MAUDE Adverse Event Report: MAKO SURGICAL CORP. 2.7 DEGREE STRAIGHT SAGITAL SAW; ORTHOPEDIC STEREOTAXIC INSTRUMENT

Catalog Number	212186
Medical Device Problem Codes	Incorrect, Inadequate or Imprecise Result or Readings (1535); Noise, Audible (3273)
Health Effect - Clinical Code	Muscle/Tendon Damage (4532)
Date of Event	05/27/2024
Type of Reportable Event	Serious Injury
Event or Problem Description
Straight saw attachment makes extremely loud noise while executing the cuts with a narrow blade.It is suspected that the oscillation motion is wider than normal.Half way of executing the tibia cut, it was noticed the patellar tendon was damaged by the blade.It had to be stitched.
Additional Manufacturer Narrative
As part of normal complaint follow-up, an evaluation of the event has been initiated by mako surgical.A supplemental report will be submitted when additional information becomes available.
Additional Manufacturer Narrative
An event regarding inaccurate resection involving a mako saw attachment was reported.The event was not confirmed because the product was not available for inspection.Method & results: product evaluation and results: material analysis, visual, functional and dimensional inspections could not be performed as the device was not returned.Clinician review: no medical records were received for review with a clinical consultant.Product history review: review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.Complaint history review: there have been no other complaints with similar event(s) for the lot referenced.Conclusions: the alleged failure mode was not confirmed because the product was not available for inspection.No additional investigation or specific actions are required.If additional information is received then the complaint will be reopened.
Event or Problem Description
Straight saw attachment makes extremely loud noise while executing the cuts with a narrow blade.It is suspected that the oscillation motion is wider than normal.Half way of executing the tibia cut, it was noticed the patellar tendon was damaged by the blade.It had to be stitched.

• Brand Name: 2.7 DEGREE STRAIGHT SAGITAL SAW
• Common Device Name: ORTHOPEDIC STEREOTAXIC INSTRUMENT
• Manufacturer (Section D): MAKO SURGICAL CORP.; 3365 enterprise ave; weston FL 33331
• Manufacturer (Section G): MAKO SURGICAL CORP.; 3365 enterprise ave; weston FL 33331
• Manufacturer Contact: sanjana talathi ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 19562149
• Report Number: 3005985723-2024-00074
• Device Sequence Number: 12682807
• Product Code: OLO
• UDI-Device Identifier: 00848486032111
• UDI-Public: 00848486032111
• Combination Product (Y/N): N
• Initial Reporter Country: NL
• PMA/510(K) Number: K172219
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 09/10/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Catalogue Number: 212186
• Device Lot Number: SN 3521797 / LOT 35010222
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 05/27/2024
• Supplement Date Received by Manufacturer: 08/16/2024
• Initial Report FDA Received Date: 06/18/2024
• Supplement Report FDA Received Date: 09/10/2024
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 02/14/2022
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Age: 68 YR
• Patient Sex: Female