Hip Replacement Exercises

Rehabilitation after a hip replacement is usuallyseat high enough to prevent too much hip flexion. As
straightforward but it is important to be aware ofthe side of the thigh has been operated this can limit
the priorities at each stage of the operation andthe amount of knee bend so patients are
recovery for the best outcome. Because anencouraged to regularly slide their feet back towards
osteoarthritic hip is painful this has a series ofthemselves in sitting.
knock-on effects. A painful joint means theGiving the patient confidence to independently
musculature which controls that joint cannot workperform a safe and relatively normal gait pattern is
properly so tends to lose some of its strength andthe initial goal of mobilization. This progresses into
support for the joint. The joint may also becometeaching a walking technique which approximates as
tight as the natural movements are not performedclosely as possible to normal walking. Once this has
and the person may adopt an abnormal gait whichbeen well learned the patient should walk with a
becomes an ingrained habit.pattern very close to a natural gait, with an observer
Pre-operative education and rehabilitation is importantonly understanding they have a restriction by the
so the person knows what they are trying topresence of crutches. The natural sequence of
achieve with their exercises and gait practice. Rangemuscle activation is promoted by an involuntary and
of motion and strengthening exercises can be givenrepetitive function such as walking and this reduces
along with gait correction. If the gait cannot be easilythe energy cost of walking and facilitates return of
corrected by instruction, consideration should bemuscle power.
given to using a walking aid. Either a stick or a crutchThe physiotherapist may prescribe an exercise
can be used depending on the degree of supportregime for the patient if he or she identifies a
needed, held in the opposite hand to the arthriticparticular weakness in the hip musculature. The
joint. If the patient walks with a good pattern this isupright position with the patient holding onto a solid
sufficient, but if they still walk poorly they may needobject is the safest starting position and promotes
two sticks or crutches to achieve a reasonable gaitstability and confidence. Three movements can be
pattern.used to start with: bringing the thigh up towards
On the first post-operative day the physiotherapisthorizontal in front of the body; making a sideways
assesses and treats the patient both in the bed andmovement of the leg outwards whilst keeping it
up mobilizing. Quadriceps and buttock musclestraight; pushing the leg behind the body whilst
contractions performed hourly allow the leg to regainkeeping the body upright and the leg straight. The
muscle control to enable movement. Repeated gentlemain hip and pelvic muscles which control hip stability
hip flexions by sliding the heel up and down in theare worked by these movements.
bed can help the patient regain control of the leg andHydrotherapy or more strongly resisted exercises
restore this functional activity which they need tomay be necessary in some cases. Joint replacement
master bed mobility. Circulatory improvement is alsotreatment is very effectively managed in a pool due
encouraged by pumping movements of the anklesto both the resistance and the support of the water.
routinely but the size of this effect may not be veryFloats attached to the feet increase the forces
great.needed to perform muscle activity in water and the
Hourly contractions and gentle movements of the hipentire walking pattern can be practiced by walking
will get the joint moving and restore someagainst the water resistance up and down the pool.
confidence in the patient that they can independentlyHip surgeons are not very keen on significant
move their leg around, which initially feels very heavy.exercises for total hip replacements, except gait, due
The physiotherapist and an assistant will mobilize theto possible implant loosening and reduction in the
patient as their condition allows, using crutches or asurvival of the implant.
frame. Early sitting out in a chair is encouraged with a