| 摘要 |
A cylindrical alarm-functioned accessory device for intravenous infusion procedure comprising a cylindrical body connected through a drip tube to receive fluid from a fluid bottle thereinto, an enclosed cylindrical float which senses the condition of a fluid pool formed in the cylindrical body, and a contact-type switch extending into the cylindrical body with connection to a sound and light alarm assembly. As the bottled fluid drains, the cylindrical float descends according to the descending of the fluid pool, pressing against the contact-type switch to activate the alarm assembly.
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