The ornamental design for a bronchoscope, as shown and described.
FIG. 1 is a bottom left side isometric view of a bronchoscope in accordance with the new design;
FIG. 2 is a left side isometric view thereof;
FIG. 3 is a right side isometric view thereof;
FIG. 4 is a front isometric view thereof;
FIG. 5 is a rear isometric view thereof;
FIG. 6 is a top isometric view thereof; and,
FIG. 7 is a bottom isometric view thereof.
In FIGS. 1-7 the bracket and broken line separation are used to indicate that, for ease of illustration, no particular length is claimed. The broken lines immediately adjacent to the shaded areas in FIGS. 1-7 represent the bounds of the claimed design, with the lines themselves and the areas within them forming no part of the claim.