If I can add a couple of comments.
The PDFs do show how to strap a patient in, etc.
However, I'd HIGHLY recommend hands-on practice in addition to reading the directions.
For example, simply knowing how to feed the straps through the buckles can make it easier to tighten and less uncomfortable for the patient.
And it'll take a few times to start to realize how tight things need to be, the best order for doing some steps, etc.
For example, I can't emphasis how important it is to make sure things are nice and tight when rigging for vertical lifting, otherwise the patient can and will shift and may end up much more uncomfortable than you intended.
And of course there's all the in-cave practice movement. It's actually sort of interesting the more practice you get, the more of an eye you get for where a sked will and won't fit. I've students to get patients through more than one tight spot where they swore there was no room and there ended up being room to spare.
Finally a reminder: If you're rigging for vertical work, as I reminded my OCR class the other week, you are lifting a living, breathing human being who is currently not-broken. The goal is to finish the lift with the "patient" in the same condition. (they did manage to do so
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