Patent ID: 7452329
Filing Date: 2008-11-18
Classification: A61B

Abstract:
1. Disposable device for surgical operation on the hemorrhoidal artery, comprising: a retractor tube, closed and rounded at one end which is insertable into an anal orifice, the retractor tube being provided upon its side surface with at least an exploration window through which a rectal mucosa can be observed, the retractor tube being also provided with a gripping handle, integral with an external mouth of the retractor tube, through said external mouth being possible to observe said rectal mucosa and to insert in the retractor tube instruments required for the surgical operation; a luminous source fixed in removable manner inside the gripping handle, for illuminating said window and the rectal mucosa which appears through the window; means for reflecting the light supplied from said luminous source and for allowing said reflected light to illuminate the internal portion of the retractor tube and said window, said light reflecting means being located at the level of a conjunction zone of the gripping handle to the external mouth of the retractor tube; the retractor tube being provided, in alignment with the exploration window and upstream of said exploration window, with a longitudinal, internal chamber at least partially defined by a wall which is integral with internal walls of the retractor tube and with a posterior side of the exploration window, so that the chamber has an opening toward the external mouth of the retractor tube; the device also comprising an ultrasonic probe, friction-housed in said chamber and at least partially exposed through an opening longitudinally obtained on a lateral wall of the retractor tube, so that said probe is able to enter in contact with the rectal mucosa.