Functional Macromolecular Adhesives for Bone Fracture Healing

Area of Science:

• Biomaterials Science
• Orthopedic Surgery
• Regenerative Medicine

Background:

• Traditional internal fixation devices have limitations in treating complex bone fractures.
• Bone adhesives present a promising alternative with potential for improved fracture stabilization and bone regeneration.

Purpose of the Study:

• To review and summarize different types of bone adhesives.
• To highlight the applications of bone adhesives in bone tissue engineering.
• To propose novel concepts like "liquid scaffold" and "liquid plate" for bone adhesive research.

Main Methods:

• Comprehensive literature review of bone adhesives.
• Analysis of advancements in mechanical properties, osseointegration, osteoconductivity, and osteoinductivity.
• Discussion of current research directions and future trends.

Main Results:

• Bone adhesives demonstrate significant improvements in mechanical strength and biocompatibility.
• Advances in osseointegration, osteoconductivity, and osteoinductivity are noted.
• Two distinct research pathways, "liquid scaffold" and "liquid plate," are identified.

Conclusions:

• Bone adhesives hold substantial promise for treating bone injuries, offering advantages over conventional methods.
• Continued research into their mechanical properties and biological integration is crucial.
• Future development trends point towards enhanced biomimicry and tailored applications.