Current information is insufficient to permit a conclusion as to the cause of the event.Review of device history records show that lot released with no recorded anomaly or deviation.There are warnings in the package insert that state that this type of event can occur: under possible adverse effects, number 4 states, "loosening, migration, or fracture of the implants can occur due to loss of fixation, trauma, malalignment, malposition, non-union, bone resorption and/or excessive unusual and/or awkward movement and/or activity and/or excessive weight." number 6 states, "inadequate range of motion due to improper selection or positioning of components." number 14 states, "patellar tendon rupture and ligamentous laxity." number 15 states, "interoperative or postoperative bone fracture and/or postoperative pain.".
|
It was reported that the clinical patient underwent an initial right total knee arthroplasty on (b)(6) 2013.Subsequently, the patient was revised on (b)(6) 2014 due to pain, attrition of the anterior cruciate ligament, mild mediolateral instability, and early aseptic loosening.The bearing, tibial tray, and locking bar were removed and replaced.Operative report noted clear fluid during the procedure.
|