During first aid, which type of injury requires the application of a ring pad?

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E6 Nursing Brunner Adult Health 3SA Vol 1 Part 1 p. 39-41
E6 Nursing Fundamentals Potter Perry 12e Part 6 p. 96-98
Practise the full RUHS, Jaipur, PB B.Sc Nursing Entrance-2019
Attempt every question from this paper in a timed mock, then review the full solution for each one.