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Polydioxanone (PDS), a novel monofilament synthetic absorbable suture
Surgery, Gynecology & Obstetrics
|October 1, 1981
Summary
Polydioxanone is a new monofilament suture with superior flexibility and strength. This synthetic absorbable suture retains strength longer in vivo and elicits minimal tissue response.
Area of Science:
- Surgical Materials Science
- Biomaterials Engineering
- Polymer Chemistry
Background:
- Introduction of polydioxanone as a novel monofilament suture material.
- Highlighting the unique polymer flexibility enabling fabrication across all suture sizes.
Purpose of the Study:
- To describe the chemical and biologic properties of polydioxanone suture.
- To evaluate its performance characteristics compared to existing monofilament sutures.
Main Methods:
- Characterization of polydioxanone's inherent polymer flexibility.
- Comparative analysis of suture strength and pliability against polypropylene and other monofilaments.
- In vivo assessment of in-body strength retention and tissue response over time.
Main Results:
- Polydioxanone exhibits greater pliability than polypropylene suture.
- Demonstrates superior tensile strength compared to other monofilament sutures.
- Maintains significantly higher in-body strength retention at 4 and 8 weeks compared to other synthetic absorbable sutures (58% vs 1-5% at 4 weeks; 14% vs 0% at 8 weeks).
- Elicits a low tissue response and is absorbed via hydrolysis.
Conclusions:
- Polydioxanone suture offers enhanced mechanical properties and prolonged strength retention.
- Its favorable biocompatibility and absorption profile make it a promising option for surgical applications.
- The material's characteristics support its utility in a wide range of surgical procedures.