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    • 10. 发明专利
    • BRPI0719678A2
    • 2013-12-24
    • BRPI0719678
    • 2007-11-30
    • ETHICON ENDO SURGERY INC
    • ARCANGELO MICHELE DPASTORELLI ALESSANDROBILOTTI FEDERICOPOPOVIC DRAGO
    • A61B1/00
    • A protecting means for non-invasive procedures, for example endoluminal or laparoscopic procedures, comprises a sheath (10) extending from a distal end (10a) to a proximal end, in which the sheath comprises at least one inflatable channel (12) having an opening and being suitable for receiving a fluid injected through said opening whereby said fluid injected into the inflatable channel through said opening inflates at least one portion of the sheath. The inflatable channel (12) comprises a plurality of longitudinal inflatable segments (14) and a plurality of annular inflatable segments (16) connected to the longitudinal inflatable segments in shape of a frame or net of the sheath (10). The protecting means further comprises an outer sleeve (20) and an inner sleeve (22) forming a gap (24) that comprises the plurality of longitudinal inflatable segments (14) and the plurality of annular inflatable segments (16) connected to the longitudinal inflatable segments. The sleeves are made by a transparent material.