NA 04.614.226Recalls & reported problems
Synthes GmbH · 4.5MM TI CANCELLOUS POLYAXIAL SCREW 26MM · Class 2 · Implant
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 8
- Deaths reported
- 0
- Injuries reported
- 6
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 8 adverse event reports that list this exact device (DI 10705034738840), received between Oct 31, 2019 and Jul 14, 2021 — classified as 6 injuries, 2 malfunctions.
The most frequently reported specific device problem is “Break” (1 report).
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.
Most reported problems
Device problems
- Adverse Event Without Identified Device or Use Problem6
- Break1
- Material Integrity Problem1
Patient problems
- Spinal Cord Injury5
- Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available1
- No Clinical Signs, Symptoms or Conditions1
- No Consequences Or Impact To Patient1
Recent adverse event reports
The 8 most recent of 8 reports, in the reporter's own words as published by the FDA.
InjuryJul 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1). PATIENT NO. 686, 687 ,688, MALE, (B)(6) YEARS OLD WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1). PATIENT NO. 1165, 1166, 1167, 1168, 1169, FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3). PATIENT (NO. 1394, 1395, 1396, 1397) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO. 1398, 1399, 1400) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO. 1401, 1402, 1403, 1404, 1405) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR/POSTERIOR CER
Patient problems: Spinal Cord Injury
MAUDE report 12169733 ↗InjuryJul 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1): PATIENT NO. (B)(6), MALE, (B)(6) WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1): PATIENT NO. (B)(6), FEMALE, (B)(6) WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3): PATIENT (NO. (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO. (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR/POSTERIOR CERVICAL FUSION WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. STENOSIS, CERVICOTHORACIC SPINE (1): PATIENT (NO. (B)(6))
Patient problems: Spinal Cord Injury
MAUDE report 12169687 ↗InjuryJul 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1): PATIENT NO. (B)(6), MALE, (B)(6) WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1): PATIENT NO. (B)(6), FEMALE, (B)(6) WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3): PATIENT (NO. (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO. (B)(6)), FEMALE, (B)(6) WHO UNDERWENT ANTERIOR/POSTERIOR CERVICAL FUSION WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. STENOSIS, CERVICOTHORACIC SPINE (1): PATIENT (NO. (B)(6))
Patient problems: Spinal Cord Injury
MAUDE report 12169641 ↗InjuryJul 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1) -PATIENT NO.(B)(6), MALE, (B)(6) YEARS OLD WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1) -PATIENT NO. (B)(6), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3) -PATIENT (NO. (B)(6))FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. -PATIENT (NO (B)(6)) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. -PATIENT (NO. (B)(6)) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR/POSTERIOR CERVICAL FUSION WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. STENOSIS, CERVICO
Patient problems: Spinal Cord Injury
MAUDE report 12169610 ↗InjuryJul 14, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1) -PATIENT NO.(B)(6), MALE, (B)(6) YEARS OLD WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1) -PATIENT NO. (B)(6), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3) -PATIENT (NO. (B)(6))FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. -PATIENT (NO (B)(6)) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. -PATIENT (NO. (B)(6)) FEMALE (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR/POSTERIOR CERVICAL FUSION WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. STENOSIS, CERVICO
Patient problems: Spinal Cord Injury
MAUDE report 12169592 ↗InjuryJul 12, 2021Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem
THIS REPORT IS BEING FILED AFTER THE REVIEW OF A CLINICAL EVALUATION REPORT (CER) FROM A RELATED RESEARCH ACTIVITY DATABASE (DDRA) FOR PATIENTS UNDERGOING CERVICAL FUSION. THE FOLLOWING COMPLICATIONS WERE REPORTED: READMISSION: NEOPLASM, BENIGN, NOS (1): PATIENT NO. (B)(6), MALE, (B)(6) YEARS OLD WHO UNDERWENT POSTERIOR C3-T2 DECOMPRESSION FOR TUMOR RESECTION AND FUSION WITH SYNAPSE INSTRUMENTATION READMITTED FOR NEOPLASM, BENIGN, NOS. NEOPLASM, METASTATIC, BRAIN/SPINAL CORD (1): PATIENT NO. (B)(6), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT POSTERIOR CERVICOTHORACIC DECOMPRESSION FUSION WAS READMITTED FOR NEOPLASM, METASTATIC, BRAIN/SPINAL CORD. STENOSIS, CERVICAL SPINE (3): PATIENT (NO. (B)(6)), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-C6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO (B)(6)), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR C5-6, C6-7 DISCECTOMY AND FUSION WITH ALLOGRAFT AND AVIATOR PLATE WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. PATIENT (NO. (B)(6)), FEMALE, (B)(6)-YEAR-OLD WHO UNDERWENT ANTERIOR/POSTERIOR CERVICAL FUSION WAS READMITTED DUE TO STENOSIS, CERVICAL SPINE. STENOSIS, C
Patient problems: Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available
MAUDE report 12150851 ↗MalfunctionMar 31, 2021Material Integrity Problem; Material Integrity Problem
IT WAS REPORTED THAT ON (B)(6), 2021, PATIENT UNDERWENT A POSTERIOR SPINAL FUSION PROCEDURE FOR UNKNOWN REASON. DURING THE CASE, SURGEON WAS PLACING A PEDICLE SCREW IN T1 RIGHT SIDE OF PATIENT. THE TULIP OF THE SCREW BROKE OFF THE SHANK OF THE SCREW. THE SHANK FOR THE SCREW WAS REMOVED AND A NEW SCREW WAS PLACED. THE PROCEDURE WAS COMPLETED SUCCESSFULLY WITH A SURGICAL DELAY OF 2 MINUTES. PATIENT OUTCOME WAS UNKNOWN. THIS COMPLAINT INVOLVES ONE (1) DEVICE. THIS REPORT IS FOR (1) 4.5MM TI CANCELLOUS POLYAXIAL SCREW 26MM. THIS REPORT IS 1 OF 1 FOR (B)(4).
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 11598737 ↗MalfunctionOct 31, 2019Break; Break
DEVICE REPORT FROM SYNTHES REPORTS AN EVENT IN (B)(6) AS FOLLOWS: IT WAS REPORTED A POSTERIOR CERVICAL FUSION FROM C2-C5 PROCEDURE USING THE SYNAPSE SYSTEM 3.5MM OCCURRED ON (B)(6) 2019 . UPON INSERTING THE C2 SCREWS, THE SURGEON NOTED THAT THE HEAD OF THE SCREW BROKE AND BECOME COMPLETED SEPARATED FROM THE SHAFT OF THE SCREW. IT WAS NOTED THAT THE PATIENT'S BONE WAS VERY HARD. TAPPING DID TAKE PLACE AT THAT LEVEL, HOWEVER THE SURGEON WAS ONLY ABLE TO TAP HALF WAY. THE SHAFT OF THE SCREW WAS REMOVED AND ANOTHER SCREW INSERTED. PROCEDURE WAS COMPLETED SUCCESSFULLY WITH NO SURGICAL DELAY. BOTH THE HEAD AND THE SHAFT WERE RETRIEVED FROM THE PATIENT CONCOMITANT DEVICES REPORTED: UNK - AWLS/TAPS: SPINE (PART#: UNKNOWN, LOT#: UNKNOWN, QUANTITY#: UNKNOWN). THIS IS REPORT 1 OF 1 FOR (B)(4).
Patient problems: No Consequences Or Impact To Patient
MAUDE report 9261485 ↗
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- XIA 4 5 48130000Stryker Corporation · Orthosis, spondylolisthesis spinal fixation29 reports
- XIA 4.5 System - XIA CT 48850000Stryker Corporation · Orthosis, spondylolisthesis spinal fixation27 reports
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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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