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Knee Replacement Surgery: The Procedure and Post Surgical Therapy

Knee Replacement Surgery: The Procedure and Post Surgical Therapy. By: Tania Marks University of California Santa Barbara November 30, 2004. Topics. Anatomy of the knee Knee Replacement Surgery Basic procedure and p rosthesis Conservative methods of treatment

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Knee Replacement Surgery: The Procedure and Post Surgical Therapy

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  1. Knee Replacement Surgery:The Procedure andPost Surgical Therapy By: Tania Marks University of California Santa Barbara November 30, 2004

  2. Topics • Anatomy of the knee • Knee Replacement Surgery • Basic procedure and prosthesis • Conservative methods of treatment • Reasons for Knee replacement surgery • Post operative Treatment - Physical Therapy

  3. Benefits of Knee Replacement Surgery • Reduce Pain  • Live comfortably • Correct deformities • Increase mobility, movement and strength • Procedure is common and very successful

  4. Anatomy of the Knee • Knee is a weak joint • Femur- thigh bone • Tibia- shin bone • Cartilage • Ligaments • Quadriceps muscles • Patella tendon and patella • Quadriceps tendon Figure 1: Side and front view of patellofemoral joint [Patient's Guide to Total Knee Surgery, 2004]

  5. Knee Replacement Surgery Procedure Figure 2: Surgical Procedure [Collins and Pavlik, 2004]

  6. Prosthesis • Artificial Replacement • Metal used for the femur • Plastic used for the tibia Figure 3: Knee Prosthesis [A Patients Guide to Total knee replacement surgery, 2004]

  7. Conservative Methods of Treatment • NSAID- non steroidal anti-inflammatory medication • Aspirin, naprosyn, and ibuprofen • Physical Therapy • exercises

  8. Reasons for Knee Replacement Surgery • Knee Pain • Osteoarthritis (See figure) • Tumors Figure 4: Before and After Knee replacement surgery of knees with osteoarthritis [Shiers, 1975]

  9. Post Operative Treatment: Physical Therapy Goals • Increase flexibility • Increase coordination • Increase movement • Enhance endurance and daily activities • Increase range of motion

  10. Sample Exercises and Purpose • Quadriceps setting – increase muscle strength • Heel slides - increase flexion and extension • Terminal Knee Extension- increase flexion and extension Figure 4: Quadriceps settings, heel slides Terminal Knee Extension Exercises [Muller and Webber Physical Therapy office, 2004]

  11. Conclusion:Knee Replacement Surgery over the Years • One of the fastest growing surgeries • According to hospital database in Canada, the number of knee replacement surgeries per year: • 1994 - 1995 = 15, 360 • 2000 – 2001 = 23,130 • 2001 – 2002 = 25,815

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