1, How to choose height of cane: Stand straight with shoe, measurement of the wrist horizontal grain to floor. Or measurement of ulnar styloid to floor. Cane height same as place wrist trochanter.

2, Underarm crutches height: stand  straightly, crutches with distance of 3 to 4 cm to the armpit; crutches cushion putting front the tiptoe 15cm and outside with the rectilinear distance of 15cm. Elbow joint bend with 30°, The handle with the same height as greater trochanter.  If too high, elder or disable must forerake and easily step on false. If too low, people must bend and feel not comfortable.

The features of different canes

1, The normal one: one point

2, Tripop cane: for uneven road

3, Tetrapop cane: Four point can make different flats, on the uneven road, easily shaking, it is better to use indoor.

Special cane

1, The bottom with non-slip pit.

2, The handle take off, to be a sword placing.

3, Shining equipment as a torch.

4, Electric messager.

5, The cane with mobile, contacts, if something happen, the rescuer can contact family.

6, Electric sounder, if accident, give an alarm.

7, Cane with seat, have rest if tier.