<prompt> Seabrocks operation is done forParotid fistulaThyroglossal fistulaThyroglossal cystBranchial fistula  <response>: Ans. a Parotid FistulaRef: SRB Manual of surgery, 4th ed p-438-39 Parotid fistula usually results following surgery or Trauma or infection Fistulas from Parotid gland usually heals Fistulas from duct wont heal and will need Newman and Seabrook operation - reconstruction of duct by double cannulation. 