The clinical efficacy and safety of the bipolar manual pulsed radiofrequency on postherpetic neuralgia

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR-OCS-14005461

Enrollment

Unknown

Registered

2014-10-28

Start date

2014-06-01

Completion date

Unknown

Last updated

2017-04-18

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

Conditions

postherpetic neuralgia

Interventions

test group:bipolar manual pulsed radiofrequency

Eligibility

Sex/Gender

All

Age

40 Years to 90 Years

Inclusion criteria

Inclusion criteria: Eligible patients were suffered severe pain because of postherpetic neuralgia and whose PHN history was longer than 3 months. Other inclusion criteria were those with PHN that had been refractory to formal treatment according to the International Association for the Study of Pain guidelines (such as antiepileptic medicine, antidepressants, opioids and physical treatments), and a visual analog scale (VAS) score more than 3 on a scale of 0-10.

Exclusion criteria

Exclusion criteria: Exclusion criteria included intolerance to the study, uncooperative behavior, and the inability to finish the self-evaluation questionnaires (VAS, SF-36).

Design outcomes

Primary

Measure	Time frame
VAS;SF-36;	—

Countries

China

Contacts

Public ContactSong Tao

songt2001@hotmail.com+86 13304000133

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Mar 1, 2026