Depuy knee replacement side effects include all the possible complications that come with any knee surgery using any type of artificial joint. An early outcome study of the attune knee system vs. Cunningham bounds files lawsuit against depuy due to attune. Lawsuits blame manufacturers for selling defective devices. Currently, there is not an active depuy attune knee replacement recall. Total knee replacement device home evidence attune.
Over 250,000 doctors use vumedi to improve patient care and grow their practice. Comparison of an existing and new total knee arthroplasty implant system from the same manufacturer. Contemporary total knee arthoplasty demands high performance instrumentation that provides enhanced efficiency, precision and flexibility. Knee replacement lawsuits frequently claim the devices loosened or became so unstable they had to be replaced. Revision tray surgical technique sigma revision knee m.
Depuy designed the attune knee to improve stability and motion. Sigma knee system, nonporous cruciate retaining femoral component, 73 mm ml. Zimmer biomet has faced more than 1,700 lawsuits over its nexgen implant. Attune knee system surgical technique depuy synthes companies 5 pinning the attune knee system has 3. Depuy synthes introduces attune revision knee system to. As this is a newly approved medical device, clinical testing in patients using high. Nearly 1,000 implant parts used in knee surgeries have been affected by depuy, zimmerbiomet and stryker knee replacement recalls. Candidates for total knee replacement include patients with a severely painful andor severely disabled joint resulting from osteoarthritis, posttraumatic arthritis, rheumatoid arthritis, or a failed previous implant. First, unlock the slope adjustment lock and then translate the tibial slope adjuster anteriorly until the desired angle is reached. Rotating platform kneesas the name implies, this mobilebearing system relies on a rotating platform to mimic natural knee movement. The depuy attune knee system incorporates several key features aimed at improving kinematics of the knee joint, range of motion, and smoothness of use compared to existing total knee replacement technologies.
The complaint pdf was filed by robert long in the u. A total femoral replacement is possible in those cases where no part of the femur can be salvaged. We have used an arthritic knee as the basis for this explanation of total knee replacement. Depuy synthes attune knee replacement trustwell law. Contemporary total knee arthroplasty demands high performance instrumentation that provides enhanced efficiency, precision, and flexibility. Cunningham bounds files lawsuit against depuy due to attune knee replacement failure.
Total knee replacement surgery is often indicated for people with osteoarthritis, but it may also be performed for other diseases that affect the knees, such as rheumatoid. The attune ps total knee is intended to accommodate knee flexion to 145 degrees in those patients able to attain a high degree of knee flexion. The depuy knee replacement lawyer dean goetz is currently investigating cases where patients were implanted with the depuy synthes attune knee system a total knee replacement solution. Approximately 600,000 total knee replacement surgeries are performed annually in the u. An important factor in deciding whether to have total knee replacement surgery is understanding what the procedure can and cannot do. Knee replacement recalls have been issued because of loosening, early wear or faulty packaging. Customized patient instruments for total knee replacement. Revision tray knee surgery introduction in total knee arthroplasty tka, failure may result from many causes including.
Panchani s 2015 a comparison of patient reported outcome measures following total knee replacement with either the depuy synthes attune tm or depuy synthes pfc tm total knee replacement systems a single blinded randomised controlled trial study protocol clin res rials 2015 doi 10. Sigma revision knee surgery introduction in total knee arthroplasty, failure may result. As no single arthroplastic approach is appropriate for every knee, the surgeon must be prepared, as the situation indicates, to preserve or substitute for the posterior cruciate ligament. Knee replacement surgeries employing the depuy synthes attune knee system have a higher than normal rate of failure, requiring revision surgery to be performed. Total knee arthroplasty journal of medical insight. Sigma primary knee system balanced surgical technique depuy synthes joint reconstruction 11 increase the angle of the tibial slope to greater than 0 degrees if the patient has a greater natural slope figure 15.
Through a program of continuous development, depuy synthes joint reconstruction, a division of depuy orthopaedics, inc. Total knee replacement is performed on a range of patients, of all ages, with various pathologies and anatomical anomalies. District court for the eastern district of kentucky on february 1, alleging that failure of a depuy attune knee has left him with severe. The new artificial knee system addresses bone loss that is experienced in the great majority of knee replacement failures as it is adjustable in size to accommodate having to remove a section of the tibia due to the knee s. Patient resources evidence total knee replacement device. A total knee replacement is one of the most commonly performed and successful operations available, with 8590% of patients achieving significant improvements in pain. The attune knee is a comprehensive, integrated knee system. The report concludes that in a valuebased healthcare environment with cost. The depuy attune knee system is intended for cemented use as a total knee replacement system. Although most total knee replacements are very successful, over time problems such as implant wear and loosening may require a revision procedure to.
Total knee replacement surgery, or knee arthroplasty, is performed on people with severe knee damage that causes them pain, interfering with or preventing normal movement and activity. Depuy knee replacement bone cement resulted in loosening of. , now offers a single system of high performance instruments that supports your. Oct 10, 2017 the depuy attune knee system is one of the most popular artificial knee replacement systems currently on the market. Total knee replacements have been used to treat joint disease since the 1970s, and in 2014, more than 670,000 total knee replacements were performed in the united states. To bond the components together, depuy smartset ghv bone. Thus far, numerous cases of premature failure of the device have been reported to the fdas adverse event reporting system. However, a class ii medical device recall was conducted in 2015 for one component of the system, the attune articulation surface, after it was it was determined that a spring coil could break off and enter the surgical site without the surgeons knowledge.
The report concludes that in a valuebased healthcare. The results demonstrated that patients implanted with the. At 4 years followup the average rate of total knee replacement revision is 3. In the case of the attune knee, this is due to a questionable design whereby the surface of the implant is smoother than normal, making adherence difficult. See what happens during knee replacement surgery in this video and learn about the surgical procedure that helps relieve severe knee pain. More than 90% of people who have total knee replacement surgery experience a dramatic reduction of knee pain and a significant improvement in the ability to perform common activities of daily living. Total knee replacement using the attune knee system and the. Sigma revision knee surgery introduction in totalknee arthroplasty, failure may result. According to the fdas manufacturer and user facility device experience maude database, more than 1,400 patients have experienced failure problems with their depuy attune knee replacement.
Knee replacement loosening, failure results in lawsuit. Depuy makes both fixed bearing, and rotating knees. Each aspect of knee replacement design and the surgical process was evaluated. The attune knee is one of the largest research and development projects in the history of depuy synthes joint reconstruction and combines the latest in design, kinematics, engineering and materials to deliver stability and motion. The sigma cruciate retaining knee femoral components with porocoat porous coating are intended for cemented or cementless use as the femoral component of a total knee replacement system. Learn about knee replacement implants, gender variations and more. Some of the joints made by the company, though, have been proven to increase the risk of certain side effects and complications. Sigma revision knee system is intended for cemented use only. Novel testing protocols and methods were used during development. Depuy attune knee lawsuit early implant failure side effects. However, since its approval in 2010, many depuy attune knee replacement pateints have reported problems with the device, some of which have resulted in the need for risky revision and reconstructive surgery.
Unhealthy knee healthy knee after surgery provided by depuy orthopaedics. Knee replacement loosening, failure results in lawsuit over. During primary total knee replacement, the knee joint is replaced with an implant, or prosthesis, made of metal and plastic components. The design software takes into account your own surgical. December 2012 depuy agrees to settle claims brought by hundreds of australian patients who were implanted with the depuy lcs duofix femoral knee implant, which was. Although most total knee replacements are very successful, over time problems such as implant wear and loosening may require a revision procedure to replace the original components. The intuition instruments are designed to be used with the singleuse pin pack 254400111 that contains universal pins and threaded headed pins. New report demonstrates the clinical and economic value of. Depuy attune total knee arthroplasty rsa study full text. The depuy attune knee system is one of the most popular artificial knee replacement systems currently on the market. However, the majority of these procedures are performed in the elderly and this figure must be viewed in the context of this patient population. Depuy also manufactures an attune model for revision knee replacement surgery. The trumatch solutions program from depuy orthopaedics brings a new level of personalized total knee replacement surgery to your or, allowing you to work with femoral and tibial cutting guides individually prepared to match the alignment criteria and actual bone surfaces of each patient. As part of the depuy attune knee system, the depuy attune ps femoral components and tibial inserts are intended for cemented use as a total knee replacement system.
Knee replacement is the most common joint replacement surgeries performed. This means replacing the entire joint with an artificial system. Depuy makes several such systems including the lcs complete knee system, the sigma total knee system, and the attune knee system. The new artificial knee system addresses bone loss that is experienced in the great majority of knee replacement failures as it is adjustable in size to accommodate having to remove a section of the tibia due to the knees. A comparison of patient reported outcome measures following. Total knee replacement surgery involves removing damaged cartilage and bone from the surface of the knee joint and replacing them with an implant made of metal and plastic. Knee system is the result of the largestever research and development program from depuy synthes joint reconstruction. Keenan, phil walmsley, ivan brenkel trauma and orthopaedics, victoria hospital, nhs fife, kirkcaldy, uk. Best practices in total knee arthroplasty cementing by depuy synthes 312 videos download page. Depuy synthes answer to the malfunctioning depuy knee was to bring to market the depuy revision knee replacement system.
When damage is extensive throughout the knee a patient may require a total knee replacement. The depuy attune knee system is a total knee replacement implant. Green underwent right total knee replacement surgery in august 2016, during which she received a depuy pfc sigma knee replacement system. Depuy knee replacement bone cement resulted in loosening. Early outcomes demonstrate no significant early failures at the threeyear mark alexander m. Cunningham bounds files lawsuit against depuy due to. Indications the depuy lps system is intended for use in replacement of the midshaft portion of the femur, proximal, distal andor total femur, and proximal tibia, especially in cases.
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