Kevin C Zorn

..On the other hand, the cost can rise quickly when multiple agents are employed. Combining suturing and hemostatic technology may be the best strategy...

..To determine the impact of body mass index (BMI) on perioperative functional and oncological outcomes in patients undergoing robotic laparoscopic radical prostatectomy (RLRP) when stratified by BMI...

..We evaluated the current status of proctoring and credentialing in other surgical specialties to discuss and recommend its application and implementation specifically for robot assisted radical prostatectomy...

..To our knowledge no long-term comparative in vivo studies assessing the tensile strength of these materials have been reported. We examined tensile properties during a 1-year period after in vivo implantation in a rat model...

..Previous reports have suggested that a 2% to 5% device failure rate (FR) be quoted when counseling patients about robot-assisted laparoscopic radical prostatectomy (RLRP). We sought to evaluate our FR on the da Vinci system...

..To our knowledge, this is the first such case to be reported and the second reported renal-unit loss as the result of collecting-system obstruction after RFA...

..Because of the limitations of the robotic arm pitch in accessing the pelvic sidewall and undersurface of the iliac bifurcation, uro-oncologists have questioned the adequacy of robotic PLND...

..Deep, infiltrating lesions often necessitate collecting system repair (CSR), mandating further intracorporeal suturing and reconstruction. We compared our experience with LPN where CSR was and was not required after tumor resection...

..Renal-artery pseudoaneurysm (RAP) is a well-described complication of trauma or percutaneous urologic procedures. Delayed bleeding from an RAP is rare after partial nephrectomy...

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..5 mg/dL and a two-kidney system. We compared the long-term sCr in patients who were treated with LPN and LRN...

..The effect of PW on surgical and pathologic outcomes has been reviewed in open and laparoscopic prostatectomy series. Little is known about its effects during RLRP...

..We report on the technical feasibility and operative outcomes of LPN for upper pole tumors (UPLPN) and lower pole tumors (LPLPN), and open partial nephrectomy (UPOPN) for upper pole tumors...

..We evaluated the effect of a protocol for side-specific NP based on preoperative variables on PSM rates and SF outcomes...

..We sought to evaluate the functional, pathologic, and oncologic outcomes of men who underwent robot-assisted sural-nerve graft (SNG) interposition...

..Also, we report the presence of focal extramedullary hematopoiesis occurring within this metastatic lesion...

..Due to muscle fatigue and inability of the operator to see the operative field, frequent repositioning of the second assistant is often required...

..RLRP has been associated with low morbidity, short convalescence and comparable oncologic and functional outcomes. We report our initial experience of 300 consecutive cases with selective use of interfascial nerve preservation (IFNP)...

..We describe the use of a hemostatic wax sealant during laparoscopic renal ablative procedures to allow airtight transabdominal access of the treatment probe through a standard 5-mm port...

..We evaluated urinary and sexual quality of life 1 year following robotic laparoscopic radical prostatectomy and identified preoperative variables predictive of a severe decrease from baseline...

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..We present our favorable experience with laparoscopic exploration after urologic surgery and suggest guidelines for laparoscopic management of post-laparoscopy bleeding...

..A novel model for prediction of adverse pathologic outcomes was developed using preoperative characteristics...

..We report our experience with sural nerve grafting during robot-assisted laparoscopic radical prostatectomy (RLRP)...

..In a porcine model we evaluated the safety and efficacy of a newly designed laparoscopic high intensity focused ultrasound probe and software that allows real-time ultrasound guidance during renal tissue ablation...

..We analyzed the clinical variables that predict the likelihood of a patient with biopsy Gleason score 6 to harbor a higher grade tumor...

..In this study, we evaluated whether prostate weight (PW) is an independent predictor of extracapsular extension (ECE) and positive surgical margin (PSM)...

..To assess the efficacy, reliability, and performance of the LapraTy clip (LTc) as a substitute for knot tying during reconstructive surgery in a porcine model...

..Laparoscopic partial nephrectomy (LPN) has been described as more difficult to perform than open partial nephrectomy (OPN). We compare our series of LPN and OPN...

..However, this has not been demonstrated in laparoscopic partial nephrectomy (LPN). We compared our experience with AO and both artery and vein occlusion (AV) in LPN to optimize the method of ischemia...

..We performed an external validation of the Gallina et al. nomogram and the 2007 Partin tables in a large, multi-institutional North American cohort of men treated with robotic-assisted radical prostatectomy...

..Stratification of these patients according to preoperative variables was also performed in an attempt to predict organ-confined cancer...

..To determine whether ischemia preconditioning (IPC) confers resilience to subsequent renal warm ischemia (WI) in a single-kidney porcine model...

..To compare the perioperative and functional outcomes of patients with clinical T(1a) and T(1b) renal tumors after laparoscopic partial nephrectomy (LPN)...

..We evaluated the learning curve of a highly experienced laparoscopic surgeon in achieving expertise with RLRP...

..Few studies have addressed clinical parameters that predict pathological upgrading or up staging at radical prostatectomy...

..We present an age-stratified prospective assessment of urinary and sexual function of 300 patients after robot-assisted laparoscopic prostatectomy (RALP)...

..We tested the accuracy of an ORP-derived nomogram in predicting the rate of extracapsular extension (ECE) in a large RALP cohort...

..Here, we sought to assess the effects of WI on renal function in an acute versus chronic solitary kidney in the porcine model...

..To assess outcomes of robotic laparoscopic radical prostatectomy (RLRP) in overweight and obese patients, defined as those with a body mass index (BMI) of 25 to 30 kg/m2 and greater than 30 kg/m2, respectively...

..We evaluated the effect of laparoscopic vs open surgery on the recovery of renal function after clamping of the renal artery and vein, and the artery alone in a solitary kidney porcine model...

..We sought to clarify whether open surgeons (OS) have modified their techniques, surgical equipment, and perioperative management in response to this trend...

..The objective of this study was to assess the perioperative and pathologic outcomes of LPN when stratifying for size of renal lesion...

..We compared the outcomes of Quill SRS versus a conventional technique for kidney and collecting system closure during laparoscopic porcine partial nephrectomy...

..We performed a pilot study evaluating the efficacy of the ABC-alone in obtaining hemostasis during laparoscopic heminephrectomy (LHN) in a porcine model...

..The advent of the minimally invasive era in urologic surgery has given rise to unique challenges in the surgical management of anomalies of the genitourinary tract...

..Warm ischemia time is associated with acute and possible long-term renal damage, particularly beyond a 30-minute threshold. We evaluated patient and tumor characteristics that might predict prolonged warm ischemia time...

..Guidelines for outcome monitoring following RS should be developed, to ensure patient safety and sufficient baseline surgeon skill...

..It is believed that the IF-NSP technique used during robotic-assisted radical prostatectomy (RARP) spares more nerve fibers, while EF dissection may lower the risk for positive surgical margins (PSM)...

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..Measuring the GFR involves relatively complicated and expensive systems. In this study we determined whether serum creatinine (Scr) can predict the GFR in this model...

..To compare outcomes in patients treated with laparoscopic partial nephrectomy (LPN) and laparoscopic radical nephrectomy (LRN) for clinical T1bN0M0 renal masses...

..CONCLUSIONS: Simple, easily applied modifications to the management of the BN and vesicourethral anastomosis can substantially reduce the incidence of BNC...

..No intraoperative complications or urinary leaks occurred. CONCLUSIONS: Using the Lapra-Ty clip, we have safely and efficiently supplemented knot tying in patients undergoing reconstructive laparoscopic surgery...

..A nonstented pyeloplasty has only been reported in the pediatric literature. Herein, to the best of our knowledge, we report the first published experience with laparoscopic stentless pyeloplasty (LSP) in the adult population...

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..Continued technological advances have expanded our armamentarium of minimally invasive devices and techniques to offer our patients. Robotic-assisted laparoscopic radical prostatectomy has been adopted at many centers...

..To review our laparoscopic partial nephrectomy (LPN) experience, examine the evolution of technique, and compare the outcomes between the early and recent experience. The indications and surgical technique of LPN continuously evolve...

..In the present study, we evaluate time to achieve continence in patients who are undergoing RARP with and without PR reconstruction...

..As such, we sought to evaluate the collateral tissue effects of EnSeal with or without cold saline irrigation (CSI) during PVP control...

..In this study we evaluated the oncological benefit of routine removal of the SVs in currently operated patients...

..This review of published RARC series affirms the need for prospective, long-term, controlled studies to adequately evaluate the role of robotics in bladder cancer surgery...

..However, data regarding its safety and efficacy are scarce. We critically assessed the in-vitro performance of the LTc over different sizes of two suture materials commonly used during reconstructive procedures...

..However, little is known about the impact of experience on urinary and sexual outcomes. Herein, we review the perioperative, pathological and functional outcomes of our initial 700 consecutive procedures with at least 1 year follow up...

..We undertook this study to assess the prevalence of surgeons' deleterious perceptions or injuries related to laparoscopic urologic surgery...

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..We conclude that laparoscopy may be utilized to safely perform nephron sparing surgery for select, calcified renal masses...

..Although initial results appear favorable, the true continence benefit of PRR remains debatable and requires further research...

..Designation of performance of key operative steps into logs may be more relevant than recording simple exposure to index cases. Attempts at measuring quality of key operative steps in the future may be beneficial...

..Economic factors, as well as the necessity of an experienced bedside assistant, present the potential shortcomings of the procedure...

..The definitions of continence and potency were not standardized, which poses difficulty in comparing published results...

..RESULTS: Our patient was spared surgical exploration and retained the TVT tape. CONCLUSION: Angiography with vessel embolization, when available, should be considered in the treatment of TVT-procedure retropubic hemorrhages...

..We present a case report and a description of the surgical management, and provide a review of the literature concerning this rare finding...

..Renal cell carcinoma invading the perinephric fat is classified as a stage T3a tumor in the 2002 TNM version. Based on long-term followup we examined the prognostic significance of this definition...

..The purpose of this study was to provide a current review of port-site metastases reported in the urologic oncology literature, as well as etiologic factors and preventative measures...

..After 12 and 15 months of follow-up, the renal function was stable, with no evidence of obstruction. Long-term follow-up is needed to monitor the rate of late encrustation and obstruction...

..Herein, we describe a novel laparoscopic approach for the treatment of a ureteral inverted papilloma. To our knowledge, this approach is the first application of laparoscopy for the treatment of this lesion...

..The laparoscopic approach should be the treatment of choice for bilateral adrenalectomy...

..We report a case of an asymptomatic, large pneumothorax that was allowed to resolve spontaneously, thus reinforcing the notion of noninvasive capnothorax management incurred during laparoscopic renal surgery...

..Herein, we report our experience with radical cystectomy in the elderly population...

..Improvement in the prognosis of patient groups due to stage or grade reclassification is called the Will Rogers phenomenon. We determined the significance of the Will Rogers phenomenon in urological oncology...

..We report a new approach to this challenging procedure, using a modified neurovascular pudendal thigh flap (Singapore flap) for neo-urethral reconstruction in two patients at our institution...

..We assessed the safety and efficacy of microparticulate ice slurry for laparoscopic hypothermia during renal ischemia in a single kidney porcine model...

..Here we discuss our current anastomotic technique and highlight specific situations in which LTc use may prove beneficial...