How To Focus On Maximum Bend After Knee Replacement?

Sometimes knee pain while walking and sharp stabbing pain in the knee that comes and goes can be a serious clue behind an underlying medical problem in the knee. Doctor after a proper diagnosis of  Knee Pain Lancaster may suggest you go with knee replacement. The recovery process after a knee replacement involves a number of aches and pains. Others may experience pain around the knee in addition to swelling and stiffness. A functional range of motion at the knee joint is one of the most important goals after a total knee replacement (TKR). People mostly worry about maximum knee bend after knee replacement. After a knee replacement, the knee should be able to flex or bend at least 120 degrees.

In many cases, patients struggle to regain range of motion after surgery, but there are ways to set yourself up for success. Ideally, you should be able to extend your knee to at least -10 degrees or better otherwise you will have a leg length discrepancy and will probably walk with a limp for the rest of your life.

When You Choose Knee Replacement

Mostly you go with knee replacement, when you suffer knee pain in different conditions like:

Flexion and ROM of Knee

Flexion is simply the amount of bend you can achieve in your leg. As soon as you straighten your leg completely, you are at what doctors refer to as “zero degrees of flexion (or extension). When you bend your knee, the angle increases. The range of motion (ROM) is the number of degrees you are able to achieve.

How Far Can A Knee Move Normally?

  • Normally, you should be able to fully straighten your leg (0°).
  • Our legs require about 60 degrees of flexion in order to walk. Ideally, we should sit at a 90° angle in order to be comfortable. In order to sit cross-legged, you must rotate about 120 degrees
  •  Most individuals are able to reach a maximum angle of approximately 145°. There are, however, a number of knee replacement patients who will not be able to achieve full range of motion. The reason you are undergoing surgery may be due to this factor.

Following Knee Replacement, Important Milestones

The recovery process will look very different for each individual depending on their overall health status, age, and other characteristics, but there are some key milestones your physical therapist will look for as indicators of ROM progress.

End of Week 1: The goal is to achieve at least 90 degrees of knee flexion and to work towards full knee extension.

Weeks 2-3: Ideally, you should be able to extend your knee fully and flex your knee at least 100 degrees.

Weeks 4-6:  The knee should be flexed to 110-120 degrees or close to it.

 Weeks 6+:  During the program, the goal is to strengthen the lower extremity muscles while maintaining a functional range of motion at the knee joint.

Tips To Increase Knee Bend: Total Knee Replacement

You will naturally experience some limitations after a total knee replacement North Richland Hills, or a total knee replacement. Nevertheless, in order to ensure a full recovery, it is crucial to focus on physical therapy and exercises that can help rebuild your knee’s tissues, strength, and flexibility.

That is why we are going to reveal our 3 secrets to increasing your knee bend!

1. Knee Requires Bending And Flexing After Surgery

If you sit a lot in an upright position after surgery, your knee will naturally fall into a 90 degree angle. That’s great! As a result, you must move your knee continuously from a straight position to a bent position in order to ensure that it is able to bend without pain and with full range of motion later on.

The best way to do this is to sit in a chair in your tiled/linoleum kitchen or on your hardwood floor (if you have one). Put a towel underneath your foot, sit with your legs at a 90 degree angle, and then pretend like you’re cleaning up a mess off that floor. You should move your leg forward until it is almost straight – with your toes still on the ground. Bring the knee back to the base of the chair by flexing it. As a result of this motion, the knee is stretched and a little pressure is placed on the leg to increase its strength.

2. Knee Bends Don’t Stop At 90 Degrees

In order to fully recover from an arthroplasty, you must be able to contract your knee to a smaller 90-degree angle. You should be able to move your calf muscles closer to your hamstrings (towards the back of your body). As well as stretching and strengthening the quadriceps, this exercise improves the range of motion of the knee.

If your doctor approves, you may use the same towel you used in Step 1 or a resistance band to move your leg further behind you, about 2-3 weeks post-op. Slowly slide the towel back (or pull back with the resistance band) until your leg is at a 45 degree angle. You will be able to increase your range as you practice.

3. Following Your Total Knee Replacement, It Is Time To Begin Stair Climbing

There is no doubt that stair climbing is a difficult part of recovery for many people, but especially for those who avoid strength-building exercises. When you are ready, use the banister or ask a relative or friend to assist you in holding yourself up by the first step in your home.

You should begin by lifting your arthroplasty knee to the first step and extending your leg until you can feel some weight on it. You will feel some stretching and pain, but do not go too far. The first time you perform this exercise, you should do it in physical therapy in order to determine your limitations.

Exercises To Improve  Maximum Bend After Knee Replacement

Exercises you should follow to improve maximum bend after knee replacement are as follow

1- Seated Knee Flexion

Ensure that your upper body is supported by a chair with arms. You should choose a floor that has a smooth surface (you can also place a plastic bag under your foot to ease foot slipping).

As you sit, slide the surgical leg back as far as you can and hold for 10 seconds. It is much more difficult than it appears. Do this ten times.

2-  Short Quad Arcs

Lay on your back and support the back of your knee with a rolled towel. You should slowly straighten your leg by lifting your foot while keeping the back of your knee on the towel. Each day, I repeated this process 20 times.

3-  Heel Slides

 Straighten your legs while lying on your back. Make sure your non-surgical leg is flat (read my article on heel slides for more information).

Slide your heel towards your butt in order to bend your surgical knee. For extra bend (and pain), you can use a bathrobe belt.

4-  Ankle Pumps

Make sure that your legs are straight while lying on your back. Taking your foot off the ground, point your toes down and back up twenty times (see my article on ankle pumps for more information).

Twenty times, you can roll your ankle clockwise and counterclockwise. Additionally, you may exercise both ankles simultaneously.

After Knee Replacement, Avoid These Activities

  • Prolonged sitting
  • Activities with a high risk of falling
  • Running and jumping
  • Too much weight-bearing shortly after surgery
  • Running and jumping
  • Sports that involve high impact or rapid changes in direction
  • soccer
  • Kneeling
  • football
  • rugby
  • gymnastic
  • skiing
  • basketball
  • hockey

Recovery Takes Time

You should continue to work on returning your knee to its original function. Exercises at home and physical therapy are the most effective ways to achieve this. You should be aware that the flexibility and ability to bend your knee has a significant impact on how scar tissue forms, how much pain you experience in the future, and how well your knee replacement surgery  will perform. You will recover quickly if you continue to perform knee bends.You can easily find a doctor to get rid of knee pain by searching for a pain doctor near me. Texas Pain Physicians are always available to serve you 


Don’t delay going to the doctor even if you are experiencing severe pain on the outside of the knee while kneeling. Maybe there is a need for knee replacement. But there are certain things you should follow after knee replacement. While it is important to exercise after knee replacement surgery, you should avoid certain movements and activities. The most dangerous activities include those that involve a high risk of falling or twisting the knee. You should always consult your healthcare provider if you are uncertain whether a certain activity is safe. It is always better to do less than more when in doubt.

To schedule an appointment, please contact us.

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Frequently Asked Questions

Q- 1)   Can A Knee Bend To A Maximum Degree?

Approximately 135 degrees of flexion is the maximum range of motion for a fully bent knee. As a general rule, you can carry out most normal activities with a knee flexion of about 125 degrees. A minimum flexion of approximately 105°-110° is required for daily living

Q- 2)   After A Knee Replacement, Will I Be Able To Kneel?

Patients typically expect to be able to kneel after TKR,2,4, however, this expectation is frequently not met,1,6, with between 50% and 80% of patients reporting difficulty kneeling or not kneeling after TKR.

Q- 3)   After A Knee Replacement, Are There Any Permanent Restrictions?

After knee replacement surgery, there are very few long-term limitations. The main thing I advise my patients to avoid is long-distance running. Your knees are subjected to a lot of force as a result of the high impact and repetitive nature of this exercise. Other physical activities and sports are generally acceptable.

Q- 4)   Are My Knee Replacements Susceptible To Damage?

When your joint replacement is still healing, falling on your knee may damage the prosthetic implant. If this occurs, you may need a revision surgery. You should use your cane, crutches, or walker until your balance, flexibility, and strength have improved.

Q- 5)   What Is The Maximum Amount Of Bend I Should Be Able To Do Two Weeks After Knee Replacement?

In week 1, the goal is to reach at least 90° of knee flexion and to work towards full knee extension. In weeks 2-3, the goal is to achieve knee flexion of at least 100° and full knee extension. During weeks 4-6, you should be able to flex your knees fully to 110-120 degrees or should be close to doing so.