KR101177656B1 - 봉합사용 생분해성 고분자 및 제조 방법 - Google Patents
봉합사용 생분해성 고분자 및 제조 방법 Download PDFInfo
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- KR101177656B1 KR101177656B1 KR1020110096587A KR20110096587A KR101177656B1 KR 101177656 B1 KR101177656 B1 KR 101177656B1 KR 1020110096587 A KR1020110096587 A KR 1020110096587A KR 20110096587 A KR20110096587 A KR 20110096587A KR 101177656 B1 KR101177656 B1 KR 101177656B1
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- Prior art keywords
- glycolide
- lactide
- caprolactone
- polymer
- prepolymer
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- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/04—Macromolecular materials
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- 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
- A61L17/06—At least partially resorbable materials
- A61L17/10—At least partially resorbable materials containing macromolecular materials
- A61L17/12—Homopolymers or copolymers of glycolic acid or lactic acid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06166—Sutures
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/064—Surgical staples, i.e. penetrating the tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00004—(bio)absorbable, (bio)resorbable or resorptive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00526—Methods of manufacturing
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Vascular Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Chemical & Material Sciences (AREA)
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Abstract
본 발명의 봉합사용 생분해성 고분자의 제조 방법은, 글리콜라이드, ε-카프로락톤, 락타이드를 중합반응기에 투입하여 50 ~ 190℃의 온도에서 5 ~ 7 시간 동안 중합 반응시켜 예비중합체를 제조하되, 상기 ε-카프로락톤은 1회에 투입하고, 상기 글리콜라이드는 10 ~ 15분할하여 분할 투입하며, 상기 락타이드는 2 ~ 5 분할하여 분할투입하는 예비중합체 제조단계와; 상기 중합반응기에 글리콜라이드를 추가로 투입한 후 200 ~ 220℃의 온도에0.5 ~ 1.5 시간 동안 중합 반응시켜 최종중합체를 제조하는 최종중합체 제조단계;를 포함하여 구성된다.
Description
도 2는 도 1에 따른 공중합체의 전체 전환율에 대한 각 단량체의 상대적 전환율을 나타낸 그래프.
도 3은 ε-카프로락톤과 락타이드의 조성비에 따른 예비중합체의 평균블록길이를 나타낸 그래프.
도 4는 ε-카프로락톤과 락타이드의 조성비에 따른 최종중합체의 평균블록길이를 나타낸 그래프.
도 5는 분해시간에 따른 최종중합체의 pH 변화를 나타낸 그래프.
도 6은 분해시간에 따른 최종중합체의 무게변화율 나타낸 그래프.
도 7은 분해시간에 따른 형태 변화를 나타낸 그림.
| LA 분할투입 | 조성비 | 평균블록길이 |
점도
(I.V) |
|||
| 방식 | 온도(℃) | Gp / Cp / Lp / Gm / Cm / Lm | L GG | L C | L LL | |
| 1분할 | 50 | 55.6/24.7/16.4/ 0.4 / 2.2 / 0.6 | 2.09 | 1.12 | 3.50 | 0.956 |
| 2분할 | 50/120 | 55.2/25.5/16.5/ 0.3 / 1.8 / 0.7 | 2.40 | 1.14 | 2.88 | 1.008 |
| 3분할 | 50/120/190 | 54.3/28.4/15.5/ 0.3 / 0.9 / 0.6 | 2.33 | 1.14 | 2.59 | 1.012 |
| 조성 | 평균블록길이 | ||
| L GG | L C | L LL | |
| 예비중합체 | 2.05 | 1.20 | 2.40 |
| 최종중합체 | 3.82 | 1.20 | 2.42 |
Claims (5)
- 봉합사용 생분해성 고분자의 제조 방법에 있어서,
글리콜라이드, ε-카프로락톤, 락타이드를 55 ~ 65 : 30 ~ 20 : 15의 몰비로 중합반응기에 투입하여 50 ~ 190℃의 온도에서 5 ~ 7 시간 동안 중합 반응시켜 예비중합체를 제조하되, 상기 ε-카프로락톤은 1회에 투입하고, 상기 글리콜라이드는 10 ~ 15분할하여 분할 투입하며, 상기 락타이드는 3 분할하여 분할투입하되, 투입 시점이 50℃, 120℃, 190℃의 온도에서 이루어지는 예비중합체 제조단계와;
글리콜라이드, ε-카프로락톤, 락타이드가 75 : 15 ~ 18 : 10 ~ 7의 몰비가 되도록 상기 중합반응기에 글리콜라이드를 추가로 투입한 후 200 ~ 220℃의 온도에0.5 ~ 1.5 시간 동안 중합 반응시켜 최종중합체를 제조하는 최종중합체 제조단계;를 포함하여 구성된,
봉합사용 생분해성 고분자의 제조 방법.
- 삭제
- 삭제
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110096587A KR101177656B1 (ko) | 2011-09-23 | 2011-09-23 | 봉합사용 생분해성 고분자 및 제조 방법 |
| PCT/KR2012/006079 WO2013042870A1 (ko) | 2011-09-23 | 2012-07-31 | 봉합사용 생분해성 고분자 및 제조 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110096587A KR101177656B1 (ko) | 2011-09-23 | 2011-09-23 | 봉합사용 생분해성 고분자 및 제조 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR101177656B1 true KR101177656B1 (ko) | 2012-08-27 |
Family
ID=46887912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110096587A Active KR101177656B1 (ko) | 2011-09-23 | 2011-09-23 | 봉합사용 생분해성 고분자 및 제조 방법 |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101177656B1 (ko) |
| WO (1) | WO2013042870A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106832234B (zh) * | 2017-03-06 | 2019-02-15 | 赛克赛斯生物科技股份有限公司 | 一种生物可降解的聚合物材料及其制备方法和应用 |
| CN113881021B (zh) * | 2021-10-20 | 2023-05-02 | 广东粤港澳大湾区黄埔材料研究院 | 三元共聚物、缝合线及其制备方法、应用 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4045418A (en) * | 1975-01-28 | 1977-08-30 | Gulf Oil Corporation | Copolymers of D,L-lactide and epsilon caprolactone |
| US6235869B1 (en) * | 1998-10-20 | 2001-05-22 | United States Surgical Corporation | Absorbable polymers and surgical articles fabricated therefrom |
| KR20020027887A (ko) * | 2000-10-06 | 2002-04-15 | 오석송 | 매듭강력이 우수한 수술용 봉합사 |
| KR100453130B1 (ko) * | 2001-11-21 | 2004-10-15 | 한국과학기술연구원 | 구조적 배열이 일정한 생분해성 락타이드(글리콜라이드또는 락타이드/글리콜라이드)/ε-카프로락톤 멀티블록공중합체 및 이의 제조 방법 |
| KR101028248B1 (ko) * | 2010-06-09 | 2011-04-11 | 주식회사 메타바이오메드 | 수술용 봉합사 제조방법 |
-
2011
- 2011-09-23 KR KR1020110096587A patent/KR101177656B1/ko active Active
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2012
- 2012-07-31 WO PCT/KR2012/006079 patent/WO2013042870A1/ko not_active Ceased
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| Publication number | Publication date |
|---|---|
| WO2013042870A1 (ko) | 2013-03-28 |
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