Ear canal medicine sprayer for otolaryngology department

• Main Author: XIE XIAOXING
• Format: Patent
• Language: Chinese; English
• Published: 30.11.2021
• Subjects: 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; MEDICAL OR VETERINARY SCIENCE

The utility model discloses an ear canal medicine sprayer for the otolaryngology department, which comprises a cylindrical sleeve body (1), and an injector (2) is arranged in the sleeve body (1); a longitudinal groove (3) and a plurality of transverse grooves (4) are formed in the inner wall of the sleeve body (1), the longitudinal groove (3) extends in the direction of the center axis of the sleeve body (1), and the transverse grooves (4) and the longitudinal groove (3) intersect and are perpendicular to each other. A blind hole (14) is formed in the front end of the longitudinal groove (3), and the rear end of the longitudinal groove (3) penetrates through the rear end face of the sleeve body (1). The auditory meatus spraying device can conveniently adjust the spraying depth, improves the accuracy of spraying in the auditory meatus, and is convenient to use. 本实用新型公开了一种耳鼻喉科耳道喷药器，包括圆柱形的套体(1)，套体(1)内设有注射器(2)；所述套体(1)的内壁上设有纵向凹槽(3)和多处横向凹槽(4)，纵向凹槽(3)沿套体(1)中心轴方向延伸，横向凹槽(4)与纵向凹槽(3)相交且互相垂直；所述纵向凹槽(3)的前端具有盲孔(14)，纵向凹槽(3)的