{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-09-08",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "manufacturer_contact_zip_ext": "",
      "manufacturer_g1_address_2": "",
      "event_location": "",
      "report_to_fda": "",
      "manufacturer_contact_t_name": "",
      "manufacturer_contact_state": "CA",
      "manufacturer_link_flag": "Y",
      "manufacturer_contact_address_2": "",
      "manufacturer_g1_city": "SANTA CLARA",
      "manufacturer_contact_address_1": "3410 CENTRAL EXPRESSWAY",
      "manufacturer_contact_pcity": "40852321",
      "event_type": "Injury",
      "report_number": "2955842-2021-10756",
      "type_of_report": [
        "Initial submission",
        "Followup",
        "Followup"
      ],
      "product_problem_flag": "Y",
      "date_received": "20210706",
      "manufacturer_address_2": "",
      "pma_pmn_number": "K143132",
      "date_of_event": "20210610",
      "reprocessed_and_reused_flag": "N",
      "manufacturer_address_1": "",
      "exemption_number": "",
      "manufacturer_contact_zip_code": "",
      "reporter_occupation_code": "NURSE",
      "manufacturer_contact_plocal": "4085232100",
      "noe_summarized": "1",
      "manufacturer_contact_l_name": "WANG",
      "source_type": [
        "Other",
        "Foreign",
        "Health Professional"
      ],
      "distributor_zip_code_ext": "",
      "manufacturer_g1_postal_code": "",
      "manufacturer_g1_state": "CA",
      "reporter_country_code": "KS",
      "manufacturer_contact_area_code": "408",
      "date_added": "20210706",
      "manufacturer_contact_f_name": "DAVID",
      "device_date_of_manufacturer": "20210211",
      "previous_use_code": "I",
      "device": [
        {
          "device_event_key": "",
          "implant_flag": "",
          "date_removed_flag": "",
          "device_sequence_number": "1021377",
          "implant_date_year": "",
          "date_removed_year": "",
          "serviced_by_3rd_party_flag": "",
          "date_received": "20210706",
          "brand_name": "DA VINCI",
          "generic_name": "HARMONIC ACE",
          "manufacturer_d_name": "INTUITIVE SURGICAL, INC",
          "manufacturer_d_address_1": "3410 CENTRAL EXPRESSWAY",
          "manufacturer_d_address_2": "",
          "manufacturer_d_city": "SANTA CLARA",
          "manufacturer_d_state": "CA",
          "manufacturer_d_zip_code": "",
          "manufacturer_d_zip_code_ext": "",
          "manufacturer_d_country": "",
          "manufacturer_d_postal_code": "",
          "device_operator": "HEALTH PROFESSIONAL",
          "model_number": "480275-08",
          "catalog_number": "480275",
          "lot_number": "M90210215 0018",
          "other_id_number": "",
          "device_availability": "Device was returned to manufacturer",
          "date_returned_to_manufacturer": "20210714",
          "device_report_product_code": "NAY",
          "device_age_text": "DA",
          "device_evaluated_by_manufacturer": "Y",
          "combination_product_flag": "N",
          "udi_di": "10886874112738",
          "udi_public": "(01)10886874112738(17)230228(10)M90210215",
          "openfda": {
            "device_name": "System, Surgical, Computer Controlled Instrument",
            "medical_specialty_description": "Gastroenterology, Urology",
            "regulation_number": "876.1500",
            "device_class": "2"
          }
        }
      ],
      "product_problems": [
        "Detachment of Device or Device Component",
        "Detachment of Device or Device Component"
      ],
      "reporter_state_code": "",
      "manufacturer_zip_code": "",
      "suppl_dates_mfr_received": "07/15/2021;06/11/2021",
      "mfr_report_type": "Follow-Up",
      "manufacturer_contact_country": "",
      "date_changed": "20250819",
      "health_professional": "Y",
      "summary_report_flag": "N",
      "manufacturer_g1_zip_code_ext": "",
      "manufacturer_contact_extension": "",
      "manufacturer_city": "",
      "manufacturer_contact_phone_number": "4085",
      "patient": [
        {
          "patient_sequence_number": "1",
          "date_received": "20210706",
          "sequence_number_treatment": [
            "DA VINCI INSTRUMENTS AND ACCESSORIES."
          ],
          "sequence_number_outcome": [
            ""
          ],
          "patient_age": "",
          "patient_sex": "Female",
          "patient_weight": "",
          "patient_ethnicity": "",
          "patient_race": "",
          "patient_problems": [
            "No Clinical Signs, Symptoms or Conditions",
            "No Clinical Signs, Symptoms or Conditions"
          ]
        }
      ],
      "distributor_city": "",
      "date_report": "20210611",
      "initial_report_to_fda": "No",
      "distributor_state": "",
      "event_key": "",
      "manufacturer_g1_country": "",
      "manufacturer_contact_city": "SANTA CLARA",
      "mdr_report_key": "12125834",
      "removal_correction_number": "N/A",
      "number_devices_in_event": "",
      "date_manufacturer_received": "20210611",
      "manufacturer_name": "",
      "report_source_code": "Manufacturer report",
      "remedial_action": [
        "Other"
      ],
      "manufacturer_g1_zip_code": "",
      "report_to_manufacturer": "",
      "manufacturer_zip_code_ext": "",
      "manufacturer_g1_name": "INTUITIVE SURGICAL, INC",
      "adverse_event_flag": "Y",
      "distributor_address_1": "",
      "manufacturer_state": "",
      "distributor_address_2": "",
      "manufacturer_postal_code": "",
      "single_use_flag": "Y",
      "manufacturer_country": "",
      "mdr_text": [
        {
          "mdr_text_key": "326184943",
          "text_type_code": "Description of Event or Problem",
          "patient_sequence_number": "0",
          "text": "REFER TO H10/H11 FOR FOLLOW-UP INFORMATION."
        },
        {
          "mdr_text_key": "326184944",
          "text_type_code": "Additional Manufacturer Narrative",
          "patient_sequence_number": "0",
          "text": "D11-INTUITIVE SURGICAL, INC. (ISI) RECEIVED THE HARMONIC ACE INSTRUMENT INVOLVED WITH THIS COMPLAINT AND COMPLETED THE DEVICE EVALUATION. FAILURE ANALYSIS INVESTIGATIONS REPLICATED AND CONFIRMED THE CUSTOMER REPORTED COMPLAINT \"BLADE WAS BROKEN.\" THE INSTRUMENT WAS FOUND TO HAVE A BROKEN BLADE. THE BROKEN BLADE MEASURED 0.648\" AND WAS RETURNED. CRACKED OR BROKEN BLADES ARE TRIGGERED BY ANY INADVERTENT CONTACT WITH STAPLES, CLIPS, OR OTHER INSTRUMENTS WHILE THE DEVICE IS ACTIVATED. IN ADDITION, SCRATCHES ON THE BLADE TIP MAY ALSO LEAD TO PREMATURE BLADE FAILURE. BLADE DAMAGE MAY BE DETECTED BY THE GENERATOR WITH A SOLID TONE OR AN ERROR. THE ROOT CAUSE OF BROKEN INSTRUMENT BLADES IS TYPICALLY ATTRIBUTED TO USER MISHANDLING/MISUSE. A REVIEW OF THE INSTRUMENT LOG FOR THE HARMONIC ACE (PART # 480275-08/SERIAL# (B)(6)) ASSOCIATED WITH THIS EVENT HAS BEEN PERFORMED. PER LOGS, THE INSTRUMENT WAS LAST USED ON (B)(6) 2021, ON SYSTEM SK1557. THIS IS A SINGLE-USE INSTRUMENT. IN ADDITION, THE FOLLOWING INFORMATION WAS OBTAINED: THE PROCEDURE BEING PERFORMED ON THE DATE OF THE EVENT WAS A MYOMECTOMY, AND THE PATIENT WAS A FEMALE. ADDITIONAL INFORMATION CAN BE FOUND IN THE FOLLOWING FIELDS: D9, G3, G6, H2, H3, H6, AND H10 ADDITIONAL INFORMATION CAN BE FOUND IN THE FOLLOWING FIELD: A3 CORRECTED INFORMATION CAN BE FOUND IN THE FOLLOWING FIELDS: B3 (EVENT DATE) AND D4 (BATCH SEQUENCE WAS ADDED TO THE LOT NUMBER) FAILURE ANALYSIS INFORMATION CAN BE FOUND IN THE FOLLOWING FIELDS: H6 AND H10"
        },
        {
          "mdr_text_key": "265640687",
          "text_type_code": "Additional Manufacturer Narrative",
          "patient_sequence_number": "1",
          "text": "INTUITIVE SURGICAL, INC. (ISI) HAS NOT RECEIVED THE HARMONIC ACE INSTRUMENT FOR EVALUATION. THEREFORE, THE ROOT CAUSE OF THE CUSTOMER REPORTED FAILURE MODE HAS NOT BEEN DETERMINED. A FOLLOW-UP MDR WILL BE SUBMITTED IF THE PRODUCT IS RETURNED AND EVALUATED AND/ OR IF ADDITIONAL INFORMATION IS RECEIVED. A REVIEW OF THE SITE'S COMPLAINT HISTORY DOES NOT SHOW ANY ADDITIONAL COMPLAINTS RELATED TO THIS PRODUCT AND/OR THIS EVENT. IN ADDITION, THE BATCH SEQUENCE NUMBER OF THE PRODUCT'S LOT NUMBER WAS NOT PROVIDED. THEREFORE, AN INSTRUMENT LOG REVIEW OF THE PRODUCT RELATED TO THE COMPLAINT CANNOT BE PERFORMED AT THIS TIME. NO IMAGE OR VIDEO CLIP FOR THE REPORTED EVENT WAS SUBMITTED TO ISI FOR REVIEW. THIS EVENT IS BEING REPORTED BECAUSE THE BLADE OF THE HARMONIC ACE INSTRUMENT REPORTEDLY BROKE AND FELL INSIDE THE PATIENT. THE FRAGMENTS WERE RETRIEVED, AND NO ADDITIONAL SURGICAL INTERVENTION WAS REQUIRED. HOWEVER, UNINTENDED FRAGMENTS FALLING INSIDE THE PATIENT MAY REQUIRE SURGICAL INTERVENTION. AT THIS TIME, IT IS UNKNOWN WHAT CAUSED THE BREAKAGE TO OCCUR. WHILE THERE WAS NO HARM OR INJURY TO THE PATIENT, THE REPORTED FAILURE MODE COULD LIKELY CAUSE OR CONTRIBUTE TO AN ADVERSE EVENT IF IT WERE TO RECUR. FOLLOW-UP WAS ATTEMPTED, BUT THE PATIENT INFORMATION WAS EITHER UNKNOWN, UNAVAILABLE, NOT PROVIDED, OR NOT APPLICABLE. THE EXPIRATION DATE IS NOT APPLICABLE. THE PRODUCT IS NOT IMPLANTABLE."
        },
        {
          "mdr_text_key": "265640688",
          "text_type_code": "Description of Event or Problem",
          "patient_sequence_number": "1",
          "text": "IT WAS REPORTED THAT DURING A DA VINCI-ASSISTED SURGICAL PROCEDURE, THE HARMONIC ACE INSTRUMENT WAS FOUND TO HAVE THE BLADE BROKEN AND A PIECE FELL INSIDE THE PATIENT. THE FRAGMENT WAS RETRIEVED DURING THE SAME PROCEDURE. A SIMILAR BACKUP DA VINCI INSTRUMENT WAS USED TO CONTINUE. THE PROCEDURE WAS COMPLETED WITH NO REPORT OF PATIENT HARM, ADVERSE OUTCOME, OR INJURY. INTUITIVE SURGICAL, INC. (ISI) FOLLOWED UP WITH THE INITIAL REPORTER AND OBTAINED THE FOLLOWING ADDITIONAL INFORMATION: THE INSTRUMENT WAS INSPECTED PRIOR TO USE WITH NO DAMAGE SEEN. THE INSTRUMENT WAS IN USE FOR APPROXIMATELY 20 MINUTES AND BROKE WHILE IT WAS BEING USED FOR DISSECTING TISSUE. ALL THE FRAGMENTS WERE RETRIEVED DURING THE SAME PROCEDURE AND THIS WAS CONFIRMED WITH VISUAL INSPECTION. IT WAS UNKNOWN WHAT CAUSED THE BREAKAGE AS THE INSTRUMENT DID NOT COLLIDE WITH ANY HARD MATERIALS OR OTHER INSTRUMENTS. THERE WAS NO PATIENT INJURY. THE SURGEON DID NOT NOTICE ANY ISSUES WITH THE FUNCTIONALITY OF THE INSTRUMENT. THE FRAGMENT DID NOT FALL INSIDE THE PATIENT DURING AN INSTRUMENT TIP OR ACCESSORY COLLISION. THE INSTRUMENT WAS NOT REMOVED DURING THE PROCEDURE (PRIOR TO THE BREAKAGE). UPON FINAL REMOVAL OF THE INSTRUMENT, THE WRIST WAS STRAIGHTENED, AND THE SURGICAL STAFF DID NOT FEEL ANY RESISTANCE UPON REMOVAL OF THE INSTRUMENT THROUGH THE CANNULA. THERE WAS NO OTHER DAMAGE TO THE CANNULA NOR THE INSTRUMENT SEEN AFTER THE EVENT OCCURRED. NO POST-OPERATIVE TESTS LIKE AN X-RAY OR ULTRASOUND WERE PERFORMED TO CHECK FOR REMAINING FRAGMENTS. THE PATIENT HAS NOT RETURNED TO THE HOSPITAL DUE TO EXPERIENCING ANY POST-SURGICAL COMPLICATIONS RELATED TO RETAINING A FOREIGN OBJECT. THERE WERE NO PHOTOGRAPHIC IMAGES OF THE DEVICE(S) OR A VIDEO RECORDING OF THE PROCEDURE AVAILABLE FOR ISI REVIEW. INFORMATION REGARDING PATIENT DEMOGRAPHICS, RELEVANT TESTING, AND MEDICAL HISTORY WERE REQUESTED; HOWEVER, THE REPORTER WAS NOT ABLE TO PROVIDE THAT INFORMATION."
        },
        {
          "mdr_text_key": "335858838",
          "text_type_code": "Additional Manufacturer Narrative",
          "patient_sequence_number": "0",
          "text": "BASED ON A RE-EVALUATION OF THE COMPLAINT INFORMATION, THIS COMPLAINT HAS BEEN RECLASSIFIED AS AN ADVERSE EVENT AND PRODUCT PROBLEM RATHER THAN JUST A PRODUCT PROBLEM, AS PREVIOUSLY REPORTED. CORRECTED INFORMATION CAN BE FOUND THE FOLLOWING FIELD: B1, B2, AND H1 B1 UPDATED FROM \"PRODUCT PROBLEM\" TO \"ADVERSE EVENT AND PRODUCT PROBLEM\". B2 UPDATED TO \"REQUIRED INTERVENTION\". H1 UPDATED FROM \"MALFUNCTION\" TO \"SERIOUS INJURY\"."
        },
        {
          "mdr_text_key": "335858839",
          "text_type_code": "Description of Event or Problem",
          "patient_sequence_number": "0",
          "text": "REFER TO H10/H11 FOR FOLLOW-UP INFORMATION."
        }
      ],
      "number_patients_in_event": "",
      "distributor_name": "",
      "manufacturer_g1_address_1": "3410 CENTRAL EXPRESSWAY",
      "distributor_zip_code": "",
      "manufacturer_contact_postal_code": "",
      "manufacturer_contact_exchange": "408",
      "manufacturer_contact_pcountry": "",
      "suppl_dates_fda_received": "08/11/2021;05/24/2023"
    }
  ]
}