Method for Obtaining Fingerprints from Bent Objects

Journal of Forensic Medicine

ISSN: 2472-1026

Open Access

Brief Report - (2022) Volume 7, Issue 6

Method for Obtaining Fingerprints from Bent Objects

Venial Alamin*
*Correspondence: Venial Alamin, Department of Medical Science, Novosibirsk State University, Novosibirsk, Russia, Email:
Department of Medical Science, Novosibirsk State University, Novosibirsk, Russia

Received: 05-Nov-2022, Manuscript No. JFM-23-86471; Editor assigned: 07-Nov-2022, Pre QC No. P-86471; Reviewed: 19-Jan-2022, QC No. Q-86471; Revised: 24-Nov-2022, Manuscript No. R-86471; Published: 30-Nov-2022 , DOI: 10.37421/2472-1026.2022.7.183
Citation: Alamin, Venial. “Method for Obtaining Fingerprints from Bent Objects.” J Forensic Med 7 (2022): 183.
Copyright: © 2022 Alamin V. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.


Legal researchers may still be constrained by the most prevalent method of preparing samples (blood, urine, etc.) for analysis and searching for more effective methodologies as logical instrumentation (gas- and liquid chromatographs combined with mass spectrometers) expands in responsiveness and speed.


Finger print • Forensic toxicology • Spectrometers


The field of forensic toxicology covers a wide range of situations, such as drug-related crimes, determining the possible contribution of alcohol or other drugs to a person's demise, and complex polydrug use in cases involving driving while intoxicated. In addition to examples, the development of organic lattices is also important for determining how to identify medications or other chemicals in natural samples. Researchers now have a wide variety of test planning strategies in their "tool compartment" as a result of this. According to the professor, "Our work highlights the variability in sample types that toxicological examination integrates as well as the broad range of sample preparation methods that are presently available."

To perform highly sensitive, non-damaging Time-of-Flight Secondary Ion Mass Spectroscopy (ToF-SIMS) estimations and foster high resolution finger impression images on surfaces that conventional unique mark imaging by any means fails to get up to, researchers from the University of Nottingham developed a rotation stage. They have added new possibilities for recovering high-resolution fingerprints from the whole surface of various forms and materials, such as metal bullet casings, with their rotatable stage.


The choice of organic matrix, according to the researchers, depends on the expected response the toxicologist is aiming for. Is the suspected drug used later? If this is the case, an oral liquid or blood sample may be the best option for examining the drugs present and their quantity. When driving while impaired, it is essential to collect an appropriate sample to determine whether the medication affects the driver's ability to operate the vehicle safely. When a drug is taken, the body will first separate it from the medication and then digest it before eventually excreting it. Drugs and their metabolites may leave the body or enter over the period of several hours or even days. A urine test might be preferable, for instance, if obtaining a sample or reporting an incident where drug use is suspected has been delayed. If significant amounts of time have passed, determining receptivity to a suspected drug or other chemical using a hair sample may be a viable option.

A delicate surface investigation method called ToF-SIMS provides incredibly detailed information about the locations of different material species on a surface. The method uses high-energy light emissions particles that are steered at the surface of the sample to release auxiliary particles from any substance they collide with. After being accelerated into a time-of-flight analyzer, these particles are separated by the ratio of their mass to charge, resulting in a range that is typical of the sample's material organisation.

"When seeking to determine what compounds might be present in the human body, analysts have a variety of organic samples to examine. However, it is crucial that they choose the best sample to help them answer their research question. The choice of how to set up the example for the investigation is equally important. The routine organic samples, their components, and methods of processing them for further analysis are described in this work" [1-5].


This new process has been in development by researchers for a very long time, and they stated: "The addition of the rotational stage to this evaluation is very stimulating. We have already shown in our earlier research that ToFSIMS imaging provides substantially more accurate and itemised distinct finger imprint images on different types of surfaces. This unique rotational capability enables us to photograph over full surfaces of challenging materials and forms in far greater detail while maintaining the integrity of the proof. This may really set up for another trustworthy way to examine the evidence, identify suspects, and connect them to the ammunition in a pistol."


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