、前記流体制限部が、通常は閉鎖されている、前記ポリマーフィルムにおけるエラストマー弁を備えるか又は前記エラストマー弁から本質的に構成されていることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 6, the fluid limiting portion comprises or is essentially composed of an elastomer valve in the polymer film, which is normally closed. Dressing characterized by that. 請求項１５に記載のドレッシングにおいて、前記エラストマー弁が開窓であることを特徴とするドレッシング。 The dressing according to claim 15, wherein the elastomer valve is a window opening. 請求項１５に記載のドレッシングにおいて、前記エラストマー弁がスリットであることを特徴とするドレッシング。 The dressing according to claim 15, wherein the elastomer valve is a slit. 請求項１５の何れか一項に記載のドレッシングにおいて、前記流体制限部が、前記ポリマーフィルムにおける複数のスリットを備え、前記スリットの各々が４ミリメートル未満の長さを有することを特徴とするドレッシング。 The dressing according to any one of claims 15, wherein the fluid limiting portion comprises a plurality of slits in the polymer film, each of which has a length of less than 4 millimeters. 請求項１８に記載のドレッシングにおいて、前記長さが３ミリメートル未満であることを特徴とするドレッシング。 The dressing according to claim 18, wherein the length is less than 3 mm. 請求項１８又は１９に記載のドレッシングにおいて、前記長さが少なくとも２ミリメートルであることを特徴とするドレッシング。 The dressing according to claim 18 or 19, wherein the length is at least 2 mm. 請求項１乃至２０の何れか一項に記載のドレッシングにおいて、前記ポリマーフィルムにおける前記複数の流体制限部が、前記第１面に且つ前記第２面に隣接していることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 20, wherein the plurality of fluid limiting portions in the polymer film are adjacent to the first surface and adjacent to the second surface. 請求項１乃至２１の何れか一項に記載のドレッシングにおいて、前記流体制限部が前記ポリマーフィルムと同一の広がりを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 21, wherein the fluid limiting portion has the same spread as that of the polymer film. 請求項１乃至２１の何れか一項に記載のドレッシングにおいて、前記流体制限部が前記マニホールドと同一の広がりを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 21, wherein the fluid limiting portion has the same spread as the manifold. 請求項１乃至２３の何れか一項に記載のドレッシングにおいて、前記第１層及び前記第２層が前記マニホールドに貼り合わされていることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 23, wherein the first layer and the second layer are bonded to the manifold. 請求項１乃至２３の何れか一項に記載のドレッシングにおいて、前記第１層及び前記第２層が前記マニホールドの周囲にスリーブを形成していることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 23, wherein the first layer and the second layer form a sleeve around the manifold. 請求項２５に記載のドレッシングにおいて、前記マニホールドの少なくとも１つの縁部が前記スリーブを通して露出していることを特徴とするドレッシング。 25. The dressing according to claim 25, wherein at least one edge of the manifold is exposed through the sleeve. 請求項２５乃至２６の何れか一項に記載のドレッシングにおいて、前記スリーブが、前記マニホールドと前記組織部位との間に挿入されるように構成されていることを特徴とするドレッシング。 The dressing according to any one of claims 25 to 26, wherein the sleeve is configured to be inserted between the manifold and the tissue site. 請求項２５乃至２７の何れか一項に記載のドレッシングにおいて、前記スリーブが、平滑である露出面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 25 to 27, wherein the sleeve has a smooth exposed surface. 請求項２５乃至２７の何れか一項に記載のドレッシングにおいて、前記スリーブが艶消しである露出面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 25 to 27, wherein the sleeve has a matte exposed surface. 請求項２５乃至２７の何れか一項に記載のドレッシングにおいて、前記スリーブが粗くない露出面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 25 to 27, wherein the sleeve has a non-rough exposed surface. 請求項１乃至３０の何れか一項に記載のドレッシングにおいて、前記マニホールドがフォームを備えることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 30, wherein the manifold comprises a foam. 請求項３１に記載のドレッシングにおいて、前記フォームがポリマーフォームであることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is a polymer foam. 請求項３１に記載のドレッシングにおいて、前記フォームがポリウレタンエーテルフォームであることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is a polyurethane ether foam. 請求項３１に記載のドレッシングにおいて、前記フォームが連続気泡フォームであることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is an open cell foam. 請求項３１に記載のドレッシングにおいて、前記フォームが網状であることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is reticulated. 請求項３１に記載のドレッシングにおいて、前記フォームが網状ポリマーフォームであることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is a reticulated polymer foam. 請求項３１に記載のドレッシングにおいて、前記フォームが網状ポリウレタンエーテルフォームであることを特徴とするドレッシング。 The dressing according to claim 31, wherein the foam is a reticulated polyurethane ether foam. 請求項３１乃至３４の何れか一項に記載のドレッシングにおいて、前記フォームが網状であり、少なくとも９０％の自由体積を有することを特徴とするドレッシング。 The dressing according to any one of claims 31 to 34, wherein the foam is reticulated and has at least 90% free volume. 請求項３１乃至３８の何れか一項に記載のドレッシングにおいて、前記フォームが多孔質であり、４００～６００ミクロンの範囲の平均細孔径を有することを特徴とするドレッシング。 The dressing according to any one of claims 31 to 38, wherein the foam is porous and has an average pore diameter in the range of 400 to 600 microns. 請求項１乃至３９の何れか一項に記載のドレッシングにおいて、前記マニホールドが７ミリメートル未満の厚さを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 39, wherein the manifold has a thickness of less than 7 mm. 請求項１乃至３９の何れか一項に記載のドレッシングにおいて、前記マニホールドが、２ミリメートル～７ミリメートルの範囲の厚さを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 39, wherein the manifold has a thickness in the range of 2 mm to 7 mm. 請求項１乃至４１の何れか一項に記載のドレッシングにおいて、前記マニホールドが疎水性であることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 41, wherein the manifold is hydrophobic. 請求項１乃至４２の何れか一項に記載のドレッシングにおいて、前記流体制限部が、前記ポリマーフィルムにわたって均一パターンで分散されていることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 42, wherein the fluid limiting portion is dispersed in a uniform pattern over the polymer film. 請求項４３に記載のドレッシングにおいて、前記均一パターンが、平行な行及び列の格子を備えることを特徴とするドレッシング。 The dressing according to claim 43, wherein the uniform pattern comprises a grid of parallel rows and columns. 請求項１乃至４４の何れか一項に記載のドレッシングにおいて、
前記流体制限部が、平行な行及び列で前記ポリマーフィルムにわたって分散され、
前記行が、中心において約３ミリメートル間隔を空けて配置され、
前記行の各々における前記流体制限部が、中心において約３ミリメートルの間隔を空けて配置されていることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 44.
The fluid limiting portions are dispersed across the polymer film in parallel rows and columns.
The rows are placed at a center about 3 mm apart.
A dressing characterized in that the fluid limiting portions in each of the rows are spaced about 3 mm in the center. 請求項４５に記載のドレッシングにおいて、隣接する行における前記流体制限部がずれていることを特徴とするドレッシング。 The dressing according to claim 45, wherein the fluid limiting portion in the adjacent row is displaced. 請求項１乃至４６の何れか一項に記載のドレッシングにおいて、
前記第２面に隣接して前記スリーブの上に配置されたドレープと、
前記ドレープに結合され、且つ前記ドレープ及び前記スリーブを通して前記マニホールドに流体的に結合された流体ポートと、
をさらに備えることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 46.
A drape placed on the sleeve adjacent to the second surface,
A fluid port coupled to the drape and fluidly coupled to the manifold through the drape and sleeve.
A dressing characterized by further preparation. 請求項１乃至４７の何れか一項に記載のドレッシングにおいて、前記スリーブに隣接する封止層をさらに備え、前記封止層が、前記流体制限部に流体的に結合された複数のアパーチャを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 47 further comprises a sealing layer adjacent to the sleeve, wherein the sealing layer has a plurality of apertures fluidly coupled to the fluid limiting portion. Dressing characterized by that. 請求項１乃至４７の何れか一項に記載のドレッシングにおいて、前記スリーブに結合された封止層をさらに備え、前記封止層が、前記流体制限部に位置合わせされた複数のアパーチャを有する疎水性ゲルを備えることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 47, the dressing further comprises a sealing layer bonded to the sleeve, and the sealing layer is hydrophobic having a plurality of apertures aligned with the fluid limiting portion. A dressing characterized by comprising a sex gel. 請求項１乃至４７の何れか一項に記載のドレッシングにおいて、前記スリーブに結合された封止層をさらに備え、前記第４層が、前記複数の流体制限部のうちの少なくともいくつかと位置合わせされた複数のアパーチャを有する疎水性ゲルを備えることを特徴とするドレッシング。 In the dressing according to any one of claims 1 to 47, a sealing layer bonded to the sleeve is further provided, and the fourth layer is aligned with at least some of the plurality of fluid limiting portions. A dressing comprising a hydrophobic gel having a plurality of apertures. 請求項１乃至４７の何れか一項に記載のドレッシングにおいて、前記スリーブに結合された封止層をさらに備え、前記封止層が、前記封止層と同一の広がりを有する複数のアパーチャを有する疎水性ゲルを備え、実質的にすべての前記複数のアパーチャが、前記流体制限部と位置合わせされていることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 47 further comprises a sealing layer bonded to the sleeve, wherein the sealing layer has a plurality of apertures having the same spread as the sealing layer. A dressing comprising a hydrophobic gel, wherein substantially all of the plurality of apertures are aligned with the fluid limiting portion. 請求項４８乃至５１の何れか一項に記載のドレッシングにおいて、前記封止層がシリコーンゲルを備えることを特徴とするドレッシング。 The dressing according to any one of claims 48 to 51, wherein the sealing layer comprises a silicone gel. 請求項４８乃至５１の何れか一項に記載のドレッシングにおいて、前記封止層が接着されたシリコーンを備えることを特徴とするドレッシング。 The dressing according to any one of claims 48 to 51, wherein the dressing comprises a silicone to which the sealing layer is adhered. 請求項１乃至４７の何れか一項に記載のドレッシングにおいて、前記スリーブに結合された封止層をさらに備え、前記封止層が、前記流体制限部に隣接する複数のアパーチャと、３００グラム／平方メートル未満の面密度とを有することを特徴とするドレッシング。 The dressing according to any one of claims 1 to 47 further comprises a sealing layer bonded to the sleeve, wherein the sealing layer is 300 grams / gram with a plurality of apertures adjacent to the fluid limiting portion. A dressing characterized by having a surface density of less than a square meter. 請求項４８乃至５４の何れか一項に記載のドレッシングにおいて、前記封止層が、約５ショアＯＯ～約８０ショアＯＯの硬度を有することを特徴とするドレッシング。 The dressing according to any one of claims 48 to 54, wherein the sealing layer has a hardness of about 5 shore OO to about 80 shore OO. 請求項４８乃至５５の何れか一項に記載のドレッシングにおいて、前記封止層が、前記マニホールドと前記組織部位との間に挿入されるように構成されていることを特徴とするドレッシング。 The dressing according to any one of claims 48 to 55, wherein the sealing layer is configured to be inserted between the manifold and the tissue site. 請求項４８乃至５６の何れか一項に記載のドレッシングにおいて、前記流体制限部が、前記アパーチャの平均寸法を実質的に超えない平均を有することを特徴とするドレッシング。 The dressing according to any one of claims 48 to 56, wherein the fluid limiting portion has an average that does not substantially exceed the average size of the aperture. 請求項４８乃至５７の何れか一項に記載のドレッシングにおいて、前記アパーチャが前記流体制限部の有効サイズを制限することを特徴とするドレッシング。 The dressing according to any one of claims 48 to 57, wherein the aperture limits the effective size of the fluid limiting portion. 請求項４８乃至５８の何れか一項に記載のドレッシングにおいて、前記ドレープ及び前記封止層が、前記スリーブ及び前記マニホールドを封入していることを特徴とするドレッシング。 The dressing according to any one of claims 48 to 58, wherein the drape and the sealing layer enclose the sleeve and the manifold. 請求項４８乃至５８の何れか一項に記載のドレッシングにおいて、前記封止層が平滑な下面を有することを特徴とするドレッシング。 The dressing according to any one of claims 48 to 58, wherein the sealing layer has a smooth lower surface. 請求項４８乃至５８の何れか一項に記載のドレッシングにおいて、前記封止層が、前記組織部位と流体密封シールを提供するように構成されていることを特徴とするドレッシング。 The dressing according to any one of claims 48 to 58, wherein the sealing layer is configured to provide the tissue site and a fluid sealing seal. 請求項４８乃至６１の何れか一項に記載のドレッシングにおいて、前記ドレープ及び前記封止層が前記マニホールド及び前記スリーブを封入し、前記封止層が前記組織部位と接触するように適合されていることを特徴とするドレッシング。 In the dressing according to any one of claims 48 to 61, the drape and the sealing layer are adapted to encapsulate the manifold and the sleeve so that the sealing layer is in contact with the tissue site. Dressing characterized by that. 請求項４７乃至６２の何れか一項に記載のドレッシングにおいて、前記ドレープがポリマーフィルムを備えることを特徴とするドレッシング。 The dressing according to any one of claims 47 to 62, wherein the drape comprises a polymer film. 請求項２５乃至６３の何れか一項に記載のドレッシングにおいて、前記スリーブが前記マニホールドに接合されていることを特徴とするドレッシング。 The dressing according to any one of claims 25 to 63, wherein the sleeve is joined to the manifold. 請求項４７乃至６４の何れか一項に記載のドレッシングにおいて、前記ドレープが、前記マニホールド及び前記スリーブを越えて延在する外縁部を備え、接着剤層が前記外縁部に配置されていることを特徴とするドレッシング。 In the dressing according to any one of claims 47 to 64, the drape comprises an outer edge extending beyond the manifold and the sleeve, and an adhesive layer is arranged at the outer edge. Characteristic dressing. 請求項１乃至６５の何れか一項に記載のドレッシングにおいて、前記ドレッシングが、前記組織部位と接触するように構成された平滑面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 65, wherein the dressing comprises a smooth surface configured to be in contact with the tissue site. 請求項１乃至６５の何れか一項に記載のドレッシングにおいて、前記ドレッシングが、前記組織部位と接触するように構成された艶消し面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 65, wherein the dressing comprises a matte surface configured to be in contact with the tissue site. 請求項１乃至６５の何れか一項に記載のドレッシングにおいて、前記ドレッシングが、粗くなく、且つ前記組織部位と接触するように構成されている面を備えることを特徴とするドレッシング。 The dressing according to any one of claims 1 to 65, wherein the dressing is not rough and includes a surface configured to be in contact with the tissue site. 請求項１乃至６８の何れか一項に記載のドレッシングにおいて、前記マニホールドが、粗い下面を有し、前記ドレッシングが前記組織部位の上に配置されたときに組織に対して露出しないことを特徴とするドレッシング。 The dressing according to any one of claims 1 to 68, characterized in that the manifold has a rough lower surface and is not exposed to the tissue when the dressing is placed on the tissue site. Dressing to do. 陰圧を用いて組織部位を治療するためのドレッシングにおいて、
疎水性材料から形成されたマニホールドと、
前記マニホールドを実質的に封入するフィルムであって、疎水性材料から形成されているフィルムと、
前記フィルムを通る複数の流体通路であって、前記フィルムにわたる圧力勾配に応答して拡張するように構成されている複数の流体通路と、
を備えることを特徴とするドレッシング。 In dressings for treating tissue sites with negative pressure
With a manifold made of hydrophobic material,
A film that substantially encloses the manifold and is formed of a hydrophobic material.
A plurality of fluid passages through the film, comprising a plurality of fluid passages configured to expand in response to a pressure gradient across the film.
A dressing characterized by being equipped with. 請求項７０に記載のドレッシングにおいて、
前記フィルムに結合されたポリマードレープと、
前記ポリマードレープとは反対側で前記フィルムに結合された疎水性ゲルであって、３００グラム／平方メートル未満の面密度を有する疎水性ゲルと、
前記フィルムを通る前記複数の流体通路のうちの少なくともいくつかに流体的に結合された、前記疎水性ゲルを通る複数のアパーチャと、
をさらに備えることを特徴とするドレッシング。 In the dressing according to claim 70,
With the polymer drape bonded to the film,
A hydrophobic gel bonded to the film on the opposite side of the polymer drape and having a surface density of less than 300 grams / square meter.
A plurality of apertures through the hydrophobic gel that are fluidly bound to at least some of the fluid passages through the film.
A dressing characterized by further preparation. 請求項７０又は７１に記載のドレッシングにおいて、前記フィルムが前記マニホールドの周囲にスリーブを形成していることを特徴とするドレッシング。 The dressing according to claim 70 or 71, wherein the film forms a sleeve around the manifold. 請求項７０又は７１に記載のドレッシングにおいて、前記フィルムが前記マニホールドの周囲にエンベロープを形成していることを特徴とするドレッシング。 The dressing according to claim 70 or 71, wherein the film forms an envelope around the manifold. 陰圧を用いて組織部位を治療するためのドレッシングにおいて、
平坦な表面性状を有する第１フィルムを備える第１層と、
前記第１層に隣接する第２層であって、マニホールドを備える第２層と、
前記第１層とは反対側で前記第２層に隣接する第３層であって、平坦な表面性状を有する第２フィルムを備える第３層と、
前記第１フィルムを通る複数の流体制限部であって、前記流体制限部にわたる圧力勾配に応答するように構成されている複数の流体制限部と、
を備えることを特徴とするドレッシング。 In dressings for treating tissue sites with negative pressure
A first layer with a first film having a flat surface texture,
A second layer adjacent to the first layer, the second layer having a manifold, and the like.
A third layer that is opposite to the first layer and is adjacent to the second layer and includes a second film having a flat surface texture.
A plurality of fluid limiting portions passing through the first film, the plurality of fluid limiting portions configured to respond to a pressure gradient over the fluid limiting portion, and a plurality of fluid limiting portions.
A dressing characterized by being equipped with. 請求項７４に記載のドレッシングにおいて、前記複数の流体制限部が、前記第１フィルム及び前記第２フィルムを通ることを特徴とするドレッシング。 The dressing according to claim 74, wherein the plurality of fluid limiting portions pass through the first film and the second film. 請求項７４又は７５に記載のドレッシングにおいて、
前記第１層とは反対側で前記第３層に結合された第４層であって、前記第３層がポリマードレープである、第４層と、
前記第２層とは反対側で前記第１層に結合された第５層であって、３００グラム／平方メートル未満の面密度と、約５ショアＯＯ～約８０ショアＯＯの硬度とを有するゲルを備える第５層と、
前記複数の流体制限部のうちの少なくともいくつかと位置合わせされた、前記第５層を通る複数のアパーチャと、
をさらに備えることを特徴とするドレッシング。 In the dressing according to claim 74 or 75,
A fourth layer, which is a fourth layer bonded to the third layer on the opposite side of the first layer, wherein the third layer is a polymer drape.
A fifth layer bonded to the first layer on the opposite side of the second layer and having a surface density of less than 300 grams / square meter and a hardness of about 5 shore OO to about 80 shore OO. The fifth layer to prepare and
A plurality of apertures passing through the fifth layer, aligned with at least some of the plurality of fluid limiting portions.
A dressing characterized by further preparation. 陰圧を用いて組織部位を治療するための装置において、
マニホールドと、前記マニホールドの少なくとも２つの面を覆うフィルムとを備える組織インタフェースであって、前記マニホールド及び前記フィルムが疎水性材料から形成されている、組織インタフェースと、
前記フィルムを通る複数のエラストマー弁であって、前記フィルムにわたる圧力勾配に応答して拡張するように構成されている複数のエラストマー弁と、
前記組織部位に取り付けられるように構成されたカバーと、
を備え、
前記カバー及び前記組織インタフェースが、前記カバーが前記組織部位に隣接する取付面に取り付けられるように構成されて、積層関係で組み立てられていることを特徴とする装置。 In a device for treating tissue sites using negative pressure
A tissue interface comprising a manifold and a film covering at least two surfaces of the manifold, wherein the manifold and the film are formed of a hydrophobic material.
A plurality of elastomer valves that pass through the film and are configured to expand in response to a pressure gradient across the film.
A cover configured to be attached to the tissue site,
Equipped with
A device comprising the cover and the tissue interface configured such that the cover is attached to a mounting surface adjacent to the tissue site and assembled in a laminated relationship. 請求項７７に記載の装置において、前記フィルムが、前記マニホールドと前記組織部位との間に挿入されるように構成されていることを特徴とする装置。 The device according to claim 77, wherein the film is configured to be inserted between the manifold and the tissue site. 請求項７７又は７８に記載の装置において、前記フィルムが、３０グラム／平方メートル未満の面密度を有するポリマーフィルムを備えることを特徴とする装置。 The device according to claim 77 or 78, wherein the film comprises a polymer film having a surface density of less than 30 grams / square meter. 請求項７７乃至７９の何れか一項に記載の装置において、前記フィルムが、９０度を超える水接触角を有するポリマーフィルムを含むことを特徴とする装置。 The device according to any one of claims 77 to 79, wherein the film comprises a polymer film having a water contact angle of more than 90 degrees. 請求項７７乃至８０の何れか一項に記載の装置において、前記フィルムが、高さのばらつきが１センチメートルにつき０．２ミリメートルを超えない面を有することを特徴とする装置。 The device according to any one of claims 77 to 80, wherein the film has a surface in which the height variation does not exceed 0.2 mm per centimeter. 請求項７７乃至８１の何れか一項に記載の装置において、前記組織インタフェースが、前記フィルムに隣接し且つ前記組織部位と接触するように構成された封止層と、前記フィルムにおけるエラストマー弁のうちの少なくとも１つに流体的に結合された前記封止層における少なくとも１つのアパーチャとをさらに備えることを特徴とする装置。 In the apparatus according to any one of claims 77 to 81, among the sealing layer configured such that the tissue interface is adjacent to the film and in contact with the tissue site, and the elastomer valve in the film. A device further comprising at least one elastomer in the sealing layer fluidly coupled to at least one of the above. 請求項８２に記載の装置において、前記アパーチャのうちの少なくとも１つが、前記組織部位に前記フィルムの少なくとも一部を露出させるように構成されていることを特徴とする装置。 82. The apparatus of claim 82, wherein at least one of the apertures is configured to expose at least a portion of the film to the tissue site. 請求項８２乃至８３の何れか一項に記載の装置において、前記アパーチャのうちの少なくとも１つが、前記組織部位に前記エラストマー弁のうちの少なくともいくつかを露出させるように構成されていることを特徴とする装置。 In the apparatus according to any one of claims 82 to 83, at least one of the apertures is configured to expose at least some of the elastomeric valves to the tissue site. The device to be. 請求項８２に記載の装置において、前記フィルムの少なくとも幾分かの部分が、前記アパーチャのうちの少なくとも１つを通して露出していることを特徴とする装置。 82. The apparatus of claim 82, wherein at least some portion of the film is exposed through at least one of the apertures. 請求項８２に記載の装置において、前記エラストマー弁の少なくとも幾分かの部分が、前記第３層における前記アパーチャを通して露出していることを特徴とする装置。 82. The apparatus of claim 82, wherein at least some portion of the elastomer valve is exposed through the aperture in the third layer. 陰圧を用いて組織部位を治療するためのドレッシングにおいて、
平坦な表面性状を有するフィルムを備える第１層と、
前記第１層に隣接する第２層であって、マニホールドを備える第２層と、
前記フィルムを通る複数の流体制限部であって、前記流体制限部にわたる圧力勾配に応答するように構成されている複数の流体制限部と、
を備えることを特徴とするドレッシング。 In dressings for treating tissue sites with negative pressure
A first layer with a film having a flat surface texture,
A second layer adjacent to the first layer, the second layer having a manifold, and the like.
A plurality of fluid limiting portions passing through the film, the plurality of fluid limiting portions configured to respond to a pressure gradient over the fluid limiting portion, and a plurality of fluid limiting portions.
A dressing characterized by being equipped with. 組織部位を治療するためのシステムにおいて、
請求項１乃至８７の何れか一項に記載のドレッシング又は装置と、
前記ドレッシング又は前記装置に流体的に結合された陰圧源と、
を備えることを特徴とするシステム。 In a system for treating tissue sites
The dressing or apparatus according to any one of claims 1 to 87.
With the negative pressure source fluidly coupled to the dressing or the device,
A system characterized by being equipped with. 請求項８８に記載のシステムにおいて、前記ドレッシングと前記陰圧源との間に流体的に結合された流体容器をさらに備えることを特徴とするシステム。 The system according to claim 88, further comprising a fluid container fluidly coupled between the dressing and the negative pressure source. 陰圧源を用いて肉芽形成を促進する、少なくとも５日間の、請求項１乃至８９の何れか一項に記載のドレッシング、装置又はシステムの使用。 Use of the dressing, device or system of any one of claims 1-89 for at least 5 days to promote granulation using a negative pressure source. 陰圧源を用いて組織内部成長を最小限にする、少なくとも５日間の、請求項１乃至８９の何れか一項に記載のドレッシング、装置又はシステムの使用。 Use of the dressing, device or system of any one of claims 1-89 for at least 5 days using a negative pressure source to minimize internal tissue growth.
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