The ROSA® Knee System at Chester County Hospital

The ROSA® Knee System from Zimmer Biomet, now available at Chester County Hospital, is a robotically-assisted surgical system designed to help surgeons perform total knee replacement procedures with greater accuracy and precision than ever before.

Getting a precise knee implant fit is important to the success of your knee replacement surgery. The ROSA Knee robot uses data collected before and during surgery to inform your surgeon of the many anatomical details in and around your knee that may affect how well your implant fits. By using this data to make more informed decisions, your surgeon is able to plan and carry out a personalized surgery based upon your individual needs.

Here is how the ROSA Knee System works: 

  • Before Surgery: Your orthopaedic surgeon will take a series of X-ray images to create a 3D model of your knee anatomy. This 3D model enables your surgeon to plan the specifics of your knee replacement in advance and tailor the placement of your knee implant just for you.
  • During Surgery: The ROSA Knee robot utilizes a camera and optical trackers that are attached to your leg to know exactly where your knee is in space. It acts much like a car's global positioning system (GPS); if your leg moves even a fraction of an inch, the robot can detect this motion and adjust accordingly. Throughout your surgery, the ROSA Knee robot provides your surgeon with continuous, real-time data about your knee and surrounding tissues. This information helps your surgeon best position and place your implant based on your unique anatomy.

Surgical Advantages of the ROSA® Knee System:

  • Precise placement of the implant
  • Increased longevity of the implant
  • Reduced injury to adjacent tissues
  • Faster procedure

Patient Benefits of the ROSA® Knee System:

The ROSA Knee System is a is a minimally invasive procedure.

  • Smaller incisions with reduced scarring and minimal blood loss
  • Less post-operative pain
  • Lower incidence of complications
  • Shorter hospital stay and faster recovery period
  • Quicker return to daily activities

Who is a Candidate for the ROSA Knee System?

The ROSA Knee System is indicated for individuals with early-to-mid-stage osteoarthritis of the knee exhibiting symptoms such as knee pain, swelling and locking which are not amenable to conservative treatment. Your Chester County Hospital knee specialist can tell you if ROSA is right for you.

View Video:

Andrew Old, MD, orthopaedic surgeon at Chester County Hospital demonstrates and explains the benefits of The ROSA® Knee System from Zimmer Biomet.


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