Progress in the application of patch materials in cardiovascular surgery.

Area of Science:

• Biomaterials Science
• Cardiovascular Surgery
• Regenerative Medicine

Background:

• Cardiovascular patches are vital artificial graft materials for repairing heart and vascular defects.
• Traditional patch materials often lead to unsatisfactory long-term outcomes or fatal complications.
• The clinical need for advanced cardiovascular patch materials remains urgent.

Purpose of the Study:

• To review the characteristics and applications of various cardiovascular patch materials.
• To highlight the challenges and requirements for developing improved cardiovascular patch materials.
• To inform the selection of new clinical surgical materials and guide future research.

Main Methods:

• Literature review of existing cardiovascular patch materials.
• Analysis of traditional and novel material properties (e.g., tissue engineered, 3D printed).
• Examination of clinical applications in cardiovascular surgeries.

Main Results:

• Traditional materials face limitations regarding long-term efficacy and safety.
• Emerging materials like tissue-engineered and 3D-printed options show promise.
• Key material requirements include promoting endothelialization and inhibiting intimal hyperplasia.

Conclusions:

• Understanding diverse cardiovascular patch material characteristics is crucial for clinical application.
• Developing patches that balance coagulation, durability, and biological integration is complex.
• Continued innovation in cardiovascular patch materials is essential for improving surgical outcomes.