da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: IT WAS REPORTED THAT AFTER COMPLETION OF A DA VINCI-ASSISTED HYSTERECTOMY PROCEDURE, THE PATIENT WAS FOUND TO HAVE SUSTAINED A BOWEL INJURY THAT WAS NOT IDENTIFIED INTRA-OPERATIVELY. THE INTUITIVE SURGICAL, INC. (ISI) CLINICAL SALES REPRESENTATIVE (CSR) WAS INFORMED ABOUT THE REPORTED EVENT FROM THE SURGEON'S 1ST ASSIST. THE CSR WAS NOT PRESENT DURING THE DA VINCI-ASSISTED SURGICAL PROCEDURE. THERE WERE NO REPORTS OF ANY INTRA-OPERATIVE COMPLICATIONS. THERE WAS ALSO NO ALLEGATION THAT A MALFUNCTION OF A DA VINCI SYSTEM, INSTRUMENT, OR ACCESSORY OCCURRED DURING THE SURGICAL PROCEDURE. AFTER THE SURGICAL PROCEDURE WAS COMPLETED, THE PATIENT WAS DISCHARGED FROM THE HOSPITAL ON AN UNKNOWN DATE. ON (B)(6) 2016, THE PATIENT RETURNED TO THE HOSPITAL AND WAS SEPTIC. AN EXPLORATORY LAPAROTOMY WAS PERFORMED ON THE PATIENT AND A HOLE WAS FOND ON THE TRANSVERSE COLON. PER THE CSR, THE SURGEON INFORMED HIM THAT DURING THE DA VINCI-ASSISTED SURGICAL PROCEDURE, HE WAS NOWHERE NEAR WHERE THE BOWEL INJURY WAS LOCATED. ACCORDING TO THE CSR, THE SITE DOES NOT KNOW WHAT CAUSED THE BOWEL INJURY. HOWEVER, THE CSR INDICATED THAT THE SITE IS SUSPECTING THAT THE BOWEL INJURY OCCURRED DURING INSERTION OF AN

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: IT WAS REPORTED THAT AFTER COMPLETION OF A DA VINCI-ASSISTED INGUINAL HERNIA REPAIR PROCEDURE, THE PATIENT WAS READMITTED TO THE HOSPITAL TWO TIMES. THE DATES OF THE READMISSIONS ARE UNKNOWN. IN ADDITION, THE REASONS FOR THE READMISSIONS ARE UNKNOWN. ON AN UNSPECIFIED DATE POST-OPERATIVELY, THE PATIENT PASSED AWAY. ON (B)(6) 2016, INTUITIVE SURGICAL, INC. (ISI) CONTACTED THE ISI CLINICAL SALES REPRESENTATIVE (CSR) AND OBTAINED THE FOLLOWING INFORMATION REGARDING THE REPORTED EVENT: THE CSR WAS NOT PRESENT DURING THE UNRECORDED DA VINCI-ASSISTED SURGICAL PROCEDURE. THERE WERE NO REPORTS OF ANY INTRA-OPERATIVE COMPLICATIONS. AFTER THE PATIENT PASSED AWAY ON AN UNSPECIFIED DATE, AN AUTOPSY WAS PERFORMED AND 3 SEPARATE PUNCTURE HOLES WERE FOUND ON THE PATIENT'S BOWEL. THE CSR DID NOT KNOW THE CAUSE OF THE BOWEL DEFECTS OR THE PATIENT'S DEATH.

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: PT WAS MY SISTER (B)(6), DOB (B)(6) 1957, WHO HAD ELECTIVE SURGERY ON (B)(6) 2016 FOR A PARTIAL HYSTERECTOMY. THE SURGERY WAS PERFORMED AT (B)(6) HOSPITAL IN (B)(6), WITH A DA VINCI ROBOT. DURING THE PROCEDURE, HER BOWEL WAS PERFORATED THREE TIMES. THIS WAS UNDETECTED BY THE SURGEON OR THE MEDICAL STAFF. SHE WAS KEPT OVERNIGHT FOR OBSERVATION DUE TO PAIN ON (B)(6) 2016 AND DISCHARGED ON (B)(6) 2016. SHE LIVED ALONE AND WAS IN TOUCH FOR A WHILE WITH DISTANT RELATIVES. WHEN NOT HEARD FROM ON (B)(6) 2014 A FRIEND WAS CALLED TO DO A WELFARE CHECK ON HER. SHE WAS FOUND UNCONSCIOUS, BLUE IN COLOR, DELIRIOUS AND IN SEVERE RESPIRATORY DISTRESS FROM SEPTIC SHOCK. SHE WAS TRANSPORTED VIA AMBULANCE TO (B)(6) HOSPITAL IN (B)(6) WHERE SHE WAS DIAGNOSED WITH SEPTIC SHOCK AND PLACED INTO EMERGENCY SURGERY. SHE DIED AT APPROX 9:45PM ON SUNDAY (B)(6) 2016. THE (B)(6) MEDICAL EXAMINER REPORT STATES THE CAUSE OF DEATH WAS SEPTIC SHOCK FROM THREE PERFORATIONS OF THE BOWEL. THIS PROBLEM FROM MY RESEARCH HAPPENS IN LESS THAN 1/2 OF ONE PERCENT OF CASES THAT ARE DONE WITH NORMAL LAPAROSCOPIC SURGERY WITH NO ROBOT. IT IS MY UNDERSTANDING THAT IT HAPPENS A LOT MORE OFTEN WITH THE DA VINCI ROBOT AND IS UNDE

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON (B)(6) 2016, INTUITIVE SURGICAL, INC. (ISI) RECEIVED FDA VOLUNTARY REPORT MW5064171 WITH THE FOLLOWING EVENT DESCRIPTION: PT WAS MY SISTER (B)(6), DOB (B)(6) 1957, WHO HAD ELECTIVE SURGERY ON (B)(6) 2016 FOR A PARTIAL HYSTERECTOMY. THE SURGERY PERFORMED AT (B)(6) HOSPITAL IN (B)(6), WITH A DA VINCI ROBOT. DURING THE PROCEDURE, HER BOWEL WAS PERFORATED THREE TIMES. THIS WAS UNDETECTED BY THE SURGEON OR THE MEDICAL STAFF. SHE WAS KEPT OVERNIGHT FOR OBSERVATION DUE TO PAIN ON (B)(6) 2016 AND DISCHARGED ON (B)(6) AND DISCHARGED ON (B)(6) 2016. SHE LIVED ALONE AND WAS IN TOUCH FOR A WHILE WITH DISTANT RELATIVES. WHEN NOT HEARD FROM ON (B)(6) 2014 A FRIEND WAS CALLED TO DO A WELFARE CHECK ON HER. SHE WAS FOUND UNCONSCIOUS, BLUE IN COLOR, DELIRIOUS AND IN SEVERE RESPIRATORY DISTRESS FROM SEPTIC SHOCK. SHE WAS TRANSPORTED VIA AMBULANCE TO (B)(6) HOSPITAL IN (B)(6) WHERE SHE WAS DIAGNOSED WITH SEPTIC SHOCK AND PLACED INTO EMERGENCY SURGERY. SHE DIED AT APPROX. 9:45 PM ON SUNDAY (B)(6) 2016. THE (B)(6) MEDICAL EXAMINER REPORT STATES THE CAUSE OF DEATH WAS SEPTIC SHOCK FROM THREE PERFORATIONS OF THE BOWEL. THIS PROBLEM FROM MY RESEARCH HAPPENS IN LESS THAN 1/2 OF ONE PERCENT OF CASES THAT

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: IT WAS INITIALLY REPORTED THAT AFTER COMPLETION OF A DA VINCI-ASSISTED TRANSORAL ROBOTIC (TORS) PROCEDURE, THE PATIENT ALLEGEDLY EXPERIENCED A CAROTID BLEED AND BLED TO DEATH. ON JULY 26, 2016, INTUITIVE SURGICAL, INC. (ISI) CONTACTED THE SITE AND OBTAINED THE FOLLOWING INFORMATION REGARDING THE REPORTED EVENT: ISI WAS INFORMED OF THE PATIENT DEATH BY THE SURGEON. THE DA VINCI-ASSISTED SURGICAL PROCEDURE WAS PERFORMED ON (B)(6) 2016 AND WAS UNRECORDED ON VIDEO. THERE WAS NO ALLEGATION THAT A MALFUNCTION OF A DA VINCI SYSTEM, INSTRUMENT, OR ACCESSORY OCCURRED DURING THE SURGICAL PROCEDURE. THERE WERE ALSO NO REPORTS OF ANY INTRA-OPERATIVE COMPLICATIONS. THE SURGICAL PROCEDURE WAS SUCCESSFULLY COMPLETED. ON (B)(6) 2016, THE CAROTID BLEED WAS IDENTIFIED AND THE PATIENT PASSED AWAY THE SAME DAY. PRIOR TO PASSING AWAY, IT IS UNKNOWN IF THE PATIENT RECEIVED ANY MEDICAL INTERVENTION DUE TO THE CAROTID BLEED. IT IS UNCLEAR AT THIS TIME IF AN AUTOPSY HAS BEEN OR WILL BE PERFORMED. NO FURTHER CLINICAL INFORMATION WAS PROVIDED.

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON DECEMBER 12, 2017, INTUITIVE SURGICAL, INC. (ISI) RECEIVED FDA VOLUNTARY REPORT MW5073827, WITH THE FOLLOWING EVENT DESCRIPTION: ON (B)(6), MY MOTHER (B)(6), (DOB (B)(6)) WAS OPERATED ON VIA DA VINCI ROBOTIC PROCEDURE BY TWO PHYSICIAN AT ROPER HOSPITAL IN (B)(6) FOR RIGHT UPPER LOBECTOMY. SHE IMMEDIATELY COMPLAINED OF ABDOMINAL PAIN (NEAR 8TH INTERCOSTAL SPACE WHERE CAMERA FROM ROBOT WAS INSERTED). THAT AFTERNOON FOLLOWING PROCEDURE, AND EVERY DAY THEREAFTER (DOCUMENT IN NURSE'S NOTES) UNTIL IT WAS DISCOVERED A FEW WEEK [SIC] LATER, HER RIGHT COLON HAD BEEN PERFORATED FOR SOME TIME AND EMERGENCY SURGERY WAS PERFORMED, AND THEN ALMOST BLED OUT FROM ANASTOMOSIS. THE DELAYED DIAGNOSIS OF PERFORATED COLON RESULTED IN A HEALTH DECLINE THAT RESULTED IN HER DEATH ON (B)(6) 2016. SHE TESTED POSITIVE FOR C. FREUNDII, CITROBACTER FREUNDII IS A SPECIES FACULTATIVE ANEROBIC GRAM-NEGATIVE BACTERIA OF THE (ENTERFOBACTERIACEAE FAMILY) IN HER RIGHT LUNG, AND WHITE BLOOD CELL COUNT WAS 59,000 FROM BACTERIA'S AND STOOL LEAKING OUT INTO ABDOMINAL CAVITY. SHE ALSO TESTED POSITIVE FOR SEVERAL OTHER BACTERIA'S INCLUDING CANDIDA TROPICALIS (FUNGUS). THANK YOU FOR LOOKING INTO THIS MATTER TO HELP WITH

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON (B)(6) 2016, MY MOTHER (B)(6), (DOB (B)(6)) WAS OPERATED ON VIA DA VINCI ROBOTIC PROCEDURE BY TWO PHYSICIANS AT ROPER HOSPITAL IN (B)(6) FOR RIGHT UPPER LOBECTOMY. SHE IMMEDIATELY COMPLAINED OF ABDOMINAL PAIN (NEAR 8TH INTERCOSTAL SPACE WHERE CAMERA FROM ROBOT WAS INSERTED). THAT AFTERNOON FOLLOWING PROCEDURE, AND EVERY DAY THEREAFTER (DOCUMENTED IN NURSE'S NOTES) UNTIL IT WAS DISCOVERED A FEW WEEK LATER, HER RIGHT COLON HAD BEEN PERFORATED FOR SOME TIME AND EMERGENCY SURGERY WAS PERFORMED, AND THEN ALMOST BLED OUT FROM ANASTOMOSIS. THE DELAYED DIAGNOSIS OF PERFORATED COLON RESULTED IN A HEALTH DECLINE THAT RESULTED IN HER DEATH ON (B)(6) 2016. SHE TESTED POSITIVE FOR C. FREUNDII, CITROBACTER FREUNDII IS A SPECIES OF FACULTATIVE ANEROBIC GRAM-NEGATIVE BACTERIA OF THE (ENTEROBACTERIACEAE FAMILY) IN HER RIGHT LUNG, AND WHITE BLOOD CELL COUNT WAS 59,000 FROM BACTERIA'S AND STOOL LEAKING OUT INTO ABDOMINAL CAVITY. SHE ALSO TESTED POSITIVE FOR SEVERAL OTHER BACTERIA'S INCLUDING CANDIDA TROPICALIS (FUNGUS). THANK YOU FOR LOOKING INTO THIS MATTER TO HELP WITH COMPLIANCE AND MAY BE PREVENTING THIS FROM HAPPENING TO OTHER PTS AND FAMILIES.

At approximately 10:23 a.m. on June 19, 2016, an employee was waiting for a sensor fault on A900 robotic cell to be cleared.The employee entered the robotic cell, seven robots present, and attempted to clear a sensor fault on the machine. The robot became activated and caught the employee from behind crushing her ribs and shoving the employee to a jig. The employee was killed.

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON (B)(6) 2016, INTUITIVE SURGICAL, INC. (ISI) RECEIVED FDA VOLUNTARY REPORT MW5060196 WITH THE FOLLOWING EVENT DESCRIPTION: MY DAD WAS (B)(6), HE HAD TWO AREAS OF CANCER (COLON AND NEAR RECTUM) THAT HAD TO BE REMOVED BUT THEY WERE EARLY STAGES AND DID NOT REQUIRE CHEMO OR RADIATION. HE WAS HEALTHY AND STILL WORKED AS A SUPERVISOR FOR THE FEDERAL GOVERNMENT. HE WASN'T SICK AND HAD NO SYMPTOMS GOING INTO SURGERY. HE WASN'T TAKING ANY MEDS PRIOR TO SURGERY. ON (B)(6) 2016, HE HAD ROBOTIC SURGERY AT (B)(6) HOSPITAL IN (B)(6). SURGERY WAS SCHEDULED FOR 7 HRS, BUT TOOK 9 HRS. ON (B)(6) 2016, EMERGENCY SURGERY WAS PERFORMED TO REPAIR LEAKING ILEUM DUE TO NIPPED EQUIPMENT. BY THIS TIME, HIS ORGAN WERE HAVING PROBLEMS. ON (B)(6) 2016, ANOTHER EMERGENCY SURGERY. ON (B)(6) 2016, MY FATHER DIED. WHAT IS INTERESTING, I SENT A MASS EMAIL TO MY JOB REACHING OVER 100 PEOPLE TO EXPLAIN WHAT HAPPENED TO MY FATHER TO AVOID QUESTIONS. THERE WAS A CO-WORKER THAT LOST HER FATHER FROM ROBOTIC COLON SURGERY IN (B)(6) 2 YRS PRIOR. SHE EXPLAINED THE DOCTOR NIPPED AN AREA AND THEY HAD TO GO BACK INTO SURGERY TO FIX IT. HE LATER DIED; 7 DAYS LATER. PLEASE HELP US. THIS IS WRONG AND SO VERY SAD. MY FATHER'S L

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON (B)(6) 2016, IT WAS INITIALLY REPORTED BY THE INTUITIVE SURGICAL, INC. (ISI) CLINICAL SALES REPRESENTATIVE (CSR) THAT AFTER COMPLETION OF A DA VINCI-ASSISTED PARTIAL NEPHRECTOMY PROCEDURE PERFORMED ON (B)(6) 2016, THE PATIENT WAS IN A BAD GENERAL STATE AND WAS TRANSFERRED TO EMERGENCY SERVICE. A SURGEON REPORTEDLY FOUND A LITTLE WOUND ON THE SMALL INTESTINE AT UNSPECIFIED TIME AFTER THE DA VINCI PROCEDURE WAS COMPLETED. THE PATIENT WAS NOTED TO BE IN THE ICU. ON 02/29/2016 AND 03/03/2016, ISI RECEIVED ADDITIONAL INFORMATION REGARDING THE REPORTED EVENT FROM THE CSR AND THE ISI AREA SALES MANAGER (ASM). THE CSR WAS PRESENT DURING THE CASE AND THE INFORMATION SOURCE IS BASED ON THE CSR'S OBSERVATION AND DISCUSSIONS WITH THE PROCTOR: PRIOR TO UNDERGOING THE DA VINCI SURGICAL PROCEDURE, THE PATIENT HAD MULTIPLE, PREVIOUS ABDOMINAL SURGERIES AND COMPLICATIONS IN THE PAST INCLUDING A PARTIAL NEPHRECTOMY, CHOLECYSTECTOMY, BILE DUCT INFLAMMATION (CHOLEDOCH), AND A PERFORATION OF ANOTHER UNSPECIFIED STRUCTURE. THERE WERE NO REPORTS OF A MALFUNCTION OF THE DA VINCI SYSTEM, INSTRUMENTS, OR ACCESSORIES DURING THE SURGICAL PROCEDURE. THE SURGICAL STAFF HAD DIFFICULTIES WITH PLACING THE TROCA

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: IT WAS REPORTED THAT DURING A DA VINCI-ASSISTED PARTIAL NEPHRECTOMY PROCEDURE, THE PATIENT EXPERIENCED UNSPECIFIED INTRA-OPERATIVE COMPLICATIONS AND THE CASE WAS CONVERTED TO OPEN SURGERY. POST-OPERATIVELY, THE PATIENT EXPERIENCED COMPLICATIONS AND THE PATIENT SUBSEQUENTLY PASSED AWAY ON AN UNKNOWN DATE. ON 03/18/2016, INTUITIVE SURGICAL, INC. (ISI) CONTACTED THE INITIAL REPORTER TO OBTAIN ADDITIONAL INFORMATION REGARDING THE REPORTED EVENT. THE INITIAL REPORTER WAS NOT PRESENT DURING THE DA VINCI-ASSISTED SURGICAL PROCEDURE. ACCORDING TO THE INITIAL REPORTER, THERE WERE NO REPORTS THAT A MALFUNCTION OF A DA VINCI SYSTEM, INSTRUMENT, OR ACCESSORY OCCURRED. TO HER KNOWLEDGE, THE PATIENT SUSTAINED AN UNSPECIFIED TYPE OF BOWEL INJURY. SHE DID NOT KNOW THE CAUSES OF THE PATIENT'S OPERATIVE COMPLICATIONS OR DEATH.

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: ON (B)(6) 2016, INTUITIVE SURGICAL, INC. (ISI) RECEIVED FDA VOLUNTARY REPORT MW5060196 WITH THE FOLLOWING EVENT DESCRIPTION: MY DAD WAS (B)(6), HE HAD TWO AREAS OF CANCER (COLON AND NEAR RECTUM) THAT HAD TO BE REMOVED BUT THEY WERE EARLY STAGES AND DID NOT REQUIRE CHEMO OR RADIATION. HE WAS HEALTHY AND STILL WORKED AS A SUPERVISOR FOR THE FEDERAL GOVERNMENT. HE WASN'T SICK AND HAD NO SYMPTOMS GOING INTO SURGERY. HE WASN'T TAKING ANY MEDS PRIOR TO SURGERY. ON (B)(6) 2016, HE HAD ROBOTIC SURGERY AT (B)(6) HOSPITAL IN (B)(6). SURGERY WAS SCHEDULED FOR 7 HRS, BUT TOOK 9 HRS. ON (B)(6) 2016, EMERGENCY SURGERY WAS PERFORMED TO REPAIR LEAKING ILEUM DUE TO NIPPED EQUIPMENT. BY THIS TIME, HIS ORGAN WERE HAVING PROBLEMS. ON (B)(6) 2016, ANOTHER EMERGENCY SURGERY. ON (B)(6) 2016, MY FATHER DIED. WHAT IS INTERESTING, I SENT A MASS EMAIL TO MY JOB REACHING OVER 100 PEOPLE TO EXPLAIN WHAT HAPPENED TO MY FATHER TO AVOID QUESTIONS. THERE WAS A CO-WORKER THAT LOST HER FATHER FROM ROBOTIC COLON SURGERY IN (B)(6) 2 YRS PRIOR. SHE EXPLAINED THE DOCTOR NIPPED AN AREA AND THEY HAD TO GO BACK INTO SURGERY TO FIX IT. HE LATER DIED; 7 DAYS LATER. PLEASE HELP US. THIS IS WRONG AND SO VERY SAD. MY FATHER'S L

da Vinci Surgical System — Death report filed with FDA (MAUDE). A MAUDE report does not establish that the device caused the outcome. Reported narrative: MY DAD WAS (B)(6), HE HAD TWO AREAS OF CANCER (COLON AND NEAR RECTUM) THAT HAD TO BE REMOVED BUT THEY WERE EARLY STAGES AND DID NOT REQUIRE CHEMO OR RADIATION. HE WAS HEALTHY AND STILL WORKED AS A SUPERVISOR FOR THE FEDERAL GOVERNMENT. HE WASN'T SICK AND HAD NO SYMPTOMS GOING INTO SURGERY. HE WASN'T TAKING ANY MEDS PRIOR TO SURGERY. ON (B)(6) 2016, HE HAD ROBOTIC SURGERY AT (B)(6) HOSPITAL IN (B)(6). SURGERY WAS SCHEDULED FOR 7 HRS, BUT TOOK 9 HRS. ON (B)(6) 2016, EMERGENCY SURGERY WAS PERFORMED TO REPAIR LEAKING ILEUM DUE TO NIPPED EQUIPMENT. BY THIS TIME, HIS ORGAN WERE HAVING PROBLEMS. ON (B)(6) 2016, ANOTHER EMERGENCY SURGERY. ON (B)(6) 2016, MY FATHER DIED. WHAT IS INTERESTING, I SENT A MASS EMAIL TO MY JOB REACHING OVER 100 PEOPLE TO EXPLAIN WHAT HAPPENED TO MY FATHER TO AVOID QUESTIONS. THERE WAS A CO-WORKER THAT LOST HER FATHER FROM ROBOTIC COLON SURGERY IN (B)(6) 2 YRS PRIOR. SHE EXPLAINED THE DOCTOR NIPPED AN AREA AND THEY HAD TO GO BACK INTO SURGERY TO FIX IT. HE LATER DIED; 7 DAYS LATER. PLEASE HELP US. THIS IS WRONG AND SO VERY SAD. MY FATHER'S LAST WORDS, "THEY MESSED UP". IT'S HEARTBREAKING BECAUSE HE SUFFERED IN PAIN WHILE THE DOCTORS TRIED TO FIGURE IT OUT. OUR DOC