최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0249621 (2008-10-10) |
등록번호 | US-8223028 (2012-07-17) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 5 인용 특허 : 486 |
A method, computer program product, and infusion pump assembly for determining a first rate-of-change force reading that corresponds to the delivery of a first dose of an infusible fluid via an infusion pump assembly. At least a second rate-of-change force reading is determined that corresponds to t
A method, computer program product, and infusion pump assembly for determining a first rate-of-change force reading that corresponds to the delivery of a first dose of an infusible fluid via an infusion pump assembly. At least a second rate-of-change force reading is determined that corresponds to the delivery of at least a second dose of the infusible fluid via the infusion pump assembly. An average rate-of-change force reading is determined based, at least in part upon the first rate-of-change force reading and the at least a second rate-of-change force reading.
1. A method comprising: determining a first initial force reading prior to dispensing a first dose of an infusible fluid;dispensing the first dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the first dose;determining a second initial force reading prior to dispens
1. A method comprising: determining a first initial force reading prior to dispensing a first dose of an infusible fluid;dispensing the first dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the first dose;determining a second initial force reading prior to dispensing a second dose of the infusible fluid;setting a first final force reading value as being equal to the second initial force reading;dispensing the second dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the second dose;determining a second final force reading subsequent to dispensing the second dose of the infusible fluid;determining a first rate-of-change force reading that corresponds to the delivery of the first dose of the infusible fluid via an infusion pump assembly by subtracting the first initial force reading from the first final force reading value;determining at least a second rate-of-change force reading that corresponds to the delivery of the second dose of the infusible fluid via the infusion pump assembly by subtracting the second initial force reading from the second final force reading;normalizing the first rate-of-change force reading and the second rate-of-change force reading to be indicative of the rates-of-change force sensed for an equivalent quantity of infusible fluid; anddetermining an average rate-of-change force reading based, at least in part upon the normalized first rate-of-change force reading and the normalized at least a second rate-of-change force reading. 2. The method of claim 1 further comprising: comparing the average rate-of-change force reading to a threshold rate-of-change force reading to determine if the average rate-of-change force reading exceeds the threshold rate-of-change force reading; andif the average rate-of-change force reading exceeds the threshold rate-of-change force reading, initiating an alarm sequence on the infusion pump assembly. 3. The method of claim 1 further comprising: comparing one or more of the first initial force reading and the first final force reading to a threshold force reading to determine if one or more of the first initial force reading and the first final force reading exceeds the threshold force reading; andif one or more of the first initial force reading and the first final force reading exceeds the threshold force reading, initiating an alarm sequence on the infusion pump assembly. 4. The method of claim 1 wherein the infusion pump assembly includes a battery assembly configured to power the infusion pump assembly, the method further comprising: comparing an actual voltage level of the battery assembly to a minimum voltage requirement to determine if the actual voltage level meets the minimum voltage requirement; andif the actual voltage level does not meet the minimum voltage requirement, initiating an alarm sequence on the infusion pump assembly. 5. The method of claim 1 further comprising: monitoring one or more displaceable mechanical components included within the infusion pump assembly to determine if the one or more displaceable mechanical components were displaced an expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid; andif the one or more displaceable mechanical components were not displaced the expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid, initiating an alarm sequence on the infusion pump assembly. 6. A computer program product residing on a non-transitory computer readable medium having a plurality of instructions stored thereon which, when executed by a processor, cause the processor to perform operations comprising: determining a first initial force reading prior to dispensing a first dose of an infusible fluid;dispensing the first dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the first dose;determining a second initial force reading prior to dispensing a second dose of the infusible fluid;setting a first final force reading value as being equal to the second initial force reading;dispensing the second dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the second dose;determining a second final force reading subsequent to dispensing the second dose of the infusible fluid;determining a first rate-of-change force reading that corresponds to the delivery of the first dose of the infusible fluid via an infusion pump assembly by subtracting the first initial force reading from the first final force reading value;determining at least a second rate-of-change force reading that corresponds to the delivery of the second dose of the infusible fluid via the infusion pump assembly by subtracting the second initial force reading from the second final force reading;normalizing the first rate-of-change force reading and the second rate-of-change force reading to be indicative of the rates-of-change force sensed for an equivalent quantity of infusible fluid; anddetermining an average rate-of-change force reading based, at least in part upon the normalized first rate-of-change force reading and the normalized at least a second rate-of-change force reading. 7. The computer program product of claim 6 further comprising instructions for: comparing the average rate-of-change force reading to a threshold rate-of-change force reading to determine if the average rate-of-change force reading exceeds the threshold rate-of-change force reading; andif the average rate-of-change force reading exceeds the threshold rate-of-change force reading, initiating an alarm sequence on the infusion pump assembly. 8. The computer program product of claim 6 further comprising instructions for: comparing one or more of the first initial force reading and the first final force reading to a threshold force reading to determine if one or more of the first initial force reading and the first final force reading exceeds the threshold force reading; andif one or more of the first initial force reading and the first final force reading exceeds the threshold force reading, initiating an alarm sequence on the infusion pump assembly. 9. The computer program product of claim 6 wherein the infusion pump assembly includes a battery assembly configured to power the infusion pump assembly, the computer program product further comprising instructions for: comparing an actual voltage level of the battery assembly to a minimum voltage requirement to determine if the actual voltage level meets the minimum voltage requirement; andif the actual voltage level does not meet the minimum voltage requirement, initiating an alarm sequence on the infusion pump assembly. 10. The computer program product of claim 6 further comprising instructions for: monitoring one or more displaceable mechanical components included within the infusion pump assembly to determine if the one or more displaceable mechanical components were displaced an expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid; andif the one or more displaceable mechanical components were not displaced the expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid, initiating an alarm sequence on the infusion pump assembly. 11. An infusion pump assembly configured to perform operations comprising: determining a first initial force reading prior to dispensing a first dose of an infusible fluid;dispensing the first dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the first dose;determining a second initial force reading prior to dispensing a second dose of the infusible fluid;setting a first final force reading value as being equal to the second initial force reading;dispensing the second dose of the infusible fluid;monitoring a volume of the infusible fluid dispensed in the second dose;determining a second final force reading subsequent to dispensing the second dose of the infusible fluid;determining a first rate-of-change force reading that corresponds to the delivery of the first dose of the infusible fluid via an infusion pump assembly by subtracting the first initial force reading from the first final force reading value;determining at least a second rate-of-change force reading that corresponds to the delivery of the second dose of the infusible fluid via the infusion pump assembly by subtracting the second initial force reading from the second final force reading;normalizing the first rate-of-change force reading and the second rate-of-change force reading to be indicative of the rates-of-change force sensed for an equivalent quantity of infusible fluid; anddetermining an average rate-of-change force reading based, at least in part upon the normalized first rate-of-change force reading and the normalized at least a second rate-of-change force reading. 12. The infusion pump assembly of claim 11, wherein the infusion pump assembly is further configured to perform operations comprising: comparing the average rate-of-change force reading to a threshold rate-of-change force reading to determine if the average rate-of-change force reading exceeds the threshold rate-of-change force reading; andif the average rate-of-change force reading exceeds the threshold rate-of-change force reading, initiating an alarm sequence on the infusion pump assembly. 13. The infusion pump assembly of claim 11, wherein the infusion pump assembly is further configured to perform operations comprising: comparing one or more of the first initial force reading and the first final force reading to a threshold force reading to determine if one or more of the first initial force reading and the first final force reading exceeds the threshold force reading; andif one or more of the first initial force reading and the first final force reading exceeds the threshold force reading, initiating an alarm sequence on the infusion pump assembly. 14. The infusion pump assembly of claim 11 wherein the infusion pump assembly includes a battery assembly configured to power the infusion pump assembly and the infusion pump assembly is further configured to perform operations comprising: comparing an actual voltage level of the battery assembly to a minimum voltage requirement to determine if the actual voltage level meets the minimum voltage requirement; andif the actual voltage level does not meet the minimum voltage requirement, initiating an alarm sequence on the infusion pump assembly. 15. The infusion pump assembly of claim 11, wherein the infusion pump assembly is further configured to perform operations comprising: monitoring one or more displaceable mechanical components included within the infusion pump assembly to determine if the one or more displaceable mechanical components were displaced an expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid; andif the one or more displaceable mechanical components were not displaced the expected displacement in response to delivery of one or more of the first dose of the infusible fluid and the second dose of the infusible fluid, initiating an alarm sequence on the infusion pump assembly.
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