Published on September 17, 2023

A Guide to Muscle Sparing Knee Replacement

Muscle-sparing knee replacement (quadriceps-sparing replacement) is an innovative, minimally invasive surgical technique with many advantages over traditional knee replacement surgeries, including faster recovery time and reduced post-op pain. We will cover in this comprehensive guide its benefits for patients and its indications and procedure steps in detail before discussing its advantages for you.

Anatomy of the Knee:

Knee joints consist of several moving parts connected by ligaments and muscles for movement and stability; their cartilage acts as a cushion to absorb shock during motion while working as a shock absorber during activities like knee replacement surgery. Therefore, in-depth knowledge of this structure is imperative in understanding muscle-sparing procedures like total knee replacement.

Muscle Sparing Knee Replacement Indication:

Muscle-sparing knee replacement may provide relief to individuals suffering from intense knee pain that significantly limits daily activities, including those diagnosed with osteoarthritis, osteonecrosis, severe injuries/fractures to knee joints or fractures that limit knee movement; arthritis conditions like rheumatoid arthritis or any inflammatory arthritis conditions; young and healthy individuals without excess bodyweight who are willing to engage in rehabilitation would make ideal candidates for muscle sparing knee replacement procedures.

Muscle Sparing Knee Replacement Procedure:

Muscle-sparing knee replacement is an innovative minimally-invasive surgical method developed to alleviate knee joint discomfort while restoring function without cutting quadriceps muscle or tendon as traditional surgery would do. Instead, it utilizes smaller incisions while conserving quadriceps muscles and tendons for optimal outcomes during recovery. Visit Texas Joint Institute to learn more.
Usually, the process will consist of following steps.

Anesthesia:

Following their surgeon’s advice, patients typically opt for general anesthesia or spinal anesthesia to remain relaxed during surgical procedures.

Incision:

For optimal results, between three to five inches-long incisions will usually be made over each knee to allow access for surgical operations of the joint itself.

Quadriceps Preservation: 

Surgeons will carefully separate but do not cut quadriceps muscle and tendon to access damaged areas on both tibia and femur bones for surgery purposes, to preserve them as much as possible, and to access hurt portions more effectively. Damaged portions are extracted.Any damaged pieces of the tibia and femur will be extracted, while the remaining bone will be reshaped to accommodate implant components.

Implant Placement: 

Knee implant components may be secured onto newly reshaped bone surfaces with or without cement attachment, and an insert similar to cartilage will be placed between tibial and femoral components to facilitate fluid motion.

Patellar Preparation: 

As required, plastic surfaces may also be applied to the back of the patella to facilitate its interaction with other aspects of knee joint function and healing processes. 

Closure: 

Once incisions have been closed using sutures or staples, bandaging will cover them to provide added support during the healing process.

Post-Operative Instructions

 Following muscle-sparing knee replacement surgery, patients will be monitored in the recovery room before starting physical therapy to strengthen the knee, restore leg movement, and promote optimal healing. Patients may be advised to elevate their leg above heart level and apply an ice pack to decrease pain and swelling; pain medication and antibiotics may be given to manage discomfort and avoid infections – it’s vitally important that all post-operative instructions by their surgeon be strictly adhered to so they experience a speedy and successful post-op recovery experience and ensure an easy post-op recovery experience and ensure successful post-operative recovery.

Muscle Sparing Knee Replacement Advantages:

Muscle-sparing knee replacement provides many advantages compared to more conventional methods for treating osteoarthritis in the knee. Some advantages are:

    • Muscle-Sparing Knee Replacement Minimizes Tissue Trauma: By protecting quadriceps muscles and tendon tissue trauma during surgery, muscle-sparing knee replacement helps minimize post-operative discomfort while speeding recovery time.
    • Faster Rehabilitation: Due to being minimally invasive, minimally invasive surgeries enable faster rehabilitation and return to daily activities such as walking or climbing stairs more quickly.
    • Shorter Hospital Stay: Patients opting for muscle-sparing knee replacement surgeries typically experience shorter hospital stays than their counterparts undergoing traditional knee replacements.
  • Reducing Blood Loss:Muscle-sparing knee replacement procedures use smaller incisions, leading to less blood loss during surgery.
  • Increased Cosmesis: Muscle-sparing knee replacement surgeries yield smaller incisions that result in more minor scars – further improving cosmetic outcomes.

Recovery and Rehabilitation

Post-surgery recovery and rehabilitation are essential in ensuring successful muscle-sparing knee replacement surgeries. Physical therapy will be integral, with exercises targeting strength, flexibility, range of motion, and degree of control over time for the knee joint. 

Risks and Complications 

Like any surgical procedure, muscle-sparing knee replacement carries risks and possible complications that should be carefully considered before undertaking. Potential issues could include infection, blood clots, nerve or blood vessel damage, implant failure, or stiffness/instability of the knee joint.
Overall risks tend to be minimal, with many benefits outweighing the potential drawbacks of muscle-sparing procedures – it would be prudent to discuss any inquiries you have with an orthopedic physician first before going ahead with any guidelines or consultations for muscle-sparing knee replacement procedure or talks before making decisions or undertaking courses or consultations or consultations for muscle sparing knee replacement procedure.


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