MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH SIZE #7 4-IN-1 CUTTING BLOCK CAPTURED ASSY. TRIA. EXP. INSTR.; INSTRUMENT

Catalog Number 6541-1-707E

Device Problem Break (1069)

Patient Problem Device Embedded In Tissue or Plaque (3165)

Event Date 04/07/2015

Event Type  malfunction  

Event Description

The customer reported that during a triathlon primary knee operation, the femoral cutting block was removed and the attachment pin had allegedly broken off the cutting block and was left embedded in the bone.The pin was noticed and removed.A replacement device was not needed because the femoral cuts had already been made.

Manufacturer Narrative

When completed, the investigation results will be submitted in a supplemental report.

Manufacturer Narrative

An event regarding pin dissociation from a triathlon cutting guide was reported.The event was confirmed.Method & results: -device evaluation and results: inspection of the returned device confirmed the pin had dissociated from the device body.Additional dimensional inspection was not performed as it was confirmed the product was within scope of the associated capa.-medical records received and evaluation: not performed as there was no indication that patient factors contributed to the reported event.-device history review: all devices accepted into final stock conformed to specification.This review confirmed the device was manufactured prior to capa implementation.-complaint history review: there have been no similar reported events for the reported lot id.Conclusions: the investigation concluded that the fixation peg disassociating from the triathlon cutting block was caused by a manufacturing nonconformance.It was concluded that the supplier, (b)(4), had not performed the required press fit operation between the peg and block which led to the pin coming out of the assembly.Stryker reserves the right to re-evaluate this investigation if additional relevant information becomes available.

Event Description

The customer reported that during a triathlon primary knee operation, the femoral cutting block was removed and the attachment pin had allegedly broken off the cutting block and was left embedded in the bone.The pin was noticed and removed.A replacement device was not needed because the femoral cuts had already been made.

• Brand Name: SIZE #7 4-IN-1 CUTTING BLOCK CAPTURED ASSY. TRIA. EXP. INSTR.
• Type of Device: INSTRUMENT
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer (Section G): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer Contact: keyla navedo ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 4745723
• MDR Text Key: 5774827
• Report Number: 0002249697-2015-01432
• Device Sequence Number: 1
• Product Code: MBH
• Combination Product (y/n): N
• Reporter Country Code: UK
• PMA/PMN Number: K123486
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Other,Health Professional,health professional,oth
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 04/09/2015

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Catalogue Number: 6541-1-707E
• Device Lot Number: SB3M92
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/27/2015
• Is the Reporter a Health Professional?: No
• Initial Date Manufacturer Received: 04/09/2015
• Initial Date FDA Received: 05/04/2015
• Supplement Dates Manufacturer Received: Not provided
• Supplement Dates FDA Received: 09/14/2015
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 12/03/2008
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1
• Patient Outcome(s): Other