A pressure sensor using the MEMS element and the manufacture method thereof utilize the semiconductor processes to form the micro channel connecting to the chamber, open the micro channel, coat the anti-sticking layer on the inner surface of the chamber, and then seal the micro channel to keep the chamber airtight. A plurality of permanent magnets are arranged alternatively along inner face of the peripheral wall. The motor fixing seat is connected to one side of the base, and another side is connected with the cutter seat. Accordingly, one or more entries in a citation index may include display of one or more citations in the context in which the citations originally appeared.