Volume Effect in Peng Block for Total Hip Replacement (volupeng)

Azienda Ospedaliero, Universitaria Pisana

Status: Completed

Conditions: Post Operative Pain; Anesthesia

Treatments: Drug: Ropivacaine

Study type: Observational

Funder types: Other

Identifiers

NCT06427551

VOLUPENG

Details and patient eligibility

About

This study is to investigate whether a different volume of ropivacaine, with the same prescribed dosage based on body weight, can affect block efficacy, duration and side effects in the first 24 hours postoperatively.

Full description

patients were divided into 3 groups on the basis of the volume of anesthetic given to perform the block. in every patient was assessed the nrs, the side effects, if any, and the need for analgesic drugs in the first 24 hour after surgery

Enrollment: 120 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• ASA I, ASA II, ASA III
• Age≥18
• Total hip replacement surgery in spinal anesthesia
• Informed consent

Exclusion criteria

• ASA IV
• INR>1.3
• platelet values<100*10^3/ml a
• patients on anticoagulant or antiplatelet therapy
• general anesthesia for total hip replacement surgery
• patients on chronic opioid therapy
• altered sensitivity or motility
• Patients in chronic opioid therapy
• Refuse to sign informed consent form
• Unable to sign informed consent form
• Know allergies to medication used for analgesia

Trial design

120 participants in 3 patient groups

15 ml local anesthetic

Description:

in this group of patients the peng block was performed with 15 ml of ropivacaine, whose dose was obtained on the weight

Treatment:

Drug: Ropivacaine

20 ml local anesthetic

Description:

in this group of patients the peng block was performed with 20 ml of ropivacaine, whose dose was obtained on the weight

Treatment:

Drug: Ropivacaine

30 ml local anesthetic

Description:

in this group of patients the peng block was performed with 30 ml of ropivacaine, whose dose was obtained on the weight

Treatment:

Drug: Ropivacaine