A securement device for securing a catheter includes a retainer, a strap, a first anchor pad and a second anchor pad, a gap separating an edge of the first anchor pad from an adjacent edge of the second anchor pad. The retainer can include a first base member secured to an upper surface of the first anchor pad, a second base member secured to an upper surface of the second anchor pad, and a body coupled to the first and second base members. The body can include a portion spanning the gap separating the first anchor pad from the second anchor pad. The portion of the body can include an open channel through an upper surface of the body, the open channel aligned with the gap. The body can further include a first securement mechanism and a second securement mechanism. The strap can be rotatably coupled to the body.