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  • Open Access

    ARTICLE

    Electrically Heated Composite Leading Edges for Aircraft Anti-Icing Applications

    F. De Rosa1, A. Esposito1

    FDMP-Fluid Dynamics & Materials Processing, Vol.8, No.1, pp. 107-128, 2012, DOI:10.3970/fdmp.2011.008.107

    Abstract An investigation was conducted to evaluate the feasibility and the performance of an electrically heated composite leading edge for aircraft anti-icing applications. A prototype was designed, manufactured and equipped with a High Temperature composite leading edge with embedded Ni alloy resistance fed by a DC power supply unit. Running wet and fully evaporative functional modes have been verified both analytically and experimentally with reasonable agreement. A room temperature thermal endurance test has been run for 104 cycles aiming to preliminary verify the integrity of the composite laminate after the imposed thermal stress. The EHCLE system (Electrical More >

  • Open Access

    MINIMALLY INVASIVE AND ROBOTIC SURGERY

    Total intracorporeal robot-assisted laparoscopic ileal conduit (Bricker) urinary diversion: technique and outcomes

    Jamil Rehman1, Mattia N. Sangalli2, Khurshid Guru3, Geert de Naeyer2, Peter Schatteman2, Paul Carpentier2, Alexander Mottrie2

    Canadian Journal of Urology, Vol.18, No.1, pp. 5548-5556, 2011

    Abstract Objective: Several recent preliminary reports have demonstrated that Robot-Assisted Cystectomy with total intracorporeal Ileal Conduit (RACIC) is a feasible option over the open technique. We report our stepwise surgical procedure of robotic total intracorporeal ileal conduit urinary diversion, technical consideration, development, refinements and initial experience. Only the ileal conduit urinary diversion is described with no emphasis on the cystectomy's steps.
    Methods: Between February 2008 and September 2009, nine patients underwent RACIC for muscle invasive transitional cell carcinoma (TCC). The entire procedure, including radical cystoprostatectomy, extended pelvic node dissection (ePLND), ileal conduit urinary diversion (Bricker) including isolation of… More >

  • Open Access

    ARTICLE

    Can we identify those patients who will benefit from prostate-sparing surgery? Predictive factors for invasive prostatic involvement by transitional cell carcinoma

    Jacobo Arce, Josep M. Gaya, Jorge Huguet, Oscar Rodriguez, Joan Palou, Humberto Villavicencio

    Canadian Journal of Urology, Vol.18, No.1, pp. 5529-5536, 2011

    Abstract Objectives: To determine which patients may benefit from prostate-sparing surgery and which factors are predictive of invasive prostatic involvement.
    Materials and methods: A total of 717 men underwent radical cystoprostatectomy (RC) for bladder transitional cell carcinoma (TCC) between 1978 and 2002. Analysis of prostatic urethral involvement by transitional cell carcinoma (pTCC) and of invasive prostatic involvement by TCC was performed according to recurrence, presence of carcinoma in situ (CIS) and multifocality, previous intravesical chemotherapy, grade, stage and location of bladder tumor, presence of CIS in precystectomy transurethral resection (TUR) and indication for RC.
    Results: pTCC was present in… More >

  • Open Access

    HOW I DO IT

    Olympus PlasmaButton transurethral vaporization technique for benign prostatic hyperplasia

    Michael McClelland Jr

    Canadian Journal of Urology, Vol.18, No.2, pp. 5630-5633, 2011

    Abstract Objective: This article describes an efficient and effective method of using the Olympus PlasmaButton (Olympus, Southborough, MA, USA) for transurethral vaporization of the prostate (TUVP).
    Methods: This technique was developed over the past 18 months. During the procedure, patients underwent TUVP using the Olympus PlasmaButton, with vaporization focused on the inner aspect of the prostate until it was judged to be significantly open and unobstructed.
    Results: Patients were found to tolerate the procedure well, with what appears to be durable clinical outcomes. Postoperative bleeding, both in the short and long term, has not been a significant concern using More >

  • Open Access

    ARTICLE

    Updating the prostate cancer risk indicator for contemporary biopsy schemes

    Meelan Bul1, Nicolas B. Delongchamps2, Ewout W. Steyerberg3, Gustavo de la Roza4, Pim J. van Leeuwen1, Xiaoye Zhu1, Heidi A. van Vugt1, Gabriel P. Haas5, Fritz H. Schröder1, Monique J. Roobol1

    Canadian Journal of Urology, Vol.18, No.2, pp. 5625-5629, 2011

    Abstract Introduction and objective: The Prostate Cancer Risk Indicator is a validated tool used to predict the likelihood that a screen-detected prostate cancer is indolent, partially based on lateralized sextant biopsies. Our objective was to derive correction factors for updating this model to reflect contemporary extended biopsy schemes.
    Materials and methods: Post-mortem 18-core biopsy results from men who died of unrelated causes but were diagnosed with prostate cancer post-mortem were analyzed. These data included details from both biopsy samples and whole-mount pathological specimens. For each positive 18-core biopsy, the Gleason score, number of positive cores, tumor location within the… More >

  • Open Access

    ARTICLE

    Comparison of accuracy among three generations of Partin tables in a Chinese cohort

    Wen-Jun Xiao1,3, Ding-Wei Ye1,3, Xu-Dong Yao1,3, Shi-Lin Zhang1,3, Bo Dai1,3, Chao-Fu Wang2,3, Jian Wang2,3, Hai-Liang Zhang1,3, Yi-Jun Shen1,3, Yao Zhu1,3, Yi-Ping Zhu1,3, Guo-Hai Shi1,3, Chun-Guang Ma1,3, Xiao-Jian Qin1,3, Guo-Wen Lin1,3

    Canadian Journal of Urology, Vol.18, No.2, pp. 5619-5624, 2011

    Abstract Introduction: To perform a head-to-head comparison among three generations of Partin tables, namely from 1997, 2001 and the last updated version of 2007, in a Chinese cohort of prostate cancer.
    Material and methods: Clinical and pathological data of 198 consecutive Chinese patients were retrospectively analyzed, who underwent radical prostatectomy for clinically localized prostate cancer between January 2005 and May 2010. Three versions of the Partin tables were compared for their accuracy and performance to predict final pathological stage using receiver operating characteristic (ROC) curve.
    Results: Of the whole cohort 58.6% were presented with organ-confined disease (OCD), 10.1% had… More >

  • Open Access

    MEETING REVIEW

    New fndings in bladder and prostate cancer: highlights from the 26th annual congress of the European Association of Urology,March 18-22, 2011, Vienna, Austria

    Alex Farr1, Roman Herout1, Markus Margreiter1, Georgi Tosev1, Bob Djavan2

    Canadian Journal of Urology, Vol.18, No.2, pp. 5601-5607, 2011

    Abstract At the recent annual congress, of the European Association of Urology (EAU), urologists from around the world presented their exciting discoveries related to an array of topics. Besides the huge variety of different sessions and courses, the EAU Section of Uro-Technology (ESUT) transmitted live broadcasts of surgeries from the medical universities of Vienna and Heilbronn, focusing on novel surgical techniques. Unfortunately, this year’s congress was clouded by the environmental disaster and nuclear accident in Japan, which prevented a number of Japanese urologists to attend the congress due to obstacles in travelling. In this brief update, More >

  • Open Access

    REVIEW

    Adjuvant radiation treatment after prostatectomy. Where do we stand?

    Mohamed A. Elshaikh1, Dina R. Ibrahim1, Hans Stricker2, James O. Peabody2

    Canadian Journal of Urology, Vol.18, No.2, pp. 5592-5600, 2011

    Abstract Introduction: Prostate cancer is the second most common cause of cancer death in American men. For patients with adverse pathologic features, postoperative radiotherapy to prostate bed after radical prostatectomy has been shown in randomized studies to improve many important clinical endpoints including overall survival. In this review article, we distinguish adjuvant radiation treatment (ART) from salvage radiation treatment (SRT), discuss the evidences for ART and its potential side effects focusing on the debate concerning the optimal timing of post prostatectomy radiation treatment (RT).
    Material and methods: A comprehensive literature search was conducted in MEDLINE including pre-MEDLINE.
    Conclusion: For More >

  • Open Access

    REVIEW

    Current status of pelvic lymph node dissection in prostate cancer: the New York PLND nomogram

    Amir Kazzazi, Bob Djavan

    Canadian Journal of Urology, Vol.18, No.2, pp. 5585-5591, 2011

    Abstract Introduction: Controversy persists concerning the role of pelvic lymph node dissection (PLND) in patients with clinically localized prostate cancer undergoing radical prostatectomy. The aim of this review is to critically evaluate the current status on PLND in prostate cancer.
    Methods: A review of the literature was performed concerning radical prostatectomy and PLND with respect to oncological outcome, associated complications, nodal yield, indications and minimal number of nodes required.
    Results: PLND is still the modality of choice for detecting lymph node metastasis in prostate cancer. Current imaging techniques are not accurate enough for detecting nodal metastases. Extended PLND has… More >

  • Open Access

    HOW I DO IT

    Management of post-prostatectomy erectile dysfunction

    Joseph E. Jamal, Jason D. Engel

    Canadian Journal of Urology, Vol.18, No.3, pp. 5726-5730, 2011

    Abstract The management of post-prostatectomy erectile function has been debated since the nerve sparing radical prostatectomy was fi rst introduced. A number of penile rehabilitation protocols have been proposed with varying degrees of success and patient satisfaction. My management of post-prostatectomy erectile dysfunction has evolved based on an honest and critical appraisal of the literature and my own experience and research. A review of major studies published on the topic of post-prostatectomy penile rehabilitation is included here, in addition to a critical evaluation of my own clinical practice. After evaluating the effi cacy of these various More >

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