Zimmer M/L Taper Hip Prosthesis or M/L Taper Hip Prosthesis with Kinectiv Technology and Versys Femoral Head
The Zimmer M/L Taper litigation consolidates claims that a modular hip-stem design, paired with a Versys femoral head, is prone to corrosion and fretting at the modular junction, releasing metal debris that causes tissue damage and often necessitates revision surgery. With only one action still pending against a much larger number of actions originally filed, this docket has moved almost entirely through its resolution lifecycle — a structural signal, not a comment on the strength of any individual claim, that the vast majority of this claim population has already been resolved.
For the docket's remaining action, resolution risk is now almost entirely individualized: general causation for modular hip-taper corrosion is well established in a docket this far along, so what remains is a case-specific inquiry into metal-ion testing, imaging findings, and the revision-surgery record for that particular claimant. That is a structurally different risk profile than an early-stage MDL still contesting whether a device defect theory holds up at all.
Remand is the standard procedural path for any action that does not resolve through a negotiated mechanism once a transferee court's coordinated pretrial role has run its course, and a docket this far into its lifecycle is a useful illustration of how that mechanic plays out — a large centralized docket resolving down to a small residual tail of individual cases proceeding on their own facts. That trajectory is common across mature device MDLs generally, even though the pace at which any single docket reaches it varies considerably.
Criterica Intelligence's regulated outcomes intelligence tracks this full lifecycle — from a newly centralized docket through a residual tail like this one — without predicting a specific outcome or dollar value for any remaining claim, applying the same structural framework to every stage of every active MDL regardless of how few actions remain.
It alleges that a modular hip-stem design combined with a Versys femoral head is prone to corrosion at the modular junction, releasing metal debris that causes tissue damage and often requires revision surgery. Claims are centralized before Judge Jesse M. Furman in the Southern District of New York.
With only one action remaining out of many originally filed, the overwhelming majority of this claim population has already moved through resolution, which is typical of an MDL well past its active litigation and settlement phase.
These cases generally center on whether the specific stem-and-head combination is prone to fretting and corrosion at the modular junction, evidenced through metal-ion testing, imaging, and findings at revision surgery.
Yes. Criterica Intelligence maintains a structural read across every active MDL regardless of size, including dockets in their final resolution tail, not only high-volume or newly centralized litigation getting the most attention.
Statistics shown reflect historical or illustrative model outputs derived from real case data. They are not predictions or guarantees of any individual outcome. Litigation results depend on facts, jurisdiction, judge, and counsel, and vary case by case. Model accuracy is subject to selection effects and changing legal dynamics.