Evaluation of different surface anesthesia methods in breast duct endoscopy

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200055470

Enrollment

Unknown

Registered

2022-01-10

Start date

2022-01-04

Completion date

Unknown

Last updated

2023-03-26

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

Conditions

breast tumor

Interventions

Combined anesthesia group:Combined topical anesthesia by injecting 2% lidocaine 1-2 ml into the milk duct after applying lidocaine cream to the nipple-areola complex

Single anesthesia group:Single topical anesthesia with lidocaine injected into the milk duct

Eligibility

Sex/Gender

Female

Age

20 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Aged 20-60 years; 2. Female; 3. Single-hole nipple discharge; 4. Sign the informed consent.

Exclusion criteria

Exclusion criteria: 1. History of ipsilateral breast surgery; 2. Those who are mentally ill or unable to comply for other reasons; 3. Patients taking non-steroidal anti-inflammatory drugs, antidepressants, sedatives and other drugs that may affect pain sensitivity.

Design outcomes

Primary

Measure	Time frame
Visual analogue scale;Heart rate;Blood pressure;	—

Countries

China

Contacts

Public ContactChen Jie

West China Hospital of Sichuan University

chenjiedoctor@126.com+86 18980606313

Outcome results

None listed

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