
maintain side plank position on elbow while lifting top leg toward ceiling and lowering with control.
Lie on the one side, with elbow under the shoulder and other hand on the waist, keeping legs straight forward. Lift the trunk off the floor, holding the side - plank lift the top leg towards the ceiling. Lower back the leg to starting position and repeat.
Nothing here is a prescription. Your physiotherapist decides which of these are yours, and when.