It’s an… EAR syringe
An instrument used to inject or draw out fluids.SYRINGE!

Ear syringe
An instrument used to inject or draw out fluids.syringes direct a gentle flow of water or other liquid into the outer ear to wash out dirt, excess wax, or small objects that may have become stuck in the ear.

This one was used by a doctor in Napanee, Ontario in the 1930s. You may see a very similar looking syringe
An instrument used to inject or draw out fluids.syringe at your own doctor’s office – the design of metal ear syringe
An instrument used to inject or draw out fluids.syringes hasn’t changed very much in the last hundred years.