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Mid-stage / Settlement talks ordered● EMERGING23 eventsMedical Device

Cartiva Implant

Medical Device · Cartiva synthetic cartilage implant (SCI) litigation — MDL 3172 (E.D. Ark., Judge Kristine G. Baker). Plaintiffs allege the polyvinyl alcohol hydrogel toe implant degrades, fragments, and fails prematurely, requiring painful revision surgery. Settlement talks ordered before August 2026 trial.

Defendant

Cartiva Inc.

MDL / Track

MDL 3172

E.D. Ark.

Judge

Chief Judge Kristine G. Baker

Plaintiffs

  • 14 pending (per JPML March 2, 2026 report)
  • no new filings tracked since report date

Bellwether / Trial

No verdicts yet

Settlement Status

  • Court-ordered mediation active since March 12, 2026 before former Magistrate Judge Lisa Lenihan
  • no global settlement reached
  • individual confidential settlements reported
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← Torts Case overview Litigation status Geographic exposure Key defendants Timeline Statute of limitations Live activity News PubMed openFDA Court filings

Case overview

The Judicial Panel on Multidistrict Litigation consolidated all federal Cartiva Synthetic Cartilage Implant litigation into MDL No. 3172 on February 5, 2026, assigning the docket to Judge Kristine G. Baker in the Eastern District of Arkansas. Plaintiffs allege Stryker's polyvinyl alcohol hydrogel toe implant carries failure rates reaching 50-64% in real-world use—far exceeding the 13.5% rate from the 2016 FDA approval trial—causing subsidence, bone erosion, and frequently necessitating revision fusion surgery. Stryker issued a voluntary Class II recall on October 31, 2024, after the FDA adverse event database accumulated more than 400 reports.

Causation Theory

The Cartiva SCI's polyvinyl alcohol hydrogel material degrades and shrinks under physiological mechanical loading, triggering subsidence into underlying bone, fragmentation, and migration from the implant site. Post-market studies documented failure rates substantially exceeding the 13.5% two-year failure rate from the UK/Canada premarket trial underlying FDA's 2016 510(k) clearance, with some published series reporting rates approaching two-thirds of procedures. The implant's failure to osseointegrate with bone creates a progressive mechanical mismatch that erodes surrounding bone structure and generates inflammatory responses, often culminating in arthrodesis.

Case Management Orders

Litigation status

MDL 3172 (In re: Cartiva Synthetic Cartilage Implant Products Liability Litigation) sits in the Eastern District of Arkansas before Chief Judge Kristine G. Baker, who scheduled an initial organizational hearing for August 26, 2026 at 1:30 p.m. per docket entry. The MDL was centralized February 5, 2026; CTO-6 issued June 24, 2026 transferred additional actions. Court-ordered mediation before former Magistrate Judge Lisa Lenihan began March 12, 2026; no global settlement framework announced.

MDL Track

MDL 3172

E.D. Ark.

Cartiva synthetic cartilage toe implant failure and revision surgery

State Court Activity

Prior West Virginia state bellwether (Tammy May case) delayed to August 2026; MDL centralization supersedes prior S.D.W. Va. federal bellwether schedule

Geographic exposure

Approximately 13,000-15,000 U.S. patients received Cartiva SCI implants from July 2016 through October 31, 2024 recall; 2.2 million Americans suffer hallux limitus/rigidus (target indication). FDA adverse event database contains 400+ reports, majority involving implant loosening or failure. Real-world failure rates 50-64% per independent studies versus 13.5% in original UK/Canada clinical trial (202 patients).

  • West Virginia

    Southern District of West Virginia: Judge Irene Berger scheduled first bellwether trial for August 3, 2026 with mandatory mediation to conclude by June 22, 2026; two filed cases at time of MDL petition. State court cases (Hughes and May) delayed to August 2026 by joint motion.

  • Pennsylvania

    Didonato v. Cartiva Inc. filed February 2025 (dual-implant recipient, 2018-2019); additional September 2025 filing citing 64% failure rate at four weeks per November 2020 study.

  • North Carolina

    Eastern District of North Carolina: Kiel v. Cartiva Inc. filed September 2025 alleging implant migration, removal, and subsequent big toe fusion; design defect and failure to warn claims on shrinkage-induced failure mechanism.

  • Maryland

    District of Maryland: Hyatt v. Cartiva Inc. et al. filed February 2026; plaintiff alleges permanent big toe injuries, device loosening and degradation. One of three cases that had advanced beyond complaint filing at time of MDL petition.

  • Illinois

    Northern District of Illinois: Kwasny v. Cartiva Inc. filed March 2025; Indiana plaintiff, implant failed to relieve hallux rigidus pain, left patient in worse condition.

  • Texas

    Northern District of Texas: Coleman v. Cartiva Inc. filed April 2024; early-filed case alleging device failure requiring revision surgery.

  • Arkansas

    Eastern District of Arkansas: MDL No. 3172 centralized February 5, 2026 before Judge Kristine G. Baker; venue selected due to Cartiva Inc. business operations through Arkansas suppliers and convenience-of-parties analysis per JPML transfer order.

  • Kentucky

    Identified as state with high plaintiff concentration per litigation activity reports; statute of limitations and tort reform considerations affect filing strategy.

Key defendants

Cartiva Inc.

Role: Manufacturer

JPML rejected its opposition to MDL consolidation Feb. 5, 2026; now facing centralized litigation in E.D. Ark. Previously argued cases were too individualized and cited ongoing settlement talks. Core defendant in all complaints.

Stryker B.V.

Role: Manufacturer

Named in early complaints alongside Cartiva Inc. and Wright Medical; issued October 2024 recall of all Cartiva SCI models. Post-recall litigation now focuses primarily on Cartiva Inc., but Stryker remains exposed in filed cases.

Wright Medical Group, N.V.

Role: Manufacturer

Named in 2024 complaints as original developer; acquired by Stryker in 2020. Current pleadings emphasize Cartiva Inc. as primary defendant, but Wright Medical retains derivative exposure in early-filed cases.

DefendantRoleIntelligence Note
Cartiva Inc.ManufacturerJPML rejected its opposition to MDL consolidation Feb. 5, 2026; now facing centralized litigation in E.D. Ark. Previously argued cases were too individualized and cited ongoing settlement talks. Core defendant in all complaints.
Stryker B.V.ManufacturerNamed in early complaints alongside Cartiva Inc. and Wright Medical; issued October 2024 recall of all Cartiva SCI models. Post-recall litigation now focuses primarily on Cartiva Inc., but Stryker remains exposed in filed cases.
Wright Medical Group, N.V.ManufacturerNamed in 2024 complaints as original developer; acquired by Stryker in 2020. Current pleadings emphasize Cartiva Inc. as primary defendant, but Wright Medical retains derivative exposure in early-filed cases.

Timeline

  1. 2016

    FDA Approves Cartiva SCI

    FDA grants premarket approval to Cartiva Synthetic Cartilage Implant for hallux rigidus based on Cartiva Motion study reporting 13.5% failure rate. PMA based on 202-patient trial conducted in UK and Canada.

  2. 2018

    Post-Market Failure Reports Surface

    Independent clinical studies document real-world failure rates of 50-64%, substantially exceeding manufacturer's reported rate. Stryker acquired Wright Medical Group in 2020, assuming Cartiva ownership.

  3. 2024-10

    Stryker Issues Nationwide Recall

    Stryker issues Class II device recall of all Cartiva SCI models and sizes, citing 'higher-than-expected' failure rates based on postmarket data. FDA adverse event database contains 400+ reports.

  4. 2025-08-01

    Bellwether Trial Rescheduled

    U.S. District Judge Irene Berger reschedules first federal Cartiva trial to August 3, 2026, following joint stipulation by parties. Discovery deadline extended to August 22, 2025.

  5. 2026-02-05

    JPML Consolidates MDL 3172

    JPML transfers all federal Cartiva SCI lawsuits to MDL No. 3172, In re: Cartiva Synthetic Cartilage Implant Products Liability Litigation, before Judge Kristine G. Baker in Eastern District of Arkansas. Transfer order rejects Cartiva's opposition that consolidation would disrupt settlement negotiations. Five actions and nine potential tag-alongs pending in seven districts at consolidation.

Live intelligence

AI litigation brief

Cartiva Implant remains mid-stage / settlement talks ordered with 23 current signals in the accepted feed.

Overview

MDL 3172 (In re: Cartiva Synthetic Cartilage Implant Products Liability Litigation) sits in the Eastern District of Arkansas before Chief Judge Kristine G. Baker, who scheduled an initial organizational hearing for August 26, 2026 at 1:30 p.m. per docket entry. The MDL was centralized February 5, 2026; CTO-6 issued June 24, 2026 transferred additional actions. Court-ordered mediation before former Magistrate Judge Lisa Lenihan began March 12, 2026; no global settlement framework announced.

Key developments

  • PACER court filing on Dec 31: Cartiva, Inc., Synthetic Cartilage Implant (SCI) Products Liability Litigation
  • Mealey's news on Jul 2: Ark. Federal Judge Schedules Meeting To Discuss Toe Joint Implant MDL Proceedings - Mealey's
  • MAUDE FDA alert on Jul 1: MAUDE Filing 25682081: UNKNOWN CARTIVA SCI IMPLANT
  • PubMed research on Jun 10: BioEnerGel: A mechanically-resilient bioenergetic hydrogel enhances chondrogenic differentiation for cartilage regeneration.

Trajectory

Court filings and press coverage are both active in MDL 3172, pointing to sustained litigation pressure rather than a one-off headline cycle. 6 live sources are contributing current context.

Editorial intelligence

MDL 3172 should stay on the lead docket watch because it is the primary consolidation vehicle for Cartiva.

Generated Aug 12, 2026, 2:00 AM UTC

23 events detected

Google News (5)

  • Ark. Federal Judge Schedules Meeting To Discuss Toe Joint Implant MDL Proceedings - Mealey's

    Mealey'sJul 2, 2026, 7:02 PM UTC
  • Legal Bay Presettlement Funding Provides 2026 Mass Tort Litigation Update on Talc, Depo-Provera, and Cartiva Claims - PR Newswire

    PR NewswireMar 5, 2026, 8:00 AM UTC
  • Legal Bay Presettlement Funding Provides 2026 Mass Tort Litigation Update on Talc, Depo-Provera, and Cartiva Claims - PR Newswire

    PR NewswireMar 5, 2026, 8:00 AM UTC
  • Cartiva Hid Toe Implant Safety Info, Pa. Woman's Suit Claims - Law360

    Law360Jan 23, 2026, 8:00 AM UTC
  • Cartiva Hid Toe Implant Safety Info, Pa. Woman's Suit Claims - Law360

    Law360Jan 23, 2026, 8:00 AM UTC
StudyPubMed
Detected Aug 12, 2026, 2:23 AM UTC

BioEnerGel: A mechanically-resilient bioenergetic hydrogel enhances chondrogenic differentiation for cartilage regeneration.

International journal of biological macromolecules • Kumar S • PMID 42263968 • Journal Article.

Confidence 74%Published Jun 10, 2026, 12:00 AM UTCSource →
PACERJPMLmdl-3172-stubDec 31, 2099, 12:00 AM UTC

Cartiva, Inc., Synthetic Cartilage Implant (SCI) Products Liability Litigation

PACER docket filed in JPML: Plaintiffs are suing Cartiva, Inc., alleging that its Cartiva Synthetic Cartilage Implant (SCI) is defective and prone to high failure rates. The litigation involves claims that the toe implant suffers from shrinkage and migration into the bone, causing severe pain and permanent deformity. Plaintiff

COURTLISTENERAug 12, 2026, 2:21 AM UTC

Divisional Office Map

ared_html

This appears to be a docket entry for a divisional office map, not a substantive court order.

COURTLISTENERJun 24, 2026, 12:00 AM UTC

Conditional Transfer Order (CTO-6) — Cartiva Synthetic Cartilage Implant

ared_html

The JPML conditionally transfers additional actions to the Eastern District of Arkansas for coordinated pretrial proceedings in MDL No. 3172, finding common questions of fact with previously transferred cases.

COURTLISTENERJun 22, 2026, 12:00 AM UTC

Initial Organizational Meeting Order — MDL No. 3172

ared_html

Court sets initial organizational hearing for August 26, 2026, in Cartiva Synthetic Cartilage Implant MDL, requiring counsel to appear by video or in person.

COURTLISTENERJun 9, 2026, 12:00 AM UTC

Conditional Transfer Order (CTO 5) — Cartiva Synthetic Cartilage Implant

ared_html

The JPML conditionally transfers additional actions to the Eastern District of Arkansas for coordinated pretrial proceedings in MDL No. 3172, finding common questions of fact with previously transferred cases.

COURTLISTENERMay 27, 2026, 12:00 AM UTC

Conditional Transfer Order (CTO 4) — Cartiva Synthetic Cartilage Implant

ared_html

The JPML conditionally transfers additional actions to the Eastern District of Arkansas for coordinated pretrial proceedings in MDL No. 3172, assigned to Judge Kristine G. Baker.

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LexGenius Ranking

88Score

Court, news, and regulatory activity are elevated

Evidence16 / 20
Momentum20 / 20
Exposure16 / 20
Regulatory16 / 20
Legal20 / 20

Monitoring

Live

monitoring

Last: Aug 12, 2026, 2:00 AM UTC

Next: —

Source Monitoring

PACER

44s

PACER

1m 44s

Google News

44s

MAUDE

10m 44s

PubMed

25m 44s

Event feed

23

events detected

Google NewsPACERMAUDEPubMed

AI Brief

Cartiva Implant remains mid-stage / settlement talks ordered with 23 current signals in the accepted feed.

Overview

MDL 3172 (In re: Cartiva Synthetic Cartilage Implant Products Liability Litigation) sits in the Eastern District of Arkansas before Chief Judge Kristine G. Baker, who scheduled an initial organizational hearing for August 26, 2026 at 1:30 p.m. per docket entry. The MDL was centralized February 5, 2026; CTO-6 issued June 24, 2026 transferred additional actions. Court-ordered mediation before former Magistrate Judge Lisa Lenihan began March 12, 2026; no global settlement framework announced.

Key developments

PACER court filing on Dec 31: Cartiva, Inc., Synthetic Cartilage Implant (SCI) Products Liability Litigation. ‖ Mealey's news on Jul 2: Ark. Federal Judge Schedules Meeting To Discuss Toe Joint Implant MDL Proceedings - Mealey's. ‖ MAUDE FDA alert on Jul 1: MAUDE Filing 25682081: UNKNOWN CARTIVA SCI IMPLANT. ‖ PubMed research on Jun 10: BioEnerGel: A mechanically-resilient bioenergetic hydrogel enhances chondrogenic differentiation for cartilage regeneration..

Generated Aug 12, 2026, 2:00 AM UTC

Tracked MDLs

MDL 3172

E.D. Ark.

Cartiva synthetic cartilage toe implant failure and revision surgery

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