Mrs. Tishell and her husband
Sally Tishell was the owner and pharmacist of Portwenn Pharmacy. She had a crush on Martin Ellingham during and to the very end of season 4, but turned out that she was quite ill. She was married to Clive Tishell.
Mrs Tishell wears a neckbrace as a way to attract the Docs attention. Hoping he will feel sorry for her and give her affection. She is aroused by the thought of his love, whilst wearing her brace.