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MEDTRONIC HEART VALVES DIVISION ENVEO PRO DELIVERY SYSTEM; AORTIC VALVE, PROSTHESIS, PERCUTANEOUSLY DELIV
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| Model Number |
ENVPRO-14-US |
| Medical Device Problem Codes |
Detachment of Device or Device Component (2907); Positioning Problem (3009)
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| Health Effect - Clinical Code |
No Clinical Signs, Symptoms or Conditions (4582)
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| Date of Event |
09/24/2019
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Type of Reportable Event
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Malfunction
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Additional Manufacturer Narrative
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This report is being submitted as part of remediation activities associated with capa 643143, addressing mdr reporting guidance from the fda¿s 1995 preamble, which ensures complaints related to corrections and recalls previously reported to the fda under 21 cfr 806 are now reported as mdrs; this is not a new malfunction/event.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide 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.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
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Event or Problem Description
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Medtronic received information that during the implant of this transcatheter bioprosthetic valve (b)(6) into a failed 27 millimeter (mm) medtronic surgical valve, the root angle was 44 degrees but the prior surgical valve (sav) seemed canted in annulus.The sinus of valsalva (sov) was much larger, so it was planned to utilize snare to assist with crossing into the sav frame.It was reported that the patient had a tortuous anatomy.A confida guidewire was used.An 18 fr (gore) introducer sheath was used.The first attempt, the nosecone was snared in descending aorta and advanced the device and snare together without issue.The sav was able to be crossed with minor assistance from the snare.The snare was then pulled back along delivery catheter system (dcs) (0009583098) into the arch.The valve was attempted to be deployed with controlled pacing, however the valve was too deep at 10 mm on the non-coronary cusp (ncc) and 16 mm on the left coronary cusp (lcc).The valve was recaptured and re-deployed a second time.However, the dcs was unable to come off inner curve.After 4-5 attempts and uneven depths, the dcs was removed to exchange the confida guidewire with a double curve non-medtronic wire(lunderquist) to support the greater curve.A second dcs (0009598230) was opened and loaded a second valve (b)(6).This time the dcs was more centralized but the first implant attempt was too high.The valve was released on the second attempt without issues.It was reported that after the valve deployment, the dcs deployment handle was started to separate at opposite side of arrows along the crease while closing the capsule to the nose cone.After the dcs was removed from the body, the handle was examined and it separated completely.The deployed valve seemed somewhat constrained, so the decision was made to post dilate the valve and possibly fractured the sav.A 25 mm non-medtronic balloon was used, and was advanced in to place with the patient paced at 180 beats per minute (bpm).The balloon ended up rupturing during balloon aortic valvuloplasty (bav).The balloon was pulled down to the sheath, but was unable to be removed from the sheath.Eventually both were removed over the wire without issue.A post implant transesophageal echocardiogram (tee) revealed mild paravalvular leak (pvl) around one of the leaflets of the transcatheter valve.The plan is to monitor the pvl and do a follow up echocardiogram.No adverse patient effects were reported.
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Search Alerts/Recalls
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