JP2018075408A - 結合部材 - Google Patents
結合部材 Download PDFInfo
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- JP2018075408A JP2018075408A JP2017247503A JP2017247503A JP2018075408A JP 2018075408 A JP2018075408 A JP 2018075408A JP 2017247503 A JP2017247503 A JP 2017247503A JP 2017247503 A JP2017247503 A JP 2017247503A JP 2018075408 A JP2018075408 A JP 2018075408A
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- A61B17/06166—Sutures
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/06—Making preforms having internal stresses, e.g. plastic memory
- B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
【解決手段】長手方向に実質的に沿って延在するコアであって、ポリマー材料、およびポリマー材料中に分散された浸透活性物質を含む、コアと、コアの少なくとも一部を長手方向に沿って取り囲むスリーブであって、スリーブは、スリーブの両端の間の長手方向の長さを画定し、少なくとも1本の糸を含み、少なくとも1本の糸は、長手方向に対して交差する角度を画定する、スリーブとを含み、浸透活性物質は、ポリマー材料の中に可変の分布密度を有し、可変の分布密度は、長手方向に対して径方向に変化する、結合部材。
【選択図】図7
Description
開始点d0における糸直径 7×10-4m
開始角α 60°
張力方向に対する糸角度β 90−α°
濃度本体Cblood 0.296mol/l
飽和濃度(NaCl)Csaturation 6.15mol/l
11 コア
12 ジャケット(当初)
13 結合構成部(メッシュ)
14 結節
15 矢印
16 ジャケット(変形後)
20 結合部材の一部
22 ジャケット(当初)
26 ジャケット(変形後、分解状態)
30 結合部材
31 分子
33 解放の方向
34 矢印
40 結合部材
11 コア
42 ジャケット(当初)
43 メッシュ
44 角度(最初)
45 角度(その後)
46 メッシュ
47 塩結晶
48 活性物質が充填された小胞
49 活性物質
50 結合部材
51 基材
52 糸分子(最初)
53 糸分子(その後)
61 結果として生じる直径の変化
62 結果として生じる長さの変化
63 結果として生じる体積の変化
64 糸角度範囲
65 結果として生じる力の変化
71 時間
72 糸張力
73 切り換え ピンと張った状態←→緩んだ状態
74 従来の糸
75 緩み
76 降下
77 更なる緩み
84 本発明に係る糸
85 引張り
86 降下
87 更なる引張り
160 糸
161 コア
162 メッシュエンベロープ
163 エンベロープフィラメント
164 ステッチ糸
165 基質
166 塩結晶
170 糸
171 コーティング
175 食塩水
176 塩結晶
177 チューブ膜
180 糸
181 外側膜
183 モノフィラメント
185 浸透液体を伴う空間
186 塩結晶
187 活性物質を伴う小胞
188 活性物質溶液
190 糸
191 コア膜
195 コアとエンベロープとの間の空間
200 糸
201 マルチコア膜
301 時間
302 上昇する力
303 曲線
401 造粒
402 収縮
403 シリコーン中の塩含有量が高い場合の曲線
404 シリコーン中の塩含有量が低い場合の曲線
501 最初の収縮501(パーセント/日)
502 塩に対するシリコーンの重量比率
503 造粒(ミクロン)
504 三次元曲線
601 時間(日)
602 収縮(パーセント)
603−606 異なる糸における曲線
Claims (10)
- 長手方向に沿って細長い結合部材であって、
前記長手方向に実質的に沿って延在するコアであって、ポリマー材料、および前記ポリマー材料中に分散された浸透活性物質を含む、コアと、
前記コアの少なくとも一部を前記長手方向に沿って取り囲むスリーブであって、前記スリーブは、前記スリーブの両端の間の前記長手方向の長さを画定し、少なくとも1本の糸を含み、前記少なくとも1本の糸は、前記長手方向に対して交差する角度を画定する、スリーブとを含み、
前記浸透活性物質は、前記ポリマー材料の中に可変の分布密度を有し、前記可変の分布密度は、前記長手方向に対して径方向に変化する、結合部材。 - 前記ポリマー材料は、エラストマーを含む、請求項1に記載の結合部材。
- 前記エラストマーは、熱可塑性エラストマー、または架橋エラストマーを含む、請求項2に記載の結合部材。
- 前記エラストマーは、シリコーンを含み、前記浸透活性物質は、塩結晶を含む、請求項2に記載の結合部材。
- 前記コアは、前記浸透活性物質の制御された放出を与えるように構成されている、請求項1に記載の結合部材。
- 前記コアは、押し出し成形されている、請求項2に記載の結合部材。
- 前記コアを取り囲む拡散抑制膜をさらに含み、前記膜は、エラストマー膜である、請求項2に記載の結合部材。
- 前記スリーブは、前記コアの流体膨張により、少なくとも1つの前記交差の角度が増加するように前記コアに沿って摺動するように構成されている、請求項1に記載の結合部材。
- 前記浸透活性物質は、前記コアの内部の小胞内に配置されている、請求項1に記載の結合部材。
- 前記浸透活性物質は、前記ポリマー材料中に溶解されている、請求項1に記載の結合部材。
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