The curious history and science of PENIS PUMPS
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Cock Rings
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Video Chapters
00:00 Intro
00:20 How Geddings Osbon invented a penis pump
01:37 How a penis pump works
02:42 History of penis pump patents
03:59 Stats and studies on penis pumping
04:38 Benefits of penis pumping
05:41 Sponsor
06:10 Bloopers
Sources:
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://augustams.com/vacuum-therapy-...
https://www.ncbi.nlm.nih.gov/pmc/arti...
https://www.thevibed.com/blogs/thevib...
https://patents.google.com/patent/US1...
https://www.auajournals.org/doi/10.10...
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