1. Oral irrigator
1.1is a front view of an oral irrigator showing the new design;
1.2is a back view thereof;
1.3is a left view thereof;
1.4is a right view thereof;
1.5is a top view thereof;
1.6is a bottom view thereof;
1.7is a right side, top perspective view thereof;
1.8is a right side, bottom perspective view thereof;
1.9is a front view of the oral irrigator showing an alternative state of use;
1.10is a back view thereof;
1.11is a left view thereof;
1.12is a right view thereof;
1.13is a top view thereof;
1.14is a bottom view thereof;
1.15is a right side, top perspective view thereof; and
1.16is a right side, bottom perspective view thereof.
The broken lines shown in the drawing illustrate portions of the article and form no part of the claimed design.