continuous vein-vein haemodialysis

cavernous portal vein portal vein cavernous transf

continuous vein to vein hemofiltration

Faical vein-superior ophthalmic vein approach

reticular vein netted vein

anti-leakage and treat leakage

leakage prevention and leakage sealing

1# vein

595# quartz vein

abdominal vein

accessory cephalic vein

accessory hemiazygos vein

accessory subcostal vein

accessory vein

accompanying vein

accretion vein

acellular bovine jugular vein

acetabulum vein

Across-vein roadway