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"Smile-Seal" is a safe needleless product specially designed for kids. Most children have instinctively repugnance to syringe needle. This natural repulsion may even result in danger when adult compulsively conduct injection. "Smile-Seal" will be a solution to this trouble. The injection process will just be a soft press on the target part of body just like stamping. Furthermore, the needleless pressure injector can effectively alleviate pain.After injecting,a"smile" mark is left on the baby's body.
After the injection, Smile-Seal will also be a cute toy to encourage children to recover from illness.
Zhejiang University of Science and Technology
Shanshan Gao,Jun Tao,Bing Li,Xinrui Li,Zhenpeng Li