Table of contents
- Latest Aesculap Knee Lawsuit Updates
- November 17, 2025: Aesculap Settles for $38.5 Million
- April 1, 2025: Aesculap Implant Systems Closes
- March 28, 2025: FDA Lists Univation X Recall as Terminated
- March 19, 2021: Aesculap Issues Class 2 Univation X Recall
- December 29, 2020: Aesculap Tells Customers to Hold Univation X Stock
- November 19, 2020: B. Braun Halts Univation X Implants
- December 30, 2019: Florida Federal Judge Remands Injury Cases
- February 12, 2019: Stafford Whistleblower Case Filed
- November 7, 2017: Patients Sue over Aesculap Knees in California
- August 11, 2017: Marien and McGee File Whistleblower Case
- What Is the Aesculap Knee System?
- Who May Be Affected?
- Reported Injuries or Damages
- Recall and Regulatory Background
- Evidence to Preserve
- Filing Deadlines
- Frequently Asked Questions
- What Is the Exact Amount of the Aesculap Knee Lawsuit Settlement?
- What Knee Replacements Are Being Recalled?
- What Has Aesculap Said About the Allegations?
- Why Did the Government Bring the Aesculap Knee Lawsuit?
- Did the Aesculap Settlement Involve Other Devices?
Aesculap knee implants, including the VEGA System Knee, are the subject of a federal settlement and several patient injury suits. The government says the VEGA failed early. Some patients needed revision surgery.
Aesculap Implant Systems settled federal False Claims Act allegations for $38.5 million on November 17, 2025, and it denies them. No MDL has been formed.
Patients who say a knee implant hurt them have filed separate injury suits, including cases returned to Florida state court in 2019. A separate recall of the univation X knee ended in 2025.
Lawsuit at a glance
- Case or litigation name: United States ex rel. Marien & McGee v. Aesculap (False Claims Act settlement) and individual knee implant injury suits
- Defendants: Aesculap Implant Systems, LLC (a B. Braun subsidiary)
- Court and docket number, when available: U.S. District Court, Eastern District of Pennsylvania, Nos. 19-cv-1618 and 19-cv-4108
- MDL number, judge, and case count, when an MDL exists: No MDL
- Filing date: August 11, 2017 (first whistleblower complaint)
- Main allegations: Alleged: Aesculap knew the VEGA knee would fail prematurely because bone cement did not properly adhere, causing loosening; Aesculap denies the allegations
- Products or people involved: VEGA System Knee (sold in the U.S. from 2010) and univation X knee implants; patients who received them
Latest Aesculap Knee Lawsuit Updates
November 17, 2025: Aesculap Settles for $38.5 Million
The U.S. Attorney for the Eastern District of Pennsylvania and the Justice Department announced that Aesculap Implant Systems, a B. Braun subsidiary, will pay $38.5 million over allegations about the VEGA System Knee [1].
Aesculap denies the allegations in its own statement [2]. The money goes to the federal government and none goes to patients. The allegations are not court findings.
April 1, 2025: Aesculap Implant Systems Closes
Aesculap Implant Systems posted on its website that its instrumentation and implant products are no longer available. The reason given was its final business closure on April 1, 2025.
The notice describes the company as a B. Braun company. The VEGA System Knee had been sold in the United States since 2010.
March 28, 2025: FDA Lists Univation X Recall as Terminated
The FDA recall record lists the univation X knee recall, number Z-2514-2021, as terminated on March 28, 2025 [3]. The listed reason is implant loosening that could result in revision surgery. The recall covered all lots distributed nationwide.
March 19, 2021: Aesculap Issues Class 2 Univation X Recall
Aesculap issued an Urgent Medical Device Recall for univation X knee implants on March 19, 2021. The FDA classified it Class 2 under recall number Z-2514-2021. The recall letter asked customers to quarantine and return product.
December 29, 2020: Aesculap Tells Customers to Hold Univation X Stock
Aesculap sent customers with univation X inventory a Field Safety Notification on December 29, 2020. It instructed them to hold the product and not use it, according to the FDA recall record.
November 19, 2020: B. Braun Halts Univation X Implants
MassDevice reported that B. Braun, in a November 16, 2020 letter, asked customers to stop implanting the univation X knee temporarily after reports of aseptic loosening [4].
The company estimated 0.18% of products were affected by the loosening reports, and the temporary halt on implanting the univation X ran through January 31, 2021.
December 30, 2019: Florida Federal Judge Remands Injury Cases
A federal judge in the Southern District of Florida granted plaintiffs’ motions to remand knee implant injury cases to Indian River County state court on December 30, 2019.
The case is Sackman v. Aesculap Implant Systems, No. 2:19-cv-14429 [5]. The plaintiffs allege the implant’s Teflon-like coating prevents a chemical bond with the patient’s bone.
February 12, 2019: Stafford Whistleblower Case Filed
Brad Stafford filed a False Claims Act whistleblower (qui tam) action against B. Braun Medical in the Eastern District of Missouri on February 12, 2019. The case number is 4:19-cv-217.
The case later moved to Pennsylvania and was among the whistleblower actions that ended in the settlement. The transferred cases carry Nos. 19-cv-1618 and 19-cv-4108.
November 7, 2017: Patients Sue over Aesculap Knees in California
The Morning Call reported a Los Angeles Superior Court lawsuit on behalf of 25 knee replacement patients alleging B. Braun’s Aesculap subsidiary sold defective ceramic-coated knees [6].
The suit was filed the month before the report. It alleged the ceramic coating did not adhere to bone cement. These were private injury claims, separate from the later whistleblower cases.
August 11, 2017: Marien and McGee File Whistleblower Case
John Marien and Michael McGee brought the first whistleblower action in the Northern District of California on August 11, 2017. The case number is 17-cv-4650. It later moved to Pennsylvania as well.
The settlement agreement describes a contention by the United States. It says Aesculap knew soon after the VEGA’s U.S. release that bone cement did not properly adhere [7].
What Is the Aesculap Knee System?
According to the settlement agreement, the VEGA System Knee is a prosthetic implant used in knee replacement surgery. Doctors remove arthritic bone in the knee. They implant the VEGA and fix it in place with bone cement.
The American College of Rheumatology says about 790,000 total knee replacements are done every year in the U.S. [8].
Who May Be Affected?
The VEGA System Knee was sold in the U.S. from 2010, and the settlement covers claims from July 30, 2010 to June 17, 2023.
Patients who received a univation X knee may also be affected, because all lots were recalled in 2021. Those whose implant loosened and needed revision surgery are the closest match to the allegations.
Whether you qualify depends on your own records and needs an individual legal review. Patients with other knee implants can read about the Exactech knee lawsuit.
Reported Injuries or Damages
The United States alleged that the VEGA came loose from the bone too soon, often shortly after surgery. The settlement agreement says patients with loosening could have pain, instability and trouble walking.
These patients needed revision surgery to remove and replace the implant, the agreement says. These are allegations that Aesculap denies. Dr. Charles Cornell wrote in the HSS Journal in November 2024 that recalled orthopedic implants are common [9].
B. Braun’s November 2020 letter reported loosenings of the univation X. The company found no technical factor and no link between the cases. That is the company’s own statement.
Recall and Regulatory Background
The univation X recall is a separate matter from the VEGA settlement. Aesculap says the VEGA System has never been recalled. A recall does not by itself prove liability.
Evidence to Preserve
Keep these records together in one place:
- Implant card or operative report showing the model and lot
- Surgery and hospital dates
- Medical records of pain, loosening and any revision surgery
- X-rays and imaging
- Billing and insurance records
- Any letters from the manufacturer or hospital
- A written timeline of your symptoms
Filing Deadlines
State law sets filing deadlines for injury claims. The time limit depends on where you live and when you learned of the injury and its cause.
A late filing can bar a claim for good, however strong the facts are. Ask a lawyer promptly which deadline may apply to you.
Frequently Asked Questions
What Is the Exact Amount of the Aesculap Knee Lawsuit Settlement?
The exact Aesculap knee lawsuit settlement amount is $38,527,398.30 plus interest, and $19,263,699.15 of it is restitution. The money is paid to the federal government under the agreement between the United States and Aesculap Implant Systems.
What Knee Replacements Are Being Recalled?
The Aesculap knee replacement being recalled is the univation X. The FDA record gives the manufacturer’s reason as malfunction, loosening of the implant resulting in a potential revision surgery. The recall covers every lot sold across the country.
What Has Aesculap Said About the Allegations?
Aesculap said it settled only to avoid the delay and expense of protracted litigation. It also says loosenings can happen for many reasons and that more than half of earlier product liability cases were dismissed.
Why Did the Government Bring the Aesculap Knee Lawsuit?
The government brought the Aesculap knee lawsuit under the False Claims Act. The United States contends Aesculap sold the VEGA System Knee while knowing it would fail early, which caused false Medicare and Medicaid claims. Aesculap denies this.
Did the Aesculap Settlement Involve Other Devices?
The Aesculap settlement news also involved other devices through a separate non-prosecution agreement over the ELAN-4 Air Drill and the JS Series SterilContainer S2. They were distributed without FDA clearance between March and August 2017. The company says no patient harm was reported.