This is a book that follows the history of masturbation and refers to shower heads many times as a gateway to women trying new things and not feeling ashamed of their actions. This would be an interesting topic to explore in terms of shower heads as a technology.
The patent for the elliptical shower head is displayed on this website. It was interesting to see how much goes into the patent even though it’s just a shower head, but it goes to show that this is in fact a piece of technology.
This article explores the connection between neighborhood participation in older adults, and defines their social standings as urban by using a hand-held shower head as an indicator of social status.