| Catalog Number |
100303 |
| Medical Device Problem Code |
Incorrect Measurement (1383)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
05/30/2025
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Type of Reportable Event
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Serious Injury
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Event or Problem Description
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Patient underwent right heart catheterization (rch) and recalibration on (b)(6) 2025.The calibration results are currently under review to determine if the sensor was operating within the acceptable accuracy range.
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Additional Manufacturer Narrative
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Additional information will be submitted via follow-up report within 30 days of receipt.
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Additional Manufacturer Narrative
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Updated section(s) b1, b2, b5, b5, g3, g6, h1, h2 and h6.(b5) additional information received indicates that a right heart catheterization (rhc) was performed to confirm the accuracy of the pressure sensor against a reference pressure.The sensor was found to be outside the range of accuracy; therefore, a calibration during rhc via swan-ganz confirmed that a sensor adjustment of 13.8mmhg was required.Additional information will be submitted via follow-up report within 30 days of receipt.
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Additional Manufacturer Narrative
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Updated section(s) b1, b2, b5, b5, g3, g6, h1, h2 and h6.(b5) additional information received indicates that a right heart catheterization (rhc) was performed to confirm the accuracy of the pressure sensor against a reference pressure.The sensor was found to be outside the range of accuracy; therefore, a calibration during rhc via swan-ganz confirmed that a sensor adjustment of 13.8mmhg was required additional information will be submitted via follow-up report within 30 days of receipt.
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Additional Manufacturer Narrative
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Updated section(s): g3, g6, h2, h3 and h6.(h3) the sensor was not returned for evaluation as it remains implanted.The device history record (dhr) for the sensor lot was reviewed and it was confirmed that all manufacturing operations and inspections were performed, all acceptance criteria were met, and no relevant nonconformances were associated with the sensor lot at the time of manufacture.Approximately 919 days after the patient's mycordella sensor implant, the patient underwent an unscheduled 3-year right heart catheterization (rhc) recalibration.The offset determined during the recalibration fell outside the fluid-filled reference measurement error range, thereby confirming that the sensor was providing inaccurate measurements.Following recalibration, the mpap trend has remained stable and consistent.While the exact cause of the reported event cannot be conclusively determined, the measurement stability afterwards indicates that the sensor's inaccurate measurement was finite and has been effectively corrected through recalibration.
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Search Alerts/Recalls
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