Sheng‐Mou Hou M.D. This rat model was designed for training in the technique of microvascular anastomosis. The continuous suture technique shows a similar patency rates than interrupted technique, however with a shorter time to perform the anastomosis. Materials and Methods . We performed the patency test immediately after microvascular anastomosis and one week after surgery. Always see where the tip of your needle is going – never guess. End-to-side anastomoses were the most common procedure for extracranial-to-intracranial bypass. Department of Orthopaedic Surgery, Affiliated First Hospital, Sun Yat‐Sen University of Medical Sciences, Guangzhou, People's Republic of China To minimize animal use and to create a simple but realistic training model, we developed a pulsatile perfused arteries model based on turkey carotid arteries for microvascular anastomosis training. Anthony V. Seaber. With the conventional techniques of tying knots during microvascular anastomosis or neural suturing, time may be lost due to various reasons. Microvascular sutures are the most essential parrt of microsurgery. Compared with microvascular clamps, silk slipknot is a cheap, easily available, less space-occupying technique while performing microvascular anastomoses training. Découvrez et achetez Reconstructive microvascular surgery. springer. We also assess other endpoints, including ischemic time, patency rate, and clinical features. Objective: To expedite the transition to the back wall suturing of the donor and recipient vessels during side-to-side in situ microvascular anastomosis. The microvascular suturing techniques are also used by several specialties in recent times, particularly those are entangled with reconstructive surgery such as: orthopedic surgery, oral and maxillofacial surgery, neurosurgery, gynecological surgery, otolaryngology, and pediatric surgery. This is an experimental study comparing the suturing time and patency rate of a spiral interrupted suturing technique to those of conventional interrupted and continuous suturing technique in end-to-end as well as end-to-side anastomosis. 2003 Jun;52(6):1495-7; discussion 1497-8. doi: 10.1227/01.neu.0000065174.83840.62. Presented at the 6th International Course on Perforator Flaps, Taipei, Taiwan, October 25–27, 2002. It demands the full attention of the surgeon throughout the procedure. The three basic types of anastomosis, i.e. The most recent review of suture techniques in microvascular anastomosis shows that a statement cannot be made to favor either technique’s patency rate and/or ease of performance when comparing end-to-end and end-to-side configurations, mainly because there is no study in humans 6. Even the smallest of inadvertencies may result in disastrous results. microvascular techniques 175 KEY POINTS 1. Maximize patency by avoiding constriction or suturing vessel Specialized training is essential for mastering the anastomosis of small vessels. Copyright © 2021 Elsevier B.V. or its licensors or contributors. Effect of Microvascular Anastomosis Technique on End Product Outcome in Simulated Training: A Prospective Blinded Randomized Controlled Trial. the tissue variable was exclud ed, and only the suturing technique and the sutur e material could be inv estigated. 2016 Sep;32(7):556-61. doi: 10.1055/s-0036-1584218. We believe that this technique has the potential for improving the performance of microvascular anastomosis in clinical practice. - total thrombosis rate was 8%, but no significant patency difference was noted between the CST and the interrupted suture technique in any vessel category. Our results support the demand for a careful and atraumatic suture technique in microvascular … Microvascular anastomosis is a common procedure in cerebrovascular surgery. This preliminary study provides a simple and effective alternative method for microvascular anastomosis training. Background: Though microvascular clamps are widely used for anastomosis training, there still … HHS Surgical procedure. Philadelphia, PA: Lippincott Williams & Wilkins; 1997:73-77. Femoral vessels of Sprague Dawley rats training model were used to evaluate the usefulness of 4-0 silk as a slipknot for performing arterio-arterial and veno-venous microvascular anastomoses. 1980 Sep-Oct;3(1):58-65. doi: 10.1002/hed.2890030111. Microvascular sutures are the most essential parrt of microsurgery. CONCLUSION:We demonstrate a microsurgical suture technique performed without any vascular clamp on a rat model. - ref: Comparison of continuous and interrupted suture techniques in microvascular anastomosis. The authors innovated heel suturing on the donor vessel prior to arteriotomy (HSDA) technique from the previously … The vessel … T2 - A new technique for microvascular anastomosis. … So, this study aims to comparing the continuous and interrupted suture technique in … 2005;25(8):596-8. doi: 10.1002/micr.20172. National Center for Biotechnology Information, Unable to load your collection due to an error, Unable to load your delegates due to an error. Technical errors during arteriotomy pose a significant challenge for the microsurgical technique, making the end-to-side anastomosis prone to failure. Get the latest public health information from CDC: https://www.coronavirus.gov, Get the latest research information from NIH: https://www.nih.gov/coronavirus, Find NCBI SARS-CoV-2 literature, sequence, and clinical content: https://www.ncbi.nlm.nih.gov/sars-cov-2/. Kim E, Singh M, Akelina Y, Shurey S, Myers SR, Ghanem AM. Vessels were prepared using 4 % lignocaine and clamped. Meticulous dissection of the bowel and the suture technique is of great importance to avoid insufficiency. Lift up the wall you are suturing to separate it from the back wall. Example sentences with "Suturing technique", translation memory. Huang Cheng‐Da M.D. Biomechanical comparison of microvascular anastomoses prepared by various suturing techniques. Needle and suture penetration, technique of suture placement, repeated needle puncture, unequal intersuture distances, tension of the vessels, too many sutures and too tight sutures can cause endothelial sloughing and subsequent thrombosis [ … Epub 2016 Jun 15. A simple and novel technique for training in microvascular suturing in a rat model. CrossRef Google Scholar Are mechanical microvascular anastomoses easier to learn than suture anastomoses? Sixty Sprage-Dawley rats, weighing 250-350 g, were obtained from and housed at the Animal House, Faculty of Medicine, Assiut University, Egypt. Shenaq SM, Sharma SK. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. A new technique of microvascular suturing: the chopstick rest technique. Acta Cir Bras. Specimens were also evaluated by light microscopy and scanning electron microscopy. The main challenge to a successfully patent anastomosis is intimal interposition during the standardized microvascular suturing. The suture technique is based on surgeon preference with the goal of a watertight dural closure.For microsurgical anastomosis, simple interrupted suture technique has been considered the gold standard [9,16].It has also been shown to be more time consuming … Statistical analysis. Published by Elsevier Taiwan LLC. Readers are referred to the open access atlas chapters on vascularised free fibula (FFF), radial … A plethora of methods have been proposed for coapting microvessels, with the mainstay being hand-suturing under an operating microscope. Search for more papers by this author. Traditionally, suturing techniques have been the mainstay for microvascular anastomoses, but owing to its technical difficulty and labour intensity, considerable work has gone into the development of sutureless microvascular anastomoses. When the posterior wall technique [Br J Plast Surg 34 (1981) 47, Plast Reconstr Surg 69 (1982) 139, Microsurgery 8 (1987) 22, J Reconstr Microsurg 15 (1999) 321] is used, the loose end of the suture may be stuck to the backside of the vessel and may be hard to grab. Clinically, this method may be advantageous in cases where the anastomosis is being performed in a deep wound in which there is no room to turn over the microclamp. Methods: Incorporation of the first suture throw from the outside to the inside of the vessel lumen with the initial stay suture at the proximal apex of the arteriotomy is described. 17.1 Microvascular … J Reconstr Microsurg. 2 This technique, however, is often considered to be … A broad range of hand-sutured techniques … The sleeve-technique showed the biggest pressure drop (56±16.41 mmHg), however, it was the fastest method. end to end (ETE), end to side (ETS) and end in end (EIE), differ, beside the flow parameters, also in the succession, number and depth of the sutures as well as in the technique of suturing. Overview; Fingerprint; Abstract. Jaeger MR, Ely PB, Pires JA, Ferreira LM. The untied suture technique, 5 the sleeve anastomosis,6., 7., 8. the posterior wall technique1., 2., 3., 4. and the running suture technique 9 have all been reported as safe and successful methods to perform microvascular anastomosis. AU - Cheng-Da, H. AU - Sharkey, N. A. Vascular clamps are often used during microvascular repair and anastomosis. purely end to end, interrupted suturing technique, or the microvascular anastomotic coupling system (Synovis Micro Companies Alliance, Birmingham, AL, USA). This article reports on a microsurgical suture technique performed … This study compared both clinically and pathologically the continuous, sleeve and autogenous arterial cuff suturing techniques with the conventional interrupted technique in the rat femoral artery. By avoiding contact of the loose end of the suture to the surrounding tissue at any point during tying, the microvascular anastomosis can be performed quicker and more efficiently.  |  Principles of microvascular surgery. This section addresses the development of microsurgical suture technique for microvascular anastomosis, and continues to present the array of non-suture methods currently proposed as alternatives to standard suturing. Patency and constriction were assessed immediately postoperatively and at 1, 2, and 3 weeks. Laser-assisted vascular anastomosis (LAVA). We demonstrate a microsurgical suture technique performed without any vascular clamp on a rat model. Microvascular suturing has now become routine, being performed in countless centres for microvascular surgery throughout the entire world with individual modifications to certain details. Asian J Surg. techniques in microvascular anastomosis shows that a statement cannot be made to favor either technique’s patency rate and/or ease of performance when comparing end- to-end and end-to-side configurations, mainly because there is no study in humans6. This site needs JavaScript to work properly. Conclusion: 2017 Sep;32(9) :691-696. So, this study aims to comparing the continuous and interrupted suture technique in artery anastomosis in rats, …