Analgesic effect of the posterior spinal nerve medial branch block in posterior lumbar intervertebral fusion: A randomized controlled trial

Analgesic effect of the posterior spinal nerve medial branch block in posterior lumbar intervertebral fusion: A randomized controlledtrial - Analgesic effect of posterior spinal nerve medial branch block in posterior lumbar intervertebral fusion

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037772

Enrollment

Registered

2019-08-24

Start date

2019-10-08

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

spine disease

Interventions

the posterior spinal nerve medial branch block Without nerve block

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing posterior intervertebral fusion

Exclusion criteria

Exclusion criteria: 1)Patients who can not obtain research consent 2)Patients with previous spine surgery 3)Patients with allergies to local anesthetics 4)Liver failure 5)Renal failure 6)Heart failure

Design outcomes

Primary

Measure	Time frame
Postoperative pain scale(NRS)	—

Secondary

Measure	Time frame
The duration of the first additional analgesics	—

Countries

Japan

Contacts

Public ContactTakashi Yoshimatsu

Ogikubo Hospital Anesthesiology

user68545141@aol.com0333991101

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026