New Instruments

Meadows' Suture and Ligature Knotter.

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The following passed their Third Examination :Mr. R. M. Lawson " A. S. Ferguson " J. L. Taylor

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Mr. T . Menzi es * " D. Keir +

The following passed their Second Examination :Mr. E. F. Angler •• :\1r. J. M. Dawson

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Mr. T . T. Taylor " Q. A. Stewart

The following passed th eir First Examination :Mr. E. E. McLachlan ' " W. Watt

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Mr. T. M. Timoney

Marked thus t passed with First Class Honours. Marked thus ':' passed with Second Class Honours. Dublin College. The following passed their Third Examination : -

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Mr. T. I-I. Kell ett

lRew

Mr. R. Burris

3nstru11lent~.

MEADOWS' SUT URE AND LIGATURE KNOTTER. PATENT 1396/ 10. By D. MEADOWS, M.R.e.V.s . THIS in strument is specially designed for the purpose of knotting sutures and ligatures in positions difficult or i~possible to reach with the unaided hand. It also does away with tangling ARNOL..O aSDNS \.. a r",oor '

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amongst the ends of a serie s of sutures durin g t ying. It can also b e used as a blunt or sharp probe, a director, or ·a lig,a ture carrier. The knot tied is ab so lutely secure, and is the smallest and neatest

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possible and cannot slip loo se during the process of t ying (as often happens with hand-tied knots). With a little practice the knots can be tied very quickly and neatly.

The Vetertna1J' Journal. The instrument is very useful for tying deep ligatures or buried sutures. To ,t ie knots with this in st rument, the ends of the suture are picked up and held between the thumb and finger of ,one hand, and pulled in between the arms of the instrument, to near the bend. The thumb and finger then let go the ends of the suture, and ;take hold of it below the instrument (fig. I). The instrument

is then moved downwards and around, forming a simp le loop with the thread, and then moved around the part of thread below the thumb and finger and back through the loop already formed (fig. 2). The instrument is then pulled or pushed Oil till ;the ends

of the thread come out from between the arm , the hand holding the instrument changing its hold at a convenient :time, leaving the knot formed around the long arm (fig. 3). The thumb and finger then let go their present hold, and again take hold 'of the ends F IG

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of the :thread . The knot is then passed downwards, by a pulling or rolling motion of the instrument pulling against the finger and thumb, till the suture or ligature is sufficiently tight (fig. 4), and then the instrument is withdrawn, leaving the knot completed and in place. The in strument is manufactured in a variety of sizes and forms by Messrs. Arnold and Sons, Giltspur Street, London, E.C.