MYSPINE DRILL PILOT GUIDE T04 7.0534

MAUDE Adverse Event Report

MAUDE data represents reports of adverse events involving medical devices. This maude entry was filed with the FDA on 2018-11-09 for MYSPINE DRILL PILOT GUIDE T04 7.0534 manufactured by Medacta International Sa.

Event Text Entries

[129159165] Batch review performed on 09 november 2018. Lot 00940s: (b)(4) items manufactured and released on 28 september 2018. Expiration date: 2019-02-17. No anomalies found related to the problem. To date, no similar reported event in this devices. Additional instrument involved: myspine instruments 03. 22. 10. 7042 stopper sleeve 35 mm, drill2. 7 - lumbar. The lot is unknown, so no document review could be performed. Clinical evaluation performed by medical affairs director: a case of multi-level spinal stabilization, made extremely difficult by the minimal size of the pedicles at t4, has been treated with the use of patient specific guides. The surgeon reports that the guide did not stop the drill bit at the planned depth and therefore a thoracic puncture resulted. The clinical investigation cannot determine if a defect in the guide or in the planning caused the problem; other forms of investigation must be used to address this case. Investigation performed by my solution dept: the surgeon changed the planning putting the right entry point more ventral and more cranial. After the validation, we verified the planning (rev. 2) and we warned by email both the surgeon and the sales rep about the very ventral position of the screw, also highlighted adding warnings in the pdf planning report. The sale rep answered to our email confirming the intention of the surgeon to put the screws in that position. T04 drill pilot guide. The guide was designed as a standard procedure using the trajectory of the screws according to the revision of the planning (rev. 2). The tubes of the guide were automatically positioned in correspondence of the entry points. Due to the ventral position of the right screw, the tube is reduced in length posteriorly. Below there are some 3d views of the guide positioned on the vertebra. Conclusions: our analysis of the myspine process of this case found no deviations from the standard procedures. Each step has been performed correctly. Additional comments provided: after printing the t04 guide and bone model of the case code (b)(4), a control on t04 guide has been performed as per protocol: the guide resulted to fit easily and to have a good stability on the corresponding bone model. A functional control of the holes has been performed through go/no-go gauge whose result is positive. The tubes length and position are conform to the planning validate by the surgeon (as said in the previous analysis). No deviations from the standard procedures has been found. Each step has been performed correctly and consequently the products resulted to be fully conform.
Patient Sequence No: 1, Text Type: N, H10


[129159166] Complex case (extremely small pedicles) of kyphotic deformity. At level t4 the starting point of right screw moved more ventrally due to the topography of the vertebra. When the surgeon drilled he felt that the drill was advancing very deep into the bone, more than the drill stop should have been allowed. When he measured afterwards the protrusion of the drill out of the guide he had the impression that this did not correspond to the 35 mm of the drill stop should have been allowed. According to the surgeons the guide was correctly placed on the bone. According to the surgeon, he punctured the thoracic cavity with the drill and the patient needed a drainage afterwards to the treat the resulting pneumothorax.
Patient Sequence No: 1, Text Type: D, B5


MAUDE Entry Details

Report Number3005180920-2018-00870
MDR Report Key8054892
Date Received2018-11-09
Date of Report2018-11-09
Date of Event2018-10-10
Date Mfgr Received2018-10-10
Device Manufacturer Date2018-09-28
Date Added to Maude2018-11-09
Event Key0
Report Source CodeManufacturer report
Manufacturer LinkY
Number of Patients in Event0
Adverse Event Flag3
Product Problem Flag3
Reprocessed and Reused Flag3
Health Professional3
Initial Report to FDA3
Report to FDA3
Event Location3
Manufacturer ContactMR STEFANO BAJ
Manufacturer StreetSTRADA REGINA
Manufacturer CityCASTEL SAN PIETRO, SWITZERLAND 6874
Manufacturer CountrySZ
Manufacturer Postal6874
Manufacturer G1MEDACTA INTERNATIONAL SA
Manufacturer StreetSTRADA REGINA
Manufacturer CityCASTEL SAN PIETRO, SWITZERLAND 6874
Manufacturer CountrySZ
Manufacturer Postal Code6874
Single Use3
Previous Use Code3
Event Type3
Type of Report0

Device Details

Brand NameMYSPINE DRILL PILOT GUIDE T04
Generic NamePEDICLE SCREW PLACEMENT GUIDE
Product CodePQC
Date Received2018-11-09
Catalog Number7.0534
Lot Number00940S
Device Expiration Date2019-02-17
OperatorHEALTH PROFESSIONAL
Device AvailabilityN
Device Eval'ed by MfgrN
Device Sequence No1
Device Event Key0
ManufacturerMEDACTA INTERNATIONAL SA
Manufacturer AddressSTRADA REGINA CASTEL SAN PIETRO, SWITZERLAND 6874 SZ 6874


Patients

Patient NumberTreatmentOutcomeDate
101. Other 2018-11-09

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