Masculine voice in females is treated by
The masculine voice in females is treated by Thyroplasty type 3. It is used to shoen (relax) the vocal cord. Relaxation of vocal cord lowers the pitch. This procedure is done in mutational falsetto or in those who have undergone gender transformation from female to male. Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 6, page - 302
Thyroplasty type 1
Thyroplasty type 2
Thyroplasty type 3
Thyroplasty type 4
Larynx