[Progress of temporomandibular joint prosthesis].

Area of Science:

• Oral and Maxillofacial Surgery
• Biomaterials Science
• Orthopedic Surgery

Background:

• The temporomandibular joint (TMJ) presents significant reconstruction challenges due to its complex anatomy and function.
• TMJ prostheses are crucial for addressing conditions such as ankylosis, fractures, trauma, tumors, and dysplasia.
• Effective TMJ replacement aims to restore function, alleviate pain, and prevent complications.

Purpose of the Study:

• To provide a comprehensive overview of the progress and clinical applications of temporomandibular joint (TMJ) prostheses.
• To highlight the advancements in materials, design, fit, and fixation techniques for TMJ implants.
• To discuss the expanding applications of TMJ prostheses in reconstructive surgery.

Main Methods:

• Review of current literature on TMJ prosthesis materials, design, and surgical techniques.
• Analysis of clinical outcomes and advantages of TMJ prostheses.
• Exploration of the role of material science and biomechanics in prosthesis development.

Main Results:

• TMJ prostheses offer advantages including imitation of natural morphology, host integration, and immediate postoperative functional training.
• Key factors for successful prosthesis function include design, fit, fixation, and understanding of joint biomechanics.
• Recent developments in material science and biomechanics have significantly improved TMJ prosthesis performance.

Conclusions:

• TMJ prostheses are a valuable tool for complex TMJ reconstructions, offering functional and aesthetic restoration.
• Continued advancements in related scientific fields will further enhance the efficacy and applications of TMJ prostheses.
• The review underscores the importance of interdisciplinary collaboration in optimizing TMJ replacement strategies.