Fluid receiving chamber, microfluidic device including fluid receiving chamber, and fluid mixing method
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01F-015/02
B01F-013/00
B01F-003/08
B01F-005/00
B01L-003/00
출원번호
US-0771243
(2010-04-30)
등록번호
US-9126161
(2015-09-08)
우선권정보
KR-10-2009-0085496 (2009-09-10)
발명자
/ 주소
Lee, June-young
Park, Chin-sung
출원인 / 주소
SAMSUNG ELECTRONICS CO., LTD.
대리인 / 주소
Leydig, Voit & Mayer, Ltd.
인용정보
피인용 횟수 :
1인용 특허 :
3
초록▼
A fluid receiving chamber including a fluid inlet hole through which a fluid flows from outside, an inner space which contains the fluid, a fluid supply hole through which the fluid flows from the fluid inlet hole to the inner space, and a fluid outlet hole through which the fluid contained in the i
A fluid receiving chamber including a fluid inlet hole through which a fluid flows from outside, an inner space which contains the fluid, a fluid supply hole through which the fluid flows from the fluid inlet hole to the inner space, and a fluid outlet hole through which the fluid contained in the inner space is discharged to the outside, where the fluid supply hole is disposed above the fluid outlet hole, and the fluid is supplied to the inner space through the fluid supply hole by gravity.
대표청구항▼
1. A fluid receiving chamber comprising: an inner space delimited by a top surface and a bottom surface opposite the top surface, wherein the bottom surface has a funnel-like shape;a fluid supply hole in the top surface;a fluid inlet hole in a bottom end of the fluid receiving chamber through which
1. A fluid receiving chamber comprising: an inner space delimited by a top surface and a bottom surface opposite the top surface, wherein the bottom surface has a funnel-like shape;a fluid supply hole in the top surface;a fluid inlet hole in a bottom end of the fluid receiving chamber through which a fluid is introduced from outside the fluid receiving chamber into the fluid receiving chamber;a micro channel which connects the fluid inlet hole to the fluid supply hole;a fluid outlet hole disposed at the lowest point of the bottom surface and extending through the bottom end of the fluid receiving chamber through which fluid in the inner space is discharged;whereinthe fluid inlet hole and the fluid outlet hole are in the same plane;the fluid supply hole is disposed above the fluid outlet hole, and configured so that fluid supplied to the inner space through the fluid supply hole flows to the fluid outlet hole by gravity; andthe fluid receiving chamber is configured to be used with a microfluidic device. 2. The fluid receiving chamber of claim 1, wherein the micro channel which connects the fluid inlet hole and the fluid supply hole is disposed in a wall of the fluid receiving chamber. 3. The fluid receiving chamber of claim 1, wherein the fluid supply hole has a nozzle-like shape having a diameter which decreases in a direction of a flow of the fluid therethrough. 4. A microfluidic device comprising: a fluid receiving chamber comprising: an inner space having a top surface and a bottom surface opposite the top surface, wherein the bottom surface has a funnel-like shape;a fluid supply hole in the top surface;a fluid inlet hole in a bottom end of the fluid receiving chamber through which a fluid is introduced to the fluid receiving chamber;a channel which connects the fluid inlet hole to the fluid supply hole;a fluid outlet hole disposed at the lowest point of the bottom surface and extending through the bottom end of the fluid receiving chamber through which fluid in the inner space is discharged, anda chamber mounting member on which the fluid receiving chamber is disposed comprising: a fluid supply channel connected to the fluid inlet hole and through which a fluid is supplied to the fluid receiving chamber,a fluid discharge channel connected to the fluid outlet hole and through which the fluid is discharged from the fluid receiving chamber,a supply control valve disposed in the fluid supply channel and which controls a flow of the fluid in the fluid supply channel, anda discharge control valve disposed in the fluid discharge channel and which controls a flow of the fluid in the fluid discharge channel,wherein the fluid supply hole is disposed above the fluid outlet hole, and configured so that fluid supplied to the inner space through the fluid supply hole flows to the fluid outlet hole by gravity. 5. The microfluidic device of claim 4, wherein the channel which connects the fluid inlet hole and the fluid supply hole is disposed in a wall of the fluid receiving chamber. 6. The microfluidic device of claim 4, wherein the fluid supply hole has a nozzle-like shape having a diameter which decreases in a direction of a flow of the fluid therethrough. 7. A microfluidic device comprising: a plurality of fluid receiving chambers, each fluid receiving chamber of the plurality of fluid receiving chambers comprising:an inner space having a top surface and a bottom surface opposite the top surface, wherein the bottom surface has a funnel-like shape;a fluid supply hole in the top surface;a fluid inlet hole in a bottom end of the fluid receiving chamber through which a fluid is introduced to the fluid receiving chamber;a channel which connects the fluid inlet hole to the fluid supply hole;a fluid outlet hole disposed at the lowest point of the bottom surface and extending through the bottom end of the fluid receiving chamber through which fluid in the inner space is discharged, and a chamber mounting member comprising: a plurality of mounting members on which the plurality of fluid receiving chambers are disposed,a fluid supply channel connected to the fluid inlet hole of a first fluid receiving chamber of the plurality of fluid receiving chambers and through which the fluid is supplied to the first fluid receiving chamber,a fluid discharge channel connected to the fluid outlet hole of the first fluid receiving chamber and through which the fluid is discharged from the first fluid receiving chamber,a connection channel which connects the fluid outlet hole of the first fluid receiving chamber and the fluid inlet hole of a second fluid receiving chamber of the plurality of fluid receiving chambers,a supply control valve disposed in the fluid supply channel and which controls a flow of the fluid in the fluid supply channel,a discharge control valve disposed in the fluid discharge channel and which controls a flow of the fluid in the fluid discharge channel, anda connection control valve disposed in the connection channel and which controls a flow of the fluid in the connection channel, wherein the fluid supply hole is disposed above the fluid outlet hole, and configured so that fluid supplied to the inner space through the fluid supply hole flows to the fluid outlet hole by gravity. 8. The microfluidic device of claim 7, wherein for each fluid receiving chamber of the plurality of fluid receiving chambers, the channel which connects the fluid inlet hole and the fluid supply hole is disposed within a wall of the fluid receiving chamber. 9. The microfluidic device of claim 7, wherein the fluid supply hole of each fluid receiving chamber has a nozzle-like shape having a diameter which decreases in a direction of a flow of the fluid therethrough. 10. A method of mixing fluid using microfluidic device, the method comprising: mixing a plurality of kinds of fluids by loading the fluids through the fluid inlet hole of a first fluid receiving chamber of the plurality of fluid receiving chambers of the microfluidic device of claim 9 and supplying the fluids to the inner space of the first fluid receiving chamber;discharging the first mixed fluids through the fluid outlet hole of the first fluid receiving chamber; andfurther mixing the first mixed fluids by loading the discharged first mixed fluids through the fluid inlet hole of a second fluid receiving chamber of the plurality of fluid receiving chambers and supplying the loaded first mixed fluids to the inner space of the second fluid receiving chamber. 11. The fluid mixing method of claim 10, further comprising: discharging the fluids mixed in the second fluid receiving chamber through the fluid outlet hole of the second fluid receiving chamber; andfurther mixing the discharged fluids by loading the fluids through the fluid inlet hole of the first fluid receiving chamber and supplying the loaded fluids to the inner space of the first fluid receiving chamber. 12. The fluid mixing method of claim 10, further comprising: discharging the fluids mixed in the second fluid receiving chamber mixing through the fluid outlet hole of the second fluid receiving chamber; andfurther mixing the discharged fluids by loading the fluids through the fluid inlet hole of a third fluid receiving chamber and supplying the loaded fluids to the inner space of the third fluid receiving chamber.
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이 특허에 인용된 특허 (3)
Anderson Rolfe C. ; Lipshutz Robert J. ; Rava Richard P. ; Fodor Stephen P. A., Method of manipulating a gas bubble in a microfluidic device.
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