Arthroscopic Bankart repair, remplissage may lower recurrent instability, dislocation risk
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SAN FRANCISCO — Arthroscopic Bankart repair with remplissage showed a lower risk of recurrent instability and dislocation in patients with recurrent shoulder instability compared with Bankart repair alone, according to a presentation here.
Jarret M. Woodmass, MD, FRCSC, and colleagues randomly assigned patients with traumatic recurrent shoulder instability with an associated Hill-Sachs lesion and with less than 25% glenoid bone loss to undergo arthroscopic Bankart repair either with or without remplissage. Researchers contacted patients by telephone and asked if they experienced shoulder subluxation, redislocation or if they underwent any revision or reoperation surgeries.
“We defined dislocation as the humerus moving completely out of the glenoid and subluxation as a partial dislocation of the humerus,” Woodmass said in his presentation at the Arthroscopy Association of North America Annual Meeting. “Failure was a dislocation, and then recurrent instability included all dislocations and patients who had two or more episodes of subluxation.”
Woodmass noted patients who had undergone Bankart repair with a remplissage had a failure rate for a redislocation of 8% compared with 22% in patients who underwent a Bankart repair alone. He added 10% of patients who underwent Bankart repair with a remplissage experienced recurrent instability vs. 30% of patients with Bankart repair alone. Patients with Bankart repair alone had a quicker time to failure, as well as time to recurrent instability, according to Woodmass.
“When we looked at subsets of patients with high risk for injury, including Hill-Sachs lesions of 15% or more, our failure rate with no remplissage is 27% vs. 7%, and we evaluated for recurrent instability, which is 32% vs. 9.5%,” Woodmass said.