CN2766853Y - High-precision high-reliability continuous subcutaneous drug transfusion equipment - Google Patents
High-precision high-reliability continuous subcutaneous drug transfusion equipment Download PDFInfo
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- CN2766853Y CN2766853Y CN 200420117694 CN200420117694U CN2766853Y CN 2766853 Y CN2766853 Y CN 2766853Y CN 200420117694 CN200420117694 CN 200420117694 CN 200420117694 U CN200420117694 U CN 200420117694U CN 2766853 Y CN2766853 Y CN 2766853Y
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Abstract
The utility model provides continuous subcutaneous drug transfusion equipment, which comprises a casing body, a power and feed subsystem, equipment control subsystem, a human-computer interaction interface, a power supply subsystem, a drug storage and transfusion device, a safety guarantee subsystem, a data communication unit, a transfusion hose and a needle head. The power and feed subsystem is connected with the equipment control subsystem, rectilinear motion push force is generated by the power and feed subsystem via the control of the equipment control subsystem, the drug storage and transfusion device which is coupled with the power and feed subsystem is pushed by the rectilinear motion push force and used for continuous subcutaneous drug transfusion to human body via the transfusion hose and the needle head, the power supply subsystem is used for electricity supply, and safety guarantee is provided by the safety guarantee subsystem in the process of transfusion; the human-computer interaction interface and the data communication unit are connected with the equipment control subsystem, and under the control of the equipment control subsystem, monitoring setting and data communication with outside are realized.
Description
Technical field
This utility model relates to a kind of lasting subcutaneous medicament infusion apparatus, be specifically related to a kind of lasting subcutaneous medicament infusion apparatus with high accuracy, high reliability and high security, it is mainly used in the diabetes intensive treatment, the occasion that also can be used to quit drug abuse, drug study and other needs accurately continues the subcutaneous medicament infusion reliable and securely.
Background technology
Along with popularizing day by day and the raising of treatment level of continuous subcutaneous insulin infusion method (CISS) intensive treatment diabetes method, the user to the precision of drug infusion pumps, long term reliability particularly safety have higher requirement.And the design of present popular infusion device often only to pay close attention to the unitary improvement of local function and ignored this type of infusion device be complete, accurate, complicated this basic fact of medical electronic mechanical system.Though consequently local performance improves to some extent but therefore entire system safety, reliability do not improve, therefore causing product furuncle to occur in using imitates not good, plant failure can't be used, thereby even the secure topical failure of apparatus injure patient's life security.
The utility model content
The purpose of this utility model be to provide a kind of with high-performance, safe and reliable be the infusion apparatus structure of design object.In the design the unitary design of all functions bring into system level unified consider and safety as first priority factors, to provide a kind of market that meets to product infusion device requirement of new generation, more accurate, safety and reliability.
Goal of the invention of the present utility model is achieved through the following technical solutions, a kind of lasting subcutaneous medicament infusion apparatus, comprise: housing (101), power and feeding subsystem (105), equipment control subsystem (103), human-computer interaction interface (104), power subsystem (102), drug storage and infusion device (106), safety assurance subsystem (108), data communication unit (107), and infusion flexible pipe and syringe needle (109), it is characterized in that described power is connected with described equipment control subsystem (103) with feeding subsystem (105) and controlled by it, produce a straight line motion thrust and continue the subcutaneous medicament infusion through described infusion flexible pipe and syringe needle (109) to human body to promote coupled with it described drug storage and infusion device (106), by described power subsystem (102) power supply, in infusion process, provide safety assurance by described safety assurance subsystem (108).Described human-computer interaction interface (104) be connected with described equipment control subsystem (103) with data communication unit (107) and realize under its control that monitoring is set and with the exchanges data in the external world.
The beneficial effects of the utility model are, thereby it can provide higher feed accuracy to make medical personnel obtain more accurately clinical data to lay a good foundation for closed-loop type control realizes artificial langerhans ' islet simultaneously to instruct scientific research, treatment.It can provide high reliability more to guarantee that the fault of user in not being used perplexed.It is safer so ensured user's life security to greatest extent.
Description of drawings
Below in conjunction with drawings and Examples this utility model is further detailed.
Fig. 1 is a unit construction principle block diagram of the present utility model.
Fig. 2 is the structure chart of power of the present utility model and feeding subsystem.
Fig. 3 is the structure principle chart of equipment control subsystem of the present utility model.
Fig. 4 is the structure chart of drug storage of the present utility model and infusion device.
Fig. 5 is the structure principle chart of safety assurance subsystem of the present utility model.
Fig. 6 is the structure principle chart of power subsystem of the present utility model.
Fig. 7 is the pie graph of human-computer interaction interface of the present utility model.
Fig. 8 is the unitary pie graph of data communication of the present utility model.
Fig. 9 is anti electromagnetic interference structure figure of the present utility model.
The specific embodiment
The technical solution of the utility model provides a kind of lasting subcutaneous medicament infusion apparatus, as shown in Figure 1, it comprises: housing (101), power and feeding subsystem (105), equipment control subsystem (103), human-computer interaction interface (104), power subsystem (102), drug storage and infusion device (106), safety assurance subsystem (108), data communication unit (107), and infusion flexible pipe and syringe needle (109), wherein, described power is connected with described equipment control subsystem (103) with feeding subsystem (105) and is subjected to its control to produce a straight line motion thrust, promote coupled with it described drug storage and infusion device (106) and continue the subcutaneous medicament infusion to human body through described infusion flexible pipe and syringe needle (109), by described power subsystem (102) power supply, in infusion process, provide safety assurance by described safety assurance subsystem (108).Described human-computer interaction interface (104) be connected with described equipment control subsystem (103) with data communication unit (107) and realize under its control that monitoring is set and with the exchanges data in the external world.
As shown in Figure 2, be provided with motor (201), optical encoder (202), advance leading screw (203), advance sleeve pipe (204), advance sleeve pipe guider (205), limit switch (206), advance leading screw fore bearing (207), advance leading screw rear bearing (208), thrust pickup (209), cardan shaft master gear (210), first reduction gearing (211), second reduction gearing (212), the 3rd reduction gearing (213) according to described power of technique scheme and feeding subsystem (105), and reduction gear box (214).Described motor (201) passes to propelling leading screw (203) by first, second, third reduction gearing (211), (212), (213) that equipment control subsystem (103) drives in reduction gear box (214) with dynamic torque, advances leading screw (203) and the propelling sleeve pipe (204) that contains local female thread, propelling sleeve pipe guider (205) will advance the torque axis that rotatablely moves of leading screw (203) to change the rectilinear motion thrust that advances sleeve pipe (204) into jointly.For guaranteeing the reliability of equipment manipulation accuracy and long-term work, described motor (201) is long-life (using nothing to safeguard continuously in 5 years), Ultra-Low Speed, brushless, permanently structure, have described precision optics encoder (202), the step mode drives to segment, method of synchronization operation; Described propelling leading screw (203) utilizes that ball bearing is integrated to be installed on the described reduction gear box to provide feeding to promote the concordance of precision and required life-span and machine power parameter; Advance leading screw (203) and ball bearing endoporus to adopt axial fine motion to be slidingly matched to provide the thrust monitoring required micrometric displacement; Described propelling sleeve pipe (204) adopts ultralight, high strength and rigidity, attrition resistant titanium alloy to manufacture may damage thrust pickup (209) of causing to avoid impacting; For guaranteeing under all temps environment equipment reliably working steady in a long-term, motor (201), reduction gear box (214), bearing, propelling leading screw (203), advance the lubricated of sleeve pipe (204) must adopt the lubricant that conforms to following standard: to keep low viscosity, lower resistance at subzero 20 degrees centigrade in the temperature range above freezing 50 degrees centigrade, do not trickle, non-volatile, 5 years continuous use chemical property stablize.Described thrust pickup (209), precision optics encoder (202) and qualification switch (206) have constituted the part of described safety assurance subsystem (108) simultaneously and provide feedback signal to described equipment control subsystem (103).
As shown in Figure 3, be provided with main control processor (301), infusion monitoring auxiliary processor (302), intelligent real-time clock (303), electric-motor drive unit (304), human-computer interaction interface interface (305), Power Supply Monitoring management interface (306), communication unit interface (307), additional storage (308), infusion monitoring and safety sensing interface (309) according to the described equipment control subsystem of technique scheme (103), and caution unit (310).Described main control processor (301) and infusion monitoring auxiliary processor (302) mutual coordinated monitoring during infusion; main control processor (301) is implemented the motor master control function; main control processor (301), infusion monitoring auxiliary processor (302) and intelligent real-time clock (303) constitute the part of described safety assurance subsystem (108) jointly in conjunction with additional storage (308), infusion monitoring and safety sensing interface (309), Power Supply Monitoring management interface (306), the safety protection function when realizing the unusual infusion phenomenon of appearance.Intelligent real-time clock (303) then carries out communication with main control processor (301) on schedule during waiting for infusion, as it is unusual main control processor (301) to occur, and then intelligent real-time clock (301) implementation system resets to guarantee that each processor and circuit system recover normal and continue to implement normal infusion.
As shown in Figure 4, be provided with drug storage and syringe (401), piston (402), location and sealing flange (403), drug storage and syringe storehouse (404), flange seal ring (405), tightening cover (406), housing (407/101) according to the described drug storage of technique scheme and infusion device (106).Drug storage and syringe (401) have location and sealing flange (403), and the drug storage on inserting housing (101) is located and seals realization total system waterproof to guarantee the safe handling when contacting with water by tightening cover (406) and flange seal ring (405) during with syringe storehouse (404).
As shown in Figure 5, be provided with infusion pressure sensitive unit (501) according to the described safety assurance subsystem of technique scheme (108), motor-driven parameter sensing unit (502), power supply status sensing unit (503), power and feed mechanism state sensing unit (504), emergent human-computer interaction interface (505), main control processor and the emergent feedback interface (506) of infusion monitoring auxiliary processor infusion monitoring, caution interface (507), emergency power stops unit (508), processor dystropy probe unit (509), the processor dystropy is handled and reset unit (510), and processor reset interface (511).Described infusion pressure sensitive unit (501) is the thrust pickup (209) in power and the feeding subsystem (105) just, surveys infusion pressure at any time and stop unit (508) and monitor auxiliary processor (302) output signal by emergent feedback interface (506) to emergent human-computer interaction interface (505), main control processor (301), infusion to emergency power in infusion process.Described motor-driven parameter sensing unit (502) be connected with electric-motor drive unit in the described equipment control subsystem (103) with extract signal and through the emergent feedback interface (506) of infusion monitoring to main control processor (301), infusion monitoring auxiliary processor (302) dynamical feedback, control infusion process thus and when abnormality, stop unit (508) and stop motor-driven by emergency power.Described power and feed mechanism state sensing unit (504) contain the precision optics encoder (202) in dynamic and the feeding subsystem (105) and limit switch (206), monitor auxiliary processor (302) dynamical feedback speed, direction, position signalling to main control processor (301), infusion in infusion process.Described processor dystropy probe unit (509) is monitored the state of main control processor (301), infusion monitoring auxiliary processor (302) at any time, as the then treated device dystropy that notes abnormalities is handled and carried out system with reset unit (510), processor reset interface (511) and reset.Described power supply status sensing unit (503) also is the power supply status monitoring means in the power subsystem (102), be responsible for monitoring supply voltage, electric current, electric weight, when infusion, unusually then send warning, make its termination infusion and enter the emergency processing state so that system's recovery after restoration normal running to main control processor (301) as main battery takes place.Described emergent human-computer interaction interface (505) is to be formed in the time conversion of emergency processing state by human-computer interaction interface (104), allows the user artificially to interfere in the simplest mode.Described caution interface (507) is connected so that its generation sound, vibration or visual alarm with described caution unit (310).
As shown in Figure 6; be provided with main supplying cell (601), battery overload protection and power supply isolated location (602), emergency service unit (603), battery over-discharge protection unit (604), boosting unit (605), power supply status monitoring means (606), real-time clock power supply unit (607) according to the described power subsystem of technique scheme (102), and Power Supply Monitoring management interface (608).Motor (201), electronic monitoring part, the real-time real clock of intelligence (303) are powered by main battery (601) under normal infusion mode of operation; Electronic monitoring part, the real-time real clock of intelligence (303) are powered by main battery (601) under the standby operation state; The electronic monitoring part is by emergency service unit (603) power supply under main battery abnormal state situation, and the real-time real clock of intelligence (303) is powered by real-time clock power supply unit (607).Emergency service unit (603) is ultracapacitor or high power density chargeable battery, and real-time clock power supply unit (607) is long-lived lithium battery.This three power supply architecture has guaranteed that to greatest extent equipment can finish emergency processing under abnormal conditions, the lasting normal running after the device reset, and when changing main battery, do not influence original setting, enter normal running after the replacing at once.Described battery overload protection and power supply isolated location (602) can be avoided any possible potential safety hazard that is caused by circuit overloads or short circuit such as overheated, fire etc.Described boosting unit (605) provides voltage when being several times as much as normal infusion to realize the high speed rollback to motor (201) when advancing sleeve pipe (204) rollback.
Shown in Fig. 7 and 9, according to the described housing (101 of technique scheme, 902) be to make by high magnetic conduction, conduction, anti-rust metal, at liquid crystal display (701,901) window place, the back side of liquid crystal display with make by similar material with the close-connected anti-electromagnetic interference shielded panel of housing (101) (903), the lead-in wire (703,904) of liquid crystal display and keyboard (702) is gone up with soft magnetism electromagnetic interference absorbing material (905).This structure can prevent to do safe in utilization to guarantee by strong electromagnetic radiation source such as caused equipment malfunction such as wireless telecommunications system, static discharge to greatest extent.
As shown in Figure 8, be provided with transmitter (801), receptor (802), modem (803) and processor interface (804) according to the described data communication of technique scheme unit (107).Transmitter (801), receptor (802) and modem (803) have constituted the Physical layer with extraneous communication jointly, and treated device interface (804) is connected with main control processor (301) with realization equipment and extraneous exchanges data.The signal vehicle of transmitter (801), receptor (802) can be a radio frequency, also can be infrared ray.
Claims (10)
1, a kind of high precision high reliability continues the subcutaneous medicament infusion apparatus, comprise a housing, a power subsystem, an equipment control subsystem, a human-computer interaction interface, a power and feeding subsystem, a drug storage and infusion device, a data communication unit, a safety assurance subsystem, and an infusion flexible pipe and a syringe needle, described lasting subcutaneous medicament infusion apparatus is characterised in that:
Described power is connected with described equipment control subsystem with the feeding subsystem and is subjected to its control to produce a straight line motion thrust, promote coupled with it described drug storage and infusion device and continue the subcutaneous medicament infusion to human body through described infusion flexible pipe and syringe needle, by described power subsystem power supply, provide safety assurance by described safety assurance subsystem in infusion process, described human-computer interaction interface is connected with described equipment control subsystem with the data communication unit and realizes the monitoring setting and carry out exchanges data with the external world under its control.
2, lasting subcutaneous medicament infusion apparatus according to claim 1, it is characterized in that, described power and feeding subsystem by motor, optical encoder, propelling leading screw, advance sleeve pipe, advance the sleeve pipe guider, limit switch, advance the leading screw fore bearing, propelling leading screw rear bearing, thrust pickup, cardan shaft master gear, first reduction gearing, second reduction gearing, the 3rd reduction gearing and reduction gear box constitute; Described propelling leading screw utilizes that ball bearing is integrated to be installed on the described reduction gear box, and the endoporus of described propelling leading screw and described ball bearing adopts axial fine motion to be slidingly matched; Described propelling sleeve pipe adopts titanium alloy to manufacture.
3, lasting subcutaneous medicament infusion apparatus according to claim 2, it is characterized in that, motor in described power and the feeding subsystem, reduction gear box, bearing, propelling leading screw, telescopic the lubricating of propelling must be adopted the lubricant that conforms to following standard: promptly, it keeps low viscosity, lower resistance at subzero 20 degrees centigrade in the temperature range above freezing 50 degrees centigrade, do not trickle, non-volatile, used chemical property stable continuously in 5 years.
4, lasting subcutaneous medicament infusion apparatus according to claim 2, it is characterized in that, motor in described power and the feeding subsystem is 5 years long-life, Ultra-Low Speed, the brushless, permanently structures of using nothing to safeguard continuously, have the precision optics encoder, the step mode drives to segment, method of synchronization operation.
5, lasting subcutaneous medicament infusion apparatus according to claim 1, it is characterized in that, described housing is made by high magnetic conduction, conduction, anti-rust metal, at the liquid crystal display window place, the back side of liquid crystal display with make by the identical function material with the close-connected anti-electromagnetic interference shielded panel of housing, on the lead-in wire of liquid crystal display and keyboard with soft magnetism electromagnetic interference absorbing material.
6; lasting subcutaneous medicament infusion apparatus according to claim 1; it is characterized in that; described equipment control subsystem is by main control processor; infusion monitoring auxiliary processor; the intelligence real-time clock; electric-motor drive unit; the human-computer interaction interface interface; the Power Supply Monitoring management interface; the communication unit interface; additional storage; infusion monitoring and safety sensing interface; the caution unit constitutes; described main control processor and infusion monitoring auxiliary processor are coordinated mutually during infusion; main control processor is implemented the motor master control function; main control processor; auxiliary processor and intelligent real-time clock are in conjunction with additional storage; infusion monitoring and safety sensing interface; the common part that constitutes described safety assurance subsystem of Power Supply Monitoring management interface, the safety protection function when realizing occurring unusual infusion phenomenon.
7, lasting subcutaneous medicament infusion apparatus according to claim 1, it is characterized in that described safety assurance subsystem is stopped unit, processor dystropy probe unit, the processing of processor dystropy and reset unit, processor reset interface and constituted by infusion pressure sensitive unit, motor-driven parameter sensing unit, power supply status sensing unit, power and feed mechanism state sensing unit, emergent human-computer interaction interface, main control processor and the emergent feedback interface of infusion monitoring auxiliary processor infusion monitoring, caution interface, emergency power; Described infusion pressure sensitive unit is made up of thrust pickup in described power and the feed mechanism and signal preprocessor; Described power and feed mechanism state sensing unit are made up of optical encoder in described power and the feeding subsystem and qualification switch; Described motor-driven parameter sensing unit is the part of described electric-motor drive unit.
8, lasting subcutaneous medicament infusion apparatus according to claim 1, it is characterized in that, described safety assurance subsystem comprises a functional unit, it monitors thrust, motor driven voltage electric current wave mode, power supply status, qualification on off state, optical encoder output simultaneously when infusion, carry out the multiparameter computing to determine control parameter and exceptional state alarm mode and rank.
9, lasting subcutaneous medicament infusion apparatus according to claim 1, it is characterized in that, described power subsystem comprises main supplying cell, battery overload protection unit, power supply isolated location, emergency service unit, battery over-discharge protection unit, power supply status monitoring means, real-time clock power supply unit, Power Supply Monitoring management interface, described power subsystem adopts three power supply architectures, and motor, electronic monitoring part, the real-time real clock of intelligence are powered by main battery under normal infusion mode of operation; Electronic monitoring part, the real-time real clock of intelligence are powered by main battery under the standby operation state; The electronic monitoring part is by the power supply of emergency service unit under main battery abnormal state situation, and the real-time real clock of intelligence is powered by the real-time clock power supply unit; The emergency service unit is ultracapacitor or high power density chargeable battery, and the real-time clock power supply unit is long-lived lithium battery.
10, lasting subcutaneous medicament infusion apparatus according to claim 1 is characterized in that described drug storage and infusion device adopt the location to cooperate with described housing with the sealing flange structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117694 CN2766853Y (en) | 2004-11-04 | 2004-11-04 | High-precision high-reliability continuous subcutaneous drug transfusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117694 CN2766853Y (en) | 2004-11-04 | 2004-11-04 | High-precision high-reliability continuous subcutaneous drug transfusion equipment |
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| Publication Number | Publication Date |
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| CN2766853Y true CN2766853Y (en) | 2006-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420117694 Expired - Fee Related CN2766853Y (en) | 2004-11-04 | 2004-11-04 | High-precision high-reliability continuous subcutaneous drug transfusion equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526833A (en) * | 2010-12-30 | 2012-07-04 | 上海微创生命科技有限公司 | Infusion pump |
| CN102905742A (en) * | 2010-03-26 | 2013-01-30 | 赛诺菲-安万特德国有限公司 | Electro-mechanical drug delivery device |
| CN103920207A (en) * | 2014-04-14 | 2014-07-16 | 江苏多维科技有限公司 | Miniature guiding screw pump comprising magnetic resistance transducer and manufacturing method for miniature guiding screw pump |
| CN104936637A (en) * | 2013-01-29 | 2015-09-23 | 赛诺菲-安万特德国有限公司 | Drug delivery device |
| CN105387877A (en) * | 2015-11-04 | 2016-03-09 | 东方通信股份有限公司 | Magnetic rotary encoder for paper currency detection system |
| CN110505891A (en) * | 2017-03-16 | 2019-11-26 | 诺瓦提斯公司 | Injection device |
-
2004
- 2004-11-04 CN CN 200420117694 patent/CN2766853Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905742A (en) * | 2010-03-26 | 2013-01-30 | 赛诺菲-安万特德国有限公司 | Electro-mechanical drug delivery device |
| CN102905742B (en) * | 2010-03-26 | 2015-01-21 | 赛诺菲-安万特德国有限公司 | Electro-mechanical drug delivery device |
| CN102526833A (en) * | 2010-12-30 | 2012-07-04 | 上海微创生命科技有限公司 | Infusion pump |
| WO2012088891A1 (en) * | 2010-12-30 | 2012-07-05 | 上海微创生命科技有限公司 | Infusion pump |
| CN102526833B (en) * | 2010-12-30 | 2014-01-01 | 上海交通大学医学院附属瑞金医院 | Infusion pump |
| CN104936637A (en) * | 2013-01-29 | 2015-09-23 | 赛诺菲-安万特德国有限公司 | Drug delivery device |
| US11357917B2 (en) | 2013-01-29 | 2022-06-14 | Sanofi-Aventis Deutschland Gmbh | Drug delivery device |
| CN103920207A (en) * | 2014-04-14 | 2014-07-16 | 江苏多维科技有限公司 | Miniature guiding screw pump comprising magnetic resistance transducer and manufacturing method for miniature guiding screw pump |
| CN105387877A (en) * | 2015-11-04 | 2016-03-09 | 东方通信股份有限公司 | Magnetic rotary encoder for paper currency detection system |
| CN105387877B (en) * | 2015-11-04 | 2017-08-18 | 东方通信股份有限公司 | Banknote sensing system magnetic rotary encoder |
| CN110505891A (en) * | 2017-03-16 | 2019-11-26 | 诺瓦提斯公司 | Injection device |
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| C14 | Grant of patent or utility model | ||
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |