patency in a sentence

Rhinomanometry can be used to test nasal patency in basal conditions in order to differentiate between anatomical and mucosal abnormalities by performing a test with a decongestant.
After technically successful revascularization surgery, the patient continued to have post-operative erectile dysfunction despite documented patency of the surgical graft by Penile Duplex Ultrasonography.
Historically Lipiodol was often used as a contrast medium at hysterosalpingography ( HSG : a procedure to determine tubal patency, used in the investigation of subfertility ).
The patency status of the parent artery is evaluated on a three-point scale, from no change in the parent artery diameter to parent artery occlusion.
Tracheal intubation is often required to restore patency ( the relative absence of blockage ) of the airway and protect the tracheobronchial tree from pulmonary aspiration of gastric contents.

Saphenous vein grafts have worse patency rates, but are more available, as the patients can have multiple segments of the saphenous vein used to bypass different arteries.
The LITA is usually grafted to the left anterior descending coronary artery ( LAD ) because of its superior long-term patency when compared to saphenous vein grafts.
This results in loss of drain patency and thus fluid, blood or infected material can build up in the wound resulting in a wound hematoma and or abscess.
Tuboplasty refers to a number of surgical operations that attempt to restore patency and functioning of the Fallopian tube ( s ) so that a pregnancy could be achieved.
Studies have indicated that endothelium and smooth muscle cells are affected by the type of storage solution, and may play a role in long-term vessel patency.

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