APPARATUS AND METHODS FOR INJECTING DERMAL FILLERS
First Claim
Patent Images
1. An apparatus, comprising:
- a tubular member defining a lumen, a distal end portion of the tubular member configured to be coupled to a needle, at least a central portion of the tubular member being curved; and
a spherical piston movably disposed with the lumen such that the lumen of the tubular member is divided into a first portion and a second portion, the first portion of the lumen configured to contain a medicament.
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Abstract
An apparatus includes a tubular member and a spherical piston disposed within a lumen defined by the tubular member. The tubular member includes a distal end portion and a central portion. The distal end portion is configured to be coupled to a needle. At least the central portion of the tubular member is curved. The spherical piston is movably disposed with the lumen such that the lumen is divided into a first portion and a second portion. The first portion of the lumen configured to contain a medicament.
78 Citations
24 Claims
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1. An apparatus, comprising:
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a tubular member defining a lumen, a distal end portion of the tubular member configured to be coupled to a needle, at least a central portion of the tubular member being curved; and a spherical piston movably disposed with the lumen such that the lumen of the tubular member is divided into a first portion and a second portion, the first portion of the lumen configured to contain a medicament. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus, comprising:
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a tubular member defining a lumen, a distal end portion of the tubular member configured to be coupled to a needle, at least a central portion of the tubular member being flexible; and a piston movably disposed with the lumen such that the lumen of the tubular member is divided into a first portion and a second portion, the first portion of the lumen configured to contain a medicament, the piston configured to contact an inner surface of the tubular member solely along a locus of points. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A method, comprising:
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filling a tubular member with a medicament; and cutting the tubular member into a first section and a second section, at least the first section being filled with the medicament, the first section of the tubular member having a predetermined length. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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Specification