The reason for this revision surgery was humeral stem loosening and pain.The length of the in-vivo service was 2.8 years.There is no information in this complaint about any patient injuries, activities, or accidents that may have contributed to the need for this revision surgery.The healthcare professional indicated there was a significant adverse event to the patient.There was no delay in surgery and another suitable device was available for use.The revision surgery was completed as intended.The device was disposed of at the hospital and not made available to djo surgical for examination.The device history record (dhr) was not reviewed as the dhr's was not available or provided to djo surgical for review.The complaint history was not reviewed since at this time no complaint history is available to djo surgical.This event is deemed to be non-product related.The surgeon reported no issues associated with the explanted product and provided no information that definitively described the root cause or reason of the joint looseness.The scope of this investigation is limited without having the parts available to djo surgical for evaluation.Other conditions relating to this event could not be determined with confidence.Factors that may contribute to joint looseness that are not associated with the implants are: improper implant selection, degenerative bone disease, patient non-compliance with medical instructions.Inventory containment is not required as there are no indications of a product or process issue affecting implant safety or effectiveness.
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