Foley catheter: one is made of natural latex imported from Malaysia by international advanced crafts. We have taken order with the surface of the foley catheter with nanometer antibiotic materials. The foley catheter is very slick around and can be put with biology easily. The high pressure prevented balloon can not be bursted easily with force. There is a big channel inside of the balloon so that the foley catheter can be used safely without any jam. We have developed nanometer antibiotic foley[...]