Healing wounds with stitch and staples could be a thing of the past , thanks to this tardy advance in optical maser engineering .
The use of laser to heal wounds is an mind that has been examine andteased for a while . However , previous attempts have been limited as the lasers ca n’t accomplish deeply enough into the cutis tissue paper without causing damage . To get deep into the hide , the function requires a wave guide – a structure that aid channelise the optical maser – that is able to remain partially engraft in the pelt after the wound has been “ stitched ” over .
To harness this , scientists from theUniversity of St Andrewsand Harvard Medical School have developed a new character of biodegradable polymer waveguide . Since it is completely biodegradable , it can be exit in the wound , where it will finally be harmlessly broken down .
Their findings have been published inNature Communications .
The procedure . Image credit : Sedat Nizamoglu , et al / Nature Communications
The “ nano - suturing ” technique involves the use of a aesculapian dye , called rose bengal , that links up the skin ’s collagen geomorphologic proteins . As described byGizmodo , when collagen is lacking an electron , it will bond with other nearby collagen mote . Blasting the rosaceous bengal dyestuff with a laser beam causes it to steal an electron from the collagen , leaving it with an odd telephone number of electrons . In social club to decide the negatron ’s unpaired state , the collagen will mix with its neighbour , hence produce a natural seal .
Unlike more intrusive agency of sealing wounds ( like stitches and staples ) , this method wo n’t get any fervor or mild hurt to the skin .
In the written report , the researcher tested their technique on a 10 - millimeter - deep ( 0.39 - inch - deep ) snub on a deceased Sus scrofa ’s cutis . Within 15 moment , the combat injury was bond .
[ H / T : Gizmodo ]
