MAUDE Adverse Event Report: MMJ SA DE CV (USD) INVOS; OXIMETER, TISSUE SATURATION

Model Number	PMSENS71-A-20
Medical Device Problem Code	Low Readings (2460)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/22/2021
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
According to the reporter, intra-operatively, the device showed about 10 points lower rso2 readings than the previous model after about 30 minutes of use.There was no patient injury.
Event or Problem Description
According to the reporter, intra-operatively, the device showed about 10 points lower rso2 readings that the previous model after about 30 minutes of use.The baseline was set before induction and preoxygenation and the patient's position was changed from time to time.There was no patient injury.
Additional Manufacturer Narrative
Additional information: b5, d9, g3, h3, h6 h3 evaluation summary: medtronic conducted an investigation based upon all information received.The device was available for evaluation.The evaluation found no potentially contributing factors, and the sample met all related specifications.It was reported that the monitor provided lower oximetry readings than expected.The reported issue could not be confirmed.The most likely cause could not be identified because no related problem was detected with the device.The manufacturing records for each device are thoroughly reviewed prior to release to ensure that it meets all medtronic quality specifications.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

• Brand Name: INVOS
• Common Device Name: OXIMETER, TISSUE SATURATION
• Manufacturer (Section D): MMJ SA DE CV (USD); ave henequen no 1181 desarroll; ciudad juarez 32590 ; MX 32590
• MDR Report Key: 11664315
• Report Number: 2936999-2021-00353
• Device Sequence Number: 16898015
• Product Code: MUD
• UDI-Device Identifier: 20884521556970
• UDI-Public: 20884521556970
• Combination Product (Y/N): N
• Initial Reporter Country: SW
• PMA/510(K) Number: K182868
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 06/22/2021

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
• Operator of Device: Health Professional
• Device Model Number: PMSENS71-A-20
• Device Catalogue Number: PMSENS71-A-20
• Device Lot Number: AD184300
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 05/07/2021
• Initial Date Received by Manufacturer: 03/23/2021
• Supplement Date Received by Manufacturer: 06/01/2021
• Initial Report FDA Received Date: 04/14/2021
• Supplement Report FDA Received Date: 06/22/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1