The patient starts walking on the same day of the surgery. The post op period is painless & exercises can be done very easily. Patient can go to the toilet & climb stairs.
With modern medicines and good physician it doesn’t t really matter, it can be kept under good control & doesn’t t affect the outcome. Although after surgery some fluctuations in readings are normal.
If due to some unforeseen circumstances the joint does get loosened the surgery can be done again , although different kind of implants are required in such cases.
Jumping, jogging, running & playing contact sports.Siiting on the floor & squatting is to be discouraged. Some postures in yogasana are allowed after the surgery. High energy contact sports like football and tennis etc. should be avoided.
The range of motion depends on many factors the primary being the quality of muscles & the pre op range of motion. Other factors include surgeon s skills & experience, & the type of implant used. There is considerable improvement in the range of motion after surgery but if a patient does not have or have limited movement in the knee before the surgery can t expect to have full movement after surgery.
If the pain & disability affects your day to day living and pain killers are required frequently then you should consider getting a knee replacement surgery.