mobility Pain
Conditions
Interventions
Patients in the SFNB group will get a femoral nerve block with ropivacaine
0,375% and 75 microgram clonidine, and furthermore will recieve 50cc
ropivacaine 0,2% with epinephrine 1:100.000 in the pos
Sponsors
Sint Lucas Andreas Ziekenhuis
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: Patients 18 years and older who are scheduled for a TKA with spinal anesthesia. ;- age above 18 years ;- mentally competent;- eligible for TKA;- informed consent
Exclusion criteria
Exclusion criteria: -contra indication for spinal anesthesia (severe aortic stenosis, severely compromised cardiac function);- infection at interspace of spinal injection;- allergy to used medicine;- repeat TKA;- all previous surgeries concerning arthrotomy;- participation in other research protocol
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| -Opioid consumption measured by mg of morphine i.v. used daily (every morning at 10.00 am by painconsulent and/or researcher) -Mobilization measured by Modified Iowa Levels of Assistance Scale (MILAS) | — |
Secondary
| Measure | Time frame |
|---|---|
| - NRS pain score in rest from the day of surgery until day 3 post surgery - NRS pain score in flexion exercise from the day of surgery until day 3 post surgery - NRS pain score postoperatively when walking - range of motion with flexion and extension during 3 postoperative days - length of stay in hospital - side-effects | — |
Countries
Netherlands
Outcome results
None listed