Part 38 (1/2)

What has been said with regard to complications and aftertreatment in the case of the male also applies to the female.

OTHER SURGICAL OPERATIONS.

Descriptions of other surgical operations not given in this chapter may be found in other parts of this work by reference to the index.

SURGICAL OPERATIONS.

DESCRIPTION OF PLATES.

Plate XXVI. Devices for casting cattle. (From Fleming.)

Fig. 1. Reuff's method of throwing or casting the ox.

Fig. 2. Miles's method of throwing or casting the ox.

Plate XXVII. Surgical instruments and sutures. (After Reynders and Fleming.)

Figs. 1 and 2. Seton needles. These may be either long or short, straight or curved, according to the locality in which a seton is to be inserted.

Fig. 3. Various forms of surgical needles.

Fig. 4. Suture forceps or needle holder, for pa.s.sing needles through thick and dense tissues.

Fig. 5. Knot properly tied.

Figs. 6, 7, 8, 9, 10. Various forms of sutures. Fig. 6, interrupted suture; 7, quilled suture; 8, uninterrupted suture; 9, twisted suture, made by pa.s.sing suture pins through the parts to be held together and winding the thread about them so as to represent the figure 8; 10, single-pin suture.

Fig. 11. Appliance for ringing the bull, one-fourth natural size.

Fig. 12. Nose clamp, with spring and keeper.

[Ill.u.s.tration: PLATE XXVI. DEVICES FOR CASTING CATTLE.]

[Ill.u.s.tration: PLATE XXVII. SURGICAL INSTRUMENTS AND SUTURES.]

TUMORS AFFECTING CATTLE.

By JOHN R. MOHLER, V. M. D.,

_Chief, Bureau of Animal Industry._

[_Synonyms:_ New growth, neoplasm, neoformation, pseudoplasm, swelling, and hyperplasia.]

_Definition._--Tumors[3] are abnormal ma.s.ses of tissue, noninflammatory and independent in character, arising, without obvious cause, from cells of preexistent tissue, possessing no physiologic function, and characteristically unrestrained in growth and structure.

Tumors are abnormal ma.s.ses of tissue. The application of the term ”tumor”