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    South African Dental Journal

    versão On-line ISSN 0375-1562versão impressa ISSN 0011-8516

    S. Afr. dent. j. vol.80 no.10 Johannesburg Nov. 2025

    https://doi.org/10.17159/sadj.v80i10.21340 

    CASE REPORT

     

    A Case Report on Electrocautery Gingivectomy for Gingival Enlargement with Nitrous Oxide Sedation to Enhance Patient Comfort

     

     

    Ruvin HaidarI; MuneeraII

    IUniversity of Siena. ORCID: 0000-0001-5344-9598
    IIAaliya Dental Center. ORCID: 0009-0004-0707-6961

    Correspondence

     

     


    ABSTRACT

    BACKGROUND: Gingival enlargement characterised by the overgrowth of gingival tissue, can be caused by various factors, including medications, systemic conditions, or poor oral hygiene. Surgical intervention, such as gingivectomy, is required when conservative treatments fail. Electrocautery has become a popular method due to its precision and ability to minimise bleeding. Nitrous oxide sedation can enhance patient comfort, especially in anxious individuals. This report presents a case of gingival enlargement managed with electrocautery gingivectomy under nitrous oxide sedation, resulting in effective treatment and a positive patient experience
    CASE PRESENTATION: A 35-year-old Female non-smoker and non-alcoholic with generalised gingival overgrowth due to idiopathic causes sought treatment for aesthetic and functional concerns. The patient, who had a history of dental anxiety, was treated with electrocautery gingivectomy under nitrous oxide sedation. The procedure was successful, with minimal postoperative discomfort and no complications
    CONCLUSION: Electrocautery gingivectomy combined with nitrous oxide sedation is an effective and well-tolerated treatment for gingival enlargement. This approach improves both the clinical outcomes and patient experience, making it a viable option for those requiring surgical intervention for gingival overgrowth


     

     

    INTRODUCTION

    Gingival enlargement, or the abnormal enlargement of gingival tissues, can significantly impact both the function and aesthetics .1 The condition may result from systemic factors, such as use of certain medications (e.g., calcium channel blockers, phenytoin) or diseases like leukemia, or it may be idiopathic in nature.1,2 In cases where non-surgical interventions like scaling and improved oral hygiene do not yield results , gingivectomy becomes a necessary treatment option.1,4

    Among the various techniques used to perform gingivectomy, electrocautery offers several advantages, including precise tissue removal, better control over bleeding, and quicker recovery.5 Furthermore, dental patients often experience anxiety before undergoing surgical procedures. Nitrous oxide sedation is a widely used technique to alleviate anxiety, ensuring that patients remain calm and relaxed during dental treatments.6,7 This case report discusses the management of gingival enlargement gingival using electrocautery-assisted gingivectomy, combined with nitrous oxide sedation, to optimise both clinical and psychological outcomes.

    Case Presentation

    A 35-year-old Female non-smoking and non-alcoholic presented with complaints of gingival overgrowth that had progressively worsened over the past year. The gingival enlargement was most noticeable in the anterior maxillary region, affecting her appearance and impeding proper oral hygiene. The patient was suffering from social anxiety due to gummy smile. The Patient had no history of systemic diseases, nor was she on medications known to cause gingival overgrowth, such as phenytoin or calcium channel blockers. Her medical history was otherwise unremarkable, and she denied any known allergies.

    The patient expressed significant anxiety about dental procedures, particularly surgery, which had delayed her seeking treatment. Given her concerns, nitrous oxide sedation was planned to reduce her anxiety and ensure a comfortable experience during the procedure.

    Clinical Examination

    Upon examination, the patient exhibited generalised gingival enlargement, primarily affecting the anterior segments of the maxillary arch.9 The gingival tissue was erythematous, swollen, and fibrotic, extending over few millimetres of the crowns of the teeth. Probing depths were within normal limits ( >4mm), and there was no evidence of periodontal attachment loss. 10,11 Despite the enlarged gingiva, the patient had no active signs of inflammation, and her oral hygiene was average plaque disposition noticed but hindered by the overgrowth. Periodontal chart, plaque and BOP indexes are prepared before narrative diagnosis. Based on clinical flndings, the diagnosis of gingival enlargement Gwas made.12.13.14.

     

     

     

     

     

     

     

     

     

     

    Treatment Plan

    Given the extent of the gingival enlargement and the patient's anxiety, a treatment plan was devised that incorporated both surgical and psychological management.6,15,16 Electrocautery was chosen as the preferred surgical technique due to its precision and ability to achieve haemostasis, which reduces postoperative complications and recovery time.17 Nitrous oxide sedation was recommended to alleviate the patient's anxiety, allowing her to remain relaxed and cooperative throughout the procedure.7 Virtual artificial intelligence (AI) driven try in was done by using digital temple on preparative intraoral photographs. Patient was satisfied with the treatment stimulation outcome. 18,19

    The treatment goals were:

    To remove the excessive gingival tissue and restore a natural gingival contour.

    To minimise patient anxiety and discomfort through nitrous oxide sedation.

    To ensure a smooth and complication-free recovery.

    Surgical Procedure

    Preoperative Preparation: Prior to the surgery, the patient was instructed to use a 0.12% chlorhexidine mouthwash for a week to reduce the bacterial load in the oral cavity. On the day of the procedure, local anesthesia (2% lidocaine with 1:100,000 epinephrine) was administered bilaterally to ensure sufficient numbness. In addition, nitrous oxide sedation was administered at a concentration of 50%, achieving a calm and relaxed state for the patient, while allowing her to remain conscious and responsive during the procedure.6

    Electrocautery Gingivectomy

    Anesthesia and Sedation: After confirming that the patient was adequately anesthetised, nitrous oxide-oxygen inhalation sedation was administered using a standard titration technique. The concentration of nitrous oxide was initially set at 30% and gradually increased to a maximum of 50% during the active phase of the procedure to achieve optimal relaxation while maintaining verbal responsiveness. Continuous monitoring of oxygen saturation, pulse, and respiration was performed throughout the surgery. At the conclusion of the procedure, 100% oxygen was administered for 5 minutes to prevent diffusion hypoxia and to ensure full recovery. The surgical area was isolated using sterile gauze to maintain asepsis, and the patient remained calm and comfortable with no signs of distress throughout the intervention.

    Tissue Removal: monopolar Electrocautery was used for gingivectomy. The settings typically range between 6-12 watts The tissue was excised in layers, starting from the gingival margin and extending down to the base of the hyperplastic tissue. The electrocautery unit was set to a low power to prevent unnecessary thermal damage to surrounding tissues, and the removal was done with careful precision to achieve optimal contouring of the gingiva.

    Haemostasis: The electrocautery unit provided excellent haemostasis, cauterising blood vessels as tissue was removed. This significantly minimised bleeding during the procedure, reducing the need for other haemostatic interventions.

    Postoperative Care: The surgical site was inspected for complications, and none were observed. No sutures were necessary, as the tissue edges approximated well. The patient was given instructions for postoperative care, including guidance on pain management, use of 0.12 % chlorhexidine mouthwash, and oral hygiene practices.

     

     

     

     

     

     

    RESULTS

    Follow-Up Visits

    1 Week Post-Operatively: At the 1-week follow-up, the patient reported mild discomfort, which was easily managed with over-the-counter analgesics. There was minimal swelling, and no signs of infection were present. The gingival tissue was healing well, and the patient was able to maintain better oral hygiene due to the reduction in gingival overgrowth.

    2 Weeks Post-Operatively: By the second follow-up, the gingiva had healed significantly. The patient resumed normal eating and oral hygiene practices without difficulty. The surgical site showed minimal erythema, indicating ongoing healing.

    1 Month Post-Operatively: At the 1-month follow-up, the gingiva had fully healed, and there was no recurrence of the overgrowth. The patient was very satisfied with both the functional and aesthetic results of the procedure. He reported no pain or discomfort and was able to perform normal daily activities with improved confidence.

     

    DISCUSSION

    Gingival enlargement , particularly in its severe form, can create significant functional and aesthetic issues for patients. Surgical intervention, particularly gingivectomy, is often required when conservative treatments such as scaling and improved oral hygiene are insufficient.21 Electrocautery-assisted gingivectomy provides several benefits, including enhanced precision, better control over bleeding, and a faster recovery period when compared to traditional scalpel methods.22

    Nitrous oxide sedation is commonly used in dental procedures to alleviate anxiety and improve patient comfort. It allows patients to remain conscious and cooperative while providing significant relaxation.6,7 The combination of electrocautery and nitrous oxide sedation is ideal for managing anxious patients, as it addresses both their surgical and psychological needs.

    In this case, the patient experienced a smooth recovery with minimal discomfort. The combination of these two approaches - electrocautery gingivectomy and nitrous oxide sedation - proved highly effective, both functionally and aesthetically, and contributed to a positive treatment outcome.22, 23

     

    CONCLUSION

    Electrocautery gingivectomy, when combined with nitrous oxide sedation, offers an effective and patient-friendly solution for managing gingival enlargement . This approach not only ensures precision and reduced postoperative discomfort but also helps address the psychological needs of anxious patients. The success of this case underscores the benefits of using this combined technique in dental surgery, particularly for patients requiring gingivectomy.

     

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    Correspondence:
    Ruvin Haidar
    Email: ruvinhaidar@gmail.com

     

     

    Authors contributions:
    1. Ruvin Haidar - 60%
    2. Muneera - 40%