A water saving device for a flush toilet comprising a flapper valve limit structure which yieldably limits the upward movement of a toilet tank flapper valve after it has been moved upwardly from its lower closed position towards its upper position thereby reducing the amount of water which will be discharged from the water tank into the toilet bowl during a flushing cycle. The composition and method comprising providing fluoxetine, simvastatin, and optionally, an antioxidant. The loop-like structure includes at least one lumen, which is in fluid communication with at lease one of the two lumens in the dual lumen catheter. A method of inserting a cochlear implant includes providing a multi-joint robot comprised of a series of actuator units, guiding the multi-joint robot into an inner ear of a patient, monitoring the position of the multi-joint robot relative to a non-conductive portion of the patient; and applying current to the multi-joint robot so as to adjust the position of the actuator units. The assembly also includes a plug that is configured for insertion within the terminal block.