Safety injection device
AssigneeSociete de Conseils de Recherches et d'Applications Scientifiques
InventorRoland Cherif Cheikh
Life of this patent
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Abstract
An injection device for intramuscular or subcutaneous injection of solid or semi-solid medicaments is disclosed. The device includes main body member having a needle attached thereto. A protective sleeve covers the needle and retracts into the main body member when the device is pressed against the skin of a patient. A plunger with an attached rod maintains the medicament in the patient as the needle is withdrawn.
Claims6
In an injection device for injecting a solid or semi-solid medicament parenterally in a mammal, said device including a main body member, a needle affixed to said main body member, a rod within said needle, said rod extending through said main body member and said rod being affixed to a plunger, a sleeve which covers said needle, said sleeve being slidably positioned in said main body member, and wherein when said device is pressed against a mammal said sleeve retracts into said main body member thereby allowing said needle to penetrate said mammal and said plunger and rod being operative to maintain a medicament through said needle in said mammal as the needle is being withdrawn from said mammal.
Dependencies are inferred from the claim text.