| 摘要 |
A method for the delivery of medicaments to newly hatched poultry. A vaccine or other medicament is injected into the yolk sac of a newly hatched chick, and is released to the chick's system as the yolk is absorbed by the chick. An injection device is shown having one or optionally a pair of guide services for guiding a chick axially of a hypodermic needle during an injection procedure to reduce damage to the injection site. |
