Patent ID: 8647325

Claim:
A vessel connection device for medical use suitable to connect together a body vessel and a liquid conveying device, where said body vessel has a first end, a lumen and a vessel wall defining said lumen, where the connection device comprises a tubular portion with an insertion end including a swelling for insertion into said lumen and a sleeve, slideable along the tubular portion, wherein a chuck, arranged at the tubular portion, which can be in an open and in a closed position and intended to squeeze said body vessel with a lumen, arranged over the insertion end and the swelling between itself and said swelling, and wherein that said chuck can be locked in a closed position by means of a sliding of said sleeve along said tubular portion; wherein the sleeve is provided with a conicicity on the inside, intended to close the chuck when sliding the sleeve; wherein the chuck is so shaped that when the insertion end of the tubular portion is arranged inside said lumen, the chuck is able to move over the tubular portion, contacting the wall, which defines said lumen; wherein said chuck is adjusted in size on its outside to the inside size of the sleeve, such that when the chuck is brought into contact with the wall, the sleeve can be slid along the tubular portion and produce a pressure which maintains contact between the vessel wall and the connection device; and wherein said chuck is provided with chuck jaws, and where at least one chuck jaw is provided with a recess configured to accommodate the swelling and the thickness of the vessel wall.