TW201002375A - Dressing assemblies for wound treatment using reduced pressure - Google Patents
Dressing assemblies for wound treatment using reduced pressure Download PDFInfo
- Publication number
- TW201002375A TW201002375A TW98118067A TW98118067A TW201002375A TW 201002375 A TW201002375 A TW 201002375A TW 98118067 A TW98118067 A TW 98118067A TW 98118067 A TW98118067 A TW 98118067A TW 201002375 A TW201002375 A TW 201002375A
- Authority
- TW
- Taiwan
- Prior art keywords
- pillow
- dressing
- shaped
- assembly
- towel
- Prior art date
Links
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Classifications
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Description
201002375 六、發明說明: 【發明所屬之技術領域】 本發明一般而言係關於醫療治療系統,且更特定而言係 關於適宜用於外科傷口及其他組織部位之減壓傷口治療系 統。 本發明根據35 U.S_C_§119(e)規定主張2008年5月30曰申 β月之通為「Reduced-pressure Surgical Wound Treatment System」之美國臨時專利申請案第61/〇57,8〇7號、2〇〇8年5 月 30 日申請之題為「Dressing Assembly For Subcutaneous Wound treatment Using Reduce Pressure」之美國臨時專利 申請案第61/05 7,798號、2008年5月30日申請之題為「See-Through, Reduced-Pressure Dressing」之美國臨時專利申 請案第61/057,808號、2008年5月30日申請之題為「Reduced-pressure Dressing Assembly For Use in Applying a Closing Force」之美國臨時專利申請案第61/〇57,8〇2號、2008年5 月 30 日申請之題為「Reduced-Pressure, Linear-Wound
Treatment System」之美國臨時專利申請案第61/057,803 號、2008年5月30日申請之題為「Reduced-Pressure, Compression System and Apparatus for use on a Curved
Body Part」之美國臨時專利申請案第61/057,800號、2008 年 5月 30 日申請之題為「Reduced-Pressure, Compression System and Apparatus for use on Breast Tissue」之美國臨 時專利申請案第61/057,797號、2008年5月30日申請之題為 「Super-Absorbent, Reduced-Pressure Wound Dressing and 140736.doc 201002375
System」之美國臨時專利申請案第61/057,805號、2〇〇8年5 月 30 日申請之題為「Reduced-Pressure, Compression System and Apparatus for use on a Joint」之美國臨時專利 申清案弟61/057,810波、2008年12月10日申請之題為 「Reduced-Pressure Wound treatment System Employing an
Anisotropic Drape」之美國臨時專利申請案第61/121 362號 及2009年 1 月 12 日申請之題為「Reduced-pressure,compressi〇n System and Apparatus for use on a Joint」之美國臨時專利 申清案第61/1 44,067號之申請之權益。所有該等臨時申請 案皆出於所有目的以引用方式併入本文中。 【先前技術】 醫師每年在全世界實施上百萬的外科方法。許多該等方 法實施為開放式外科手術且增加數目之手術正使用最低程 度侵入性外科手術實施,例如内窺鏡、關節鏡及腹腔鏡方 法。作為—個實例,美國社會審美整形外科報導:2007年 在美國存在多於450,000例吸脂方法。 外科方法涉及皮膚及相關組織中之急性傷口(例如一切 口)。在許多情形下,在方法結束時使用一機械裝置(例如 釘或縫合線)使切口閉合,或使用黏合劑使其閉合。此 後°亥傷口常常僅覆蓋有一乾燥無菌繃帶。當然,通常不 僅在表皮處存在更多破壞。 對於許多外科方法(尤其藉助最低程度侵入性技術實施 之彼尊;车分-、 丁)’許多破壞或損壞在表皮下或處於皮下位 準。同樣,^、 ,,作為一個實例,在一種類型之吸脂方法中,在 140736.doc 201002375 引入一腫脹流體(生理鹽水、溫和止痛藥及腎上腺素)後, 外科醫生將使用一具有吸入功能之套管針及套管來移除脂 肪區:如此做,通常使皮下空隙及其他組織缺陷形成於離 该套管透過其放置之切口或設備透過其放置之其他切口遠 的組織部位處。受損組織將需要時間及護理來癒合且具有 許夕’曰在併發症及危險,包含例如水腫、也清腫、血腫、 進—步青腫及瘀癍。 為在許多外科方法(例如吸脂)後促進癒合,端視所涉及 ^軀體部分,可在患者上使用—非常合身的外套或彈性壓 縮衣物達數星期。該等器件有時不舒適,可以—不均勾方 j施加Μ縮,且可難以脫下及穿上。另外,由於水腫,一 單個患者可能需要許多不同壓縮衣物。將期望解決切口處 及遭破壞皮下組織處外科後傷口護理之某些或全部缺點。 【發明内容】 關於傷α護理某些方面之缺點係由本文中之說明性實施 例加以解決。根據一個說明性實施例,—種供與一減壓治 療系統配合使用之敷料總成包含一成形敷料枕墊,該成形 敷料枕塾具有—第-表面、-第二(面向内)表面及一末 :。該成形敷料枕墊係由一醫療枕塾材料形成。該末端具 t —傾斜表面。該成形敷料枕墊經操作以均句地分佈一壓 縮力。 種供與一減壓治療系統配合 根據另一說明性實施例,一 使 有 :之敷料總成包含—成形敷料㈣,該成形敷料枕塾具 第-表面、一第二(面向内)表面及一末端。該成形敷 】4〇736.doc 201002375 料枕墊係由-醫療枕塾材料形成,其可操作以分佈減壓。 該敷料總成進-步包含一包覆敷巾1包覆敷巾轉合至該 成形敷料枕墊之第一表面及該成形敷料枕墊之末端“亥成 形敷料枕塾可操作以均句地分佈在該成形敷料枕塾經受減 壓時所產生之一壓縮力。
根據另-說明性實施例種供與—減壓治療系統配合 使用之敷料總成包含一成形敷料枕墊,該成形敷料枕墊具 有一成形末端、一第一表面及—第二(面向内)表面。該敷 料總成進一步包含一包覆敷巾’肖包覆敷巾設置於該成形 敷料枕墊之第一表面上且耦合至該成形敷料枕墊之第一表 面之至少-部分。該包覆敷巾可延伸超過該成形敷料枕塾 以形成一敷巾延伸部分,該敷巾延伸部分具有一第一側及 一第二面向内側。一黏合劑周長條帶可耦合至該敷巾延伸 部分之第二側以在一患者與該包覆敷巾之間提供一密封。 根據另一說明性實施例,一種供與一減壓治療系統配合 使用之敷料總成包含一成形敷料枕墊,該成形敷料枕墊具 有一成形末端、一第一表面及一第二(面向内)表面。該成 形敷料枕墊經操作以均勻地分佈一壓縮力。該敷料總成進 一步包含-包覆敷巾’該包覆敷巾設置於該成形敷料枕塾 之第一表面上,該包覆敷巾延伸於該成形敷料枕墊上超過 该成形敷料枕墊以形成一敷巾延伸部分。該敷巾延伸部分 具有一第一表面及一面向内第二表面。該敷料總成進—步 包含一内層,該内層具有—第一表面及一第二面向内= 面。該内層之第一表面可至少部分地耦合至該成形敷料枕 140736.doc 201002375 治療區孔口。該 其可操作以分佈 墊之第二表面之一部分。該内層形成有— 成形敷料枕墊係由一醫療枕墊材料形成, 一減壓。 根據另一說明性實施例,一種製 .r, -a ^ . 从&人 1,、與一減壓治療系 、洗配5使用之成形敷料枕塾之方法包含如下步驟:提供醫 療枕塾材料且由該醫療枕墊材料形成—成形敷料枕塾。該 成形敷料枕墊可操作以分佈減壓且均勻地分佈一壓縮力, 且泫成形敷料枕墊形成有一成形末端。 參照圖式及以下實施方式,該等說明性實施例之其他特 被及優點將變得顯而易見。 【實施方式】 左在較佳實施例之以下實施方式中,參照形成其一部分之 隨附圖式’且其中以圖解說明方式顯示其中可實踐本發明 之具體實施例。為使得熟習此項技術者能夠實踐本發明而 足夠蛘細地描述該等實施例,且應理解,亦可利用其他實 鈀例,且可作出邏輯結構、機械、電氣及化學改變,而不 背離本發明之精神或範圍。為避免並非為使得熟習此項技 術者此夠貫踐本發明所需之細節,本描述可省略熟習此項 技術者所已知之某些資訊。因此,不應將以下實施方式視 為具有限制意義,且本發明之範圍僅由隨附申請專利範圍 加以界定。 現參照圖1,其顯示根據一個說明性實施例之一用於治 療一切開周圍區域或一切口中之組織(例如皮下組織)之減 壓系統10。如本文中所使用,「或(or)」不需要相互排 140736.doc 201002375 他。在一切口 12周圍之一切開周圍區域中顯示減壓系統 10,其通過表皮14或皮膚及真皮16並到達下皮或皮下組織 18中。皮下組織1 8可包含眾多組織類型,例如脂肪組織或 肌肉。顯示一受損或遭破壞或反常皮下組織部位2〇自切口 12延伸且在此情形下包含一皮下缺陷、死空間或空隙22。 受損皮下組織20可已因一外科方法(例如吸脂)所導致。 文損皮下組織20可包含空隙(例如空隙22)、開放空間或各
種出於許多原因而可頗麻煩之缺陷,例如允許流體堆積可 導致水腫。如本文中所使用,術語「流體」—般係指氣體 或液體Μ旦亦可包含任何其他可流動材料,包括(但不限 於)凝膠、膠體或發泡體。 示玩ΙϋΟ可幫 、—祁4 牡一起双接
近-以改良癒合同時最小化戎哺W ,、 匕次沩除皮膚刺激。系統100亦 可形成一指向切口 1 2之閉人六Β γ — I閉口力且可幫助保持該切口閉合或 提供支撐。系統100可幫助最小 G /米f每口(例如,空階9 9、μ 之剪切應力。系統100亦幫 丨糸2匀上 U咖 幫助切口12保持乾燥、幫助避 免死二間形成、改良灌注並 , 避免血清腫及血腫形成。另 外’糸統⑽可幫助最小化對某些外科方法: 腫及水腫H1G0可為患者提供舒 。人之月 者上可能兩I , k感且系統100在該患 月匕而要一相對縮短的持續 消除數料改變α + 1精助系統100,可 良次取小化所需改變之數目。 了使用任一機械閉人51 Α ~ , 合,或可使用一黏人二甘釘或縫合線)使切口 12閉 便用#占合劑使其閉合 顯示為藉料合線_合 —在錢⑽實施例中 減塵系統10通常用於治療一 140736.doc 201002375 區,且特定而言通常用於治療一皮下組織部位2〇及皮下电 療切 周圍 之一更有限區。 減壓系統Η)包含-敷料總成30,其包含一成形敷料枕墊 32、-密封子系統60及—減壓子系統8〇。減壓系統ι〇形成 一力’該力可包含-垂直力或-閉合力。#此上下文及本 文中所使用,「垂直」意指平行於箭頭24,而不管定向如 何但在_中垂直顯示。沿垂直形成的力可係一壓縮力或 一舉升力。在該說明性實施例中,淨垂直力呈現為由箭頭 24所表示之—壓縮力,且閉合力係、由箭㈣顯^壓缩力 Μ可實現於皮下組織20或更深(包含在—器官處)處。如本 文中所使用,皮下組織亦可包含較深組織。壓縮心可垂 直指向(亦即,大致朝向患者船體之_中心、m體部 分或相對於成形敷料枕墊32自第一側34指向第二側34。壓 縮力2何到達皮下組織。垂直力24之量值可受到成形敷料 枕墊32之大小及形狀的影響。 在某些情形下,期望使成形敷料枕墊32將垂直力遞送為 一舉升力。成形敷料枕墊32之密度及厚度可變化以控制舉 升舉例而δ,# 一醫療枕塾材料之密度小於組織部位處 之組織(例如表皮)之密度,則可產生一舉升力。在一成形 敷料枕墊32之一顯著厚部分經歷減壓時,該成形敷料枕墊 自所有方向朝向一中心部分收縮。成形敷料枕墊32接近患 者表皮之部分將拉離患者表皮,此乃因該中心部分位於患 者表皮上。此形成一垂直舉升力。該成形敷料枕墊之一部 140736.doc -10- 201002375 分可提供一ι 縮力,而另-部分-大致一中心部分一相對 於患者或該系統提供一舉升力。 圖1之說明性實施例呈現有施加—I縮力24之垂直力。 下文進步私述’成形敷料枕塾32可經成形及構形以允 許該I缩力在患者表皮14上及表皮14下方相當均勾地分 佈。否則,若與其他區相比較存在顯著增加之力之區,則 可導致皮膚刺激。減麼系統i 0亦可可操作以形成閉合力, 亦即,朝向敷料總成30之-内部部分之一大致切向力其 由參考編號26表示。閉合力26大致保持在表皮^之平面 内;換言之,閉合力26主要在表皮14内操作。另外,減壓 系統1〇可操作以將減麼遞送至切口 12,其可端視該切口及 癒合狀態而實現於皮下空隙Μ位準處以幫助使彼區域中之 組織靠近-在-起-以及幫助移除任何空氣或任何其他流 體或提供減壓療法。壓縮力24亦可閉合或幫助閉合空隙 22 〇 U 如本文中所使用,「減屋」一般係指一小於正經受治療 之一組織部位處之周圍壓力之壓力。在大多數情形下,此 減壓將小於患者所在位置處之大氣壓力。另一選擇為,該 - 減壓可小於該組織部位處之一靜水壓力。除非另外指示, .否則本文中所述之壓力值係計示壓力。所遞送之減壓可係 恆定或變化(規範地或隨機地變化)減壓且可連續地或間歇 地遞送。雖然可使用術語之「真空」及「負壓力」來描述 施加至組織部位之壓力,但施加至該組織部位之實際壓力 可大於通常與完全真空相關聯之壓力。與本文中之使用一 140736.doc 201002375 致,減壓或真空壓力之-增加通常係指絕對壓力之一相對 減小。 敷料總成30包含成形敷料枕塾32,該成形敷料枕塾具有 一第一側34及一第二向内(面向皮膚或面向患者)側%。成 形敷料枕墊32可經定大小及成形以大致匹配受損皮下組織 20之所估測區’雖然在不同應用巾可使用—較大或較小大 小。成形敷料枕墊32具有一周邊邊緣%。成形敷料枕墊32 可係由夕不同邊療枕塾材料製成,亦即,適宜用於醫療 應用中且可使其無菌之材料。在一個說明性實施例中,成 t敷料枕墊32係由一係一歧管材料之醫療枕墊材料製成。 本文中所使用’術§吾「歧管」一般係指一如下物質或結 構^、、、二提供以幫助將減壓施加至一組織部位、將流體遞 运至-組織部位或自一組織部位移除流冑。該㈣材料通 常〇 3刀佈提供至或該歧管材料周圍之組織部位且自該歧 管材料:圍之組織部位移除之流體之複數個流動通道或通 路、Λ等/爪動通道或通路可互連。該歧管材料可係一生物 相合材料,其能夠放置成與組織部位接觸並將減壓分佈至 λ ’、且織立。舉例而言’歧管材料之實例可包含(但不限 於):具有經配置以形成流動通道之結構元件之材料、諸 ^ 蜂巢式發泡體、開放孔格發泡體、多孔组織收集 牛ι έ或凝固後包含流動通道之液體、凝膠及發泡 體。 β亥歧官材料或醫療枕墊材料可係多孔且可係由發泡體、 心布、黏製席或任一其他適於一特定生物應用之材料製 140736.doc -12- 201002375 成。在一個實施例中,該歧管材料係一多孔發泡體且包含 充當流動通道之複數個互連孔格或孔。該多孔發泡體可係 一聚胺基甲酸酯、開放孔格、網狀發泡體,諸如,由 Texas、San Antonio 之 Kinetic Concepts Inc_ 製造之 GranuFoam®材料。其他實施例可包含「閉合孔格」。 通常在約400至600微米範圍中之Granufoam®材料網狀孔 有助於實施歧管功能,但亦可使用其他材料。該醫療枕墊 材料(例如Granufoam®材料)之密度通常在約13-1.6 lb/ft3(20.8 kg/m3-25.6 kg/m3)範圍中。在某些情形下,可 期望一具有比Granufoam®材料密度高(較小孔大小)的材 料。舉例而言,可使用具有大於1 ·6 lb/ft3(25.6 kg/m3)之一 密度之Granufoam®材料或類似材料。作為另一實例,可 使用具有大於 2_0 lb/ft3 (32 kg/m3)或 5.0 lb/ft3(80.1 kg/m3) 或甚至更大之一密度之Granufoam®材料或類似材料。材料 越密集’針對一既定減壓可產生越高壓縮力。若使用具有 小於組織部位處組織之一密度之一發泡體作為醫療枕墊材 料,則可形成一舉升力。 該醫療枕墊材料可係一稍後黏製為該發泡體原始厚度之 約1 /3之厚度之網狀發泡體。在許多可能材料中,可使用 如下材料.Granufoam®材料或一 Foamex®技術發泡體 (www.f〇amex.com)。在某些情形下,期望在一微結合過程 中將離子銀添加至該發泡體或將其他物質(例如抗菌劑)添 加至§亥醫療枕墊材料。端視在減壓期間所期望之力之準破 定向,該醫療枕墊材料可係各向同性或各向異性。該醫療 140736.doc -13- 201002375 亦可在該醫療枕墊材料 枕墊材料可係一生物可吸收材料 與患者之間添加一舒適材料層。 密封子系統60包含-包覆敷巾62或敷巾或密封構件。包 覆敷巾62可係一彈性材料或可係任-提供-流體密封之材 料。流體密封」或「宗Λ. . 在封」思指在假定涉及該特定減壓子 系統之情形下;1以保持—所期望部位處之減壓之—密封。 包覆敷巾62可⑽如)係—不可滲透或半滲透彈性材料。 「彈性」意指具有-彈性體之性f。彈性材料—般係一具 有橡膠狀性質之聚合材料。更具體而t,大多數彈性體具 有大於100%之伸長率及一明顯回彈量。材料之回彈係指 材料自彈性形變恢復之能力。彈性體之實例可包含(但= 限於):纟然橡膠、聚異戊二稀、苯乙稀丁二烤橡膠、氣 丁一烯橡膠、聚丁二烯、腈橡膠、異丁烯橡膠、乙丙橡 膠、乙烯丙烯二烯單體、氯磺化聚乙烯、多硫橡膠、聚胺 基甲酸酯、EVA膜、共聚酯及聚矽氧。包覆敷巾材料之具 體實例包含一聚矽氧敷巾' 3M Tegaderm®敷巾、丙烯酸敷 巾(例如,可自Avery DenniS0n購得之丙烯酸敷巾)或一切 割敷巾。 包覆敷巾62可耦合至成形敷料枕墊32。若期望耦合,則 該耦合可以許多方式發生。包覆敷巾62及成形敷料枕墊32 可使用黏合劑耦合,例如一丙浠酸黏合劑、聚矽氧黏合 劑、水凝膠、親水膠體等等。包覆敷巾62及成形敷料枕墊 32可藉由使用任一技術結合,包含(但不限於):焊接(例 如,超聲波或RF焊接)、結合、黏合劑、水泥等等。包覆 140736.doc •14- 201002375 敷巾62及成形敷料㈣32可部分麵合、完㈣合或根本不 耦合。可向該結合添加結構來使包覆敷巾62沿—所期望方 向各向異性地作用,料,形成-各向異性敷巾材料。與 另一方向或軸相比較,該各向異性敷巾材料經構形以沿一 既定方向$軸移冑、收、缩或擴張一&大程纟。下文亦結合 圖9討論此行為。如本文中所使用,術語「耦合」包含經 由-單獨物件耦合且包含直接耦合。術語「耦合」亦包含 兩個或更多個組件,其藉助於該等組件中之每一者係由相 同片材料形成而彼此連續。同樣,術語「耦合」可包含化 學(例如經由一化學結合)、機械、熱或電耦合。流體粞合 意才a流體在若干指定部分或位置之間連通。 在圖1之說明性實施例中,包覆敷巾62可經定大小以延 伸超過成形敷料枕墊32從而形成一敷巾延伸部分Μ。敷巾 I伸。卩刀64具有一第—表面66及一第二面向組織表面μ。 包覆敷巾62可使用一密封裝置69在患者之表皮14上(或在 另層上,例如一墊片或一額外密封構件)密封以提供一 流體密封。如本文中所使用,應認為涉及患者表皮上之一 密封包含在另一層(例如一膜墊片)上密封,該另一層可接 觸〜者表皮並與其密封在一起。該流體密封允許由減壓子 系統80維持一減壓。密封裝置的可採用眾多形式,例如一 黏合劑70、一密封膠帶或敷巾膠帶或條帶、雙側敷巾膠 ^水料、親水膠體、水凝膠或其他密封器件。若使用一 膠$,則其可係由與包覆敷巾62相同的材料藉助—預施加 壓敏黏5劑形成。黏合劑7〇可施加於敷巾延伸部分64之第 140736.doc •15- 201002375 二表面68上。黏合劑70在包覆敷巾62與患者之表皮14之間 提供一大致流體密封。在包覆敷巾62緊固至患者之前,黏 合劑70可具有若干可移除條帶或可釋放襯背,從而覆蓋黏 合劑70。包覆敷巾62可形成為一完整敷巾或由若干經耦合 k或部分形成。 減壓子系統80包含一減壓源82或療法單元。減壓源以可 係一真空泵、壁式吸入器件或其他源。減壓源82將減壓提 供為系統10之一部分。雖然施加至一組織部位之減壓的量 及性質通常將根據應用而變化,但該減壓通常將在巧爪① Hg至-500 mm Hg之間且更通常在_1〇〇 mm Hg至_3〇〇 Hg之間。 為最大化患者移動性及輕鬆度,減壓源82可係一電池供 電 '單用途減壓產生器。該電池供電、單料減壓產生哭 促進在手術室中應用且在復原階段期間為患者提供移動性 及便利。對於許多方法而言,據信,將導引患者穿戴減壓 系統料3至5天且可導引其穿戴減壓系統1〇達15天或更 久。仍然,此治療時間可係—小於習用治療(例如習用壓 縮衣物)之時間週期,常常穿戴該習用壓縮衣物多達六 周。因此,此-減壓源82之電池壽命及電力提供可需要容 許多達15天的操作。可利用其他減壓源,例如可自
Texas、San Antonio 之 KCI購得夕 ν Λ 广 解侍之V.A.C. ®療法單元,或一 ,式吸入單元。端視成形敷料枕墊32與表皮Μ之間的流體 :封之㈣度’減壓源82亦可由-可攜式機械器件(例 如一管中之一活塞)供應。 140736.doc • 16 - 201002375 在圖1之說明性實施例中,顯示減壓源82且有— ^ 電池盒 84及一罐區域86,該罐區域帶有允許對罐86内流體 u平之 視覚指示之窗 ^ 气蚬油 過濾器)可插入一減壓遞送導管或管道9〇與減壓源Μ之 間。 由減壓源82形成之減塵透過減壓遞送導管9〇遞送至減 壓介面92,該減壓介面可係一肘形埠94。在一個說明性實 施例中,肘形埠94係一可自Texas、San Ant〇ni〇之購得 之TRAC®技術埠。減壓介面92允許減壓將透過密封子系2 60遞送且實現於密封子系統60之一内部部分内。在此說明 性實施例中,埠94延伸通過包覆敷巾62且進入成形敷料枕 墊32中。 在操作中’減壓t统H)可在_外科方法後料術室中施 加於患者上或施加於別處。成形敷料枕墊32之第二表面 36(其可包含-舒適層(例如見圖16))將放置於患者表皮μ 上’其中成形敷料枕墊32放置於受損皮下組織部位2〇上且 -部分在切口 12上。敷料總成3G可針對由—康護提供者所 實施之方法中所涉及之典型應用經預定大小或同時定大 小。敷料總⑽可經定大小、成形及構形以在不同解剖應 用(例如腹部、胸腔、大腿、末端等等)中工作。 若包覆敷巾62尚未叙合(見其他說明性實施例)至成形敷 料枕塾32’則包覆敷巾62接著將放置於㈣敷料枕塾似 第一表面34上’其中—額外部分延伸超過周邊邊緣38以形 成右干敷巾I伸邛刀64。可接著用膠帶將敷巾延伸部分μ 140736.doc 17 201002375 黏住(見圖2中之172)或使用一黏合劑7〇(圖〇來在包覆敷巾 62與患者表皮14之間形成一流體密封。該流體密封僅需要 足以允許減壓系統1 〇保持一期望位置處之一減壓。若尚未 安裝減壓介面92,則接著將施加其,且減壓遞送導管9〇將 耦合於一端處。減壓遞送導管9〇之另一端接著將耦合至減 壓源82。可接著啟動減壓源82並將—減壓遞送至成形敷料 枕墊32。 隨著成形敷料枕墊32處之壓力減小,成形敷料枕墊32壓 縮並橫向收縮且形成一半剛性基板或一較不易彎基板。減 壓透過成形敷料枕墊32傳輸以使得減壓在切口 12點處施加 至患者表皮14。至少在癒合過程之早期階段且對於某些類 型=傷口,該減壓可透過切口 12傳輸並進入皮下組織2〇中 且壓力減小可直接幫助閉合缺陷(例如皮下空隙Μ)並大致 向„亥區提供穩定性。遞送至成形敷料枕墊Μ之減壓亦形成 C縮力24其同樣可提供穩定性、療法,且亦可閉合或幫 助閉合皮下空隙22。壓縮力24較佳不僅在表皮抖處。舉例 而言,壓縮力24可在皮下組織2〇或其他皮下解剖位準處施 加一力。 由於包覆敷巾62及成形敷料枕塾32在減壓的影響下橫向 收縮’且由於表皮14之壓縮力作用,因此形成淨閉合力 其可幫助保持切口 12閉合且可大致向該區提供額外穩 疋挫可增加切口 12之有效拉伸強度。閉合力26可部分地 依賴於成形敷料枕塾32與表皮14之間的摩擦以將該閉合力 傳达至表皮Η且可涉及藉助黏合㈣或在使用膠帶(圖2中 140736.doc -18- 201002375 之172)之情形下透過摩擦自敷巾延伸部分64至表皮14之力 傳輸。同時,遞送至且穿過成形敷料枕墊32之減壓幫助自 切口 1 2移除任何流出物或其他流體。在一個態樣中,減壓 糸統1 0抑制在表皮14中形成皺紋。系統1 〇可將一均勻量的 力遞送至表皮14,從而使表皮14保持處於一平滑或不具有 皺紋的構形以便於癒合。 減壓系統10可避免皮膚刺激(例如患者表皮丨4起泡),其 可因次要剪切、次要應變或其他效應引起。為此,成形敷 料枕塾3 2之末端3 3可經成形以提供一均勻徑向壓縮力分 佈。末端33係成形敷料枕墊32之外部成形部分且周邊邊緣 大致係成形敷料枕墊32之最外側部分或與患者皮膚介接之 最外侧部分。末端33可採用許多不同形狀以均勻地分佈壓 縮力或以其他方式避免應力上升。末端33之可能形狀包含 如下形狀:如圖1中所示之一斜切(成角度的、有斜面的或 錐形)表面、如圖2中所示之一弓形形狀或其他分佈該等力 的形狀。與此相反,在使用一具有一正方形邊緣之枕墊 時,在一包覆敷巾施加於該枕墊上且施加至患者表皮上時 可形成-「帳篷區」。肖「帳篷區」可貢獻於皮膚刺激, 除非採用其他步驟。成形敷料枕墊32避免「帳篷區」。該 敷料枕塾之成形邊緣或末端允許將在無一大「邊緣效應」 之情形下形成-壓縮力;亦即,不導致剪切或應力上升至 -導致皮膚刺激(例如紅斑或起泡)之位準。成形敷料枕墊 32之該成料分逐漸分佈該力以避免將該等 力施加至皮膚以避免刺激之方式—般稱為「均勾地分 140736.doc 201002375 壓縮力,但在字面意義上來說並不嚴格使用。作為皮膚刺 激之另—預防,可在成形敷料枕墊32與患者表皮14之間添 加一内層(例如見圖11中之857)或將其放置於其他位置中, 如下文進一步結合其他說明性實施例所解釋。 期望將減壓系統i 〇應用於手術室中且允許減壓系統⑺保 在4者上直至已出現足夠癒合。在這點上,期望由視 透^材料形成包覆敷巾62、成形敷料枕墊32及任何其他層 以允命康護提供者獲得關於切口 12及受損皮下組織2〇之癒 合之視覺暗示,而無須移除敷料總成30。 現參照圖2,其呈現_用於治療—患者中受損或遭破壞 或反*皮下組織之系統丨1〇之另一說明性實施例。系統丨1〇 在j多數方面類似於減壓系統10且若干部分之一相關性在 此實把例中—般係藉由以i 00給該等編號加索引來指示且 不再進一步參考其。在此特定說明性實施例中,系統110 放置於未受損傷表皮組織1 15上,亦gp,在此情形下不存 在切口 '然而’存在包含_皮下空隙122之受損皮下組織 120。無論是否存在一切口,系統110皆幫助受損皮下組織 120。 雖然顯示圖1之成形敷料枕墊32具有一梯形橫截面,但 圖2之成形敷料枕㈣2具有—形成有—具有轄射式邊緣之 部分,橫截面或具有-弓形橫截面。成形敷料枕塾132之 弓开“κ截面係卵形或橢圓形形狀。成形敷料枕墊i 32可 成开v有有雙斜面的橫載面或其他形狀。如前所述,成形 敷料枕墊132之形狀係為促進「均勻地分佈」#向壓縮力 140736.doc •20- 201002375 到達在系統no之使用期間避免皮膚刺激的程度。顯示成 形敷料枕塾132之末端ip具有一橢圓形橫截面。在圖2之 #明性實施例中’—密封裂置169在包覆敷巾M2與患者之 表皮114之間提供一流體密封,且在此情形下,係一密封 膠帶1 72。 現將進一步描述所形成之力。周圍壓力在包覆敷巾162 之第一表面161上提供一垂直力131且成形敷料枕墊132 之收縮形成一壓縮力124以提供一指向表皮114並到達皮下 位準(亦即,到達皮下組織1 18)之力。同時,可形成一橫向 力或閉合力。該閉合力透過成形敷料枕墊132轉移至表 皮。一力127係一因成形敷料枕墊132收縮及壓縮所導致之 向内收縮力。隨著成形敷料枕墊132收縮及壓縮,該閉合 力透過成形敷料枕墊132轉移至表皮114。同時,對於此說 明性貝把例而s,由於施加減壓,因此包覆敷巾j 62被牽 引至接近末端133之區中,如由箭頭所指示。由於一敷 } 巾延伸部分164緊固至表皮114,因此力128之水平分量將 向内拉表皮,如由向内閉合力129所指示。 現主要參照圖3 ’其在一曲線狀軀體部分2〇〇(例如一患 者躯幹)上顯示一用於治療組織(例如受損皮下組織22〇)之 系統21 0。一敷料總成23〇包含一成形敷料枕墊232。密封 子系統260包含一包覆敷巾262及一附裝器件270。一減壓 源(未顯示)向一減壓遞送導管29〇提供減壓,該減壓遞送導 官將該減壓遞送至一減壓介面292,該減壓介面又將該減 壓遞送至成形敷料枕墊232。由於成形敷料枕墊232在一減 140736.doc •21 - 201002375 塵的影響下壓縮,因此形成一淨徑向壓縮力224,該淨徑 向壓縮力被遞送至皮下組織220。包覆敷巾262在空隙235 周圍形成一「帳篷」區。在減壓下,包覆敷巾262被拉入 至空隙235中且藉此施加一形成一向内收縮力226之力。另 一選擇為,成形敷料枕墊232之一末端可經成形以避免該 帳篷區或該包覆敷巾可附裝至成形敷料枕墊232之該末 端。 在圖3之實施例中,成形敷料枕墊232之曲率亦幫助形成 壓縮力。成形敷料枕墊232之一第一表面234具有一比成形 敷料枕墊232之一第二面向内表面236之一表面積大的表面 積,且在減壓下,此表面積差別亦促進形成淨壓縮力 224 ° 現主要麥照圖4,其呈現—說明性系統3丨〇。系統3丨〇 一 般在大多數方面類似於圖3之系統21〇且類似部分係藉由以 1 00給圖3之參考編號加索引來指示且不再對其進行進一步 敍述。系統310顯示一圓周敷料總成33〇,其在此說明性實 施例中在-軀幹之一圓周周圍完全延伸。在施加減壓期間 形成圓周力且其與系統310組合以形成淨徑向壓縮力324。 壓縮力324可相對高於-扁平或局部軀幹應用,此乃因不 卸載到達敷巾且到達表皮之力。 現主要參照圖5及6,其呈現一敷料總成43〇之另一說明 性實施例。敷料總成430具有一帶有—第—表面434及一第 二面向内(面向皮膚或面向患者)表面436之成形敷料枕墊 432。在此說明性實施例中,成形敷料枕塾奶已形成有一 140736.doc -22- 201002375 傾斜末端4 3 3 ’且特定而έ在兩個正交平面(例如正交平面 440及442)中具有一梯形橫截面。圖6中顯示沿敷料總成 43 0之一個此平面之一橫截面。成形敷料枕塾μ 2之周邊邊 緣438在一垂直(對於所示定向而言)或法向參考線444與一 表面延伸線(橫截面中)446之間形成有一角度阿爾法(α)。 該角度阿爾法(α)通常將在3度與95度之間,且更通常在2〇 與65度之間,且更通常仍約45度。 一包覆敷巾462放置於成形敷料枕墊432上。包覆敷巾 462延伸超過一周邊邊緣43 8以形成若干敷巾延伸部分 464 ’該等敷巾延伸部分各自具有一第一側466及一第二面 向内表面468。包覆敷巾462可使用許多器件或技術中之任 一者(例如藉助如先前所述之黏合劑及結合)耦合。在此說 明性實施例中,包覆敷巾462藉由一結合45〇耦合至周邊邊 緣438之一外部439。包覆敷巾462亦可耦合至成形敷料枕 墊432之第一表面434之一外表面435。在此說明性實施例 中,包覆敷巾462可至少部分地搞合至成形敷料枕墊432之 除面向患者之表面外之大致所有外表面。在包覆敷巾462 耦合至成形敷料枕墊432之除該面向内表面外之大致所有 外表面時,周邊邊緣438可經成形以具有直角且仍避免皮 膚刺激,此乃因不可形成「帳篷區」。否則,邊緣州不 以一直角成形。另一選擇為,可添加一層以幫助最小化皮 膚刺激。 如圖5中所示,可使用一減壓遞送導管49〇(其係一減壓 子系統之一部分)來將減壓供應至一減壓介面492,該減壓 140736.doc -23- 201002375 介面將減壓遞送至成形敷料枕墊432中。減壓介面492可係 一埠494或直接施加至枕墊432或其他器件中。 現主要參照圖7,其呈現一敷料總成530之另一說明性實 施例。敷料總成530具有一經形成以具有一矩形橫截面之 «敷料枕塾532。在此情形下,—包覆敷巾⑹例如藉由 藉助結合550結合而耦合至一周邊邊緣538之一外表面兄9 且耦合至成形敷料枕墊532之一第一表面534。結合55〇可 促進徑向壓縮力更均勻地施加至患者’即使成形敷料枕墊 532成形為直角。雖然該耦合顯示為完全沿周邊邊緣538之 外邛539且在第一表面534之一外表面535上,但所耦合部 分可係局部或藉助圖釘達成。 現主要參照圖8,其呈現一敷料總成630之另一說明性實 她例敷料總成630具有一經形成以具有一弓形橫截面之 成形敷料枕墊632 ’其在此情形下係一橢圓形或卵形橫截 面士此周邊邊緣63 8具有一輻射或曲線狀形狀。包覆 敷巾662可藉助結合650耦合於周邊邊緣638之一外表面639 上且耦合於成形敷料枕墊632之一第一表面634之一外表面 635上。該橢圓橫截面可存在於兩個不同正交平面中。 現主要參照圖9,其參照-第-轴674、-第二軸676及 第—軸678壬現一醫療枕墊材料635之一說明性實施例。 %療枕墊材料635可用於該等先前所述成形敷料枕墊中之 任一者。雖然在許多應用中,醫療枕墊材料635可係各向 同性’但在其他應用中,期望具有-像醫療枕塾材料635 一樣的各向異性材料。 140736.doc -24- 201002375 乂向異性一般係方向相依性質,如與各向同性相反,其 ^在所有方向上同性。舉例而言,若期望產生—對抗施 、=患者外部之重力之較強力,則可使用各向異性材料 :使得在沿第一軸674形成淨圓周力日寺,沿垂直軸形成一 較大移動-在此情形下,對於所示定向而言,第三轴 678。在再其他情形下,亦期望沿第二軸676之方向具有- 不同效能。該各向異性材料可藉由在一第一方向上添加若 干細絲而形成。号r久^ s i
、 戍4各向異性材料亦可藉由黏製(熱壓縮)該 ㈣以產生若干不同密度線而形成。該各向異性材料亦可 藉由使用纟-既定方向上賦予強度之黏合劑而形成。 現主要麥照圖10,其顯示一用於治療組織(例如受損皮 下組織)之系統710之一說明性實施例之一部分。系統71〇 二成形敷料枕墊735、一密封子系統760及一僅顯示其 一部分之減壓子系統78〇。成形敷料枕墊735可係一敷料總 成:30之一部分,該敷料總成包含-具有-第一表面743及 一第二面向内表面745之透氣乾燥層741。敷料總成730亦 可包含一不透氣層747,該不透氣層具有一第一表面749及 一第二面向内表面751。密封子系統76〇包含類似於先前所 討論實施例之一包覆敷巾762及一附裝器件77〇。 對各種層741、732、747而言,許多材料可行。透氣乾 燥層741可(例如)由一允許流體流入至成形敷料枕墊735中 之親水不織布材料形成。透氣乾燥層可係一幫助避免 皮膚刺激或以其他方式增強舒適感之舒適層。成形敷料枕 墊73 5可係由一可儲存相對大量的流體之相對薄吸收劑結 140736.doc -25- 201002375 構或材料形成。舉例而言,成形敷料枕墊735可係由一常 常稱為「水凝膠」、「高吸收劑」或「親水膠體」類型之 超吸收聚合物(SAP)形成。成形敷料枕墊735亦可係由先前 所述歧管材料中之任一者形成。不透氣層747可係由許多 不同材料形成,例如,一將阻止流體洩漏之聚乙烯膜。可 添加右干額外基板。各種層741、732、747可藉助黏合劑 (例如熱熔性黏合劑)密封或與其組合或使用任一技術或 器件熱結合或耦合。 在操作中,由於將流體添加至成形敷料枕墊5,因此 成形敷料枕墊735變得更具剛性(較不易彎),且在減壓下, 此導致—增加之徑向壓縮力,例如圖1中之徑向力24。該 =可呈來自傷σ之流出物《其他流體形4或可係一所供 :流體’例如一意欲透過—第二埠、第二管腔或藉由透過 注入埠中之敷料總成注入而添加之生理鹽水。在此意義 ^天成形敷料枕墊735可視為一液體控制型枕墊,此乃因 可添加額外液體亦使成形敷料枕墊735更具剛性(較不易彎) 且產生—較大力。 ^圖1 〇,其藉由描述其他可能元件來呈現敷料總 之替代說明性實施例。在此說明性實施例中,該 塑*包含兩個構件:一第一 體形成.及贫 塾層1其係由—親水發 ,及—苐二枕墊層732,其係由一疏水發泡體 、 覆敷巾762接著放置於第二枕墊層732之—第一异 (對於所乂 材料層。、向而言,頂表面)上。亦可添加若干其他各 140736.doc -26- 201002375 現主要參照圖1 1,其呈現一供與一用於治療組織(例 如’受損皮下組織)之系統配合使用之敷料總成830之一說 明性實施例。敷料總成830包含一成形敷料枕墊832及一包 覆敷巾862,其一般類似於本文中其他實施例中所呈現之 彼等構件。一密封子系統830包含延伸超過成形敷料枕墊 832以形成若干敷巾延伸部分864之包覆敷巾862,該等敷 巾延伸部分具有一第一表面866及一第二面向内側868。可 使用一密封裝置869來在敷巾延伸部分864與患者表皮814 之間提供一密封。在此說明性實施例中,密封裝置869係 一黏合劑867,其放置於面向患者之表面上。黏合劑867可 最初以覆蓋物或可釋放襯背覆蓋,該覆蓋物或可釋放襯 背可在敷料總成830施加至患者表皮814之前剝離。敷料總 成83〇顯示添加一内層853,該内層具有一第一表面855及 一第二面向内表面857。内層853形成有一治療區孔口 859 ° 内層853可幫助減小或消除可在成形敷料枕墊832與患者 表皮814之間產生之皮膚刺激。内層853可係一丙烯酸敷巾 材料(例如Avery牌丙烯酸敷巾、一 Scapa牌聚梦氧敷巾) 或另一適宜材料。内層853放置於成形敷料枕墊832之第二 表面836之周長周圍,其中成形敷料枕塾咖將以其他方 式與患者皮膚介接。内層及包覆敷巾862囊封成形敷料 枕墊832 ’除治療區孔口㈣外。一黏合劑可施加於内層 853之第二表面857上以促進—其中成形敷料枕墊與表 皮之互動結束且包覆敷巾862與表皮之互動開始之區上之 140736.doc -27· 201002375 一夾板效應。此配置可幫助防止在施加減壓時因剪切應力 及應變之咼度集中而引起之起泡,此乃因據信該黏合劑幫 助阻止表皮卷起或起球且形成一壓力點或壓力上升。 現主要參照圖丨2,其按一分解圊顯示一敷料總成93〇之 一說明性實施例。敷料總成930具有一成形敷料枕墊932、 一内層95 3及一包覆敷巾962。内層953具有一第一表面 %5、一第二面向内表面957且形成有一治療區孔口 。 成形敷料枕墊932係一具有一傾斜表面之成形敷料枕墊 932(周邊邊緣938與一垂直軸形成有一角度)之一實例,且 因此在此情形下,在至少兩個正交平面中形成一梯形橫截 面。成形敷料枕墊932具有一第一表面934及一第二面向内 表面936。包覆敷巾962具有一第一表面966及一第二面向 内表面968。 可以許多方式使用内層953以決潛在皮膚刺激問題。在 一個說明性實施例中,成形敷料枕墊932之第二表面936耦 合至内層953之第一表面955。在另一說明性實施例中,在 成形敷料枕墊932與内層953之間不使用黏合劑或其他附裝 器件以允許成形敷料枕墊932與内層953之間的相對移動。 類似地,包覆敷巾962之第二表面968可耦合至成形敷料枕 墊932之第—表面934。在一替代實施例中,在表面gw與 968之間不存在附裝器件。 再一說明性實施例涉及將成形敷料枕墊932之所有外表 面耦合至包覆敷巾962,除成形敷料枕墊932之第二面向内 表面3 6外。可使用一黏合劑或其他附裝器件來將内層9 $ 3 140736.doc •28- 201002375 之第一表面955耦合至成形敷料枕墊932之第二表面936。 不在第二表面957上投與黏合劑或附裝器件且因此可減小 皮膚刺激’此乃因允許953之相對的摩擦表面相對於皮膚 滑動。另一選擇為’可在内層953之第二表面957上施加一 黏合劑或其他附裝器件以將内層953固持至表皮,但不在 成形敷料枕墊932與内層953之間以允許成形敷料枕墊932 與内層953之間的較低摩擦移動。 在此說明性實施例之又一替代形式中,可在成形敷料枕 塾93 2之第二表面93 6與内層95 3之第一表面95 5及内部95 3 之第二表面957與患者表皮之間施加一黏合劑或其他黏合 劑器件。藉助此替代形式,在其中成形敷料枕墊932與表 皮之互動結束且内層953與表皮之互動開始之區中達成一 夾板效應。此配置幫助防止在施加減壓時因放置於彼位置 處之剪切應力及應變之高度集中而引起之起泡。據信,該 黏合劑或附裝器件防止表皮卷起或起球且形成一壓力點或 壓力上升。内層953構形可用於該等所呈現之說明性實施 例中之任一者以及其他說明性實施例上。 現主要參照圖1 3及14,其呈現一敷料總成丨〇3〇之一說明 性實施例。敷料總成1030具有一帶有一第一表面1〇34及一 第一表面1036之成形敷料枕墊i032。在此說明性實施例 中’成形敷料枕墊1032之一末端1〇33成角度。提供一具有 弟一表面1055及一第二面向内表面1〇57之内層1053,但 在此情形下,第二表面1 〇57®比鄰於成形敷料枕墊1 〇32之周 邊邊緣1038放置。内層1〇53形成有一中心孔口 1059。内層 140736.doc -29- 201002375 1053及成形敷料枕墊1〇32之一部分覆蓋有一包覆敷巾 1〇62。可在内層1053之第一表面1〇55與包覆敷巾1〇61之第 二表面1063之間或在内部敷巾1〇53之第二表面1〇57與成形 敷料枕墊1032之第一表面1034之間使用黏合劑或另一附裝 器件。 、 現主要參照圖15_16,其呈現一用於治療一線性傷口、 區傷口、其他傷口或皮膚移植傷口之系統1110之一部分。 在圖15中按一預部署狀態呈現系統11 10之該部分。 系統1110包含一敷料總成1130,該敷料總成包含一成形 敷料枕墊1132。成形敷料枕墊1132具有一第一側1134及一 第二面向内側1136。成形敷料枕墊1132可係由如先前關於 其他實施例所討論之任一醫療枕墊材料形成。一舒適層 、有第側1 1 72及一第二面向内側1 1 74)可(例 如)错助-熱結合1176或任—其他技術耗合至成形敷料枕 墊1 1 3 2之第二側1 1 3 6。 舒適層1 1 7G可係任—幫助防止皮膚刺激及不舒適感同時 允許流體透過舒適層lm傳輸之材料。作為一非限制性實 J可使用,、方織、彈性材料或一聚酯編織織物基板。作 為另一非限制性實例’可使用-來自South Carolina、 sPartanburg之MillikenChemic^interDryTM織物材料。舒 適層⑽可包含抗菌物質’例如銀。可使該舒適層像圖 之透氣乾燥層741 —樣。 在一個實施例中, 凹口 1178。在如圖所 成形數料枕墊H32可包含複數個撓性 不成形敷料枕墊〗132 t,撓性凹口 140736.doc -30- 201002375
11 78可係橫向凹口或橫向切口,且另外或另一選擇為,換 性凹口 1178可係一個或多個縱向凹口或縱向切口或其他切 口。可使用一鋸(或有凹口的刀片)、一熱刀或其他器件製 成該等切口。撓性凹口 1178增強成形敷料枕墊1132之撓 性。在敷料總成1130施加於一患者關節或其他移動區上 時,經增強之撓性可尤其有用。舉例而言,若成形敷料枕 墊1132用於一膝蓋上,則成形敷料枕墊丨132可需要撓曲或 延伸多達1〇〇 %或更多,且撓性凹口 1178或若干脊幫助提 供所期望撓性。另外,可添加複數個摺疊丨〗73以促進移 動,如下文進一步所述。 在一個說明性實施例中,如下製造成形敷料枕墊1132。 一 Granufoam®材料塊(例如’丨2κ^χ1 乂米叫」米塊)經切 割以具有一 19 mm高度,且使用一鋸來形成若干橫向凹槽 或橫向撓性凹口 1178。接著,將一乾燥層(其可係舒適層 1170)層壓至第二或底部表面上。接著,使用沖模切割來 切割戎該發泡體塊從而形成若干個別成形敷料枕墊丨丨32。 一禮封子系統11 60在敷料總成丨〗3〇及患者表皮之至少一 部分上提供一流體密封。密封子系統116〇包含一包覆敷巾 1162’該包覆敷巾可形成有_第_包覆敷巾部分ιΐ63及一 第二包覆敷巾部分1165。第—包覆敷巾部分延伸於成 形敷料枕塾U32之第-側1134上且進一步延伸以形成一敷 巾輪緣或敷巾延伸部分1164 ’該敷巾延伸部分具有一第一 側1166及一第二面向内側(未明確顯示)。一孔口丨i8i形成 於第一包覆敷巾1163之—部分上。孔口·制於允許與 140736.doc -31 · 201002375 一減壓介面(例如’圖1中之減壓介面92)之流體連通。 敷巾延伸部分1164之第二面向内側放置於第二包覆敷巾 部分1165之-第-魏7上,且例如藉助-黏合劑:: 或例如先前所述之彼等其他耗合技術或器件輕合。第 -敷巾部分U63可包含複數個摺疊1173或波紋管。摺疊 1173視需要允㈣—敷巾部分⑽擴張。舉例而言,若敷 料總成U30用於—關節上,則在該關節撓曲時,敷巾部分 1163使用摺疊1173延伸。可自摺疊ιΐ73釋放額外敷巾材: 以促進移動。第二敷巾部分⑽之第二面向内侧可在一部 刀上有自合劑且可具有—治療區孔口(藉由見圖口中 之類似治療區孔口 1271)。摺疊1173亦可形成為若干脊, 該等脊在橫截面中將看起來像在伸長時變平且藉此提供額 外材料之手風琴狀脊。 一個或多個釋放構件11 8 2可以可釋放方式耦合至第二敷 巾部分1165之第—側1167。在圖15之說明性實施例中顯示 四個釋放構件1182。釋放構件1182提供勁度且在敷料總成 ⑽之部署期間提供幫助。釋放構件“Μ通常係固持於第 -敷巾部分1165之第—側1167上之洗鑄紙或—膜。 現主要參照圖1 7,其呈現-用於治療組織(例如皮下組 織)’線性傷口、區傷口或其他傷口或皮膚移植傷口之 糸統1210之-部分之—分解透視圖。按—預部署狀態且按 一分解圖顯示圖17中所呈現之系統1210之該部分。系統 1210在大多數方面類似於圖i5_i6之系統η",且為指示 對應部分’該等參考編號已由1⑻加索引且不再對其進行 140736.doc -32- 201002375 進一步敍述。系統1210包含一敷料總成1230,該敷料總成 包含一成形敷料枕墊1232。成形敷料枕墊1232與成形敷料 枕墊1132相同,但撓性凹口 1278係橫向凹口及縱向凹口兩 者。 成形敷料枕墊1232之第一側1234由一包覆敷巾1262覆 盍’該包覆敷巾可包含一第一敷巾部分1263及一第二敷巾 部分1265。第一敷巾部分1263包含若干摺疊以乃及一孔口 12 8 1。苐_敷巾部分12 6 5形成有一治療區孔口 12 71,該治 療區孔口為成形敷料枕墊1232(或一舒適層)之至少一部分 提供一開口以直接在一患者表皮或治療部位上。第二敷巾 部分1265具有一第一側1267且使一黏合劑1283施加於第一 側1267之一部分上。黏合劑1283主要在製造期間使用以在 裝配期間將成形敷料枕墊1232固持在第二敷巾部分1265上 且亦用於幫助在使用期間固持成形敷料枕塾1232。在將成 形敷料枕塾1232施加於黏合劑1283上之前,黏合劑⑽由 一中心可釋放構件1284覆蓋。第—側㈣上黏合劑⑽之 外側係在部署期Μ Μ覆敷巾⑶2提供勁度之可釋放構件 1282。 外第一敷巾部分1265之第二面向内側(未明確顯*,但係 第側1267之相對側)可覆蓋有—黏合劑。在預部署狀態 中’此黏合劑係、由—底部釋放構件1286及—側釋: 1287覆蓋。 裝配I统1210之該部分即類似圖15之系統之 該部分。使用及設計可變化,但在—個說明性實施例中, 140736.doc -33- 201002375 可如將描述部署系統mo之該部分。移除底部釋放襯塾 1286且將第二敷巾部分1265之第_ 弟—面向内側上之所曝露黏 δ劑放置於患者表皮於-端開始之—部分上且可放置於一 線性傷口上。在平滑地施加第二敷巾部分咖後,移除側 釋放構件1287。移除包覆敷巾1262之第一側咖上之釋放 構件U82。-減麼介面搞合至第—包覆敷巾部分咖中之 孔口 i 2 8 2。中心釋放構件】2 8 4已在製造期間移除。 關於製造該等上述系統及組件,已呈現該等組件及兑姆 在將-包覆敷巾施加且輕合至—成形敷料枕塾之第一 =中了=用擠壓來移除任何可能另外產生或保持之 皴紋。可使用沖模切宝_ 成形敷料總叙醫療枕龍料H。V缸具料來切割該 性實施例,—用於治療-組織部位之減壓 ;乂 件’該導引力構件具有-當置於減舞 緣、-傾斜或成角度的邊緣、或:!敷曲線狀邊 至該邊緣之邊緣。該導引力構件可开成;巾=部分黏附 一流體之複數個通道之發泡體構# 2為—具有用於傳輪 知/S體構件。該減壓系絲谁一牛a 含用於在該導引力構件之至少—部分及—纟少匕 -流體密封之敷巾。該系統亦可具有:*皮上提供 合-減Μ源及該導引力構件纟W體方式輕 施例中,該導引力構件係一呈有:。在一個說明性實 件。在減壓由該減邊緣之發泡體構 該減壓致使該導引力構件施 :。"… 孩力可包含一患者表 140736.doc •34- 201002375 皮或其他可穿透大於1毫米、大於2毫米、大於3毫米、大 於4毫米、大於5¾米、大於7毫米且甚至更深之組織上之 一垂直力。該垂直力可幫助靠近死空間及空隙。該力可係 一閉合力或包含一閉合力。 根據另一忒明性實施例,一減壓力產生敷料總成包含一 導引力構件,當置於減壓下時,該導引力構件具有一用於 均勻地分佈一力之傾斜邊緣。該導引力構件具有一頂側及 一底側。該導引力構件係由一醫療枕墊材料形成,其具有 複數個通道。該等流動通道可互連,例如,一發泡體。該 敷料總成可進一步包含一用於在該導引力構件之至少一部 分及一患者表皮上提供一流體密封之敷巾。該導引力構件 可具有-成角度的末端。另—選擇為,該導引力構件可具 有-弓形末端。該敷料總成亦可具有—搞合至該導引力構 件之底側之舒適層。該舒適層可係一耦合至該導引力構件 之底側之透氣乾燥層或任一其他幫助避免皮膚泡軟或任一 類型之皮膚刺激之材料。 根據另說明性實施例,一種治療一患者上一受損皮下 組織之方法包含將-成形敷料枕墊定位於該受損皮下組織 上。,該成形敷料枕塾具有—傾斜末端且係由—醫療枕塾材 料v成,亥方法進一步包含將一包覆敷巾部署於該成形敷 料枕墊及该患者表皮之一部分上以提供一流體密封且提供 減堅源δ玄方法亦包含將—減壓介面搞合至該敷巾且將 -減壓遞送導管以流體方式輕合至該減壓源且搞合至該減 麼"面。邊方法亦涉及啟動該減塵源以向該成形敷料枕塾 140736.doc -35- 201002375 提供減壓從而形成一壓縮 於一由丁, t 刀及一閉合力。該壓縮力可實現 、織或其他皮下解剖部位處。 雖然已在某些說明性、 s ^ vs 非限制性貫施例之背景中揭示了 本發月及其優點,但鹿理缺 里解,可作出各種改變 '替代、變 而不背離由隨附申請專利範圍界定之本發明之 =將瞭解’結合任-個實施例所述之任-特徵亦可適 用於任一其他實施例。 【圖式簡單說明】 可藉由在結合隨_式時參照以上實施方式而獲得對本 考X明之一更全面理解,其中: 圖1係切口上及党損皮下組織上所示之一減壓外科傷 口治療系統之—說明性實施例之-示意性透視圖; 、圖2係未又知傷皮膚上及—受損皮下組織區上所示之一 減壓外科傷口治療系統之—說明性實施例之一部分之一示 忍性橫截面; 圖係S•,頁示署;^ 一患者之一躺幹上之一減壓外科傷口 治療系統之—說明性實施例之—部分之-示意性橫載面; 圖4係顯不部署於一患者之一軀幹上之一減壓外科傷口 治療系統之一說明性實施例之—部分之一示意性橫截面; 圖5係一敷料總成之一說明性實施例之一示意性透視 圖; 圖6係圖5之敷料總成之說明性實施例之一示意性橫截 面; 圖7係另一敷料總成之一說明性實施例之一示意性橫截 140736.doc -36- 201002375 面; 圖8係另一敷料總成之一說明性實施例之一示意性橫截 面; 圖9係一敷料總成之一說明性實施例之一部分之一示意 性透視圖; 圖10係一敷料總成之一說明性實施例之一示意性橫截 面; 圖11係一敷料總成之一說明性實施例之一示意性橫截 f ' ' 面; 圖12係一敷料總成之一說明性實施例之一分解示意性透 視圖, 圖13係一敷料總成之一說明性實施例之一示意性橫截 面; 圖14係一敷料總成之一說明性實施例之一分解示意性透 視圖; /圖1 5係一敷料總成之一說明性實施例之一示意性透視 ϋ 圖, 圖16係圖15之敷料總成之一部分之一橫截面圖;及 '圖1 7係一敷料總成之一說明性實施例之一分解示意性透 . 視圖。 【主要元件符號說明】 10 減壓系統 12 切口 13 縫合線 140736.doc -37· 201002375 14 表皮 16 真皮 18 皮下組織 20 皮下組織部位 22 皮下空隙 24 壓縮力 26 淨閉合力 30 敷料總成 32 成形敷料枕塾 34 第一表面 36 第二表面 38 周邊邊緣 60 密封子系統 62 包覆敷巾 64 敷巾延伸部分 66 第一表面 68 第二面向組織表面 69 密封裝置 70 黏合劑 80 減壓子系統 82 減壓源 84 電池盒 86 罐 88 窗 140736.doc -38- 201002375 90 減壓遞送導管或管道 92 減壓介面 94 埠 110 糸統 114 表皮 115 未受損傷表皮組織 118 皮下組織 120 受損皮下組織 122 皮下空隙 124 壓縮力 127 力 128 力 129 向内閉合力 131 垂直力 132 成形敷料枕塾 133 末端 161 第一表面 162 包覆敷巾 164 敷巾延伸部分 169 密封裝置 172 密封膠帶 200 曲線狀軀體部分 210 系統 220 受損皮下組織 140736.doc -39- 201002375 224 淨徑向壓縮力 226 向内收縮力 230 敷料總成 232 成形敷料枕塾 234 第一表面 235 空隙 236 第二面向内表面 260 密封子系統 262 包覆敷巾 270 附裝器件 290 減壓遞送導管 292 減壓介面 310 說明性系統 324 淨徑向壓縮力 330 圓周敷料總成 430 敷料總成 432 成形敷料枕塾 433 傾斜末端 434 第一表面 435 外表面 436 第二面向内表面 438 周邊邊緣 439 外部 440 正交平面 140736.doc -40- 201002375 442 正交平面 450 結合 462 包覆敷巾 462 包覆敷巾 464 敷巾延伸部分 464 敷巾延伸部分 466 第一側 468 第二面向内表面 490 減壓遞送導管 492 減壓介面 494 埠 530 敷料總成 532 成形敷料枕塾 534 第一表面 535 外表面 538 周邊邊緣 539 外部 550 結合 562 包覆敷巾 630 敷料總成 632 成形敷料枕塾 634 第一表面 635 外表面 638 周邊邊緣 140736.doc -41 - 201002375 639 外表面 650 結合 662 包覆敷巾 710 系統 730 敷料總成 732 層 735 成形敷料枕塾 741 層 743 第一表面 745 第二面向内表面 747 層 749 第一表面 751 第二面向内表面 760 密封子系統 762 包覆敷巾 770 附裝器件 780 減壓子系統 814 患者表皮 830 敷料總成 832 成形敷料枕墊 836 第二表面 853 内層 855 第一表面 857 第二面向内表面 140736.doc .42· 201002375 859 治療 區 孔 σ 862 包覆 敷 中 864 敷巾 延伸 部 分 866 第一 表 面 867 黏合 劑 868 第二 面 向 内 側 869 密封 裝 置 930 敷料 總 成 932 成形敷料枕墊 934 第一 表 面 936 第二 面 向 内 表 面 938 第二 面 向 内 表 面 953 内層 955 第一 表 面 957 第二 面 向 内 表 面 959 治療 區 孔 口 962 包覆 敷 中 966 第一 表 面 968 第二 面 向 内 表 面 1030 敷料 總 成 1032 成形 敷 料枕塾 1033 末端 1034 第一 表 面 1036 第二 表 面 140736.doc •43 201002375 1038 周邊邊緣 1053 内層 1055 第一表面 1057 第二表面 1059 中心孑L 口 1061 包覆敷巾 1062 包覆敷巾 1063 第二表面 1110 系統 1130 敷料總成 1132 成形敷料枕塾 1134 第一側 1136 第二面向内側 1160 密封子系統 1162 包覆敷巾 1163 第一包覆敷巾 1164 敷巾延伸部分 1165 第二敷巾部分 1166 第一側 1167 第一側 1169 結合 1170 舒適層 1172 第一側 1173 摺疊 140736.doc -44 - 201002375 1174 第二面向内側 1176 熱結合 1178 撓性凹口 1181 孔口 1182 釋放構件 1210 系統 1230 敷料總成 1232 成形敷料枕塾 1234 第一側 1262 包覆敷巾 1263 第一敷巾部分 1265 第二敷巾部分 1267 第一側 1271 治療區孔口 1273 摺疊 1278 撓性凹口 1281 孔口 1282 可釋放構件 1283 黏合劑 1284 中心可釋放構件 1286 底部釋放構件 1287 側釋放構件 140736.doc -45-
Claims (1)
- 201002375 七、申請專利範圍: 1.一種供與一減壓治療系絲醉人像乐、此配σ使用之敷料總成 總成包括: 表面、一第二面向内 一成形敷料枕墊,其具有—第 表面; 一愧种不端,其形成該成形敷料枕墊之一部分; 其中該成形敷料枕墊係由一醫療杬塾材料形成 形敷料枕墊用於放置於患者表皮上; '-成 其中該醫療枕势材料具有大於2〇kg/m3之—密产及 佈 =當在-減壓下時,該成形敷料枕塾具有二’:分 ‘引力之特性 2·如請求们之敷料總成,其中該末端之該傾斜表面與 法 法向參考構成-角度阿爾法⑷,且其中該角度阿爾 (〇0大於五度(α>5度)。 3.如明求項1之敷料總成,其中該末端之該傾斜表面與—法向參考構成-角度阿爾法⑷’且其中該角度阿爾法 (α)大於十度(α>ΐ〇度)。 如叫求項1之敷料總成,其中該末端之該傾斜表面與一 D二考構成一角度阿爾法(α),且其中該角度阿爾法 ()係在10度與70度之間之一範圍中(70°>α>10ο)。 5 °月'、1之敷料總成’其中該末端之該傾斜表面與一 '会向參考構成—角度阿爾法(α),且其中該角度阿爾法 (α)係在25度與65度之間之一範圍中(65〇>α>25〇)。 6· 如請求jg ’之敷料總成,其進一步包括設置於該成形敷 140736.doc 201002375 料枕塾之兮·楚 主丈t °亥弟一表面上之一包覆敷巾。 7 · 士 D月求項1之敷料總成,其進一步包括: 包覆數巾’其設置於該成形敷料枕塾之該第—表面 上;及 :敷巾密封裝置’其耦合至該包覆敷巾以將 巾密封至-患者表皮。 8.如明求項1之敷料總成,其進一步包括: ^覆敷巾’其設置於該成形敷料枕塾之該第—表面 上,及 :中。亥包覆敷巾材料耦合至該成形敷料枕墊之該第一 表面。 9 士月托項1之敷料總成,其進一步包括: 上及/巾其3又置於遠成形敷料枕墊之該第一表面 八x匕覆數巾包括一各向異性材料。 1 〇 ·如請求項1夕南 料總成,其中該成形敷料枕墊進一步包 括形成於該數料枕 ^ 口。 枕堃之。亥第一表面上之複數個撓性凹 1 1 ·如請求項1之數 料枕塾之〜成、進—步包括設置於該成形敷 料枕—表面上之—包覆敷巾;且其中該成形敷 , γ包括形成於該敷料枕墊之該第一表面上< 複數個撓性凹口。 乐衣囟上之 12 ·如請求項1夕私,, 六 、 ;斗總成,其中該成形末端包括在兩個正 ^ 具有—梯形橫截面之一構件。 140736.doc 201002375 月求項1之敷料總成,其中該成形末端包括在兩個正 父平面中具有—弓形橫截面之一構件。 14.如吻求項1之敷料總成,其中該成形末端包括在兩個正 父平面中具有—橢圓橫截面之一構件。 15·如請求項1之敷料總成, ' ^成开ν末端包括在兩個正交平面中具有一弓形橫 截面之一構件; 八 步包括設置於該成形敷料枕墊之一包覆敷巾;及 中》亥包覆敷巾至少部分地耦合至該成形敷料枕墊 除該第二面向内表面外之所有外表面。 16.如請求項丨之敷料總成’ :中该成形末端包括在兩個正交平面中 載面之一構件; 饰办杈 其進-步包括設置於該成形敷料枕塾之該 之一包覆敷巾;及 币表面上 其中該包覆敷巾至少部分地耦 一外表面。 亥成形敷料枕塾之 包括一各 包括一各 該成形敷 Η :二ί項1之敷料總成,其中該醫療枕墊 向同性材料。 18,:=項1之敷料總成,其中該醫療枕塾 向異性材料。 19.=二之敷料總成’其進-步_ 5亥第二面向内表面之一舒適層。 140736.doc 201002375 20. 21. 22. 23. 24. 25. 如請求項1之敷料總成,其進一步包括設置於該成形敷 料枕墊之該第一表面上之一包覆敷巾,且其中該成形敷 料枕墊之該第一表面之至少一部分麵合至該包覆敷巾之 一部分。 如咕求項1之敷料總成,其中該成形敷料枕塾包括: 一第一枕墊層,其由—親水發泡體形成且具有一第一 表面及—第二面向内表面; 一第二枕墊層’其由—疏水發泡體形成且具有一第一 表面及第二面向内表面;及 其中該第一枕墊層之該第一表面與該第二枕墊層之該 第二表面1B比鄰設置。 如叫求項1之敷料總成’其中該成形敷料枕墊包括: 一第一枕墊層,其由—親水發泡體形成且具有一第一 表面及一第二面向内表面,該親水發泡體之該第二面向 内表面用於放置於該患者表皮上; 一第二枕墊層,其由—疏水發泡體形成且具有一第一 表面及第二面向内表面;及 々八中3亥第一枕墊層之該第一表面與該第二枕墊層之該 第二面向内表面毗鄰設置。 如請求項1之敷料總成’其中該成形敷料枕墊包括具有 大於25.6 kg/m3之一密度之一網狀發泡體。 如請求項1之敷料總成,其中該成形敷料枕墊包括具有 大於32.0 kg/m3之一密度之一網狀發泡體。 如吻求項1之敷料總成,其中該成形敷料枕墊包括具有 140736.doc 201002375 ;8〇·〇 kg/m3之一密度之一網狀發泡體。 26·如請灰& 一卢項之敷料總成,其中該成形敷料枕墊包括一具 & =度之網狀發泡體,該密度小於一表皮組織密度。 长項1之敷料總成,其進一步包括:一内層,其具 ^第表面及一第二面向内表面,且其中該内層之該 * 面至少部分地耗合至該成形敷料枕墊之該第二表 面之一部分。 如明求項1之敷料總成,其進一步包括: 一包覆敷巾; 複數個繞性凹口,其形成於該敷料枕墊之該第一表面 上;及 /、中該末端之該傾斜表面與一法向參考構成一角度阿 爾矢(以),且其中該角度阿爾法(〇〇係在25度與65度之間 之範圍中(65。>〇1>25。)。 29·如請求項1之敷料總成,其進一步包括: 一包覆敷巾; 複數個撓性凹口,其形成於該敷料枕墊之該第一表面 上; 内層,其具有一第一表面及一第二面向内表面,且 其中°亥内層之該第一表面至少部分地耦合至該成形敷料 枕塾之該第二表面之一部分;及 其中該末端之該傾斜表面與一法向參考構成一角度阿 爾法(α) ’且其中該角度阿爾法(〇〇係在25度與65度之間 之一範圍中(65°>α>250)。 140736.doc 201002375 30·種供與〉減塵治療系統配合使用之敷料總成,該敷料 總成包括: 成开v敷料枕墊,其具有一傾斜末端且具有一第一表 面及一第二面向内表面; i覆敷巾,其叹置於該成形敷料枕塾之該第一表面 上且耦合至該成形敷料枕墊之該第一表面之至少一部 分,且其中該包覆敷巾延伸超過該成形敷料枕墊以形成 一敷巾延伸部分,該敷巾延伸部分具有—第一側及一第 二面向内側;及 一黏合劑周長條帶,其耦合至該敷巾延伸部分之第二 側且可操作以在一患者與該包覆敷巾之間提供一密封。 31.如請求項30之敷料總成,其中該成形敷料枕墊包括一醫 療枕墊材料且其中該醫療枕墊材料係一各向同性材料。 32_如請求項30之敷料總成,其中該成形敷料枕墊包括—醫 療枕墊材料且其中該醫療枕墊材料係—各向異性材料西 33.如請求項30之敷料總成,其中該成形敷料枕墊包括經成 形以在兩個正交平面中具有一梯形橫截面之一醫療枕墊 材料。 、 經成 兩個 34.如請求項30之敷料總成,其中該成形敷料枕墊包括 形以具有一末端之一醫療枕墊材料,該末端帶有在 正交平面中形成一弓形部分之一橫截面。 35.如請求項30之敷料總成,其中該成形敷料枕墊包括經成 形以在兩個正交平面中具有一橢圓橫截面之一醫療枕墊 材料。 140736.doc -6- 201002375 3 6 · —種製造一供與一減壓治療系統配合使用之成形敷料枕 墊之方法,該方法包括如下步驟: 提供一醫療枕墊材料; 形成一具有一第一表面及一第二面向内表面之成形敷 料枕墊,其中該成形敷料枕墊係由該醫療枕墊材料形 成; 其中該成形敷料枕墊可操作以分佈減壓且均勻地分佈 一徑向壓縮力;及 其中該形成一成形敷料枕墊之步驟包括使該成形敷料 枕塾形成有一傾斜末端。 3 7.如請求項36之製造一成形敷料枕墊之方法,其中該成形 敷料枕墊具有帶有大於5度之一角度之一傾斜末端。 3 8.如請求項36之製造一成形敷料枕墊之方法其進一步包 括將一舒適層耦合至該成形敷料枕墊之該第二面向内表 面。 39.如請求項36之製造一成形敷料枕墊之方法,其進一步包 括提供一包覆敷巾且將該包覆敷巾之第二表面輕合至該 成形敷料枕墊之第一表面之步驟。 4〇.如請求項36之製造一成形敷料枕墊之方法其中該形成 一成形敷料枕墊之步驟包括形成成形末端以使得該末端 形成在兩個正交平面中具有一梯形橫截面之—梯形構件 之步驟。 41.如请求項36之製造一成形敷料枕墊之方法, _ jl, , 、丁 4 形成 成形敷料枕墊之步驟包括形成該成形末端以使得該末 140736.doc 201002375 端形成在兩個正交平面中具有一弓形部分之一横截面。 42.如請求項36之製造一成形敷料枕墊之方法,其中該形成 一成形敷料枕墊之步驟包括: 提供具有大於20 kg/m3之一密度之一網狀發泡體塊; 將該網狀發泡體切割至一所期望高度; 將一舒適層層壓至該網狀發泡體;及 藉助一模具切割該網狀發泡體以形成一成形敷料 墊。 43. —種減壓力產生敷料總成 一導引力構件,其具 時均勻地分佈一導引力, 底側; ,該敷料總成包括: 有一傾斜邊緣以在置於減壓下 該導引力構件具有一頂側及一 其具有 其令該導引力構件係由-醫療枕墊材料形成 複數個通道;及 —部分及一患 一敷巾,其用於在該導引力構件之至少 者表皮上提供一流體密封。 44. 45. 如請求項43之敷料總成 如請求項43之敷料總成 度的末端。 其中該複數個通道互連。 其中該^丨力構件具有—成角 46_如請求項43之敷料總成 末端。 其中該導引 力構件具有— 弓形 47. 如请求項43之敷料總成,其進—+ 構件之該底側之-舒適層Γ 包括輕合至該導引力 48. 如請求項43之敷料總成,发 ,、進-步包括耦合至該導弓丨力 140736.doc 201002375 構件之該底側之一透氣乾燥層。 49. 一種用於治療—电去卜夕成4。rf- 知灿 心考上之跫扣皮下組織之方法,該方、土 包括: & 將一敷料總成定位於該受損皮下組織上,其中該敷料 總成具有-成形敷料枕墊,該成形敷料枕墊具有^ 末端且係由-醫療枕塾材料形成; 斜 、將-包覆敷巾部署於該敷料總成及該患者表皮 匀上以提供一流體密封; 提供一減壓源; 將一減壓介面勉人Μ 1 ,丨田揭合至該包覆敷巾; 將一減壓遞送導管以 L體方式耦合至該減壓源且耦合 至该減壓介面; 柄口 啟動該減壓源以向兮畆止丨&丄t 亥敷枓總成提供減壓從而形成一壓 鈿力及一閉合力。 见如請求項49之方法,其中該成形敷料枕塾包 25·6_3之一密度之—網狀發泡體。 5 1 ·如請求項49之方法,复 、中§亥成形敷料枕墊包括具有大於 32.0 kg/m之一密度之—網狀發泡體。 52_如請求項49之方法, 、中D亥成形敷料枕墊包括具有大於 80.0 kg/fn ^ jg- 一 密卢:> s m之在度之一網狀發泡體。 140736.doc
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| TW98118068A TW201002376A (en) | 2008-05-30 | 2009-06-01 | Reduced-pressure, linear-wound treatment systems |
| TW98118109A TW200950832A (en) | 2008-05-30 | 2009-06-01 | Reduced-pressure, compression systems and apparatuses for use on a curved body part |
| TW98118081A TW200950831A (en) | 2008-05-30 | 2009-06-01 | Anisotropic drapes and systems |
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| TW98118065A TW200950830A (en) | 2008-05-30 | 2009-06-01 | Reduced pressure, compression systems and apparatuses for use on joints |
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| TW98118068A TW201002376A (en) | 2008-05-30 | 2009-06-01 | Reduced-pressure, linear-wound treatment systems |
| TW98118109A TW200950832A (en) | 2008-05-30 | 2009-06-01 | Reduced-pressure, compression systems and apparatuses for use on a curved body part |
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| TW98118115A TW200950833A (en) | 2008-05-30 | 2009-06-01 | Reduced-pressure, compression systems and apparatuses for use on breast tissue |
| TW98118064A TW200950829A (en) | 2008-05-30 | 2009-06-01 | See-through, reduced-pressure dressings and systems |
| TW98118065A TW200950830A (en) | 2008-05-30 | 2009-06-01 | Reduced pressure, compression systems and apparatuses for use on joints |
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| GB0325129D0 (en) | 2003-10-28 | 2003-12-03 | Smith & Nephew | Apparatus in situ |
| US11298453B2 (en) | 2003-10-28 | 2022-04-12 | Smith & Nephew Plc | Apparatus and method for wound cleansing with actives |
| GB0325126D0 (en) | 2003-10-28 | 2003-12-03 | Smith & Nephew | Apparatus with heat |
| US7909805B2 (en) | 2004-04-05 | 2011-03-22 | Bluesky Medical Group Incorporated | Flexible reduced pressure treatment appliance |
| US10058642B2 (en) | 2004-04-05 | 2018-08-28 | Bluesky Medical Group Incorporated | Reduced pressure treatment system |
| US8062272B2 (en) | 2004-05-21 | 2011-11-22 | Bluesky Medical Group Incorporated | Flexible reduced pressure treatment appliance |
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