Procedures and treatments

Preparing a child for a procedure or treatment can be an anxious occasion. Great Ormond Street Hospital have produced a number of factsheets to help explain what will happen and what to expect.

Procedures and treatments search

Search for information on procedures and treatments at Great Ormond Street Hospital.

One-way (speaking) valves

This page from Great Ormond Street Hospital (GOSH) explains about one-way (speaking) valves, what they do and how to encourage your child to wear the valve. A one-way valve is a plastic attachment that fits on to the end of your child’s tracheostomy tube.

Open muscle biopsy

An open muscle biopsy is a short procedure to remove a small piece of muscle tissue through an incision (cut) in your child’s thigh. The sample of tissue can then be examined under a microscope and tested chemically in the laboratories.

Open tip rhinoplasty for children with craniofacial disorders

A rhinoplasty is an operation to reshape the bone and cartilage in the nose. An open tip rhinoplasty is one where incisions are made to access inside the nostrils. This information sheet from Great Ormond Street Hospital (GOSH) explains the open tip rhinoplasty operation for children with craniofacial disorders. It explains how to prepare your child for surgery as well as what to expect in hospital afterwards.

Orbital box osteotomy

Orbital box osteotomy is an operation used to correct abnormal eye socket shape or placement. This information sheet from Great Ormond Street Hospital (GOSH) explains about the operation called orbital box osteotomy, which is used to treat craniofacial disorders. It explains how to prepare your child for surgery as well as what to expect in hospital afterwards.