Knee Arthroscopy - Dr. Nathaniel Stewart
Knee Procedure

Knee Arthroscopy

Knee arthroscopy is a minimally invasive procedure used to evaluate and treat select meniscus, cartilage, and joint problems through small incisions. Dr. Stewart uses a small camera and specialized instruments to address the source of symptoms while minimizing disruption to surrounding tissue.

Small
incisions
~1 hr
procedure time
Same day
go home after
Focused
knee treatment

Overview - What is Knee Arthroscopy?

Knee arthroscopy is a minimally invasive orthopedic procedure that allows Dr. Stewart to look inside the knee joint using a small camera called an arthroscope. The camera projects images onto a screen, helping him evaluate the joint and treat certain problems through additional small incisions.

Because the procedure is performed through small portals rather than a large open incision, knee arthroscopy can often reduce soft-tissue disruption and support a more streamlined recovery for properly selected patients. It is commonly used when symptoms persist despite nonsurgical treatment, or when imaging and exam findings suggest a mechanical problem inside the knee.

Knee arthroscopy may be used to evaluate or treat meniscus tears, loose cartilage or bone fragments, cartilage injury, inflamed joint lining, and select ligament or kneecap-related conditions. It is not a replacement for arthritis care when the main problem is advanced joint wear, but it may be helpful for specific mechanical symptoms in the right setting.

Candidacy - Who Is a Good Candidate?

Knee arthroscopy may be appropriate if you have:

  • Persistent knee pain, catching, locking, or swelling despite conservative care
  • A suspected or confirmed meniscus tear that matches your symptoms
  • Loose bodies, cartilage flaps, or mechanical irritation inside the knee joint
  • Inflammation or synovitis that has not improved with nonsurgical treatment
  • Imaging and exam findings that support an arthroscopic treatment plan
  • Realistic goals and willingness to follow a rehabilitation plan

What Can Be Treated Arthroscopically?

The exact procedure depends on what Dr. Stewart sees during your exam, imaging review, and arthroscopic evaluation. Some patients need a simple cleanup or removal of loose tissue, while others may need a more structured repair or cartilage-focused procedure.

Common Knee Problems

  • Meniscus tears causing pain, catching, or swelling
  • Loose cartilage or bone fragments inside the joint
  • Cartilage damage or unstable cartilage edges
  • Inflamed joint lining or persistent synovitis

Possible Procedures

  • Meniscus trimming or repair when appropriate
  • Removal of loose bodies or irritated tissue
  • Cartilage debridement or microfracture in select cases
  • Diagnostic evaluation when symptoms remain unclear

Recovery Timeline

Day of Surgery
Home the same day
Knee arthroscopy is typically performed as an outpatient procedure. You will need a responsible adult to drive you home and stay available after surgery.
First Week
Swelling control and early motion
Ice, elevation, dressing care, and gentle movement are the early priorities. Weight-bearing instructions depend on what was treated during surgery.
Week 2 to 6
Strength and function
Many patients progress walking and daily activities during this period. Physical therapy may be recommended to restore motion, strength, and mechanics.
Month 2 to 4
Return to higher activity
Return to work, exercise, and sport depends on the procedure performed, swelling, strength, and your individual healing. Repairs and cartilage procedures usually require a more protective timeline.

Frequently Asked Questions

No. Knee arthroscopy treats select problems inside the existing knee joint through small incisions. Knee replacement removes and replaces damaged joint surfaces when arthritis is advanced.
Some patients use crutches briefly for comfort and swelling control. If a meniscus repair or cartilage procedure is performed, your weight-bearing may be restricted for a longer period.
Return to work depends on your job demands and the exact procedure performed. Desk work may resume sooner, while standing, lifting, kneeling, or athletic work usually requires more time.
Knee arthroscopy is not usually the best treatment when advanced arthritis is the main source of pain. Dr. Stewart will review your x-rays, MRI if needed, and symptoms to recommend the most appropriate plan.
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