Point 67 (GB-34) :
On the outer aspect of upper leg, just below the knee
joint, can be seen a small rounded bone, called the head of
fibula. Beneath the head is a constricted part, called the neck
of fibula.
Point 67 lies just in front of the neck of fibula.

Point 68 (GB-37) :
At the outer aspect of the ankle joint is a prominent
bone called the lateral maleolus.
Point 68 lies five thumb-widths vertically above the tip of
lateral maleolus.

Point 69 (GB-40) :
This point lies in a shallow depression just below (and in
front of) the lateral maleolus.