The efficacy of programmed intermittent epidural bolus (PIEB) for postoperative analgesia in benign perianal disease: a prospective randomized double-blinded study.

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900026722

Enrollment

Unknown

Registered

2019-10-20

Start date

2019-10-17

Completion date

Unknown

Last updated

2019-10-21

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

Conditions

postoperative pain

Interventions

PIEB group:PIEB+PCEA

control group:CEI+PCEA

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Aged >= 18 years, patients who agreed to receive postoperative PIEB /PCEA analgesia services for elective surgery of benign perianal disease.

Exclusion criteria

Exclusion criteria: 1. refused to participation. 2. long-term(more than 3 months) adminstered with analgesic or opioid dependent. 3. dementia, language barrier or other reasons causing unable to communicate. 4. allergy to the local anesthetic. 5. infection of the puncture site or severe coagulation dysfunction. 6. considered unsuitable to enrollment by investigator.

Design outcomes

Primary

Measure	Time frame
consumption of ropivacain during the first 48h postoperative;	—

Secondary

Measure	Time frame
consumption of ropivacain during the POD 5;NRS score;modified Bromage score;Frequency of bolus;frequency and dose of rescue analgesia;	—

Countries

China

Contacts

Public ContactBingliang Sun

Peking University First Hospital

838992892@qq.com+86 0315-5157269

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026