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Coated / Hybrid Mesh

Hybrid meshes combine a permanent polypropylene backbone with an absorbable coating or layer — most commonly collagen, hyaluronic acid, or absorbable polymer film.

Rationale​

  • Reduce acute inflammatory response at the tissue-mesh interface
  • Limit fibrotic encapsulation and mesh contraction
  • Decrease visceral adhesions in intraperitoneal placement (e.g., laparoscopic sacrocolpopexy adjacent to bowel)
  • Reduce mesh exposure at the vaginal surface

Examples​

Commercial variants include polypropylene meshes coated with:

  • Porcine collagen
  • Titanium dioxide
  • Absorbable polymer films (polyglactin, polydioxanone)

Evidence in Urogynecology​

Current evidence is mixed. Animal models and some short-term clinical studies show reduced inflammatory response, but long-term superiority over plain polypropylene for SUI or POP outcomes has not been established. Hybrid mesh has had a larger role in general-surgery ventral hernia repair than in urogynecology.

See also: Polypropylene Mesh.