NJR DS

National Joint Registry Data Set Overview Text

Operations to be included in the NJR database
HIPS
Operations to include in the NJR
Primary
Total joint replacement - i.e. replacement of the femoral head with a stemmed femoral prosthesis and the insertion of an acetabular cup
With cement / Without cement
Primary
Hip resurfacing - Resurfacing of the femoral head with surface replacement femoral prosthesis and insertion of an acetabular cup
Revision
Revision of total joint replacement
With cement / Without cement
Revision
Revision of hip resurfacing
HIPS
Operations to exclude from the NJR
 
Hemiarthroplasty - i.e. replacement of only the femoral head following fracture of the femoral neck)
KNEES
Operations to include in the NJR
Primary
Total knee arthroplasty - i.e. replacement of both tibial and both femoral condyles with or without resurfacing of the patella
With cement / Without cement
Primary
Unicondylar arthroplasty - i.e. replacement of one tibial condyl and one femoral condyl with or without resurfacing of the patella
Primary
Patello-femoral replacement - i.e. where the femoral condyles are replaced and the patella is resurfaced
Revision
Revision of total knee arthroplasty
With cement / Without cement
Revision
Revision of unicondylar arthroplasty
Revision
Revision of patello-femoral replacement

Note:
"Re-operations excluding Revisions" - e.g. for dislocation, infection - are not specifically captured in Version Live MDS_v1 of the Dataset. Relevant procedures will be included in Live MDS_v2 following consultation with the NJR Steering Committee and the Regional Clinical Co-ordinators' Network.

National Joint Registry Data Set - Data Element List

Data Set data element
Patient Details
BIRTH DATE
LANGUAGE
LANGUAGE USAGE
LOCAL PATIENT IDENTIFIER
NHS NUMBER
PATIENT CONSENT TO RECORDING DATA
PERSON FAMILY NAME
PERSON GIVEN NAME
POSTCODE OF USUAL ADDRESS
SEX
Common Operation Details
ADMINISTRATIVE CATEGORY
LAMINAR FLOW SYSTEM INDICATOR
ORGANISATION CODE (LOCAL PATIENT IDENTIFIER)
PATIENT PHYSICAL STATUS
PROCEDURE DATE
TYPE OF ANAESTHETIC
Surgeon Details
CONSULTANT CODE
GRADE OF RESPONSIBLE HCP
LOCUM INDICATOR
OVERSEAS SURGICAL TEAM MEMBER
Joint Specific Details
IMPLANT BATCH OR LOT NUMBER
IMPLANT CATALOGUE NUMBER
IMPLANT CLASSIFICATION CODE
IMPLANT MANUFACTURER
IMPLANT MODEL
JOINT IMPLANT REVISION INDICATOR
JOINT IMPLANT REVISION REASON
JOINT REPLACEMENT ANATOMICAL SIDE
JOINT REPLACEMENT PRIMARY OR REVISION
JOINT REPLACEMENT REVISION NUMBER
ORGANISATION CODE (LOCAL PATIENT IDENTIFIER)
PATIENT DIAGNOSIS IMPLANT INDICATION
PATIENT PROCEDURE IMPLANT INDICATION
PROCEDURE DATE
SURGICAL DEFAULT TECHNIQUE INDICATOR
Default Technique - Hips
CEMENT GUN USED
CEMENT MIXING SYSTEM
CEMENT PRESSURISER USED
HIP CEMENTING TECHNIQUE TYPE
HIP SURGERY INCISION TYPE
HIP SURGERY PATIENT POSITION
HIP SURGERY TROCHANTER INDICATOR
IMAGE GUIDED SURGERY INDICATOR
MINIMALLY INVASIVE SURGERY INDICATOR
PROSTHESIS CEMENTED
PULSATILE LAVAGE
THROMBO PROPHYLAXIS REGIME TYPE
Default Technique - Knees
IMAGE GUIDED SURGERY INDICATOR
KNEE REPLACEMENT CEMENT INDICATOR
KNEE SURGERY FAT PAD REMOVED
KNEE SURGERY SKIN INCISION METHOD
KNEE SURGERY SURGICAL APPROACH
KNEE SURGERY TOURNIQUET USED
THROMBO PROPHYLAXIS REGIME TYPE