Page 203 - Manual of Equine Field Surgery

Cryptorchid Castration 199

The testicle is removed by emasculation or lig-

ation and transection. Some testicles will not be

able to be exteriorized sufficiently to effectively

· Inguinal extension apply emasculators and will require ligation. If the

of the gubernaculum
vaginal ring has been opened or is wider than one

Vaginal process finger width, the superficial inguinal ring should

be closed with No. 2 or 3 synthetic absorbable

suture material in an interrupted pattern. Further

closure of the subcutaneous tissues and skin is

optional.

Modified Parainguinal Approach

This approach can be used when the location of

the testicle is known to be abdominal or when the

noninvasive method has been attempted but the
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5
Figure 35-8 Schematic view of eversion of the vaginal process not located. A 10-cm skin inci-

vaginal ring with sponge forceps sion is made 2 cm parallel to the medial border of

the superficial inguinal ring beginning 3 to 4 cm

cranial to the cranial extent of the ring (Figure 35-

9, A). A 4-cm incision is made into the aponeu-

c

A

Tail of epididymis

Proper lig. of testis

B

Figure 35-9 Modified parainguinal approach for removing an abdominal testicle. A, Incision in the aponeurosis

of the external abdominal oblique. B, Schematic view of sweeping the deep inguinal ring for testicular attachments.

C, Closure of the aponeurosis of the external abdominal oblique.