Many trans men or transmasc people use pumps to encourage ... boosting effects of pumps are only temporary. A penis pump is “a vacuum device that creates a suction effect to increase and ...
The pump creates a vacuum, which draws blood into the penis to create an erection. You then place a constriction band at the base of the penis to maintain the erection. The band can be left on for up ...
Interesting Engineering on MSN4d
Scientists develop new thin film-based vacuum pump that could replace bulky motorsGerman researchers at Saarland University and the Center for Mechatronics and Automation Technology (ZeMA) are working to ...
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