A Preliminary Study on Assertion of Hand from Whorl Pattern on Thumb

Fingerprint is one of the most frequently found evidence at the scene of crime. They can be found in many crimes like murder, theft, dacoity, rape, burglary etc. It is essential evidence which is mainly used for personal identification and the most valuable evidence for identifying a suspect. It can be significant evidence in identification of missing persons, amnesia victims, victims of mass disaster and insane persons etc. On the distal phalanges of the hand, some friction or papillary ridges are found on the epidermis called finger print. The elevated surfaces are known as papillary or friction ridges while the valley formed between two ridges are known as furrows or grooves. On the friction ridges many sweat pores are present which are connected to sweat gland present in the dermis. These sweat glands are connected to pore openings by the ducts. From these pore openings perspiration of sweat occur continuously.

Whorl Pattern on Thumb
Whorl Pattern on Thumb

The present study has been carried out on 200 bilateral rolled thumb prints, which has been taken from 50 males and 50 females studying in different disciplines in Dr. Harisingh Gour University, Sagar, Madhya Pradesh, India. The age of the subjects ranges from 17 to 30 years and prints of unrelated subjects were taken.

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