# Cycle Type (2.7.1 - 1.0.0) - HL7 v2.7.1 Vocabulary v0.1.0

* [**Table of Contents**](toc.md)
* [**Artifacts Summary**](artifacts.md)
* **Cycle Type (2.7.1 - 1.0.0)**

## CodeSystem: Cycle Type (2.7.1 - 1.0.0) (Experimental) 

| | |
| :--- | :--- |
| *Official URL*:http://terminology.hl7.org/v2plusvocab/CodeSystem/cycleType | *Version*:1.0.0 |
| Active as of 2026-01-27 | *Computable Name*:CycleType |
| *Other Identifiers:*OID:2.16.840.1.113883.18.387 | |
| **Copyright/Legal**: HL7 Inc., 2026 | |

 
Code system of concepts specifying the type of cycle that is being executed. A cycle type is a specific sterilization method used for a specific type of supply item. Used in HL7 Version 2.x messaging in the SCD segment. 

 This Code system is referenced in the content logical definition of the following value sets: 

* [Hl7VScycleType](ValueSet-hl7VScycleType.md)



## Resource Content

```json
{
  "resourceType" : "CodeSystem",
  "id" : "cycleType",
  "extension" : [
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
      "valueString" : "2.7.1"
    },
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
      "valueString" : "generate correct history somehow"
    },
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
      "valueString" : "0702"
    }
  ],
  "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/cycleType",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.18.387"
    }
  ],
  "version" : "1.0.0",
  "name" : "CycleType",
  "title" : "Cycle Type (2.7.1 - 1.0.0)",
  "status" : "active",
  "experimental" : true,
  "date" : "2026-01-27T19:48:36+00:00",
  "publisher" : "HL7/FO",
  "contact" : [
    {
      "name" : "HL7/FO",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org"
        }
      ]
    }
  ],
  "description" : "Code system of concepts  specifying the type of cycle that is being executed.  A cycle type is a specific sterilization method used for a specific type of supply item.  Used in HL7 Version 2.x messaging in the SCD segment.",
  "copyright" : "HL7 Inc., 2026",
  "caseSensitive" : true,
  "compositional" : false,
  "content" : "complete",
  "property" : [
    {
      "code" : "versionIntroduced",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
      "description" : "version when was this code introduced",
      "type" : "string"
    },
    {
      "code" : "versionDeprecated",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
      "description" : "version when was this code deprecated",
      "type" : "string"
    },
    {
      "code" : "status",
      "uri" : "http://hl7.org/fhir/concept-properties#status",
      "description" : "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
      "type" : "code"
    },
    {
      "code" : "comment",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
      "description" : "A string that provides additional detail pertinent to the use or understanding of the concept",
      "type" : "string"
    },
    {
      "code" : "usage",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
      "description" : "usage notes for this code",
      "type" : "string"
    },
    {
      "code" : "modified",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
      "description" : "date of last modification",
      "type" : "dateTime"
    }
  ],
  "concept" : [
    {
      "code" : "2RS",
      "display" : "Second Rinse",
      "definition" : "Second Rinse",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "ANR",
      "display" : "Anesthesia/Respiratory",
      "definition" : "Anesthesia/Respiratory",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "Special Wash cycle"
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "BDP",
      "display" : "Bedpans",
      "definition" : "Bedpans",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "BWD",
      "display" : "Bowie-Dick Test",
      "definition" : "Bowie-Dick Test",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A Bowie-Dick test cycle is a special cycle used to test the integrity of the sterilizer chamber to hold a vacuum."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "CMW",
      "display" : "Chemical Wash",
      "definition" : "Chemical Wash",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A chemical wash cycle."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "COD",
      "display" : "Code",
      "definition" : "Code",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "CRT",
      "display" : "Cart Wash",
      "definition" : "Cart Wash",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "DEC",
      "display" : "Decontamination",
      "definition" : "Decontamination",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "DRT",
      "display" : "Dart",
      "definition" : "Dart",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A dart cycle is a special cycle used to test the integrity of the sterilizer chamber to hold a vacuum."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "DRW",
      "display" : "Dart Warm-up Cycle",
      "definition" : "Dart Warm-up Cycle",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A dart warm-up cycle is used to bring the sterilizer chamber up to operating temperature in order to run a dart test cycle."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "EOH",
      "display" : "EO High Temperature",
      "definition" : "EO High Temperature",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "EOL",
      "display" : "EO Low Temperature",
      "definition" : "EO Low Temperature",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "EXP",
      "display" : "Express",
      "definition" : "Express",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "An express cycle is similar to a flash cycle but the supply item is wrapped."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "FLS",
      "display" : "Flash",
      "definition" : "Flash",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "Used to quickly sterilize instruments that were dropped during surgery."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "GLS",
      "display" : "Glassware",
      "definition" : "Glassware",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "GNP",
      "display" : "Gen. Purpose",
      "definition" : "Gen. Purpose",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "GRV",
      "display" : "Gravity",
      "definition" : "Gravity",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A gravity cycle is executed at atmospheric pressure."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "GTL",
      "display" : "Gentle",
      "definition" : "Gentle",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "ISO",
      "display" : "Isothermal",
      "definition" : "Isothermal",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "IST",
      "display" : "Instrument Wash",
      "definition" : "Instrument Wash",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "LKT",
      "display" : "Leak Test",
      "definition" : "Leak Test",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A leak test cycle tests the integrity of the sterilizer chamber to hold a vacuum over a specific period of time."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "LQD",
      "display" : "Liquid",
      "definition" : "Liquid",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A cycle specific to sterilizing liquids."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "OPW",
      "display" : "Optional Wash",
      "definition" : "Optional Wash",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "Any Optional Wash cycle"
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "PEA",
      "display" : "Peracetic Acid",
      "definition" : "Peracetic Acid",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A peracetic acid cycle."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "PLA",
      "display" : "Plastic Goods Wash",
      "definition" : "Plastic Goods Wash",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "PRV",
      "display" : "Prevac",
      "definition" : "Prevac",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A prevac cycle is vacuum assisted."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "RNS",
      "display" : "Rinse",
      "definition" : "Rinse",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "SFP",
      "display" : "Steam Flush Pressure Pulse",
      "definition" : "Steam Flush Pressure Pulse",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "An SFPP cycle uses steam pulses instead of a vacuum during the conditioning phase of the cycle when the supply item is wrapped."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "THR",
      "display" : "Thermal",
      "definition" : "Thermal",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "TRB",
      "display" : "Tray/Basin",
      "definition" : "Tray/Basin",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "UTL",
      "display" : "Utensil Wash",
      "definition" : "Utensil Wash",
      "property" : [
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    },
    {
      "code" : "WFP",
      "display" : "Wrap/Steam Flush Pressure Pulse (Wrap/SFPP)",
      "definition" : "Wrap/Steam Flush Pressure Pulse (Wrap/SFPP)",
      "property" : [
        {
          "code" : "usage",
          "valueString" : "A Wrap/SFPP cycle uses steam pulses instead of a vacuum during the conditioning phase of the cycle when the supply item is unwrapped."
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.6"
        }
      ]
    }
  ]
}

```
