> ## Content Index
> Fetch the complete content index at: https://theparnassian.com/en/llms.txt
> Use this file to discover other available public pages before exploring further.

# This is the instrument Peter the Great used to keep the mouths of his patients open
- URL: https://theparnassian.com/en/etot-instrument-petr-i-ispolzoval-chtoby-derzhat-rot-svoikh-patsientov-otkrytym/
- Published: 2017-06-27T05:59:35.000Z
- Updated: 2026-10-01T05:45:33.000Z
- Author: Alexandr Radayev
- Tags: NB!, Museums, People, Saint Petersburg, Humour

This is the instrument Peter the Great used to keep the mouths of his patients open. Good morning