Device for administering an injectable product in doses
First Claim
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1. A device for administering an injectable product in doses, including:
- a) a casing comprising a reservoir for the product;
b) a piston which, when shifted in an advancing direction towards an outlet of the reservoir, forces product out of the reservoir;
c) a delivery means comprising an advancing element which presses the piston in the advancing direction by a set path length;
d) and a dosing means comprising a number of dosing bodies and a dosing element, wherein the path length is defined by at least one dosing body which is inserted between the piston and the advancing element by means of the dosing element, before the delivery means is activated.
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Abstract
A device for administering an injectable product in doses, wherein the device includes a casing, a reservoir for the product, a piston, an advancing element which moves the piston a selected path length, and a dosing mechanism including a number of dosing bodies and a dosing element operable to move the dosing bodies, wherein the path length is selected by the dosing element moving at least one dosing body between the piston and the advancing element.
28 Citations
15 Claims
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1. A device for administering an injectable product in doses, including:
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a) a casing comprising a reservoir for the product;
b) a piston which, when shifted in an advancing direction towards an outlet of the reservoir, forces product out of the reservoir;
c) a delivery means comprising an advancing element which presses the piston in the advancing direction by a set path length;
d) and a dosing means comprising a number of dosing bodies and a dosing element, wherein the path length is defined by at least one dosing body which is inserted between the piston and the advancing element by means of the dosing element, before the delivery means is activated. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An injection device comprising a casing, a piston, an advancing element which moves the piston a selected path length, and a dosing mechanism comprising a number of dosing bodies and a dosing element operable to move the dosing bodies, wherein the path length is selected by the dosing element moving one or more of the dosing bodies between the piston and the advancing element.
Specification