JP6491188B2 - 皮膚移植片採取用の吸収性基材 - Google Patents
皮膚移植片採取用の吸収性基材 Download PDFInfo
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- JP6491188B2 JP6491188B2 JP2016502366A JP2016502366A JP6491188B2 JP 6491188 B2 JP6491188 B2 JP 6491188B2 JP 2016502366 A JP2016502366 A JP 2016502366A JP 2016502366 A JP2016502366 A JP 2016502366A JP 6491188 B2 JP6491188 B2 JP 6491188B2
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Images
Classifications
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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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/10—Hair or skin implants
- A61F2/105—Skin implants, e.g. artificial skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/322—Skin grafting apparatus
-
- 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
- A61F13/00051—Accessories for 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
- A61F13/0206—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
- A61F13/0213—Adhesive bandages or dressings with fluid retention members the fluid retention member being a layer of hydrocolloid, gel forming 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
- A61F13/02—Adhesive bandages or dressings
- A61F13/0203—Adhesive bandages or dressings with fluid retention members
- A61F13/0223—Adhesive bandages or dressings with fluid retention members characterized by parametric properties of the fluid retention layer, e.g. absorbency, wicking capacity, liquid distribution
-
- 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
- A61F13/0226—Adhesive bandages or dressings with fluid retention members characterised by the support layer
-
- 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
- A61F13/0246—Adhesive bandages or dressings characterised by the skin-adhering layer
- A61F13/025—Adhesive bandages or dressings characterised by the skin-adhering layer having a special distribution arrangement of the adhesive
-
- 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
- A61F13/0259—Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0095—Packages or dispensers for prostheses or other implants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/322—Skin grafting apparatus
- A61B2017/3225—Skin grafting apparatus with processing of harvested tissue
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Dermatology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Surgery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
- Hematology (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Laminated Bodies (AREA)
Description
本出願は、2013年7月31日出願の米国仮特許出願第61/860,822号(「Absorbent Substrates For Harvesting Skin Grafts」)、および2013年3月14日出願の米国仮特許出願第61/782,385号(「Absorbent Dressing With Hybrid Drape」)の優先権を主張し、その開示全体を、参照することにより本書に援用する。
Claims (18)
- 皮膚移植片を移植するための吸収性基材において、
複数の細孔を有するベース層であって、少なくとも1つの切除された皮膚移植片と接触しかつドナー部位から除去するために前記移植片を捕捉するように適合された少なくとも1つの接着剤部位を有するベース層と;
前記ベース層に周辺で接合されかつそれとの間にシールされた囲いを規定するシーリング部材と;
前記シールされた囲い内に配置された吸収性材料と、
前記囲いにおいて前記ベース層と前記吸収性材料との間に配置された少なくとも第1のウィッキング層と
を含み、
前記第1のウィッキング層が、前記第1のウィッキング層の表面に沿って横方向に流体を輸送するように適合された粒状構造を有し、第2のウィッキング層が、前記シーリング部材に隣接して配置され、前記第1及び第2のウィッキング層が接合されて前記吸収性材料を囲むシールを形成し、
前記ベース層の少なくとも一部分は前記吸収性材料と流体連通して、流体を捕捉することを特徴とする、吸収性基材。 - 請求項1に記載の基材において、前記ベース層が、シリコーンなどの生体適合性材料を含み、かつ皮膚移植片採取装置の室内に位置決めされるように構成されており、前記ベース層が、複数の皮膚移植片を同時に捕捉するように構成されていることを特徴とする、基材。
- 請求項2に記載の基材において、前記生体適合性材料が、シリコーン、シリコーンゲル、軟質シリコーン、親水コロイド、ヒドロゲル、ポリウレタン、ポリウレタンゲル、ポリオレフィン、ポリオレフィンゲル、水素化スチレン共重合体、水素化スチレン共重合体ゲル、ゲル発泡体およびこれらの組み合わせからなる群から選択されることを特徴とする、基材。
- 請求項1乃至3の何れか1項に記載の基材において、前記ベース層の前記少なくとも1つの接着剤部位の平均厚さが、500ミクロン(μm)〜1000ミクロン(μm)であり、および、硬度が、5ショアOO〜80ショアOOであるか、またはそれらの組み合わせであることを特徴とする、基材。
- 請求項1乃至4の何れか1項に記載の基材において、前記基材が、さらに、前記少なくとも1つの接着剤部位に関連付けられた接着剤を含み、および、前記少なくとも1つの接着剤部位は、複数の接着剤部位を含み、各部位は、皮膚移植片採取装置によって隆起された対応する皮膚移植片に係合するように配置および構成されていることを特徴とする、基材。
- 請求項5に記載の基材において、前記接着剤がアクリル接着剤を含むことを特徴とする、基材。
- 請求項1乃至6の何れか1項に記載の基材において、前記ベース層が、さらに、複数の細孔を含んで、レシピエント部位から前記吸収性材料へ流体を輸送するための通路をもたらし、および前記ベース層は、さらに、発泡ポリマー、流体透過性のポリマー性材料、または繊維性材料を含むことを特徴とする、基材。
- 請求項7に記載の基材において、前記ベース層は前記発泡ポリマー又は前記流体透過性のポリマー性材料ではなく繊維性材料を含み、前記繊維性材料が、平均直径が0.1マイクロメートル〜10マイクロメートルであるか、または平均直径が1ナノメートル〜100ナノメートルである複数のマイクロファイバーを含むことを特徴とする、基材。
- 請求項8に記載の基材において、前記ベース層が、さらに、少なくともいくつかの前記捕捉部位間に配置された細孔のネットワークを含み、および前記細孔が、全体的に円形であり、かつその平均的な横断面寸法が1ナノメートル〜1ミリメートルに及ぶことを特徴とする、基材。
- 請求項1に記載の基材において、さらに、前記囲いにおいて前記ベース層と前記吸収性材料との間に配置されかつ前記吸収性材料に流体を分配するように適合された少なくとも第1のウィッキング層を含むことを特徴とする、基材。
- 請求項10に記載の基材において、さらに、前記囲いにおいて前記吸収性材料と前記シーリング部材との間に配置された少なくとも第2のウィッキング層を含むことを特徴とする、基材。
- 請求項11に記載の基材において、前記第1のウィッキング層が、前記第1のウィッキング層の面に沿って流体を吸い上げるように適合された粒状構造を有し、および前記第2のウィッキング層が、前記第2のウィッキング層の面に沿って流体を吸い上げるように適合された粒状構造を有し;および、前記第1のウィッキング層の周辺部分が前記第2のウィッキング層の周辺部分に結合され、前記第1のウィッキング層と前記第2のウィッキング層との間の前記吸収性層を取り囲むウィッキング層の囲いを提供することを特徴とする、基材。
- 請求項12に記載の基材において、前記吸収性材料が複数の吸収性層を含み、および前記複数の吸収性層が、前記第1のウィッキング層と前記第2のウィッキング層との間に流体連通されて位置決めされていることを特徴とする、基材。
- 請求項13に記載の基材において、さらに、前記吸収性層間を流体連通させて配置された少なくとも1つの中間ウィッキング層を含むことを特徴とする、基材。
- 請求項1乃至14の何れか1項に記載の基材において、前記吸収性材料が、流体を吸収するように適合されている親水性材料を含み;および前記シーリング部材が液不透過性であり、かつポリウレタンを含むことを特徴とする、基材。
- 請求項2又は3に記載の基材において、さらに、前記基材から、溜まった流体を抜き取るために、減圧源に結合するための少なくとも1つのポートを含み;前記少なくとも1つのポートが、さらに、前記室内の前記吸収性材料または少なくとも1つのウィッキング層から外部流体レセプタクルまでの流体連通をもたらす弁または導管を含むことを特徴とする、基材。
- 請求項1乃至16の何れか1項に記載の基材において、さらに、皮膚移植片ハーベスター内にまたはレシピエント部位に位置決めする前に前記基材を取り扱うために、少なくとも1つの取り外し可能なバッキング、または皮膚移植片ハーベスター内に位置決めする前に前記基材を取り扱うために、前記ベース層に関連付けられた少なくとも第1の取り外し可能なバッキングと、レシピエント部位に位置決めする前に前記基材および関連の皮膚移植片を取り扱うために、第2の取り外し可能なバッキングとを含むことを特徴とする、基材。
- 請求項1乃至17の何れか1項に記載の基材において、前記ベース層および前記吸収性材料が、一体的構造として形成されていることを特徴とする、基材。
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JP2019048104A (ja) | 2019-03-28 |
US20140277454A1 (en) | 2014-09-18 |
WO2014152319A3 (en) | 2014-12-18 |
WO2014152319A2 (en) | 2014-09-25 |
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US20180235749A1 (en) | 2018-08-23 |
JP2016512138A (ja) | 2016-04-25 |
EP3289988A1 (en) | 2018-03-07 |
CN105636532B (zh) | 2019-06-21 |
CA2905481A1 (en) | 2014-09-25 |
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