NA 04.647.836Recalls & reported problems
Synthes GmbH · 3.7MM TI CERVICAL SPINE SCREW SLF-DRLG/VARIABLE ANGLE 16MM · Class 2 · Implant
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 6
- Deaths reported
- 0
- Injuries reported
- 1
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 6 adverse event reports that list this exact device (DI 10705034751368), received between Apr 2, 2018 and May 17, 2024 — classified as 1 injury, 5 malfunctions.
The most frequently reported specific device problem is “Compatibility Problem” (2 reports).
1 other recall cover devices cleared under the same FDA submission (K112068); they may or may not involve this specific model.
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.
Reports received per month
Most reported problems
Device problems
- Compatibility Problem2
- Material Twisted/Bent2
- Adverse Event Without Identified Device or Use Problem1
- Device-Device Incompatibility1
Patient problems
- No Clinical Signs, Symptoms or Conditions2
- No Known Impact Or Consequence To Patient2
- Hematoma1
- No Consequences Or Impact To Patient1
- Not Applicable1
Recent adverse event reports
The 6 most recent of 6 reports, in the reporter's own words as published by the FDA.
MalfunctionMay 17, 2024Compatibility Problem; Compatibility Problem
IT WAS REPORTED THAT ON FEBRUARY 3, 2024, AFTER DRILLING THE SCREW INTO THE SCREW HOLE OF THE CAGE, THE SCREW COULD NOT BE BACKED OUT AGAIN FOR ANGLE CORRECTION BECAUSE THE PLATE ON THE CAGE WAS STUCK. IT WILL NOT UNLOCK. THERE WAS NO SURGICAL DELAY. THE PROCEDURE WAS COMPLETED SUCCESSFULLY. THE PATIENT WAS IN STABLE CONDITION. THIS REPORT INVOLVES ONE (1) 3.7MM TI CERVICAL SPINE SCREW SLF-DRLG/VARIABLE ANGLE 16MM. THIS IS REPORT 2 OF 2 FOR (B)(4).
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19339532 ↗MalfunctionApr 18, 2022Compatibility Problem; Compatibility Problem
DEVICE REPORT FROM DEPUY SYNTHES REPORTS AN EVENT IN (B)(6) AS FOLLOWS: THIS IS REPORT 2 OF 3 FOR (B)(4). IT WAS REPORTED BY THE SALES REP IN CANADA THAT DURING AN UNKNOWN SURGERY ON AN UNKNOWN DATE, IT WAS OBSERVED THAT THE FUSION CAGE DEVICE WAS UNSTABLE IN ITS ROTATION AND COULD NOT BE USED. ACCORDING TO THE REPORT, TWO SCREW DEVICES WERE WASTED AS A RESULT. ANOTHER LIKE DEVICES WERE USED TO COMPLETE THE PROCEDURE WITH A DELAY OF 10 MINUTES. THERE WERE NO ADVERSE PATIENT CONSEQUENCES REPORTED. NO ADDITIONAL INFORMATION WAS PROVIDED. THIS REPORT IS FOR ONE (1) 3.7 TI CERV SPINE SCREW SLF-DRLG/VA 16MM DEVICE. THIS COMPLAINT INVOLVES THREE (3) DEVICES.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 14137471 ↗MalfunctionJan 16, 2019Device-Device Incompatibility; Device-Device Incompatibility
IT WAS REPORTED THAT DURING AN ANTERIOR CERVICAL FUSION ON (B)(6) 2018, THE SURGEON WAS NOT ABLE TO FULLY SEAT THE TITANIUM CERVICAL SPINE SCREW SELF -DRILLING/VARIABLE ANGLE TO ENGAGE THE LOCKING MECHANISM. AFTER USING SUPPLIED AWL, THE SURGEON ATTEMPTED MULTIPLE TIMES USING THE ANGLED AND STRAIGHT SCREWDRIVER TO FULLY SEAT THE SCREW WITHIN LOCKING ZONE (PAST THE LOCKING BUTTON ON THE PLATE). THE SURGEON TRIED TO USE THE SCREW REMOVAL SCREWDRIVER IN AN ATTEMPT TO GET BETTER PURCHASE WHEN TRYING TO FULLY ENGAGE THE SCREW. SURGEON WAS UNABLE TO DO SO AND FELT CONFIDENT IN LEAVING THE SCREW 1MM PROUD. SURGEON MENTIONED THAT THE SCREW WAS NOT MOVING, AND HE DIDN¿T WANT TO ATTEMPT TO REMOVE THE SCREW BEYOND WHAT HAD BEEN ATTEMPTED. SURGEON DID NOT WANT TO CAUSE MORE HARM IN TRYING TO REMOVE THE SCREW. THE REST OF THE OPERATION CONTINUED, AND SURGEON WAS SATISFIED. THERE WAS AN UNKNOWN SURGICAL DELAY. THERE WAS NO PATIENT CONSEQUENCE. CONCOMITANT DEVICES: SCREWDRIVER (PART: UNKNOWN, LOT: UNKNOWN, QUANTITY: UNKNOWN), PLATE (PART: UNKNOWN, LOT: UNKNOWN, QUANTITY: UNKNOWN). THIS REPORT IS FOR A 3.7MM TITANIUM (TI) CERVICAL SPINE SCREW. THIS IS REPORT 1 OF 1 FOR (B)(4).
Patient problems: No Consequences Or Impact To Patient
MAUDE report 8252644 ↗MalfunctionJul 30, 2018Material Twisted/Bent; Material Twisted/Bent
DEVICE REPORT FROM SYNTHES EUROPE REPORTS AN EVENT IN (B)(6) AS FOLLOWS: IT WAS REPORTED THAT ON (B)(6) 2018, PATIENT UNDERWENT A CERVICAL 5/6 ANTERIOR CERVICAL DISCECTOMY AND FUSION (ACDF) SURGERY. DURING THE SURGERY WHILE THE SURGEON WAS IMPLANTING SCREWS, A SUPERIOR SCREW WAS LOCKED OFF DUE TO THE STARDRIVE SHAFT BEING STRIPPED AND NOT ABLE TO ENGAGE IN THE HEAD OF THE SCREW. THE BLOCKING SCREW WAS NOT ENGAGED. SCREW WAS NOT LOCKED OFF. THE INFERIOR SCREW WAS LOCKED BUT IT WAS ALSO STRIPPED. THE SURGEON TRIED TO USE THE SAME PRODUCT, STARDRIVE SCREWDRIVER SHAFT BUT IT FAILED. BOTH STARDRIVE SCREWDRIVER SHAFTS WERE NOT FUNCTIONING AND COULD NOT BE USED. THE PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS A TEN-MINUTE SURGICAL DELAY. THERE WAS NO ADVERSE EFFECT TO THE PATIENT. THE PATIENT WAS STABLE. THIS REPORT IS FOR ONE (1) 3.7MM TI CERVICAL SPINE SCREW SLF-DRLG/VARIABLE ANGLE 16MM. THIS IS REPORT 4 OF 4 FOR (B)(4).
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 7732812 ↗MalfunctionJul 30, 2018Material Twisted/Bent; Material Twisted/Bent
DEVICE REPORT FROM SYNTHES EUROPE REPORTS AN EVENT IN (B)(6) AS FOLLOWS: IT WAS REPORTED THAT ON (B)(6) 2018, PATIENT UNDERWENT A CERVICAL 5/6 ANTERIOR CERVICAL DISCECTOMY AND FUSION (ACDF) SURGERY. DURING THE SURGERY WHILE THE SURGEON WAS IMPLANTING SCREWS, A SUPERIOR SCREW WAS LOCKED OFF DUE TO THE STARDRIVE SHAFT BEING STRIPPED AND NOT ABLE TO ENGAGE IN THE HEAD OF THE SCREW. THE BLOCKING SCREW WAS NOT ENGAGED. SCREW WAS NOT LOCKED OFF. THE INFERIOR SCREW WAS LOCKED BUT IT WAS ALSO STRIPPED. THE SURGEON TRIED TO USE THE SAME PRODUCT, STARDRIVE SCREWDRIVER SHAFT BUT IT FAILED. BOTH STARDRIVE SCREWDRIVER SHAFTS WERE NOT FUNCTIONING AND COULD NOT BE USED. THE PROCEDURE WAS COMPLETED SUCCESSFULLY. THERE WAS A TEN-MINUTE SURGICAL DELAY. THERE WAS NO ADVERSE EFFECT TO THE PATIENT. THE PATIENT WAS STABLE. THIS REPORT IS FOR ONE (1) 3.7MM TI CERVICAL SPINE SCREW SLF-DRLG/VARIABLE ANGLE 16MM. THIS IS REPORT 3 OF 4 FOR (B)(4).
Patient problems: No Known Impact Or Consequence To Patient
MAUDE report 7732811 ↗InjuryApr 2, 2018Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
IT WAS REPORTED THAT THE PATIENT HAD A REVISION PROCEDURE ON (B)(6) 2018 DUE TO POOR ANGULATION OF A 16MM ZERO-P VA SCREW AND A HEMATOMA. THE PATIENT WAS INITIALLY IMPLANTED WITH A ZERO-P VA CAGE AND TWO (2) 16MM SCREWS ON (B)(6) 2018 DUE TO DEGENERATIVE DISC DISEASE (DDD) AT C5-C6. DURING A FOLLOW-UP MAGNETIC RESONANCE IMAGING (MRI), THE SURGEON DIDN¿T LIKE THE ANGULATION OF ONE (1) OF THE IMPLANTED 16MM SCREWS AND WANTED A SCREW WITH A BIGGER PURCHASE INTO THE VERTEBRAL BODY. THERE WAS NO ISSUE WITH THE SCREW. THE PATIENT WAS BROUGHT BACK FOR A REVISION TO REMOVE A HEMATOMA AND THEY DECIDED TO REMOVE THE 16MM SCREW AND REPLACE IT WITH A 18MM SCREW. DURING THE REVISION PROCEDURE, WHEN ATTEMPTING TO IMPLANT A ZERO-P VA 18MM SELF-TAPPING ¿RESCUE SCREW¿ IN THE IMPLANTED ZERO-P VA CAGE, THE SCREW WOULD NOT MOVE PAST 16MM OF DEPTH. IT SPUN IN PLACE AND WOULD NOT FULLY SEAT. THE 18MM SCREW WAS REMOVED AND A NEW 16MM SCREW WAS IMPLANTED IN ITS PLACE. NO SURGICAL DELAY AND NO PATIENT CONSEQUENCE. THE ZERO-P VA CAGE REMAINED IMPLANTED ALONG WITH THE ONE (1) 16MM SCREW WHICH WAS NEVER EXPLANTED FROM THE (B)(6) 2018 SURGERY. NO SURGICAL DELAY DURING THE INITIAL SURGERY. THIS COMPLAINT IS LIN
Patient problems: Hematoma; Not Applicable
MAUDE report 7391234 ↗
Recalls under the same FDA submission
These recalls involve devices cleared under K112068. One submission often covers many models, so check the product and lot details in each record.
- Z-0455-2014 · Sep 30, 2013 · TerminatedSynthes Zero-P VA Implant 7 MM Height Parallel Sterile The Synthes Zero-P VA Implant 7 MM Height Parallel Sterile is a stand alone anterior cervical interbody fusion device indica
Other Intervertebral fusion device with integrated fixation, cervical devices
- NA 03.617.902Synthes GmbH · Intervertebral fusion device with integrated fixation, cervical103 reports
- NA 03.617.900Synthes GmbH · Intervertebral fusion device with integrated fixation, cervical77 reports
- Divergence® Anterior Cervical Fusion System G6626525Medtronic Sofamor Danek, Inc. · Intervertebral fusion device with integrated fixation, cervical75 reports
- Divergence® Anterior Cervical Fusion System G6626526Medtronic Sofamor Danek, Inc. · Intervertebral fusion device with integrated fixation, cervical49 reports
- NA 03.617.905Synthes GmbH · Intervertebral fusion device with integrated fixation, cervical29 reports
- NA 03.617.904Synthes GmbH · Intervertebral fusion device with integrated fixation, cervical27 reports
- Divergence® Anterior Cervical Fusion System G6626746Medtronic Sofamor Danek, Inc. · Intervertebral fusion device with integrated fixation, cervical21 reports
- NA 03.647.972Synthes GmbH · Intervertebral fusion device with integrated fixation, cervical17 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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