Sealing device lapparoscopicos access procedures.

A medical device for sealing, the device comprising: a sleeve defining a lumen; the sleeve having a twisted sleeve section defining twisted sleeve section at least a portion of the lumen; and tensioning means for axial tensioning section twisted sleeve to axially extending section twisted sleeve and thereby reduce the cross sectional area of ​​the portion of lumen defined by section twisted sleeve from a first configuration lumen open to a second sealing configuration for sealing engagement of the twisted sleeve section to an object in the lumen.