FDA Adverse Event Malfunction Summary report: N

ENDOWRIST

MDR report key: 23529811 · Received November 12, 2025

Report

Report Number
2955842-2025-44708
Event Type
Malfunction
Date Received
November 12, 2025
Date of Event
July 14, 2025
Report Date
November 11, 2025
Manufacturer
INTUITIVE SURGICAL, INC
Product Code
NAY
UDI-DI
00886874119792
PMA / PMN Number
K214095
Removal / Correction Number
N/A
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
JA
Reporter Occupation
003

Narratives

Additional Manufacturer Narrative · 0

INTUITIVE SURGICAL, INC. (ISI) DID RECEIVE A DA VINCI PRODUCT TO PERFORM FAILURE ANALYSIS. THE BIPOLAR INSTRUMENT WAS ANALYZED AND FOUND TO HAVE THERMAL DAMAGE TO THE YAW PULLEY. THE YAW PULLEY WAS FOUND TO HAVE CHARRING AND LOCALIZED MELTING OF BOTH BIPOLAR YAW PULLEYS, IN THE SPACE BETWEEN THE GRIPS. THE INSTRUMENT PASSED THE ELECTRICAL CONTINUITY TEST. FOR CLARIFICATION, THE MELTING (THERMAL DAMAGE) OF THE BIPOLAR YAW PULLEY HAS CAUSED THE CABLE CRIMP TO MOVE, THUS SUPPORTING THE CUSTOMER COMPLAINT OF "DROPOUT OR LOOSE CABLE"; THE GRIP CABLE CRIMPS HOLD THE GRIP CABLE IS PLACE INSIDE OF THE BIPOLAR YAW PULLEY. THE COMPLAINT WAS CONFIRMED BY FAILURE ANALYSIS. THE PROBABLE ROOT CAUSE OF THERMAL DAMAGE IS ATTRIBUTED TO CARBONIZED TISSUE ON THE GRIPS OF THIS BIPOLAR INSTRUMENT CREATING A CONDUCTIVE PATH DURING USE. THERMAL DAMAGE CAN ALSO RESULT DUE TO INADVERTENT ENERGY APPLICATION FROM A MONOPOLAR INSTRUMENT.

Description of Event or Problem · 0

IT WAS REPORTED THAT PRIOR TO STARTING (PRE-ANESTHESIA) A DA VINCI-ASSISTED SURGICAL PROCEDURE, THE 8MM MARYLAND BIPOLAR FORCEPS INSTRUMENT HAD A DROPOUT OR LOOSE CABLE. THE PROCEDURE WAS COMPLETING AS PLANNED WITH NO REPORTED INJURY.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1950714 ENDOWRIST MARYLAND BIPOLAR FORCEPS NAY INTUITIVE SURGICAL, INC 471172-19 K10240919 0359 00886874119792

Patients

Seq Age Sex Outcome Treatment
1 NA Unknown DA VINCI INSTRUMENTS AND ACCESSORIES