Could a penis pump cause skin irritation

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my skin has been getting these weird bumps ever since ive been using my penis pump for few months now i did have gonorrhea and it caused one to form doctor told me the bump was from ghonnerha but since ive used the pump alot the last few months more appeared they dont hurt ive rip some off before and it bled a little i think there skin tags from the skin healing cause when i had gonorrhea my skin would go raw cause my ex had a ph balance issue now im with a new girlfriend and she and my ex and my previous people i had sex with had no stds they all got checked all came out negative