<p>An aspiration device (100) includes an aspiration unit (102) for extracting fluid from an aspiration site on a patient's body. The aspiration unit (102) comprises a cannula (112) for piercing the aspiration site and a catheter (110) connected to the cannula (112). The catheter (110) adapted to be inserted in the aspiration site to extract the fluid. A stabilizer (108) is provided to affix the aspiration unit (102) to the patient's body. The stabilizer ( 108) includes a guide (202) having a guiding slot (204) for guiding the movement of the aspiration unit (102) while piercing the aspiration site. A collection bag (106) adapted to be coupled to the catheter (110) for collecting the fluid extracted by the aspiration unit (102). A transfer tube (104) adapted to couple the collection bag (106) and the aspiration unit (102) to transfer the fluid from the aspiration unit ( 102) to the collection bag ( 106).</p>
