IT WAS REPORTED THAT A PATIENT ACQUIRED A DEEP TISSUE INJURY AND STAGE 4 PRESSURE INJURY WHILE LAYING ON A STRYKER MATTRESS. NO FURTHER INFORMATION ABOUT THE INJURIES OR TREATMENTS FOR THOSE INJURIES WAS REPORTED. ATTEMPTS HAVE BEEN MADE TO REACH THE CUSTOMER FOR MORE INFORMATION; HOWEVER, THE CUSTOMER HAS NOT RESPONDED TO THESE ATTEMPTS.