Prospective, controlled clinical trial of Ankaferd Blood Stopper in children undergoing tonsillectomy

https://doi.org/10.1016/j.ijporl.2009.09.029Get rights and content

Abstract

Objectives

This is a prospective study evaluating the efficacy of Ankaferd Blood Stopper as a hemostatic agent compared to hemostasis by means of knot-tie after cold knife dissection tonsillectomy.

Methods

Study design was the use of ABS and the KT to reach hemostasis for patients undergoing tonsillectomy. ABS is applied on right side tonsil fossa and KT is used on left side tonsil fossa. Measured outcomes such as blood loss, surgical time, and complication will be assessed. In total, 47 consecutive patients undergoing cold knife dissection tonsillectomy were studied, in all of whom Ankaferd Blood Stopper wet tampon was used for right side tonsil hemorrhage and knot-tie technique for left side tonsil hemorrhage. Data were collected intraoperatively. Follow-up visits of all patients were completed at postoperative days 1, 3, 7, and 10.

Results

Ankaferd Blood Stopper side had shorter hemostasis time after tonsil removal than knot-tie side (3.19 ± 0.74 min vs 7.29 ± 2.33 min [mean ± SD], p < 0.01) and less blood loss (1.57 ± 2.26 ml vs 14.04 ± 7.23 ml [mean ± SD], p < 0.01). In addition, KT number was less with ABS side as compared to KT side (p < 0.01).

Conclusions

The side on which Ankaferd Blood Stopper was used had statistically significant differences in hemostasis time, blood loss, and knot-tie number in the operation period. Ankaferd Blood Stopper is safe and efficient, and it decreases intraoperative bleeding, reduces operating time, as compared to the traditional hemostasis methods after cold knife dissection tonsillectomy.

Introduction

Tonsillectomy is one of the most common operations performed in the otorhinolaryngology practice. Various surgical procedures for tonsillectomy are performed with a wide array of options with each having its own advantages and disadvantages. Although numerous techniques have been introduced and used to perform tonsillectomy, cold knife tonsillectomy is still frequently used by most of the surgeons [1]. After the cold knife dissection, tonsillectomy needs some methods to control the hemorrhage. Hemostasis is achieved by either mechanical (ligation) or electrosurgical means. In an optimal situation of tonsillectomy, a surgical procedure would be the one that generates minimal postoperative pain, little or no bleeding, is completed in minimal operation time, and allows the patient to return to their normal daily activities in the shortest period of time [2], [3].

ABS is a hemostatic agent composed of plant extracts which are Urtica dioica (0.06 mg/ml), Vitis vinifera (0.08 mg/ml), Glycyrrhiza glabra (0.07 mg/ml), Alpinia officinarum (0.07 mg/ml), and Thymus vulgaris (0.05 mg/ml). Each of the constituents has some effects on the endothelium, blood cells, angiogenesis, cellular proliferation, vascular dynamics and cell mediators. The basic mechanism of action for ABS is the formation of an encapsulated protein network representing focal points for vital erythrocyte aggregation [4], [5]. ABS could be used effectively to manage external bleeding in clinical settings such as skin bleeding and/or superficial mucosal blood oozing.

This study will evaluate the clinical efficacy of ABS in children undergoing tonsillectomy. This hemostatic technique will be compared to the traditional technique of knot-tie (KT) hemostasis in cold knife dissection pediatric tonsillectomy. Intraoperative bleeding, time to hemostasis, knot-tie number in the operation period, and postoperative complications were compared for each technique.

Section snippets

Patients and methods

This study was performed at ENT Clinic. A prospective, not randomized, nonblinded study was undertaken between November 2008 and February 2009. Setting was tertiary referral center. Study protocol was approved by the Ethics Committee of Hospitals.

This study was conducted on pediatric population. Patients with chronic tonsillitis, tonsillar hypertrophy, and obstructive sleep apnea syndrome were included in the study. Patients with bleeding disorders, aspirin use within 2 weeks prior to surgery,

Statistics

For statistical analysis, NCSS 2007&PASS 2008 Statistical Software (Utah, USA) was used for comparison. Data were entered into Wilcoxon test for the quantitative analysis.

Results

The study consists of 47 consecutive procedures all performed by the otorhinolaryngology staff. The study population comprised 24 (51.1%) males, 23 (48.9%) females; age range was 4–14 years old (mean ± SD: 6.97–2.68 yrs). 6 (12.8%) had OSAS and 41 had chronic tonsillitis (87.2%) in our study. A detailed database was prepared for prospective recordings.

The side in which the ABS was compared to KT had significantly shorter times to hemostasis (3.19 ± 0.74 min vs 7.29 ± 2.33 min [mean ± SD], p < 0.01). The

Discussion

Tonsillectomy continues to be one of the most common surgical procedures performed worldwide in the pediatric population. Despite advances in surgical and hemostatic techniques such as bipolar radiofrequency, laser, coblation, harmonic scalpel and thermal welding, however, post-tonsillectomy morbidity remains a significant problem [6], [7]. Actually bleeding after tonsillectomy is associated with significant morbidity and rare mortality. Our prospective study of ABS showed effective hemostasis

Conclusion

Our results showed that ABS reduces intraoperative hemorrhage and operation time. It is a safe, efficient, and easy to use hemostatic agent with no side effects. Therefore we recommend ABS during routine tonsillectomy for healthy children. Further study could be carried out to determine possible benefits in the post-tonsillectomy hemorrhages.

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