Lateral orthogonal approach for depth electrode insertion using the Leksell frame: technical note.

abstract：:Dystonia secondary to cerebral infarcts presents months to years after the initial insult, is usually unilateral and causes significant morbidity. Deep brain stimulation (DBS) of the globus pallidus internus (GPi) is established as the most frequent target in the management of the dystonic symptoms. We report our expe...

journal_title：Stereotactic and functional neurosurgery

authors： Tambirajoo K,Furlanetti L,Samuel M,Ashkan K

更新日期：2020-01-01 00:00:00

abstract：:A 10-year follow-up study of neuroelectric implant integrity has been completed for 27 subjects who were treated for movement disorders associated with cerebral palsy. Data used for analysis included X-ray material, clinical data, and results from electrophysiological testing. Of the 21 subjects with subcutaneous rece...

journal_title：Stereotactic and functional neurosurgery

authors： Harris GF,Hemmy DC,Coad JE,Mothkur SR,Weber RC

更新日期：1989-01-01 00:00:00

abstract：PURPOSE:Gamma knife (GK) radiosurgery for trigeminal neuralgia (TN) has been effective in 50-80% of cases when using a single 4-mm collimator and a maximum dose of 60-90 Gy. Attempting to improve the response rate by increasing the dose may lead to increased risk of facial numbness or disturbed sensation. Combined use ...

journal_title：Stereotactic and functional neurosurgery

authors： Kanner AA,Neyman G,Suh JH,Weinhous MS,Lee SY,Barnett GH

更新日期：2004-01-01 00:00:00

abstract：BACKGROUND:Stereotactic procedures are image guided, often using magnetic resonance (MR) images limited by image distortion, which may influence targets for stereotactic procedures. OBJECTIVES:The aim of this work was to assess methods of identifying target coordinates for stereotactic procedures with MR in multiple p...

journal_title：Stereotactic and functional neurosurgery

authors： Kim M,Jung NY,Park CK,Chang WS,Jung HH,Chang JW

更新日期：2018-01-01 00:00:00

abstract：:Reinstallation of the Sheffield Gamma Knife Unit was completed in early November, 1991, following the replacement of the cobalt sources. Two methods were used to evaluate the isodose configuration within the replenished unit. The first method used a scanning microdensitometer to interrogate films exposed within a sphe...

journal_title：Stereotactic and functional neurosurgery

authors： Walton L,Griffiths LM,Hampshire A

更新日期：1993-01-01 00:00:00

abstract：OBJECTIVE:Deep brain stimulation (DBS) of the subthalamic nucleus (STN) has evolved as a powerful therapeutic alternative for the treatment of Parkinson's disease (PD). Despite its clinical efficacy, the mechanisms of action have remained poorly understood. In addition to the immediate symptomatic effects, long-term ne...

journal_title：Stereotactic and functional neurosurgery

authors： Faust K,Vajkoczy P,Xi B,Harnack D

更新日期：2020-11-05 00:00:00

abstract：:We describe the Zamorano-Dujovny localizing unit which consists of a ring-shaped headholder held on the patient's head by three or four variably placed fixation pins, thereby avoiding interference with the flap sites or craniotomy. The base ring is mounted intraoperatively on a special adapter that allows any patient ...

journal_title：Stereotactic and functional neurosurgery

authors： Zamorano L,Kadi M,Jiang Z,Diaz F

更新日期：1994-01-01 00:00:00

abstract：:Dorsal root entry zone (DREZ) lesioning is still used as a choice of treatment for some painful conditions as well as spasticity in selected patients. The most commonly used techniques to perform DREZotomy are the microsurgical one and DREZ radiofrequency (RF) coagulation. The technical difficulties using punctures to...

journal_title：Stereotactic and functional neurosurgery

authors： Monaco BA,Lopes AJM,Teixeira MJ

更新日期：2019-01-01 00:00:00

abstract：:Radiosurgery with the Gamma Knife was performed in 12 patients with parkinsonism. In 9 patients small lesions were created in the head of the caudate nucleus bilaterally. Two patients underwent radiosurgical thalamotomy, and 1 patient was treated with caudatotomy and thalamotomy. After a follow-up period of 1-12 month...

journal_title：Stereotactic and functional neurosurgery

authors： Friehs GM,Ojakangas CL,Pachatz P,Schröttner O,Ott E,Pendl G

更新日期：1995-01-01 00:00:00

abstract：:Computerized brain atlas is a new application area in the practical use of stereotactic neurosurgery. Our approach provides a solution for the straightforward definition of a coordinate system (CA-CP), localization of the selected target point, trepanation points and trajectory transformation of the stereotactic elect...

journal_title：Stereotactic and functional neurosurgery

authors： Sramka M,Ruzicky E,Novotny M

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Up to 60% of Parkinson's disease (PD) patients suffer from low back pain (LBP) during the course of their disease. How LBP affects daily functional status and how to manage this aspect of PD has not been adequately explored. METHODS:We examined 16 patients undergoing bilateral subthalamic nucleus deep brain...

journal_title：Stereotactic and functional neurosurgery

authors： Smith H,Gee L,Kumar V,Ramirez-Zamora A,Durphy J,Hanspal E,Barba A,Molho E,Shin D,Pilitsis JG

更新日期：2015-01-01 00:00:00

abstract：:In many cases, the treatment of neuropathic pain by intrathecal opioids fails to meet expectations. In a trial involving 10 patients, the intrathecal administration of clonidine combined with opioids in the treatment of chronic pain was introduced in our department for the first time. Eight patients with neuropathic p...

journal_title：Stereotactic and functional neurosurgery

authors： Uhle EI,Becker R,Gatscher S,Bertalanffy H

更新日期：2000-01-01 00:00:00

abstract：BACKGROUND:Deep brain stimulation (DBS) is widely used to treat advanced Parkinson's disease, other movement and psychiatric disorders. DBS implantation requires application of a stereotactic frame throughout a lengthy procedure, making it uncomfortable and tiring. We designed a stereotactic cube to stage the operation...

journal_title：Stereotactic and functional neurosurgery

authors： Eljamel MS,Tulley M,Spillane K

更新日期：2007-01-01 00:00:00

abstract：BACKGROUND:The incidences of metastatic brain tumors from malignant melanomas have increased and survival has been prolonged by novel molecular targeted agents and immunotherapy. However, malignant melanomas are uncommon in Asian populations. OBJECTIVES:We retrospectively analyzed treatment efficacy and identified pro...

journal_title：Stereotactic and functional neurosurgery

authors： Matsunaga S,Shuto T,Yamamoto M,Yomo S,Kondoh T,Kobayashi T,Sato M,Okamoto H,Serizawa T,Nagano O,Kenai H,Obara T,Iwai Y,Yasuda S,Hasegawa T,Kubo K,Shidoh S,Mori K,Hayashi M,Inoue A,Onoue S,Gondo M

更新日期：2018-01-01 00:00:00

abstract：:Postoperative magnetic resonance imaging (MRI) of basal ganglia functional lesions illustrates the accuracy of preoperative target localization. The technique of perioperative MRI and CT localization for pallidotomy will be discussed and correlated with the center of the lesion on postoperative standard MRI as well as...

journal_title：Stereotactic and functional neurosurgery

authors： Lehman RM,Mezrich R,Sage J,Goldbe L

更新日期：1994-01-01 00:00:00

abstract：:Stereotactic bilateral electrode implantation in the medial portion of the posterior hypothalamus was performed on a 22-year-old male with drug-resistant aggressiveness. To localize the targets during implantation, microrecording was performed, and the clinical and electroencephalographic responses to intraoperative s...

journal_title：Stereotactic and functional neurosurgery

authors： Hernando V,Pastor J,Pedrosa M,Peña E,Sola RG

更新日期：2008-01-01 00:00:00

abstract：:In this study, we investigated the efficacy of brachytherapy in the treatment of 138 patients with intracranial neoplasms of the CNS. Of the total number of patients, 50 presented with glioblastoma multiforme, 45 presented with low-grade glioma, 19 presented with anaplastic astrocytoma, 23 presented with metastases an...

journal_title：Stereotactic and functional neurosurgery

authors： Teixeira MJ,Lepski G,Correia C,Aguiar PH

更新日期：2003-01-01 00:00:00

abstract：:Fractionated stereotactic radiotherapy is a method which attempts to combine the radiobiological advantages offered by dose fractionation with a technique for focal delivery of radiation. At McGill University, fractionated stereotactic radiotherapy is given with a linear accelerator-based dynamic stereotactic radiosur...

journal_title：Stereotactic and functional neurosurgery

authors： Olivier A,Sadikot AF,Villemure JG,Pokrupa R,Souhami L,Podgorsak EB,Hazel J

更新日期：1992-01-01 00:00:00

abstract：:The learned helplessness paradigm was used to test the notion that lesions of a theatrical depression system in the rat will produce antidepression similar to antidepressive medication. Lateral brain stem lesions were effective in producing antidepression and unilateral lesions were as effective as bilateral lesions. ...

journal_title：Stereotactic and functional neurosurgery

authors： Richardson DE,Dempsey CW,Song JH

更新日期：1997-01-01 00:00:00

abstract：:Stereotactic cingulotomy constitutes a psychosurgical procedure nowadays advocated in the treatment of medically intractable obsessive-compulsive disorder, chronic pain and drug addiction. From its theoretical conception to the first cingulectomies performed and modern stereotactic-guided cingulotomies, various target...

journal_title：Stereotactic and functional neurosurgery

authors： Brotis AG,Kapsalaki EZ,Paterakis K,Smith JR,Fountas KN

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND:Internal neurolysis (IN) is an effective surgical treatment for trigeminal neuralgia (TN) without neurovascular compression (NVC) or postoperative recurrence. However, the trigeminal nerve is directly manipulated during the procedure, and there is a high incidence of trigeminocardiac reflex (TCR). The aim of...

journal_title：Stereotactic and functional neurosurgery

authors： Wu M,Jiang X,Niu C,Fu X

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Brain metastasis (BM) is the most common brain malignancy and a common cause of death in cancer patients. However, the relative outcome-related advantages and disadvantages of surgical resection (SR) and stereotactic radiosurgery (SRS) in the initial treatment of BM are controversial. METHOD:We systematical...

journal_title：Stereotactic and functional neurosurgery

authors： Liu Z,He S,Li L

更新日期：2020-01-01 00:00:00

abstract：:Ki67 (also known as MIB) is a monoclonal antibody staining agent, which is routinely used as a marker of cellular proliferation. It is used to evaluate the proliferative potential of malignant tumors, since it is thought to stain only those cells undergoing active division. The paradoxical elevation of the Ki67 labeli...

journal_title：Stereotactic and functional neurosurgery

authors： Jennelle R,Gladson C,Palmer C,Guthrie B,Markert J

更新日期：1999-01-01 00:00:00

abstract：OBJECT:To determine the feasibility of utilizing a Gamma Knife stereotactic boost for patients at high risk of local recurrence from minor salivary gland tumors invading the base of skull. METHODS:Eight patients with minor salivary gland tumors invading the base of skull were treated with primary neutron radiotherapy ...

journal_title：Stereotactic and functional neurosurgery

authors： Douglas JG,Silbergeld DL,Laramore GE

更新日期：2004-01-01 00:00:00

abstract：:Stereotactic radiosurgery under local anesthesia with the Leksell Gamma Knife can effectively treat some patients with recurrent tic douloureux after unsuccessful medical/surgical procedures. Seven of 12 patients have shown complete relief or improvement of their trigeminal neuralgia. No complications have been observ...

journal_title：Stereotactic and functional neurosurgery

authors： Rand RW,Jacques DB,Melbye RW,Copcutt BG,Levenick MN,Fisher MR

更新日期：1993-01-01 00:00:00

abstract：:Peacock is a 3-D conformal treatment planning and delivery system for conformal radiation therapy which delivers intensity-modulated fields. A group of 13 patients were treated between March and February, 1995. Patient age ranged from 10 to 74. Six of the patients had previously received radiation therapy. Target volu...

journal_title：Stereotactic and functional neurosurgery

authors： Carol M,Grant WH 3rd,Pavord D,Eddy P,Targovnik HS,Butler B,Woo S,Figura J,Onufrey V,Grossman R,Selkar R

更新日期：1996-01-01 00:00:00

abstract：:Soon after its development, CT imaging, which provided direct visualization of neural structures, was used for stereotactic guidance. There has been progressive expansion of stereotactic methodology for image guided surgical intervention through minimally invasive corridors. Today, the development of high resolution M...

journal_title：Stereotactic and functional neurosurgery

authors： Heilbrun MP

更新日期：2001-01-01 00:00:00

abstract：:Between February 1993 and March 1994, 75 metastases, 16 gliomas and 2 AIDS-related malignant lymphomas were treated with Gamma Knife radiosurgery. Metastatic brain tumors (54% lung cancer, 14% breast cancer, 13.5% melanoma) were the most frequent and clinically rewarding cases. So-called local control was achieved in ...

journal_title：Stereotactic and functional neurosurgery

authors： Gerosa MA,Nicolato A,Berlucchi S,Piovan E,Zampieri PG,Pasoli A,Foroni R,Giri MG,Marchini G,Babighian S

更新日期：1995-01-01 00:00:00

abstract：:Following deep brain stimulation (DBS) surgery, a variety of potential mechanical or functional complications ranging from perioperative events to hardware malfunction may occur. We present 2 patients who developed a unique complication of cyst formation at the tip of the DBS electrode in the absence of infection. One...

journal_title：Stereotactic and functional neurosurgery

authors： Ramirez-Zamora A,Levine D,Sommer DB,Dalfino J,Novak P,Pilitsis JG

更新日期：2013-01-01 00:00:00

abstract：:A computerized method of determining the focal point of electrical activity in the pallidum of parkinsonian patients was developed using on-line quantitative physiological data analysis. Thirty patients in a series of 70 were studied in depth. Neuronal activity was recorded from the pallidum using a semi-microelectrod...

journal_title：Stereotactic and functional neurosurgery

authors： Lehman RM,Micheli-Tzanakou E,Medl A,Hamilton JL

更新日期：2000-01-01 00:00:00