Total Hip Replacement – Exercising

Total hip replacement rehabilitation is not a complexupper thigh can limit the bend of the knee due to
process but it is useful for a skilled eye to be keptpain. Routine practice knee flexion is important to
on the progress of the patient if the outcome isrestore movement, by sliding the foot back towards
going to be optimal. The muscles around a painfuland under the chair as able in sitting.
joint weaken due to lack of use and this reduces theInitially mobilisation should produce a safe and
support of the joint given by them. Tightness mayacceptable walking pattern and after the initial period
develop in the joints due to the restrictions in thethe physiotherapist will progress to teaching as close
movements which are limited by the pain and so theto a normal gait as possible. Once the patient has
patient may develop an abnormality of gait to copeachieved a step-through gait and are walking well
with the pain and tightness.their gait pattern should be very close to normal with
Physiotherapists start with rehabilitation and educationthe addition of a pair of crutches the only clue they
of patients pre-operatively so they are well preparedhave had an operation. Muscle activation is normalised
for the operation and understand what they need toby the natural rhythm of an automatic activity such
do. Joint restriction is assessed with strengtheningas walking and a correct sequence of muscle activity
and mobilising exercises given for the hip and the gaitlowers the energy requirements for walking and
checked and corrected as necessary. If the gait isincreases muscle strength.
poor then the physiotherapist will consider a walkingSpecific exercises can be added to the patient's
aid such as a crutch or stick, in the hand opposite toregime if a significant weakness in one or more
the affected joint. If a good walking pattern is notmuscles is identified. Standing and holding on to a firm
established with this a second stick or crutch may beobject in front is the best position to start with from
necessary to attain a suitable gait with pain relief.a balance and safety point of view. The exercises
On the first post-operative day the physiotherapistconsists of three movements: raising the knee up in
assesses and treats the patient both in the bed andfront so the thigh eventually is close to horizontal;
up mobilising. Quadriceps and buttock muscleabducting the leg to the side whilst kept straight;
contractions performed hourly allow the leg to regainmaintaining an upright posture whilst moving the
muscle control to enable movement. Repeated gentlestraight leg behind the body. These exercises
hip flexions by sliding the heel up and down in thestrengthen the major moving and stabilising muscles
bed can help the patient regain control of the leg andaround the hip and pelvis and can easily be
restore this functional activity which they need toperformed even by elderly and less strong patients.
master bed mobility. Circulatory improvement is alsoIf these are not sufficient then the patient can be
encouraged by pumping movements of the anklesinstructed in exercises on the bed or prescribed
routinely but the size of this effect may not be veryhydrotherapy. Hydrotherapy is a very good method
great.for strengthening joint replacements as the water
As the operated leg often feels very heavy andgives good levels of resistance but supports and
difficult to control, the repeated movements andcontrols the joints as they move. Floats can be used
contractions improve the patient's ability andto strengthen muscles against resistance and gait
confidence in moving their leg with good control.practiced against the water, giving resistance to the
Mobilisation of the patient into standing will bewhole process of walking and strengthening the
performed by the physiotherapist and an assistant,entire pattern. Excessive exercise is not
with walking a short or longer distance achievedrecommended for hip replacements as this can
depending on the patient's ability. A relatively highcompromise the interface between the cement and
sitting position is advised to limit extremes of hipthe bone inside and shorten the life of the implant.
flexion. The operative site on the outside of the