Accidental venous needle dislodgement from the arteriovenous fistula or graft can lead to serious and even fatal bleeding in hemodialysis patients. Dislodgement is not detected by the venous ...

Techniques for blood collection from the rat include puncture of the heart, retro-orbital plexus, jugular vein, saphenous vein, tail blood vessels, carotid artery, abdominal aorta, and vena cava.

The impact of anticoagulation on these complications must be assessed. Percutaneous venous puncture must postpone initiation of thrombolytic therapy. The deleterious effect of iodinated contrast ...

In 13 patients, a second attempt changing puncture site was necessary, while 2 patients required conversion to a surgical approach because of fibrotic or collapsed vein. Mean operating time was 51 ...