PENTYPE LÆGEMIDDELINJEKTIONSANORDNING MED ABSOLUT VINKELDOSISINDKODERMEKANISME

• Main Authors: CAVE, George, STEEL, Samuel, DRAPER, Paul Richard
• Format: Patent
• Language: Danish
• Published: 18.01.2021
• Subjects: ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS; DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEASURING; MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR; MEDICAL OR VETERINARY SCIENCE; PHYSICS; TARIFF METERING APPARATUS; TESTING

A drug delivery device 100 comprising: a housing 102; a cylindrical member 406 rotatably supported within the housing; and a plurality of sensors 212a-212g; wherein: the outer surface of the cylindrical member is provided with a single track 300, the track forming an encoder and having a plurality of first track segments 302 and a plurality of second track segments 304 arranged along the length of the track which are respectively capable of inducing first and second responses in the sensors; and in each rotational position of the cylindrical member relative to the housing at least one different first track segment is capable of inducing a first response in at least one said sensor, thereby enabling the rotational position of the cylindrical member relative to the housing to be determined.