'hot pack' is a correct and usable term in written English.
It is usually used in reference to a heating pad or a hot compress used for medical purposes. For example: I used a hot pack to soothe my sore back muscles.
If the weather is hot, pack with an ice-pack.
"I just put a hot pack on my arm and relaxed a little bit".
Passive warm-up comprised passive stretching, hot pack, and massage to both thighs.
Patients in the brace group used a lateral counterforce brace for three weeks, US plus hot pack in the ultrasound group, and laser plus hot pack in the LLLT group.
Results suggest that therapeutic combinations such as hot pack plus active ROM and stretch with spray, hot pack plus active ROM and stretch with spray as well as TENS, and hot pack plus active ROM and interferential current as well as myofascial release technique, are most effective for easing MTrP pain and increasing cervical ROM.
Two alternative methods are to use three different mixing processes with preheated materials and to use two thermogenetic admixtures (hot pack material and quicklime).
We apply hot packs to further relax her muscles.
Fans were putting hot packs in their boots by the start of the second period.
During those rests Thursday, he soothed his knees with hot packs to prevent them from stiffening while on the bench.
In a corner is a wheeled cart stacked with hospital gowns, gauze pads, syringes and a hydroculator unit, a metal tank containing hot packs in a water bath.
Then she removed the hot packs, tightly wrapped me in steamed towels, put a cool cloth on my eyes and told me to rest for 25 minutes.
