Trial · NCT07894770
The 90% Effective Initial Volume for Labor Analgesia Under Double Dural Puncture Epidural Technique
NCT07894770, Not applicable, Not yet recruiting, General Hospital of Ningxia Medical University
3 sourcestrials-2026-11-12-0.5.0
Cite this record
ConductScience Library. The 90% Effective Initial Volume for Labor Analgesia Under Double Dural Puncture Epidural Technique. Trials, record NCT07894770. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT07894770
On this page
Trial
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
- Title
- The 90% Effective Initial Volume for Labor Analgesia Under Double Dural Puncture Epidural Technique
- NCT number
- NCT07894770
- Status
- Not yet recruiting
- Phases
- Not applicable
- Enrollment
- 30 participants, estimated
- Lead sponsor
- General Hospital of Ningxia Medical University
- Conditions
- Labor Pain
- Interventions
- 0.1% Ropivacaine
- First posted
- 2026-10-26
- Last updated
- 2026-10-26
Source ClinicalTrials.gov
Registered outcomes5
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description |
|---|---|---|---|
| Primary | The ED₉₀ of ropivacaine | When the fetus is delivered | The ED₉₀ of ropivacaine required for parturients to achieve an numerical rating scale (NRS) pain score \<3 within 30 minutes following the initial administration. |
| Secondary | Visual analogue scale pain score | 10, 20, and 30 minutes after initial administration | 0-10; 0 = no pain, 10 = unbearable pain |
| Secondary | Bromage score | 30, 60, 120, 180, and 240 minutes after initial administration | 0: full flexion of knees and ankles; 1: partial knee flexion with full ankle flexion; 2: inability to flex knees with partial ankle flexion; 3: inability to flex knees or ankles |
| Secondary | APGAR score | 1 minute after delivery | A= Appearance P=Pulse G=Grimace A=Attitude R=Respiration |
| Secondary | APGAR score | 5 minutes after delivery | A= Appearance P=Pulse G=Grimace A=Attitude R=Respiration |
Source ClinicalTrials.gov
Outcomes0
Each outcome the trial posted results for, in ClinicalTrials.gov's words.
None in this release.
Results by group0
Each measurement the trial posted, group by group, in the words and numbers it posted.
None in this release.
Participant flow0
How many started, completed or left each group, period by period.
None in this release.
Adverse events0
Each adverse event the trial posted, group by group: the participants affected out of those at risk.
None in this release.
Adverse event totals0
The totals the trial posted for each group.
None in this release.
Papers0
The papers the trial lists on ClinicalTrials.gov.
None in this release.
Grants0
The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.
None in this release.
Trial comparisons0
Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.
None in this release.
Tests0
The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.
None in this release.
Data dates
The day each source was copied for this release.
Sources 3
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
- NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
- NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
For software
Read this trial from software.
The record and each of its lists are JSON, twenty rows a page. No key.
GET https://conductscience.org/api/trials/v1/NCT07894770
GET https://conductscience.org/api/trials/v1/NCT07894770/registered