Arthroscopic Biologic Acromiotuberoplasty for Irreparable Rotator Cuff Tears.

Area of Science:

• Orthopedic Surgery
• Regenerative Medicine
• Shoulder Reconstruction

Background:

• Acromiohumeral abutment is a concern in treating irreparable rotator cuff tears (IRCTs).
• Current treatments include tendon transfer, superior capsular reconstruction, and biologic tuberoplasty.
• Increased graft thickness in superior capsular reconstruction correlates with better outcomes, suggesting bone-to-bone contact may cause symptoms.

Purpose of the Study:

• To propose a novel surgical technique, biologic acromiotuberoplasty, for managing IRCTs.
• To address acromiohumeral abutment by interposing a dermal allograft.
• To build upon principles of biologic tuberoplasty and bursal acromial reconstruction.

Main Methods:

• A 3-mm dermal allograft is utilized.
• The allograft is fixated to the greater tuberosity of the humerus.
• The allograft is also fixated to the undersurface of the acromion.

Main Results:

• The proposed method creates a 6 mm allograft interposition between the acromion and greater tuberosity.
• This aims to prevent direct bone-to-bone contact.
• The technique is designed to mitigate symptoms associated with IRCTs.

Conclusions:

• Biologic acromiotuberoplasty offers a new approach for IRCTs.
• This technique aims to prevent acromiohumeral abutment through allograft interposition.
• Further research is needed to evaluate clinical outcomes of this novel procedure.