22 ABSTRACT NASAL RESPIRATION MASK ACCORDING TO THE PRESENT INVENTION, THERE IS PROVIDED A NASAL RESPIRATORY MASK CONTACTING WITH THE FACE OF A USER FOR SUPPLYING RESPIRATORY POSITIVE-PRESSURE GAS TO THE NOSE OF 5 THE. USER, COMPRISING AT LEAST A PART ATTACHED TIGHTLY TO THE FACE THAT IS ATTACHED TIGHTLY TO THE FACE OF THE USER A FRAME-FITTING PART FOR FITTING TO A FRAME AND AN ELASTIC CONNECTING PART THAT CONNECTS ELASTICALLY THE PART ATTACHED TIGHTLY TO THE FACE WITH THE FRAME-FINING PART, WHEREIN A FACIAL SIDE OF THE ELASTIC CONNECTING PART IS KEPT APART FROM THE FRAME-FITTING PART SIDE THEREOF FOR A REQUIRED DISTANCE EVEN ILL THE ABSENCE OF APPLIED RESPIRATORY POSITIVE PRESSURE. I 0 THE NASAL RESPIRATORY MASK HAS ADVANTAGES THAT IT CALL BE WORN IN AN APPROPRIATE POSITION WITHOUT APPLYING POSITIVE PRESSURE AT THE START OF WEARING, SCARCELY DISTURBS THE VISUAL FIELD DURING WEARING, AND CAN PREVENT PROLONGATION OF THE TIME REQUIRED FOR DRYING OR OCCURRENCE OF UNSANITARY CONDITION AFTER ROUTINE CLEANING BY WASHING WITH WATER. FIG. 4
