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Orthopedic Rehabilitation
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Hip Replacement Rehabilitation Guide

A comprehensive 12-week rehabilitation protocol following total hip arthroplasty. From immediate post-op care to return to normal activities.

January 12, 2025

Understanding Your Hip Replacement

Total hip arthroplasty (THA) is one of orthopedics' most successful procedures. The damaged hip joint—worn from arthritis, fracture, or other conditions—is replaced with metal and plastic components. The femoral head (ball) is replaced with a metal or ceramic ball on a stem that sits in your thigh bone. The socket (acetabulum) is resurfaced with a metal cup lined with plastic or ceramic.

Think of your hip as a ball-and-socket joint. When the surfaces are worn and rough, every movement grinds and causes pain. Hip replacement creates new, smooth articulating surfaces that glide instead of grind. But surgery is just step one. The muscles around your hip have been cut, stretched, or weakened. The ligaments have been disrupted. Your brain has learned protective movement patterns that limit function. Rehabilitation rebuilds strength, restores mobility, and retrains normal movement patterns.

Unlike knee replacement where motion is the early priority, hip replacement emphasizes stability. The new hip is at risk for dislocation until tissues heal and scar tissue forms to stabilize the joint. This creates unique challenges—preventing dislocation while regaining mobility. The balance requires following precautions precisely while progressively challenging the hip.

Anterior vs. Posterior Approach: Why It Matters

Your surgical approach (how surgeon accessed your hip) affects your precautions and recovery. Posterior approach (through buttock muscles): higher dislocation risk, strict precautions needed for 12 weeks (don't bend past 90°, don't cross legs, don't twist internally). Anterior approach (through front of hip): lower dislocation risk, fewer precautions, faster initial recovery. Direct lateral (through side): intermediate risk and precautions. Know your approach—precautions differ significantly. This guide covers general principles, but always follow your surgeon's specific instructions."

Recovery Timeline Overview

Understanding what to expect at each stage helps you stay on track:

Understanding Your Results (weeks)

Protection Phase
Weeks 0-2

Wound healing, pain control, hip precautions, walker/crutch ambulation

Mobility Phase
Weeks 2-6

Progress to cane/single crutch, wean from walker, normalize gait pattern

Strengthening Phase
Weeks 6-12

Advanced strengthening, walk unassisted, return to most activities

Return to Activity
Weeks 12+

Full functional mobility, return to recreational activities, maintain outcomes

Hip Precautions: What They Mean and Why

If you had a posterior approach, hip precautions are critical for preventing dislocation while tissues heal.

Hip Precautions (Posterior Approach)

FactorEffectWhat to Do

Always tell your doctor about medications, supplements, and recent health events before testing.

Week 0-2: Protection Phase

The goals are simple but critical: wound healing, pain control, and early mobility with precautions.

Daily Milestones

Week 0-2 Priorities and Actions

FactorEffectWhat to Do

Always tell your doctor about medications, supplements, and recent health events before testing.

Essential Exercises (Weeks 0-2)

Ankle Pumps (DVT prevention):

  • Move foot up and down vigorously
  • Pump ankle like pressing gas pedal
  • 20 reps every hour while awake
  • Prevents blood clots

Gluteal Sets:

  • Squeeze buttocks together tightly
  • Hold 5 seconds, relax
  • 10-15 reps, 3 times daily
  • Activates hip stabilizers

Quad Sets:

  • Sit or lie with leg extended
  • Push knee down into surface, tightening thigh
  • Hold 5 seconds, relax
  • 10-15 reps, 3 times daily

Standing Hip Abduction (holding support):

  • Stand holding counter or walker
  • Move surgical leg outward sideways
  • Keep knee straight, body still
  • Don't lean—only leg moves
  • 10 reps, 2 times daily

Clamshells (if precautions allow):

  • Lie on non-surgical side with knees bent
  • Keep feet touching, lift surgical knee
  • Opens like clamshell
  • Don't rock backward—only hip moves
  • 10-15 reps, 2 times daily

Week 2-6: Mobility Phase

This is where most people see dramatic improvement. Focus shifts from protection to progression.

Mobility Progression

Key Exercises (Weeks 2-6)

Standing Hip Extension:

  • Stand holding counter for support
  • Move surgical leg backward slowly
  • Keep knee straight, don't arch back
  • Feel glute squeeze
  • 10-15 reps, 2 times daily

Standing Hip Abduction (progressed):

  • Stand holding counter
  • Move surgical leg outward sideways
  • Add light ankle weight as able
  • 2 sets of 15 reps, 2 times daily

Mini Squats (if precautions allow):

  • Stand holding counter for support
  • Squat slightly, bending hips and knees 20-30 degrees
  • Keep surgical leg aligned—don't let knee cave inward
  • Avoid deep bending (>90°)
  • 2 sets of 10-15 reps, 2 times daily

Single Leg Balance:

  • Stand near wall or counter for safety
  • Balance on surgical leg, progress to 30+ seconds
  • Improves stability and confidence
  • 2 sets of 5 reps, 2 times daily

Bridge (if precautions allow):

  • Lie on back, knees bent, feet flat
  • Lift hips toward ceiling
  • Squeeze glutes at top
  • Keep surgical leg within safe range
  • 2 sets of 10-15 reps, 2 times daily

Week 6-12: Strengthening Phase

Now that mobility is established and precautions may be relaxing, focus shifts to strength and endurance.

Strengthening Progression

FactorEffectWhat to Do

Always tell your doctor about medications, supplements, and recent health events before testing.

Driving and Return to Work

Driving:

  • Right hip surgery: 4-6 weeks before driving
  • Left hip surgery: 2-3 weeks (automatic transmission)
  • Requirements: Off narcotic medications, adequate reaction time, sufficient strength to brake firmly
  • Test in empty parking lot before driving on roads

Return to work:

  • Desk job: 4-6 weeks
  • Light duty: 6-8 weeks
  • Heavy labor: 3-4 months or permanent restrictions
  • Discuss timing with your surgeon—individual factors matter

Expected Outcomes

By 3 months, most people achieve:

  • Walk 1/4 mile or more without assistance
  • Climb stairs normally (reciprocal pattern)
  • Perform most daily activities independently
  • Minimal pain with normal activities
  • Hip motion within functional range

Full recovery continues for 6-12 months as strength, endurance, and confidence continue to improve.

Setting Realistic Expectations

Your new hip will feel different than your native hip. Some mild clicking or warmth is normal and may persist for months. Complete pain relief is not guaranteed—some people have mild aching with weather changes or overactivity. However, most people report significant improvement in pain and function compared to pre-surgery. Satisfaction rates are 90-95% at 10 years. The goal isn't a perfect hip, but a dramatically better hip that allows you to do what matters to you.

Long-Term Protection and Activity

Your hip replacement will last longer with some considerations:

Recommended activities (low impact):

  • Walking
  • Swimming
  • Cycling
  • Golf (with cart initially, progress to walking)
  • Dancing (ballroom, not high-impact)
  • Hiking on flat terrain

Activities to avoid or limit:

  • High-impact activities: running, jumping sports
  • Heavy lifting: >50-75 lbs repeatedly
  • Deep squatting: respect implant limits
  • High-risk falls: contact sports, rock climbing
  • Extreme ranges: discuss with surgeon

Maintenance:

  • Continue exercises 2-3 times weekly
  • Maintain healthy weight (each extra pound adds ~3 lbs to hip)
  • Report infections before dental/surgical procedures (antibiotics may be needed)
  • Regular follow-up X-rays to monitor implant

Warning Signs: When to Seek Help

Red Flags That Require Medical Attention

Seek immediate care (ER) for:

  • Sudden inability to bear weight: Possible dislocation, fracture, or implant problem—call surgeon or go to ER
  • Shortness of breath or chest pain: Possible pulmonary embolus—call 911
  • Sudden severe hip pain: Possible dislocation—don't move, call for help

Seek urgent care (surgeon's office) for:

  • Increasing pain: Not improving or worsening after initial improvement
  • New swelling: After period of minimal swelling
  • Wound concerns: Drainage, increasing redness, warmth
  • Clicking or popping: Especially if painful or new
  • Instability: Feeling like hip might give way

Common Questions

References

References

  • [1]American Academy of Orthopaedic Surgeons (AAOS). Surgical Management of Hip Arthritis. 2023. https://www.aaos.org/
  • [2]American Association of Hip and Knee Surgeons. Hip Replacement Postoperative Care. 2022. https://aahks.org/
  • [3]British Orthopaedic Association. Hip Replacement: Guidelines for Recovery. 2022. https://www.boa.ac.uk/
  • [4]American Physical Therapy Association. Clinical Practice Guidelines for THA Rehabilitation. 2023. https://www.apta.org/

Stay on Track

Set reminders for exercises, wound checks, and follow-ups to recover as planned.

Hip Replacement Rehabilitation Guide | Rehabilitation Guide