Knee Tendon Repair for Beginners
A 17-week program for beginners focusing on tendon repair in the knee, including ACL, PCL, MCL, and LCL injuries, utilizing a rower and wrist splint.
Professional rehabilitation program designed for effective recovery and pain management.
Key facts at a glance
- Body part
- lower-limb · knee
- Injury type
- tendon-repair
- Level
- beginner
- Duration
- 17
- Sessions/week
- 2
- Minutes/session
- 45
- Evidence level
- moderate
- ICD-10
- S83
- Cost tier
- moderate
Program Overview — Knee Tendon Repair, Beginner Level This 17-week guided rehabilitation program is designed for people recovering from knee tendon repair surgery who are new to structured exercise. It combines progressive strengthening, water-based therapy, electrical muscle stimulation, balance work, and gradual sport-style movement to help you rebuild strength and confidence in your knee.
Who This Program Is For and Its Goal This program suits beginners recovering from knee tendon repair who have been cleared by their surgeon or physical therapist to begin supervised rehabilitation. The goal is to protect the healing tendon early on, restore knee motion and quadriceps and hamstring strength, then build balance, coordination, and agility so you can return to everyday activities and, eventually, sport with less risk of re-injury.
Before You Start Please review this plan with your surgeon and physical therapist before beginning, and only start once you have their approval. Your care team will check your knee and confirm you are ready for each phase.
Safety Notes and When to Stop This program is not appropriate if you have been told you have compartment syndrome or a recent fracture, as these need separate medical management. Stop and call your clinician if pain keeps increasing, swelling worsens, you feel clicking or giving way, or you develop fever, redness, or wound problems. Keep a neutral spine during exercises, and never push through sharp or rising pain.
Weekly Structure You will do two sessions per week, about 45 minutes each, for 17 weeks. Expect a mix of land-based strengthening, pool sessions, and balance work.
How the 17-Week Plan Is Organized The plan moves through phases in plain steps: first protection and gentle motion, then early motion and gradual weight-bearing, then progressive strengthening, balance, and finally agility and jumping-style drills. Early weeks lean on water therapy and electrical stimulation to wake up the thigh muscle safely. Later weeks add rowing and controlled sport-style movements. Equipment includes a rower and wrist splint as directed by your clinician.
What a Typical Session Looks Like Each session follows a simple pattern: warm-up, main work, then cool-down. Your therapist will adjust the details to your knee.
Warm-Up, Main Work, and Cool-Down Begin with gentle movement and easy pool walking or light range-of-motion work to warm the knee. The main work includes progressive quadriceps and hamstring strengthening, electrical stimulation of the thigh muscle if prescribed, balance on unstable surfaces, and later rowing and agility drills. Finish with slow stretching and easy motion to cool down. Your wrist splint is used as your clinician advises during supported activities.
Tracking Progress Your clinician will use clear checkpoints to decide when you are ready to move to the next phase, such as improved knee bend, straighter leg raises, less swelling, and steadier walking. Outcome measures like the Lysholm and IKDC forms, hop tests, strength testing, and activity-level scales help track how you are doing over time. These guide decisions—they are not targets you must hit alone.
How Progression Criteria and Outcome Measures Work You advance to the next phase only when your clinician confirms you meet that phase's checkpoints, such as tolerated knee motion, minimal swelling, and good muscle activation. Outcome measures are used alongside these checkpoints to show your overall recovery and to catch problems early. Progress is individual, so do not rush ahead on your own.
Recovery and Self-Care Rest, good sleep, and steady nutrition support healing. Follow your clinician's guidance on icing, elevating, and activity pacing. Keep movements controlled and your spine neutral.
Pain Management Cautions and Red Flags Mild soreness that settles with rest is common, but stop if pain increases during or after exercise. Do not mask worsening pain with activity. Seek urgent care for sudden severe pain, marked swelling, calf pain, numbness, chest symptoms, or signs of infection such as fever or wound drainage. Ask your clinician before using any pain medication.
Recovery phases
Pain at rest <3/10 on visual analog scale,Knee effusion minimal to moderate (circumference difference <2cm vs contralateral),Quadriceps activation with straight leg raise achieving full extension,Passive knee flexion 0-70 degrees tolerated,MCL/LCL medial-lateral stability maintained with varus/valgus stress test,Patella mobility 50% medial-lateral glide achieved
→ Advance to: Early Motion Phase
Wound healing complete without signs of infection,Knee extension lag <5 degrees on active straight leg raise,Passive knee flexion 0-90 degrees achieved,Weight bearing as tolerated with assistive device tolerance,Hamstring contraction elicits palpable engagement,Cartilage protection with low-impact activities only
→ Advance to: Early Motion Phase
Passive knee flexion 0-110 degrees achieved,Active knee extension within 5 degrees of neutral,Quadriceps strength grade 3/5 on manual muscle testing,No ACL/PCL graft laxity with Lachman test (compared to contralateral),Meniscus status stable with negative McMurray test,Patellar tendon healing on clinical assessment
→ Advance to: Strengthening Phase
Full passive knee extension achieved,Passive knee flexion 0-125 degrees,Gait pattern normalized without assistive device in controlled environment,Quadriceps strength grade 3+/5,No joint line tenderness on meniscal examination,Cartilage loading tolerance with low-resistance cycling
→ Advance to: Strengthening Phase
Full active knee range of motion 0-135 degrees,Quadriceps strength grade 4-/5 on isokinetic testing,Hamstring strength >70% of contralateral side,Single leg stance balance >30 seconds with eyes closed,MCL/LCL stability Grade 1+ on stress testing,Functional movement pattern restoration
→ Advance to: Advanced Strengthening
Quadriceps strength >80% contralateral on isokinetic dynamometry,Hamstring strength >85% contralateral,Single leg hop for distance >80% contralateral,No ACL/PCL instability with pivot shift test negative,Meniscus functional with squat to 90 degrees pain-free,Patellofemoral tracking symmetrical
→ Advance to: Advanced Strengthening
Quadriceps strength >90% contralateral,Running progression initiated at 50% speed,Agility exercises without cutting or pivoting tolerated,Single leg vertical hop >80% contralateral,Proprioceptive balance score >85% contralateral,Cartilage loading progression to impact activities
→ Advance to: Return to Activity
Full sport-specific movement patterns without compensation,Quadriceps index >95% contralateral on isokinetic testing,Functional hop battery >90% contralateral,No knee swelling with high-intensity activity,MCL/LCL stability maintained during dynamic movements,Patellofemoral symptoms absent with loading activities
→ Advance to: Return to Sport
Passed return-to-sport functional battery testing,Quadriceps and hamstring symmetry >95%,No subjective knee instability reported,All previously listed structures (ACL, PCL, MCL, LCL, meniscus, cartilage, patella) clinically stable,Patient-reported outcome measures at pre-injury level,Sports-specific training completed without restrictions
Return to activity milestones
Pain-free basic activities of daily living
Week 5Weight-bearing tolerance increased by ≥ 25% from previous baseline
Light functional activities and conditioning
Week 7Able to ascend and descend 4 stairs with reciprocal pattern, no rail
Moderate activity and sport-specific conditioning
Week 10Pain ≤ 3/10 during and after weight-bearing functional activities
Full return to sport, occupation, and recreation
Week 17Able to ascend and descend 4 stairs with reciprocal pattern, no rail
Precautions
- stop-if-pain-increases
- maintain-neutral-spine
Contraindications
- compartment-syndrome
- recent-fracture
Pain management
- Cryotherapy (ice pack application 15-20 minutes post-exercise)
- Non-steroidal anti-inflammatory medication as prescribed
- Patellar taping or brace for offloading if indicated
- Manual soft tissue mobilization to quadriceps and IT band
- Electrical stimulation for quadriceps activation and pain modulation
Equipment & modalities
Frequently asked questions
Can I do extra sessions if I feel good?
Why is water therapy used early on?
When can I return to sport?
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed October 6, 2026. · Read our editorial policy