Analytic 3 D image reconstruction using all detected events

PE Kinahan, JG Rogers - IEEE Transactions on Nuclear …, 1989 - ieeexplore.ieee.org
We present the results of testing a previously presented algorithm for three-dimensional
image reconstruction that uses all gamma-ray coincidence events detected by a PET …

Fully three-dimensional reconstruction for a PET camera with retractable septa

DW Townsend, A Geissbuhler, M Defrise… - … on Medical Imaging, 1991 - ieeexplore.ieee.org
A fully 3-D reconstruction algorithm has been developed to reconstruct data from a 16 ring
PET camera (a Siemens/CTI 953B) with automatically retractable septa. The tomograph is …

Three dimensional reconstruction of PET data from a multi-ring camera

DW Townsend, T Sprinks, T Jones… - … on Nuclear Science, 1989 - ieeexplore.ieee.org
In order to assess the potential of a multiring camera for three-dimensional PET (positron
emission tomography) the septa were removed from a commercially produced PET camera …

Optimizing the performance of a PET detector using discrete GSO crystals on a continuous lightguide

S Surti, JS Karp, R Freifelder… - IEEE Transactions on …, 2000 - ieeexplore.ieee.org
The authors are designing a new detector for PET scanners using discrete 4/spl times/4/spl
times/10 mm/sup 3/GSO (Ce) crystals on a continuous lightguide with 39 mm photomultiplier …

Initial characterization of a position-sensitive photodiode/BGO detector for PET

SE Derenzo, WW Moses, HG Jackson… - … on Nuclear Science, 1989 - ieeexplore.ieee.org
We present initial results of a position-sensitive photodiode/BGO detector for high resolution,
multi-layer positron emission tomography (PET). Position sensitivity is achieved by dividing …

Design and performance of the HEAD PENN-PET scanner

R Freifelder, JS Karp, M Geagan… - IEEE transactions on …, 1994 - ieeexplore.ieee.org
A new PET scanner for brain imaging (and animals) has been designed with very high
sensitivity and spatial resolution. The design is an evolution of the PENN-PET scanner …

Implementation of three-dimensional image reconstruction for multi-ring positron tomographs

M Defrise, D Townsend… - Physics in Medicine & …, 1990 - iopscience.iop.org
In view of the number of PET studies involving low count rate acquisitions, there has been
increasing interest recently in the development of positron cameras capable of fully three …

Effect of increased axial field of view on the performance of a volume PET scanner

JS Karp, PE Kinahan, G Muehllehner… - IEEE transactions on …, 1993 - ieeexplore.ieee.org
The performance of the PENN-PET 240H scanner from UGM Medical Systems is tested and
compared to the prototype PENN-PET scanner built at the University of Pennsylvania. The …

A deconvolution scatter correction for a 3-D PET system

BTA McKee, AT Gurvey, PJ Harvey… - IEEE transactions on …, 1992 - ieeexplore.ieee.org
A method to remove the scattered background from a reconstructed image by deconvolution
with a point response function which includes the scatter contribution is presented. The …

The effect of collimation on single rates in multi-slice PET

CJ Thompson - IEEE Transactions on Nuclear Science, 1989 - ieeexplore.ieee.org
The ratio (S: C) of singles to true coincident events in a positron emission tomography (PET)
depends on the collimator size and shape. As well as causing random counts when they fall …