Exercises in equine surgery . infront of the enlargement formed by the gland; the right hand,with the fingers disposed in tlie same manner, is placed the hands together, engaging them deeply under thetesticle. With the left hand enclose the cord at its superiorpart. AVhen the testicle is well down the cord should beimmediately seized. If the gland makes a half turn upon thecord, return it to the normal position before securing it. Second step: Incision of the scrotum, the dartois and thesuh-dartois connective tissue.—With the convex bistoury heldas a fiddle bow, incise the scrotum
Exercises in equine surgery . infront of the enlargement formed by the gland; the right hand,with the fingers disposed in tlie same manner, is placed the hands together, engaging them deeply under thetesticle. With the left hand enclose the cord at its superiorpart. AVhen the testicle is well down the cord should beimmediately seized. If the gland makes a half turn upon thecord, return it to the normal position before securing it. Second step: Incision of the scrotum, the dartois and thesuh-dartois connective tissue.—With the convex bistoury heldas a fiddle bow, incise the scrotum and dartois the full lengthof the inferior border of the testicle by a single act. The compression exercised by the fingers of the left handshould bring out the testicle covered by the deep a gentle hand incise the sub-dartois connective layers;the aponeurosis of the cremaster muscle appears with its nar- CASTRATIOX OF THE HOKSE. cous color; the action of the bistoury is marked upon itssuperficial fibers. \. #S,4*i#feE^S&«^^Sf ^- Fig. 22.—Testicle and cords. T C, covered testicle; T D, exposed testicle; P Y, vascular portion ofthe cord; CD, vas deferens. Tliird step: Enucleation of the testicle.—Lay aside thebistoury; with tlae fingers of the riglat hand introduced in the 56 EXERCISES IN EQUINE SURGERY. wound, the thumb on the same side as the left, by a doublepressing and spreading movement engage them between thesub-dartois connective tissue and the fourth layer, which isformed without by the ereinaster and within by the fibroustunic. Seize the testicle with the right hand, the thumb appliedupon the superior face and the fingers upon tlie inferior; Aviththe thumb and index of the left hand, liberate the cord highin front and laterally, from the incised tissues. Take the cordin the left hand, the thumb applied upon the cremaster; withthe index or the thumb of the right hand, perforate and tearthe dense connective tissue which tightly unites the epididymi
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