Dip coating apparatus for coating medical assist device

This application relates to a dip coating apparatus for coating a medical assist device such as a catheter or guidewire to a uniform thickness. The apparatus includes a casing and a coating booth disposed in the casing and containing a coating fluid. The apparatus also includes an elevating member vertically movable in the casing and configured to hold an upper end of each of medical assist devices so that the medical assist devices can be hung. The apparatus further includes a position adjusting member for adjusting the height of the elevating member, and a controller for controlling operation of the position adjusting member. The coating booth includes a coating unit having the same length as each medical assist device and a hopper-shaped guide unit that guides a bundle of the medical assist devices to be inserted into the coating unit when the guide unit contacts the medical assist devices.