Exhibit 23.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 33-99960, 33-86019, 33-45147, 33-45146, 333-16489 and 333-132223) of Allied Healthcare Products, Inc. of our report dated September 1, 2006, relating to the financial statements and financial statement schedule, which appears in this Form 10-K. /s/ RubinBrown LLP St. Louis, Missouri September 28, 2006 S-12