A four lumen screwing device for multiparametric brain monitoring.

abstract：PURPOSE:We present the results of the visualisation of radial oxygen gradients in rats' cortices and their potential use in neurocritical management. METHODS:PO₂ maps of the cortex of ten sedated, intubated and controlled ventilated Wistar rats were obtained with a camera (SensiMOD, PCO, Kelheim, Germany). Those pictu...

journal_title：Acta neurochirurgica

authors： Galler M,Moritz S,Liebsch G,Woertgen C,Brawanski A,Warnat J

更新日期：2010-12-01 00:00:00

abstract：:Lesions generated by the passage of micro-needles through vessel walls are of concern because any lesion may significantly alter hemodynamics of an anastomosis. To study this problem, three different needles were tested on the exposed carotid arteries of 30 rats: the 100 mu taper point, the 100 mu cutting point, and t...

journal_title：Acta neurochirurgica

authors： Dujovny M,Nossovsky N,Diaz FG,Ausman JI,Berman KS

更新日期：1985-01-01 00:00:00

abstract：BACKGROUND:The resection of convexity meningiomas should harbour a low rate of morbidity. Functional preservation should be the main goal of surgery and have higher priority over radicality. Involvement of the primary motor cortex (PMC) increases surgical risk. The goal of this study was to evaluate the effect of corti...

journal_title：Acta neurochirurgica

authors： Ostrý S,Netuka D,Beneš V

更新日期：2012-05-01 00:00:00

abstract：:Intraoperative real-time ultrasound imaging (US) was used in over 500 patients to investigate which of the previously considered applications are of practical use in everyday neurosurgery. During all intraoperative applications for a wide variety of pathological conditions, small deep-seated as well as subcortically l...

journal_title：Acta neurochirurgica

authors： van Velthoven V,Auer LM

更新日期：1990-01-01 00:00:00

abstract：BACKGROUND:Although 30-50 % of patients with brain tumors experience epileptic seizure as the presenting clinical symptom, and another 10-30 % are at risk for developing epilepsy in the later stages of the disease, the mechanisms of tumor-related epileptogenesis are poorly understood. We used magnetoencephalography (ME...

journal_title：Acta neurochirurgica

authors： Chang WS,Kim BS,Jung HH,Kim K,Kwon HC,Lee YH,Chang JW

更新日期：2013-08-01 00:00:00

abstract：:In a series of dogs, the transport routes of intrathecally administered 99Tcm-DTPA from an omental graft to the venous blood were studied by scintillation probes placed over the portal and external jugular veins and by blood samples from the inferior vena cava. It was found early in the course of investigation that a ...

journal_title：Acta neurochirurgica

authors： Levander B,Asard PE

更新日期：1978-01-01 00:00:00

abstract：OBJECTIVE:Rathke's cleft cysts are often difficult to differentiate from other sellar cystic lesions using conventional MR imaging. The purpose of this study was to investigate the usefulness of single-shot fast spin-echo (SSFSE) diffusion-weighted MR imaging (DWI) in the diagnosis of a Rathke's cleft cyst. PATIENTS A...

journal_title：Acta neurochirurgica

authors： Kunii N,Abe T,Kawamo M,Tanioka D,Izumiyama H,Moritani T

更新日期：2007-08-01 00:00:00

abstract：OBJECT:The aim of this study was to document the possible role of Gamma Knife radiosurgery, suitable for the treatment of deep and well limited tumors, in the management of pineal parenchymal tumors (PPT). POPULATION AND METHODS:We reviewed retrospectively a series of 13 patients with PPT treated by Gamma Knife radios...

journal_title：Acta neurochirurgica

authors： Reyns N,Hayashi M,Chinot O,Manera L,Péragut JC,Blond S,Régis J

更新日期：2006-01-01 00:00:00

abstract：INTRODUCTION:To report the incidence, treatment and outcome of occipital condyle fractures (OCFs) based on the experience of a single neurosurgical department over a period of two years. MATERIAL AND METHODS:From April 1999 to April 2001, ten cases of OCFs were identified in 110 cervical traumas observed over a period...

journal_title：Acta neurochirurgica

authors： Capuano C,Costagliola C,Shamsaldin M,Maleci A,Di Lorenzo N

更新日期：2004-08-01 00:00:00

abstract：BACKGROUND:Percutaneous radiofrequency trigeminal rhizotomy (RF-TR) is a well-established treatment for patients suffering from trigeminal neuralgia (TN) as a primary modality or for those refractory to medical treatment. However, few existing studies have identified intraoperative parameter or navigation technique tha...

journal_title：Acta neurochirurgica

authors： Tsai PJ,Lee MH,Chen KT,Huang WC,Yang JT,Lin MH

更新日期：2019-07-01 00:00:00

abstract：:The occurrence of abdominal aortic aneurysms (AAAs) and intracranial aneurysms (IAs) in the same patient and in the same family was studied among 89 patients with AAAs and 485 patients with IAs. Among the AAA-patients two had IAs themselves and five had IAs in the family, whereas three IA-patients had AAAs themselves ...

journal_title：Acta neurochirurgica

authors： Norrgård O,Angqvist KA,Fodstad H,Forssell A,Lindberg M

更新日期：1987-01-01 00:00:00

abstract：:12 patients, 10 women and 2 men, were operated on for removal of a jugular foramen neurinoma. Removal was total in 11 cases and operative mortality was 16.6%. As there are no clinical or instrumental signs that permit sure distinction between these tumours and those of the cerebellopontine angle, only a thorough radio...

journal_title：Acta neurochirurgica

authors： Pluchino F,Crivelli G,Vaghi MA

更新日期：1975-01-01 00:00:00

abstract：OBJECTIVE:Lately, morphological parameters of the surrounding vasculature aside from aneurysm size, specific for the aneurysm location, e.g., posterior cerebral artery angle for basilar artery tip aneurysms, could be identified to correlate with the risk of rupture. We examined further image-based morphological paramet...

journal_title：Acta neurochirurgica

authors： Li L,Hofmann BB,Fischer I,Donaldson DM,Engel A,Karadag C,Wetzel-Yalelis A,Piedade GS,Mijderwijk HJ,Bostelmann R,Kaschner MG,Muhammad S,Hänggi D,Cornelius JF,Petridis AK

更新日期：2020-10-06 00:00:00

abstract：BACKGROUND:This prospective observational study was undertaken to investigate the advantages, the safety, and the drawbacks of reconstructing a cervical corpectomy with a distractible corpectomy cage. According to the author's literature search, this is the second clinical report on a distractible cervical corpectomy c...

journal_title：Acta neurochirurgica

authors： Payer M

更新日期：2006-11-01 00:00:00

abstract：:The usefulness of microrecording guidance to adequately place pallidotomy lesions is not thoroughly accepted. We have analysed in 23 consecutive Parkinsonian patients the deviation of the first recording track (FRT), which was directed to the theoretical stereotactic target, from the sensorimotor area of the internal ...

journal_title：Acta neurochirurgica

authors： Molinuevo JL,Valldeoriola F,Rumià J,Nobbe FA,Martínez R,Ferrer E,Tolosa E

更新日期：1999-01-01 00:00:00

abstract：PURPOSE:Serum atrial natriuretic peptide (ANP) that is elevated after aneurysmal subarachnoid hemorrhage (SAH) causes diuresis and natriuresis (cerebral salt wasting) and might exacerbate delayed ischemic neurological deficit (DIND). We investigated relationships among hyponatremia, serum ANP elevation, and the onset o...

journal_title：Acta neurochirurgica

authors： Nakagawa I,Kurokawa S,Nakase H

更新日期：2010-12-01 00:00:00

abstract：:In the arteriovenous malformations of the posterior fossa the arterial feeders and the dural venous sinuses can be identified in anatomical terminology. The arterialised veins which do not conform to adult anatomical descriptions represent the persistent embryonic veins of the metencephalic and myelencephalic segments...

journal_title：Acta neurochirurgica

authors： Vidyasagar C

更新日期：1979-01-01 00:00:00

abstract：PURPOSE:To illustrate the use of indocyanine green (ICG) video-angiography to confirm abolition of spinal dural arteriovenous fistula (SDAVF) and preserve the normal vascular anatomy intraoperatively. METHODS:A 73-year-old woman presenting with progressive myelopathy was diagnosed with an SDAVF, where the origin of th...

journal_title：Acta neurochirurgica

authors： Hettige S,Walsh D

更新日期：2010-03-01 00:00:00

abstract：:Quantitative isotope ventriculography (QIV) has been suggested as a method for diagnosing hydrocephalus and predicting the results of CSF shunt insertion. However, the physiological significance of this and other tracer clearance studies is questionable. Using a simplified mathematical model for tracer clearance follo...

journal_title：Acta neurochirurgica

authors： Stein SC

更新日期：1981-01-01 00:00:00

abstract：BACKGROUND:The ventro-lateral thalamus is the stereotactic target of choice for severe intention tremor. Nevertheless, the optimal target area has remained controversial, and targeting of the subthalamic area has been suggested to be superior. PATIENTS AND METHODS:Eleven patients with disabling intention tremor of dif...

journal_title：Acta neurochirurgica

authors： Hamel W,Herzog J,Kopper F,Pinsker M,Weinert D,Müller D,Krack P,Deuschl G,Mehdorn HM

更新日期：2007-08-01 00:00:00

abstract：:This study investigated the association of intracranial aneurysms and abdominal aortic aneurysms to elucidate the incidence and independent risk factors for this association. Ultrasonography of the abdominal aorta was performed in 181 patients with 224 intracranial aneurysms. Six patients had suffered subarachnoid hae...

journal_title：Acta neurochirurgica

authors： Miyazawa N,Akiyama I,Yamagata Z

更新日期：2007-03-01 00:00:00

abstract：AIM:Numerous materials have been used to replace defects in the dura mater as result of neurosurgical and spinal procedures. Tissudura is a biomatrix made of cross-linked equine collagen fibrils, mainly of the interstitial type I. The specially engineered dura-like layered structure provides a non porous primary water ...

journal_title：Acta neurochirurgica

authors： Gazzeri R,Neroni M,Alfieri A,Galarza M,Faiola A,Esposito S,Giordano M

更新日期：2009-05-01 00:00:00

abstract：BACKGROUND:Although endoscopic septostomy is widely adopted in the treatment of unilateral or specific types of hydrocephalus, there is no consensus on surgical indications, technical aspects and postoperative outcome. In particular, the choice of the ventricular access has been recently debated. We investigated the re...

journal_title：Acta neurochirurgica

authors： Tamburrini G,Frassanito P,Massimi L,Caldarelli M,Di Rocco C

更新日期：2012-08-01 00:00:00

abstract：:The effects of intravenous nitroglycerin (NTG) combined with dopamine on intracranial pressure (ICP) and cerebral arteriovenous oxygen difference (AVDO2) were studied in 11 patients with acute subarachnoid haemorrhage (SAH). The study was performed on Days 1 to 3 of SAH after aneurysmal clipping. Treatment consisted o...

journal_title：Acta neurochirurgica

authors： Iwanaga H,Okuchi K,Koshimae N,Goda K,Imanishi M,Tokunaga H,Aoki H,Boku E,Sakaki T

更新日期：1995-01-01 00:00:00

abstract：BACKGROUND:Pituitary transposition preserving gland function is possible when approaching superior clival region tumors. Clinical experience along with detailed anatomical knowledge makes this technique safe and effective. METHOD:We present a step by step description of our technique based on the most recent anatomica...

journal_title：Acta neurochirurgica

authors： Cárdenas Ruiz-Valdepeñas E,Kaen A,Tirado Caballero J

更新日期：2019-10-01 00:00:00

abstract：OBJECT:In the past, the accuracy of surface matching has been shown to be disappointing. We aimed to determine whether this had improved over the years by assessing application accuracy of current navigation systems, using either surface matching or point-pair matching. METHODS:Eleven patients, scheduled for intracran...

journal_title：Acta neurochirurgica

authors： Mongen MA,Willems PWA

更新日期：2019-05-01 00:00:00

abstract：:An infrared based frameless stereotactic navigation device (Easy Guide Neuro) was investigated for its clinical applicability, registration/application accuracy and limitations in a standard operating room set-up. In a five-month period 40 frameless stereotactic procedures (23 female, 17 male, mean age 46.4, yrs range...

journal_title：Acta neurochirurgica

authors： Roessler K,Ungersboeck K,Dietrich W,Aichholzer M,Hittmeir K,Matula C,Czech T,Koos WT

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND:Intraoperative navigated ultrasonography has reached clinical acceptance, while published data for the accuracy of some systems are missing. We technically quantified and optimised the accuracy of the integration of an external ultrasonography system into a BrainLab navigation system. METHODS:A high-end ult...

journal_title：Acta neurochirurgica

authors： Wanis FA,Wessels L,Reinges MHT,Uhl E,Jödicke A

更新日期：2018-02-01 00:00:00

abstract：:Recent animal research has provided evidence that brain ischaemia is associated with a shift of energy related metabolites (lactate, adenosine, inosine, and hypoxanthine) and several transmitters from the intracellular to the extracellular fluid (ECF). These chemical changes of the ECF reflect the energy crisis of the...

journal_title：Acta neurochirurgica

authors： Hillered L,Persson L,Pontén U,Ungerstedt U

更新日期：1990-01-01 00:00:00

abstract：:When operating on a child with a large myelomeningocele and kyphosis, coverage with skin of high quality and a supporting layer of subcutaneous tissue can be difficult. The dermal circulation in the newborn is finite and an extensive mobilisation of the skin is a risky venture. Between 1988 and 2003 five children with...

journal_title：Acta neurochirurgica

authors： Arnell K

更新日期：2006-03-01 00:00:00