Puncture-proof blood transfusion bag

The utility model relates to the technical field of medical instruments, in particular to a puncture-proof blood transfusion bag which comprises a blood transfusion bag body, a connecting portion is vertically arranged at the bottom of the blood transfusion bag body and comprises a fixing section and a containing section, the containing section is of a tubular structure and connected with the blood transfusion bag body, and the fixing section is connected with the containing section. The fixing section is arranged at the end of the containing section and used for fixing a bottle inserting needle, and the sum length of the fixing section and the containing section is equal to or larger than the length of the bottle inserting needle. According to the puncture-proof blood transfusion bag, the sum length of the fixed section and the containing section is equal to or larger than the length of the bottle inserting needle, so that the bottle inserting needle can be prevented from penetrating into the blood transfusi