This product inquiry addresses 5 postoperative intra-articular lag screw protrusions in conjunction to the sgn system (1 event), tgn system (1 event) and gamma3 system (3 events).Revision with a smaller screw (3x sgn).It was not possible to ascertain specific device or patient information from the article, a review of the complaint handling database revealed that the events had not been reported by the hospital or by the author of the publication, therefore 11 complaints were initiated retrospectively.The manufacturer became aware by an italian publication "how evolution of the nailing system improves results and reduces orthopedic complications: more than 2000 cases of trochanteric fractures treated with the gamma nail system¿, published on 14th december 2015 regarding the gamma system (sgn, tgn, gamma3 ¿ all trochanteric nails) that in sum 63 patients had been observed presenting 11 adverse events in a period from january 1997 to december 2011.
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