Method and apparatus for producing sterile slush ice

摘要

A method and refrigeration apparatus for producing a sterile slush ice from a sterile liquid for use in surgical procedures. The refrigeration apparatus includes a cabinet having a heat transfer basin at the top and refrigeration mechanism in the cabinet for cooling the heat transfer basin. A separate sterile product basin is positioned in the heat transfer basin and cooled through a heat transfer medium in the product basin. A sterile liquid is deposited in the product basin and ice is scraped off the walls of the product basin with a sterile scraper. A sterile cover including a liquid impervious cover sheet is provided for covering the heat transfer basin and the heat exchange medium therein and the upper portion of the refrigeration apparatus.