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OpenTrials
Completed

NCT Number: NCT07332585

Efficacy of Piezosurgery Versus Conventional Osteotomy in Prelacrimal Approach Targeting Different Maxillary Sinus Pathologies

The prelacrimal recess approach is a minimally invasive approach to maxillary sinus lesions. The current study aimed to evaluate the efficacy of piezosurgery versus conventional osteotomy while performing a prelacrimal apporach.

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Key information

Conditions

Maxillary Sinus Disease

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Faculty of Medicine, Mansoura University

Al Mansurah, Dakahlia Governorate, 35511, Egypt

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Any maxillary sinus pathology (recurrent Antrochoanal polyp, inverted papilloma, fungal ball, allergic fungal sinusitis, CRSwNP, CRSeNP, orbital floor fracture, etc).
  • Favorable prelacrimal recess (Type II or III Simmen classification)
  • Age> 18 years.
  • No gender limitation.

Exclusion criteria

  • patients with malignant sino-nasal tumors.
  • patients unfit for surgery

Treatment and study plan

piezo-assisted prelacrimal apporach

Procedure

The removal of the bone in the prelacrimal approach was done using piezo ultrasonic device

conventional osteotomy prelacrimal approach

Procedure

The removal of the bone in the prelacrimal approach was done using conventional osteotome and hammer

Primary outcomes

  1. Intraoperative bleeding

    Time frame: During the surgical procedure

    The amount of blood collected in the suction device

  2. Operative time

    Time frame: During the surgical procedure

    the time of surgical procedure

Secondary outcomes

  1. Postoperative hyposthesia

    Time frame: six months after surgery

    hyposthesia in the cheek and upper teeth after surgery, measured by the Barrow Institution grading of hyposthesia

Sponsors and collaborators

Lead sponsor

Mansoura University

Other

Registry information

Official study title

Efficacy of Piezosurgery Versus Conventional Osteotomy in Prelacrimal Approach Targeting Different Maxillary Sinus Pathologies: a Randomized Controlled Trial

Acronym: prelacrimal

Important dates

Study start
2024
Primary completion
2025
Study completion
2025
First posted
Jan 12, 2026
Registry last updated
Jan 12, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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