Search Results - "Louhisalmi, Y"

Ultrasound-controlled neuronavigator-guided brain surgery by KOIVUKANGAS, J, LOUHISALMI, Y, ALAKUIJALA, J, OIKARINEN, J

“…The development of a unique neurosurgical navigator is described and a preliminary series of seven cases of intracerebral lesions approached with the…”
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Computer-guided laser for neurosurgery by Koivukangas, J, Louhisalmi, Y

“…On the basis of over 40 neurosurgical laser operations, including CO2, Nd-YAG and simultaneous CO2/Nd-YAG laser procedures, a computer-guided system for…”
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Intraoperative feedback for neurosurgical stereotactic laser system by Louhisalmi, Y., Koivukangas, J.

“…A method for accurate intraoperative guidance of a surgical laser beam in neurosurgery is discussed. This method uses intraoperative ultrasound imaging and…”
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Modeling neuronavigator kinematics by Helminen, H., Alakuijala, J., Oikarinen, J., Lonhisalmi, Y., Sallinen, S., Koivukangas, J.

“…A method for optimal modeling of the kinematics of a neuronavigator is presented. The model is obtained by measuring a large number of known points in…”
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Neurosurgical Navigation System by Louhisalmi, Y., Koivukangas, J., Alakuijala, J., Oikarinen, J., Keranen, T.

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Machine vision based fiber optic joint sensor for MR-compatible robot by Virtanen, Jani, Malila, Matti, Louhisalmi, Yrjö, Hyvärinen, Pietari, Nevala, Kalervo

“…In the last 10 years, computer-integrated surgery has become a very important area of research in medical technology. Robotics is one of the most increased…”
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Neuronavigator-guided cerebral biopsy by Koivukangas, J, Louhisalmi, Y, Alakuijala, J, Oikarinen, J

“…Neuronavigators are new dynamic interactive instruments that use on-line computers to orient imaging data to the surgical field and guide the neurosurgeon to…”
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Development of an accuracy assessment phantom for surgical navigators by Koivukangas, T., Katisko, J., Nevala, K., Louhisalmi, Y., Koivukangas, J.

“…The objective of this study was to design a calibration phantom for a surgical navigator used in a hospital environment. It addresses two major issues: the…”
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On research of directly programmable surgical robot by Louhisalmi, Y., Leinonen, T.

“…The authors' research of a surgical robot is focused now to design mechanical constructions which fulfil requirements for direct programming and interactive…”
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Development of a robotic surgical assistant by Louhisalmi, Y., Leinonen, T.

“…After development of a passive articulated localization arm we are now developing a robotic surgical assistant for neurosurgery. Our study includes ergonomic,…”
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Image transformation from polar to Cartesian coordinates simplifies the segmentation of brain images by Alakuijala, J., Oikarinen, J., Louhisalmi, Y., Ying, X., Koivukangas, J.

“…A new image transformation has been designed to simplify the segmentation of the MR and CT brain images. This transformation supposes that the head is a…”
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Computer-guided Laser For Neurosurgery by Louhisalmi, Y., Koivukangas, J.

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Modeling neuronavigator kinematics by Helminen, H, Alakuijala, J, Oikarinen, J, Louhisalmi, Y, Sallinen, S, Koivukangas, J

“…A method for optimal modeling of the kinematics of a neuronavigator is presented. The model is obtained by measuring a large number of known points in…”
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Data driven MRI inhomogeneity correction by Alakuijala, J., Oikarinen, J., Louhisalmi, Y., Sallinen, S., Helminen, H., Koivukangas, J.

“…A data driven method for correcting low frequency inhomogeneity in magnetic resonance images is presented. Small variations within a tissue type are modeled…”
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