Drain type surgical drape

The invention relates to a medical product, in particular to a drainage type surgical drape which consists of two parts, namely 1, the surgical drape, and 2, a liquid collection flow guide bag. The surgical drape can be connected with the liquid collection flow guide bag into a whole, and the liquid collection flow guide bag also can be combined with the surgical drape in other combined modes foruse. The surgical drape is provided with a prepared hole for the surgical part to pass through; a bottom opening of the liquid collection flow guide bag is coincided with the prepared hole on the surgical drape to make the surgical part conveniently pass through the surgical drape to enter the liquid collection guide-flow bag. The top of the liquid collection flow guide bag is provided with macropore for providing open area for doctor to undergo surgery.