Material evidence extraction worktable for legal medical experts

Abstract

The invention discloses a material evidence extraction worktable for legal medical experts. The material evidence extraction worktable comprises a fixed or movable working box (2), wherein an air exhaust door (1) is arranged at one end of the working box; a material evidence extractor (5) is arranged at the other end of the working ox; one end of the material evidence extractor stretches into the working box in a sealing manner and is movably connected to a vacuum sucking head (8) through a telescopic pipe (6); an efficient filtration fan (3) used for purifying and disinfecting the air is arranged on the working box; an ultraviolet lamp (4) and a lighting lam (14) are arranged at the upper part in the working box; a pair of working holes (12) are formed in the front side and the rear side of the working box respectively; sealing cover plates (7) are movably arranged on the working holes. By virtue of the material evidence extraction worktable, a detection space which is convenient to manufacture and flexible to use, and is capable of accurately extracting and exerting various detection operations is provided for the examination of the material evidence; the material evidence extracting accuracy and reliability can be ensured; a large quantity of money needs not to be spent for building a detection room, so that the cost is lowered.

Description

technical field [0001] The invention relates to a physical evidence inspection and extraction device, in particular to an extraction device or workbench for extracting exfoliated cells, trace physical evidence, etc. from forensic medical evidence. Background technique [0002] In the search and investigation of the scene of a criminal case, the metropolis inspects and detects the places, objects, people or corpses related to the crime, and finds, fixes and extracts traces, physical evidence or other information related to the crime. For traces (such as Human secretions such as semen, blood, and sweat stains), fingerprints, and footprints left on physical evidence can be tested, compared, and identified using high-tech means; The physical evidence left by the criminal suspect at the crime scene will generally be collected, packaged and sent for inspection. It will be tested in a special testing room or device, and the exfoliated cells left on the physical evidence will be ...

AI Technical Summary

Problems solved by technology

[0004] Aiming at the above-mentioned problems in the prior art that the extraction of exfoliated cells on the forensic evidence has decreased accuracy and reliability, the present invention provides a forensic evidence that can be carried out in a work box with a degree of cleanliness greater than 100 and is operated by a specially-assigned person, which can effectively Avoiding and eliminating the pollution and interference of external factors entering the testing room can greatly improve the accuracy and reliability of the exfoliated cells of physical evidence, and provide accurate evidence for the rapid detection and prosecution of cases

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