Results 21 to 30 of about 26,737 (303)

Should all acromioclavicular joint injections be performed under image guidance?

open access: yesJournal of Orthopaedic Surgery, 2017
Introduction: Steroid and local anaesthetic injection to the acromioclavicular joint (ACJ) is a very common diagnostic and therapeutic procedure, which is often performed in the outpatient department.
S Javed   +4 more
doaj   +1 more source

A Novel Surgical Technique for Patellar Fracture: Application of Extra-articular Arthroscopy With Hanger-Lifting Procedure

open access: yesArthroscopy Techniques, 2013
We describe a novel operative technique for patellar fracture. The patient is placed in the supine position for setup of both an image intensifier and arthroscopy.
Shinichi Maeno, M.D., Ph.D.   +5 more
doaj   +1 more source

Rotational Malalignment after Intramedullary Fixation of Trochanteric Fractures [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2018
Introduction: Rotational malalignment after intramedullary fixation of fractures of the shaft of femur and tibia has been assessed by many studies but less frequently after intramedullary fixation of intertrochanteric fractures.
Rajendra Annappa   +5 more
doaj   +1 more source

Closed intramedullary nailing of tibia without c-arm in a resource-deficient setup: nail-over-nail technique [PDF]

open access: yesReviews in Clinical Medicine, 2023
Intramedullary nailing is a standard technique for the treatment of long bone fractures. This technique requires the use of on-table image intensifier in almost every step, of which the most important are guide-wire insertion and distal locking ...
Shameem Ahmad   +4 more
doaj   +1 more source

A position- and time-sensitive photon-counting detector with delay-line read-out [PDF]

open access: yes, 2007
We have developed image intensifier tubes with delay-anode read-out for time- and position-sensitive photon counting. The timing precision is better than 1 ns with 1000x1000 pixels position resolution and up to one megacounts/s processing rate.
Czasch, A.   +4 more
core   +2 more sources

Accuracy of radiographic measurement techniques for the Taylor spatial frame mounting parameters

open access: yesBMC Musculoskeletal Disorders, 2021
Aim The correction accuracy of the Taylor Spatial Frame (TSF) fixator depends considerably on the precise determination of the mounting parameters (MP). Incorrect parameters result in secondary deformities that require subsequent corrections.
Jan Gessmann   +6 more
doaj   +1 more source

Multiple return separation for a full-field ranger via continuous waveform modelling [PDF]

open access: yes, 2009
We present two novel Poisson noise Maximum Likelihood based methods for identifying the individual returns within mixed pixels for Amplitude Modulated Continuous Wave rangers.
Cree, Michael J.   +2 more
core   +2 more sources

Imaging a single atom in a time-of-flight experiment [PDF]

open access: yes, 2010
We perform fluorescence imaging of a single 87Rb atom after its release from an optical dipole trap. The time-of-flight expansion of the atomic spatial density distribution is observed by accumulating many single atom images.
A Browaeys   +7 more
core   +3 more sources

Mixed pixel return separation for a full-field ranger [PDF]

open access: yes, 2008
Full-field amplitude modulated continuous wave range imagers commonly suffer from the mixed pixel problem. This problem is caused by the integration of light from multiple sources by a single pixel, particularly around the edges of objects, resulting in ...
Cree, Michael J.   +2 more
core   +2 more sources

Long-Term Continuous Double Station Observation of Faint Meteor Showers

open access: yesSensors, 2016
Meteor detection and analysis is an essential topic in the field of astronomy. In this paper, a high-sensitivity and high-time-resolution imaging device for the detection of faint meteoric events is presented. The instrument is based on a fast CCD camera
Stanislav Vítek   +3 more
doaj   +1 more source

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