Precautionary measures for ice packs:
1. If you use an ice pack for cold compress, if the cold compress area becomes pale, gray and blue, or you feel trembling, pain or numbness, stop using it immediately.
2. Observe whether the ice pack leaks at any time, and replace it in time after it melts.
3, if you want to cold compress, then the use time should be executed according to the doctor's advice, or the time should be controlled within 30 minutes.
4, ice pack water injection is not recommended to be too full, too full for cold compress local pressure may be too large, leading to the impact of local blood circulation.
5. Do not use ice packs behind ears, heart, chest, abdomen or feet.
The difference between dry ice ice packs and ordinary ice packs
1, the difference of material composition, the composition of dry ice ice pack is solid form of carbon dioxide, and the composition of ice pack is gel-like object, which is a mixture of various components.
2, the price difference, the price of dry ice ice packs is more expensive than ice packs.
3, security differences, dry ice can not be sealed and there is a danger of explosion, while ordinary ice packs can.
4, temperature difference, the temperature of dry ice ice packs is MINUS 78 degrees, and the temperature of ordinary ice is about 0 degrees to MINUS 18 degrees.
5, heat preservation time, the heat preservation effect of dry ice bag is better than that of ordinary ice bag, and the heat preservation time is longer.
6. Different storage methods: dry ice bags can't be sealed in the refrigerator, but ordinary ice bags can be sealed in the refrigerator.