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Continuous Controllable Balloon Dilation (CCBD): a novel approach for cervix dilation

Comparative analysis of the damage of the cervical canal during the dilation of the cervix by means of classical and hydraulic dilators

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN54007498
Enrollment
120
Registered
2011-06-21
Start date
2001-09-01
Completion date
Unknown
Last updated
2017-11-20

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

Conditions

Cervical dilation Pregnancy and Childbirth Cervical dilation

Interventions

This study was carried out in order to enable analysis of the results of CCBD application for cervix dilation in comparison with a representative of traditional mechanical dilation devices (HeD) Grou

Sponsors

Clinical Center of Montenegro (Montenegro)
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1. Age from 19 to 40 2. Pregnancy verified by an ultrasound 3. Singleton pregnancy 4. Gestational age of 10 weeks or less (determined by the date of the last menstruation and verified by an ultrasound) 5. Uterus and cervix with normal findings 6. Absence of uterine contractions or bleeding 7. Cervix uteri maintained in full, external wall closed

Exclusion criteria

Exclusion criteria: 1. Signs of spontaneous abortion (presence of the uterine bleeding, uterine contractions, with or without alteration of the cervix) 2. Former attempt of an abortion or usage of substances for cervical maturation 3. Multiple pregnancy 4. Presence or at least suspicion of a septic abortion, followed by increased body temperature of 38 degree celsius or higher, painful uterus and smelly vaginal secretion 5. Presence of any kind of former intervention on the uterine cervix 6. Uterine or cervical anomalies 7. Intra-uterine device in situ 8. Haemorrhagic diseases 9. Chronic diseases

Design outcomes

Primary

MeasureTime frame
Tissue material for histology evaluation of cervical damage: 1. Epithelium damage (grade 0, 1, 2) 2. Basal membrane damage (grade 0, 1) 3. Stromal damage (grade 0, 1) 4. Cervical haemorrhagia (grade 0, 1, 2, 3)

Secondary

MeasureTime frame
Semi-quantitative determination of tissue haemorrhagia

Countries

Montenegro

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 25, 2026