扩张器
Clinical Value of Dilater Curing Contract of Conjunctival Sac
结膜囊扩张器治疗结膜囊畸形和缩窄
-扩展释义
【医学】
扩张器
The utility model discloses a cunt dilater and consists of a maxilla, a chin and a connecting item.
本实用新型公开了一种阴道扩张器，由上颚、下颚以及连接部件构成。
例句
|noun|
1.A muscle whose contraction dilates an organ or aperture, such as the pupil of the eye.
‘The halecostomes, of which Amia is an example, have an opercular dilator muscle originating on the mandible which opens the operculum.’
‘The size of the opening is controlled by the nervous system: at rest, the parasympathetic nervous system constricts the pupil and in danger, the sympathetic nervous system supplies the pupillary dilator muscle to enlarge the pupil.’
2.A surgical instrument for dilating a tube or cavity in the body.
‘Other children may require periodic dilatation with tracheal dilators.’
‘Interestingly, in one of these reports all stenoses were at the level of the tracheostomy, and the authors suggested that tracheal damage from the inward force of the graded dilators might be the cause.’
3.A thing that dilates something.
‘The nasal dilator functions by increasing the area of the nasal passages, therefore decreasing resistance to airflow during nasal breathing.’
‘Tunnel dilators were used routinely for tunnel preparation and may have contributed to the absence of any gross failures.’
4.A vasodilatory drug.
‘Fifteen to 20 minutes later, after use of a nebulized bronchial dilator, the patient had acquired a measure of control over his breathing.’
‘Its positive benefits are that it is a social stimulant and a potent dilator of the bronchial muscles, so it is important in the treatment of asthma.’
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|noun|
‘The halecostomes, of which Amia is an example, have an opercular dilator muscle originating on the mandible which opens the operculum.’
