nasal valve


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Related to nasal valve: external nasal valve

na·sal valve

the variable aperture between the nasal septum and the caudal margin of the upper lateral nasal cartilage.

nasal valve

The site of greatest obstruction to airflow through the nasal passages. It extends from the bony cave near the piriform aperture into part of the cartilaginous vestibule of the nose. Synonym: internal nasal valve
See also: valve
References in periodicals archive ?
There are few reported complications of nasal valve suspension described in the literature.
Care must be taken to avoid damaging branches of the infraorbital nerve when performing nasal valve suspension.
The internal nasal valve area is a space bounded medially by the septum and superiorly and laterally by the caudal margin of the upper lateral cartilages and its fibroadipose attachments to the piriform aperture and the anterior end of the inferior turbinate.
The internal nasal valve angle is the angle between the caudal margin of the upper lateral cartilage and the nasal septum.
To date, the author has treated 5 patients with hyaluronic acid injections into the internal nasal valve.
Traditionally, internal nasal valve collapse has been treated with autologous cartilage.
Frequently, patients in whom the nasal valve is compromised may notice an improvement in nasal airflow with this procedure, as well.
9) Electric stimulation has not been used specifically for nasal muscle stimulation in patients with nasal obstruction resulting from nasal valve stenosis and/or collapse.
In evaluating patients with nasoseptal deformities, chronic rhinitis, hay fever, acute or chronic sinusitis, nasal allergy, scarring from burns or trauma, Bell's palsy, stroke, senile atrophic changes of upper and lower cartilages and nasal muscles, and other disorders that can affect function of the nasal valve, a surgeon may suggest septorhinoplasty, implants, or suspension sutures to relieve obstructed nasal breathing.
An internal nasal valve is considered to have collapsed when the angle of the valve is less than 10[degrees] to 15[degrees].
During the postoperative modified Cottle maneuver at the external nasal valve in this group, there was a minimal or no increase (mean: 1.
Calvert will contend with are the scarred in tissues at the bridge of the nose and in the middle vault where the nasal valves are.