نتایج جستجو برای: cryoablation

تعداد نتایج: 1445  

Journal: :Journal of endourology 2006
Duke K Bahn Paul Silverman Fred Lee Robert Badalament Eric D Bahn John C Rewcastle

BACKGROUND Focal prostate cryoablation is the less-than-complete ablation of the gland with ice. Known tumor is ablated aggressively, whereas contralateral prostate tissue and surrounding structures are spared. This method offers targeted local cancer control aiming at sexual potency and urinary continence preservation in patients whose prostate cancer is believed to be unilateral. PATIENTS A...

Journal: :Diagnostic and interventional radiology 2014
Errol Colak Servet Tatlı Paul B Shyn Kemal Tuncalı Stuart G Silverman

PURPOSE Cryoablation has been successfully used to treat lung tumors. However, the safety and effectiveness of treating tumors adjacent to critical structures has not been fully established. We describe our experience with computed tomography (CT)-guided percutaneous cryoablation of central lung tumors and the role of ice ball monitoring. MATERIALS AND METHODS Eight patients with 11 malignant...

2015
Michael Handler Gerald Fischer Michael Seger Roland Kienast Friedrich Hanser Christian Baumgartner

BACKGROUND Cardiac cryoablation is a minimally invasive procedure to treat cardiac arrhythmias by cooling cardiac tissues responsible for the cardiac arrhythmia to freezing temperatures. Although cardiac cryoablation offers a gentler treatment than radiofrequency ablation, longer interventions and higher recurrence rates reduce the clinical acceptance of this technique. Computer models of ablat...

2015
Akira Kasuya Isao Ohta Yoshiki Tokura

Cryoablation is therapeutically applied for various disorders in several organs, and skin diseases are typical targets as this cryotherapy has been widely used for viral warts, benign tumors, and actinic keratosis. The main mechanisms of cryoablation consist of direct freezing effect on skin constituents, thrombosis formation in microcirculation, and subsequent immunological responses. Among th...

Journal: :AJNR. American journal of neuroradiology 2016
A Tomasian A Wallace B Northrup T J Hillen J W Jennings

BACKGROUND AND PURPOSE Percutaneous cryoablation has emerged as a minimally invasive technique for the management of osseous metastases. The purpose of this study was to assess the safety and effectiveness of percutaneous imaging-guided spine cryoablation for pain palliation and local tumor control for vertebral metastases. MATERIALS AND METHODS Imaging-guided spine cryoablation was performed...

Journal: :Computer methods and programs in biomedicine 2010
Daniel J. Blezek David G. Carlson Lionel T. Cheng Jared A. Christensen Matthew R. Callstrom Bradley James Erickson

Tumor cryoablation is a clinical procedure where supercooled probes are used to destroy cancerous lesions. Cryoablation is a safe and effective palliative treatment for skeletal metastases, providing immediate and long term pain relief, increasing mobility and improving quality of life. Ideally, lesions are encompassed by an ice ball and frozen to a sufficiently low temperature to ensure cell d...

Journal: :Chest 2012
Catherina L Chang Robert J Hancox

We thank Dr Senthi and colleagues for their interest in our CHEST article. 1 We agree that the work by Haasbeek et al 2 should have been cited in our article. Although the median follow-up of 16.5 months is rather short, the results are impressive with no local failures and only two of 15  grade 3 lung-associated toxicities. We agree that stereotactic radiotherapy (SRT) is a less invasive proc...

Journal: :European urology 2008
Raj K Goel Jihad H Kaouk

BACKGROUND Cryoablation has been performed laparoscopically for small renal masses using 3-4 ports with promising oncologic results. OBJECTIVES To report the initial experience of Single Port Access Renal Cryoablation (SPARC). DESIGN, SETTING, AND PARTICIPANTS Beginning in September 2007, outcomes of patients undergoing SPARC have been recorded into an IRB approved database. Patients with l...

2017
Mao Lin Shuzhen Liang Xiaohua Wang Yinqing Liang Mingjie Zhang Jibing Chen Lizhi Niu Kecheng Xu

In this study, the clinical efficacy of cryosurgery combined with allogenic natural killer cell immunotherapy for advanced hepatocellular cancer was evaluated. From October 2015 to March 2017, we enrolled 61 patients who met the enrollment criteria and divided them into two groups: 1) the simple cryoablation group (Cryo group, n = 26); and 2) the cryoablation combined with allogenic natural kil...

Journal: :Journal of endourology 2010
Vladimir Mouraviev Truls Erik Bjerklund Johansen Thomas J Polascik

The concept of focal therapy is rapidly evolving and gaining popularity from both physician and patient perspectives. We review the rationale, candidate selection, and results of the first clinical studies of focal cryoablation for selected patients with low volume and low- to low-moderate-risk features of prostate cancer as an alternative to whole-gland treatment. In spite of improved understa...

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