FDA Adverse Event Injury Summary report: N

PROSTHESIS INTERVERTEBRAL DISC

MDR report key: 3780984 · Received April 30, 2014

Report

Report Number
2530088-2014-10073
Event Type
Injury
Date Received
April 30, 2014
Date of Event
April 20, 2011
Report Date
April 15, 2014
Manufacturer
SYNTHES BRANDYWINE
Product Code
MJO
PMA / PMN Number
PP050010
Adverse Event
Yes
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DEVICE WAS USED FOR TREATMENT, NOT DIAGNOSIS. MEAN AGE 41.8 +/- 7.73 YEARS FOR TOTAL DISC REPLACEMENT PRODISC-L GROUP (165 PATIENTS). TOTAL 165 PATIENTS IN PRODISC-L GROUP: 95 MALES AND 70 FEMALES. THIS REPORT IS FOR 1 UNKNOWN PRODISC-L, INFERIOR ENDPLATE, UNKNOWN PART/UNKNOWN LOT. IMPLANT DATE: UNKNOWN. DEVICE EXEMPTION STUDY OF THE PRODISC-L TOTAL DISC REPLACEMENT COMPARED WITH CIRCUMFERENTIAL ARTHRODESIS FOR THE TREATMENT OF TWO-LEVEL LUMBAR DEGENERATIVE DISC DISEASE, THE JOURNAL OF BONE AND JOINT SURGERY, VOL 93, 705-715. WITHOUT A LOT NUMBER THE DEVICE HISTORY RECORDS REVIEW COULD NOT BE COMPLETED. THE INVESTIGATION COULD NOT BE COMPLETED; NO CONCLUSION COULD BE DRAWN, AS NO PRODUCT WAS RECEIVED. IF INFORMATION IS OBTAINED THAT WAS NOT AVAILABLE FOR THE INITIAL MEDWATCH, A FOLLOW-UP MEDWATCH WILL BE FILED AS APPROPRIATE.

Description of Event or Problem · 1

THIS REPORT IS BEING FILED AFTER THE SUBSEQUENT REVIEW OF THE FOLLOWING JOURNAL ARTICLE, "PROSPECTIVE, RANDOMIZED, MULTICENTER FOOD AND DRUG ADMINISTRATION INVESTIGATIONAL DEVICE EXEMPTION STUDY OF THE PRODISC-L TOTAL DISC REPLACEMENT COMPARED WITH CIRCUMFERENTIAL ARTHRODESIS FOR THE TREATMENT OF TWO-LEVEL LUMBAR DEGENERATIVE DISC DISEASE." A TOTAL OF 237 PATIENTS WERE TREATED IN A RANDOMIZED CONTROLLED TRIAL DESIGNED AS A NON-INFERIORITY STUDY. THE PURPOSE OF THE STUDY WAS TO DETERMINE THE 24-MONTH RESULTS OF A CLINICAL TRIAL OF THE PRODISC-L TOTAL DISC REPLACEMENT AS COMPARED WITH SPINAL FUSION FOR THE TREATMENT OF LUMBAR DEGENERATIVE DISC DISEASE AT TWO CONTIGUOUS VERTEBRAL LEVELS FROM L3 TO S1. PATIENT RANDOMIZATION WAS PERFORMED WITH USE OF A 2:1 RATIO OF TOTAL DISC ARTHROPLASTY TO CIRCUMFERENTIAL ARTHRODESIS. THERE WERE 165 PATIENTS IN THE TOTAL DISC REPLACEMENT GROUP, THE MEAN AGE WAS 42 YEARS, COMPRISING 95 MALES AND 70 FEMALES. IN THE TOTAL DISC REPLACEMENT GROUP 14 PATIENTS WERE TREATED AT L3-L5 LEVEL AND 151 PATIENTS WERE TREATED AT L4-S1 LEVEL. FOUR PATIENTS OF 165 PATIENTS IN THE TOTAL DISC REPLACEMENT GROUP HAD A SECONDARY SURGICAL PROCEDURE AT THE INDEX LEVELS OR LEVELS. ONE PATIENT HAD ANTERIOR MIGRATION OF THE SUPERIOR ARTHROPLASTY IMPLANT AND UNDERWENT REVISION ARTHRODESIS AT THAT LEVEL. THIS IS REPORT 3 OF 6 FOR (B)(4). THIS REPORT FOR UNKNOWN PRODISC-L, INFERIOR ENDPLATE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
260057 PROSTHESIS INTERVERTEBRAL DISC MJO SYNTHES BRANDYWINE

Patients

Seq Age Sex Outcome Treatment
1 Required Intervention