Nothing Special   »   [go: up one dir, main page]

Wilson et al., 2017 - Google Patents

A new handheld device for the detection of falsified medicines: demonstration on falsified artemisinin-based therapies from the field

Wilson et al., 2017

View HTML
Document ID
13504200876045492982
Author
Wilson B
Kaur H
Allan E
Lozama A
Bell D
Publication year
Publication venue
The American journal of tropical medicine and hygiene

External Links

Snippet

Poor-quality medicines are a major problem for health-care systems in resource-poor settings as identifying falsified medicines requires a complex laboratory infrastructure such as a Medicines Quality Control Laboratory. We report here an evaluation of a low-cost …
Continue reading at www.ncbi.nlm.nih.gov (HTML) (other versions)

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infra-red light
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3155Measuring in two spectral ranges, e.g. UV and visible
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65Raman scattering
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/84Systems specially adapted for particular applications
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/28Investigating the spectrum
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating or analysing materials by the use of wave or particle radiation not covered by G01N21/00 or G01N22/00, e.g. X-rays or neutrons
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity

Similar Documents

Publication Publication Date Title
Wilson et al. A new handheld device for the detection of falsified medicines: demonstration on falsified artemisinin-based therapies from the field
Ciza et al. Comparing the qualitative performances of handheld NIR and Raman spectrophotometers for the detection of falsified pharmaceutical products
Vickers et al. Field detection devices for screening the quality of medicines: a systematic review
Lawson et al. Quantitative screening of the pharmaceutical ingredient for the rapid identification of substandard and falsified medicines using reflectance infrared spectroscopy
Guillemain et al. Performance of NIR handheld spectrometers for the detection of counterfeit tablets
Martino et al. Counterfeit drugs: analytical techniques for their identification
Eliasson et al. Noninvasive authentication of pharmaceutical products through packaging using spatially offset Raman spectroscopy
Dégardin et al. Detection and chemical profiling of medicine counterfeits by Raman spectroscopy and chemometrics
Dégardin et al. Comprehensive Study of a Handheld Raman Spectrometer for the Analysis of Counterfeits of Solid‐Dosage Form Medicines
Hajjou et al. Assessment of the performance of a handheld Raman device for potential use as a screening tool in evaluating medicines quality
Been et al. Profiling of counterfeit medicines by vibrational spectroscopy
Liu et al. Rapid qualitative and quantitative analysis of methamphetamine, ketamine, heroin, and cocaine by near-infrared spectroscopy
Zontov et al. Chemometric aided NIR portable instrument for rapid assessment of medicine quality
Storme-Paris et al. Challenging near infrared spectroscopy discriminating ability for counterfeit pharmaceuticals detection
Ranieri et al. Evaluation of a new handheld instrument for the detection of counterfeit artesunate by visual fluorescence comparison
Green et al. Integration of novel low-cost colorimetric, laser photometric, and visual fluorescent techniques for rapid identification of falsified medicines in resource-poor areas: application to artemether–lumefantrine
Rodionova et al. Noninvasive detection of counterfeited ampoules of dexamethasone using NIR with confirmation by HPLC-DAD-MS and CE-UV methods
Visser et al. The diagnostic accuracy of the hand-held Raman spectrometer for the identification of anti-malarial drugs
Kranenburg et al. A calibration friendly approach to identify drugs of abuse mixtures with a portable near‐infrared analyzer
Zambrzycki et al. Laboratory evaluation of twelve portable devices for medicine quality screening
Bugay et al. Chemical identity testing by remote-based dispersive raman spectroscopy
Fraser et al. Simultaneous qualitative and quantitative analysis of counterfeit and unregistered medicines using Raman spectroscopy
Awotunde et al. Discrimination of substandard and falsified formulations from genuine pharmaceuticals using NIR spectra and machine learning
Kakio et al. Survey to identify substandard and falsified tablets in several Asian countries with pharmacopeial quality control tests and principal component analysis of handheld Raman spectroscopy
Deconinck et al. An infrared spectroscopic approach to characterise white powders, easily applicable in the context of drug checking, drug prevention and on‐site analysis