A fancied history of treating hysteria with female sexual stimulation. Doctors perform such services and satisfy their patients.
Many women are masturbated by their doctor, referred to as pelvic massage, initially digitally, but later using a mechanical device. It is all very clinical (and very funny) and no nudity is shown. When Mortimer's hand becomes sore, Edmund suggests using his tongue, as the French do.
Molly offers to blow Mortimer for six pounds, culminating in the question "Fancy a lick?"