Abstract: A hand operated medical pump is described including: at least one fluid inlet; at least one fluid outlet; a flexible pump bulb defining a pumping chamber which forms at least part of a pumping flow pathway; at least one directional valve which allows flow of fluid in a direction from the at least one inlet to the at least one outlet, but inhibits flow of fluid in a direction from the at least one outlet to the at least one inlet; and a bypass flow pathway from the at least one inlet to the at least one outlet which by-passes the at least one directional valve; and wherein the bypass flow pathway extends through the pump bulb.

Abstract: A laryngoscope (10) to assist tracheal intubation on a patient, comprising a body having a handle (14), and a laryngoscope blade (12) extending from the handle (14); a lighting system (21) including a light source integrated in the laryngoscope body and arranged in use to be activated to adopt an operational mode to provide illumination to the patient's throat; control means operative to allow only a single occurrence of the lighting system in the operational mode; and wherein once activated in the operational mode, the lighting system provides illumination for only a limited time.