Substance-distribution system for an egg injection device

An egg injection device comprising an injection head which includes a plurality of injectors capable of injecting a substance into a plurality of eggs, including at least one substance-distribution system, the substance-distribution system comprising:

• at least one syringe pump including
• a syringe body defining a chamber adapted to receive a substance, provided with an outlet orifice and a piston slidably mounted in said chamber, and
• an actuator capable of automatically actuating said piston in order to discharge the substance out of the chamber through the outlet orifice;
• a discharge tube connected to the outlet orifice;
• feed tubes connected in parallel through a first end of each feed tube to said discharge tube via a valve system, each feed tube adapted for connection through a second end thereof to at least one injector;
• and
• a controller that controls said actuator and said valve system in order to distribute dosed amounts of substance contained in the chamber through the feed tubes, to said injectors;
• the substance distribution system distributing dosed amounts of substance to said injectors.