Cold-compression therapy combines a cooling pad or wrap with static or intermittent compression. Systems range from gravity-fed ice-water units to motorized devices that control temperature and pressure.
Why it is used
Clinicians may prescribe a device after orthopedic surgery or injury to reduce short-term pain, swelling, and medication use. Evidence and protocol differ by procedure. A device does not accelerate every kind of healing or replace movement, rehabilitation, wound care, or clot prevention.
Cold plus pressure changes risk
Cooling reduces sensation while compression can reduce local blood flow, so a patient may not recognize injury. FDA has received reports ranging from numbness and frostbite to tissue damage requiring grafting or amputation from water-circulating hot/cold devices.
Use only as directed
The prescriber or device instructions should specify barrier, temperature, pressure, duration, breaks, frequency, sleep restrictions, and skin checks. Do not tighten a wrap to chase swelling or bypass temperature controls.
Higher-risk patients
Peripheral vascular disease, neuropathy, diabetes with sensory loss, Raynaud phenomenon, fragile skin, anticoagulation, impaired communication, and sedating medication require extra caution or avoidance.