Ophthalmic injector system
First Claim
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1. An ophthalmic injector system, comprising:
- an injection chamber for receiving a first volume of fluid;
a dispensing lumen fluidly coupled to said injection chamber;
an actuation chamber containing a separating member, said separating member having a first end fluidly sealed to said actuation chamber and a second end fluidly sealed to said injection chamber;
a fluid reservoir fluidly coupled to said injection chamber and containing said fluid;
a source of repeating pulses of pressurized gas fluidly coupled to said first end of said separating member; and
a computer for controlling the pulse rate of said repeating pulses;
whereby said computer uses said repeating pulses to repeatedly actuate said separating member to repeatedly displace said first volume of said fluid from said injection chamber and through said dispensing lumen until a desired volume of said fluid has been displaced from said dispensing lumen into an eye.
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Abstract
An ophthalmic injector system having an injection chamber, a dispensing lumen, an actuation chamber, a fluid reservoir, a source of repeating pulses of pressurized gas, and a computer.
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Citations
13 Claims
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1. An ophthalmic injector system, comprising:
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an injection chamber for receiving a first volume of fluid;
a dispensing lumen fluidly coupled to said injection chamber;
an actuation chamber containing a separating member, said separating member having a first end fluidly sealed to said actuation chamber and a second end fluidly sealed to said injection chamber;
a fluid reservoir fluidly coupled to said injection chamber and containing said fluid;
a source of repeating pulses of pressurized gas fluidly coupled to said first end of said separating member; and
a computer for controlling the pulse rate of said repeating pulses;
whereby said computer uses said repeating pulses to repeatedly actuate said separating member to repeatedly displace said first volume of said fluid from said injection chamber and through said dispensing lumen until a desired volume of said fluid has been displaced from said dispensing lumen into an eye. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification