LOW VOLUME ACCURATE INJECTOR
First Claim
1. Substance-administration apparatus, comprising:
- a housing;
a needle, couplable to the housing, having a skin-insertion portion 0.3-2.5 mm in length and an outer diameter that is less than 0.23 mm;
a dosage regulator coupled to the housing, which regulates a dosage of a substance injected in a single injection through the needle, the dosage being selectable in accordance with a setting of the dosage regulator to be one of a plurality of selectable dosages, the plurality of selectable dosages including at least one dosage that is less than or equal to 10 ul; and
an injection driver, activatable by a user to drive the substance through the needle.
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Accused Products
Abstract
Substance-administration apparatus is provided, including a housing and a needle couplable to the housing, having a skin-insertion portion 0.3-2.5 mm in length and an outer diameter that is less than 0.23 mm. The apparatus also comprises a dosage regulator coupled to the housing, which regulates a dosage of the substance injected in a single injection through the needle. The dosage is selectable in accordance with a setting of the dosage regulator to be one of a plurality of selectable dosages. The plurality of selectable dosages includes at least one dosage that is less than or equal to 10 ul. The apparatus further includes an injection driver, activatable by a user to drive the substance through the needle. Other embodiments are also described.
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Citations
24 Claims
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1. Substance-administration apparatus, comprising:
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a housing; a needle, couplable to the housing, having a skin-insertion portion 0.3-2.5 mm in length and an outer diameter that is less than 0.23 mm; a dosage regulator coupled to the housing, which regulates a dosage of a substance injected in a single injection through the needle, the dosage being selectable in accordance with a setting of the dosage regulator to be one of a plurality of selectable dosages, the plurality of selectable dosages including at least one dosage that is less than or equal to 10 ul; and an injection driver, activatable by a user to drive the substance through the needle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A substance-administration method, comprising:
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regulating a dosage of a substance by selecting one of a plurality of selectable dosages, the plurality of selectable dosages including at least one dosage that is less than or equal to 10 ul; inserting a needle having an outer diameter that is less than 0.23 mm into skin of a subject to a depth of 0.3-2.5 mm; and administering the substance at the selected dosage through the needle. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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Specification