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The effect of positive and negative pressure irrigation methods on postoperative pain in mandibular molar teeth with symptomatic irreversible pulpitis: a randomized clinical trial

The effect of positive and negative pressure irrigation methods on postoperative pain in mandibular molar teeth with symptomatic irreversible pulpitis: a randomized clinical trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
TCTR
Registry ID
TCTR20180118004
Enrollment
116
Registered
2018-01-18
Start date
2017-09-03
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

Healthy persons between the age group of 18 and 62 years. conventional irrigation&#44

Interventions

irrigation protocol during canal preparation was performed with 20 mL 2.5% NaOCl using a syringe and a 30&#45
gauge double&#45
side port needle (NaviTip
USA) placed 2 mm short of the WL. Final irrigation was performed with 5 mL 17 % EDTA followed by 5 mL of distilled water.,In this group&#44
the apical negative pressure irrigation was used. The EndoVac system was used with 20 mL 2.5% NaOCl during the canal preparation. The macrocannula tip was used to deliver irrigant up and down the root
conventional needle irrigatio,EndoVac system

Sponsors

no
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 62 Years

Inclusion criteria

Inclusion criteria: Healthy persons between the age group of 18 and 62 years. 2. Mandibular molar teeth that were diagnosed with symptomatic irreversible pulpitis were only included. 3. Patients with preoperative pain score ranging from moderate to severe (45–100mm) on a visual analogue scale (VAS, 0–100mm).

Exclusion criteria

Exclusion criteria: 1.Patients who had taken analgesic or antiinflammatory drugs within the last 12 h 2. Pregnancy or lactation 3. Teeth with calcified canals 4. Teeth with periodontal diseases. 5. Teeth with root resorption 6. Teeth with immature/open apex 7. Teeth with previous RCT

Design outcomes

Primary

MeasureTime frame
postoperative pain 7 days vas scale

Secondary

MeasureTime frame
percussion pain 7 days VAS

Countries

Turkey

Contacts

Public ContactHuseyin Topcuoglu

Erciyes University

topcuogluhs@hotmail.com+905325509474

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026