In another chapter he describes four methods for suturing the intestines.
But they are not surgical needles in the sense that they are intended for suturing tissues.
As the suturing of the ends of the nerve is extremely painful, an anæsthetic is required.
The vas deferens in these animals is smaller than in man; and therefore offers greater difficulty in the suturing.
Two minutes suffice for the extraction of the ovaries; two minutes more for suturing the wound.