CN2722928Y - Dropping speed monitoring alarm venous transfusion device - Google Patents
Dropping speed monitoring alarm venous transfusion device Download PDFInfo
- Publication number
- CN2722928Y CN2722928Y CN 200420053513 CN200420053513U CN2722928Y CN 2722928 Y CN2722928 Y CN 2722928Y CN 200420053513 CN200420053513 CN 200420053513 CN 200420053513 U CN200420053513 U CN 200420053513U CN 2722928 Y CN2722928 Y CN 2722928Y
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- transfusion
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- transfusion device
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Abstract
The utility model discloses a dropping speed monitoring alarm venous transfusion device. The utility model is designed with an infrared ray survey device. The infrared ray survey device realizes the dynamically monitoring the change of the transfusion amount on the dropping speed, further realizes the accurate alarming function, is suitable for the medicine container with different volume or material, and also realizes the real-time monitoring on the abnormal condition based on the dropping speed change. The dropping speed monitoring alarm venous transfusion device mainly comprises a venous transfusion system, an infrared ray detection device and a control host.
Description
Technical field
This utility model relates to a kind of novel venous transfusion device, the variation by the infrared rays survey transfusion drip speed specifically and then realize the infusion monitoring overall process and timely security alarm.
Background technology
At present along with the popularizing of high-tech medical skill, be to be badly in need of the problem that solves at implementing security monitoring in the venous transfusion therapeutic process and reporting to the police.As clinical comparatively common and important venous transfusion usually following problem can take place, loosening etc. as the pulley that syringe needle wears out that blood vessel, syringe needle blood back bolt are stifled, the syringe needle junction comes off, speed is dripped in control on the tube for transfusion, the capital directly has influence on patient's transfusion safety, thereby needs that abnormal conditions are monitored, occurred to the transfusion overall process effectively and can in time report to the police etc.; When needing to change medicinal liquid in normal infusion simultaneously, the back residue liquid measure that should be able to guarantee to report to the police continues to keep the enough time under the situation of not interrupting infusing, the grace time (generally needing 8-10 minute) of changing medicinal liquid is arranged for the nurse.
Existing venous transfusion supervising device, as the infusion pump adopts pressure sensor of having used in American-European developed country, realize the monitoring of various transfusion abnormal conditions by the variation of measuring infusion pressure, control infusion amount at regular time and quantity by Microcomputerized realization, its precision is quite high.But its structure is comparatively complicated, cost an arm and a leg, and domestic each large hospital also has employing now, just is applicable to when Anesthesia Department and critical wards are rescued to use, and can not be popularized for each outpatient service or berth transfusion patient.
In addition, the monitoring alarm device of domestic manufacturer's production at present all can't accurately be measured the residue liquid measure when needing to change medicinal liquid, this type of monitoring alarm device has plenty of in the infusion bottle bottleneck installs liquid level sensor, its weak point is to be applied to the medical liquid container of plastic material, and the volume of glass container and external form are not quite similar and need the configuration plurality of specifications; Also there is the gravity sensor of employing to measure by the variation of infusion process herb liquid weight, but because existing infusion vessel has 3000 milliliters, 500ml milliliter, 250ml milliliter, 100ml milliliter etc. multiple, its empty bottle deadweight of the vial of same specification has bigger quality allowable error, and the state quality standard in the existing pouring process allows 2% error, thereby can have influence on the mensuration accuracy for the residue liquid measure; Having is exactly to adopt micro computer to set total amount of liquid and per minute amount of infusion again, thereby calculates the time of fire alarming of residue liquid measure.Because the relatively large fill liquid measure error that when the input total amount of liquid, exists large-volume receptacle to produce, simultaneously according to dripping 10% the error (20=1 ± 0.1 milliliter) that exists when speed is per hour calculated amount of infusion, two error additions are enough to have influence on the accuracy of warning, shift to an earlier date or delayed alarm generation transfusion potential safety hazard thereby easily cause.What is more important, this type of detects and controls the device of warning according to weight and time, can not monitor as dripping a fast ANOMALOUS VARIATIONS (too fast or slow excessively), abnormal conditions such as syringe needle comes off, patient infusion position bolt is stifled still can not realize the automatic monitoring alarm function of unmanned field management fully.
The utility model content
Described in the utility model fast monitoring alarm venous transfusion device, its purpose promptly is to address the above problem and has designed the infrared rays survey device and realized that the dynamic monitoring transfusion drip speed changes, and then realizes according to dripping the fast function that monitoring is in real time also accurately reported to the police to the transfusion abnormal conditions that changes.Simultaneously, the residue liquid measure in the time of accurately guaranteeing to report to the police.
Described fast monitoring alarm venous transfusion device utilizes the probe of infrared rays survey device to monitor the variation of medicine liquid droplet speed in real time.When various transfusion abnormal conditions take place when, its infusion pressure must change, and the variation of infusion pressure also directly is reflected in the variation of transfusion drip speed, perhaps drips the slack-off or speed quickening of speed, and scope is bigger with dripping the speed variation, generally is more than ± 20 droplets/minute.Can drip fast scope by preestablishing safety, drip speed when being higher or lower than the safety range that sets, abnormal conditions have just taken place, report to the police by this device at this when detecting.This than above-mentioned existing based on the device that pressure sensor signal is monitored structure simpler, the monitoring that changes for infusion pressure also just seems more direct and accurate.
Will put content based on above-mentioned this utility model design, described fast monitoring alarm venous transfusion device mainly includes intravenous transfusion device, infra-red ray detection device and main control system.Wherein,
Described intravenous transfusion device mainly includes piercing needle, air inlet pipe, upper tubing, dropper, descends tube for transfusion, pulley-type to drip fast actuator, filter and following piercing needle.
Last piercing needle is positioned at the tube for transfusion front end, in order to thrust back conducting liquid road in the liquid container;
The air inlet pipe connection is positioned at piercing needle afterbody sidewall, in order to the pressure in the balance liquid container;
Upper tubing connects goes up piercing needle and dropper, thereby the medicine in the medicament reservoir is incorporated in the dropper.
Following tube for transfusion connects described dropper lower end, and tube for transfusion is embedded in the tube seat of main control system inside down.
Following tube for transfusion is with pulley-type and drips fast actuator outside main frame is drawn the back pipe, and connects filter and following piercing needle successively;
Filter plays the effect of filtering liquid medicine impurity;
Following piercing needle is for injecting in the vein that inserts the patient infusion position.
Described main control system mainly includes and drips fast actuator (including motor), power line, control key and display screen and internal control circuit plate.Wherein,
Can be by control key, display screen and the control circuit board of main control system, the transfusion drip speed safety range suitable according to conditions of patients, therapeutic purposes and medicinal liquid property settings, and implement automatically to regulate by the motor running frequency of dripping fast actuator, to be applicable to the patient of different situations;
Display screen also can demonstrate and drip speed, amount of infusion in the dropper;
The internal control circuit plate mainly contains the CPU process chip, can finish drip fast signal identification, computing and the triggering alarm module of setting program and operate;
On the described fast actuator cartridge clip infra tube for transfusion, and on motor output shaft, be connected with balladeur train.Medicinal liquid relies on the self gravitation drippage and during by tube for transfusion down, changes the motor running frequency strengthening by balladeur train or to reduce the squeezing action power of tube for transfusion down, thereby changes the caliber size of tube for transfusion down, the final change by the medicine liquid droplet speed of tube for transfusion down.
Described infra-red ray detection device mainly includes infrared emission tube, infrared receiver tube and signal transmssion line.Wherein,
Infrared emission tube and infrared receiver tube are installed the external wall of upper portion place that is clamped in described dropper outer wall respectively, just with dropper in the mouth of pipe keep horizontal reference.
After the infrared ray emission, because the drop that is dripped in the dropper can interrupt infrared ray, thereby produce an interrupt signal and be passed in the described control circuit board via signal transmssion line, through shaping, collect signal frequency in the unit interval can calculate medicinal liquid actual drip fast.
When using this utility model to drip fast monitoring alarm venous transfusion device, can set the highest speed value and minimum fast value respectively by main control system, thereby concrete, the controllable safe infusion set up at each patient drip fast scope.
When a speed changes,, then be reflected in the computing module output valve respective change of internal control circuit plate because drop triggers corresponding the changing of signal frequency of infra-red ray detection device.Drip within a certain period of time that bigger change takes place speed and when exceeding the highest speed value setting or minimum speed value, then the alarm message module by control circuit board sends signal, prompting patient or medical personnel handle and intervene.
Usually drip speed in a short period of time and exceed the highest speed during value, the patient regulates adjusting knob on the dropper or adjusting knob is loosening, injection needle comes off out or injection needle came off with being connected of filter from patient body voluntarily often, can remind by warning at this moment.
Drip speed in a short period of time and be lower than minimum speed during value, normally no longer include injection in the medicament reservoir, from upper tubing, no longer include drop and in dropper, drip, thereby infrared ray no longer is interrupted, just interrupt signal can not take place, promptly be reduced to zero thereby drip speed.At this moment, can by alarm signal remind medical personnel to change medicinal liquid or stop the injection.
The blood back bolt is stifled, syringe needle is worn out blood vessel and entered subcutaneous or tube for transfusion warpage pressurized if patient's injection needle occurs, also above-mentioned situation can appear then, promptly drip speed in a short period of time and be lower than minimum speed value, can remind medical personnel to handle this moment by alarm signal.
Dropper in the aforesaid intravenous transfusion device both can have been taked single dropper structure, also can become two droppers connecting 2 droppers between the tube for transfusion up and down.
If adopt single dropper, then the dropper volume is at least 30 milliliters; 2 droppers if connect, then topmost the volume of dropper is at least 30 milliliters.
And described infrared emission tube and infrared receiver tube are installed the upper end that is clamped in dropper topmost, promptly with dropper in the mouth of pipe keep horizontal reference.
Be based on as above-mentioned dropper structure and volumetrical design, it generally is 60 droplets/minute that common medicinal liquid infusion drips speed, be about 1 ± 0.1 milliliter of calculating by per 20, can be the time that emergent management leaves 8-10 minute, when in the top medicament reservoir during no medicinal liquid, can under the state of not ending to infuse, continue to keep a period of time by means of remaining medicinal liquid in the dropper, be arranged the competent processing time for the nurse.
Adopt 2 droppers and mutually series connection, can guarantee the patient pass through the custom of dropper range estimation infusion situation down, again can improve residual drug amount in the dropper, and effectively prolong the processing time.
Drip fast actuator in certain described main control system, under motor output frequency regulating action, after monitoring alarm occurring, can regulate slowing to 5-10 and drip by predefined programme-control balladeur train automatically to following tube for transfusion squeezing action power and with medicine liquid droplet speed/minute within, the capacity of then going up dropper can need not be 30 milliliters, this has just reduced the volume of last dropper, and is that " Murphy tube " of 3-5 milliliter also can be realized remaining liquid measure and prolong the infusion time to 8-10 minute purpose with 1 existing capacity only.
Described fast monitoring alarm venous transfusion device can realize that many table apparatus are connected with computer server by network layout, thereby realizes remote monitoring and warning system.
Above content promptly is the main contents of described in the utility model fast monitoring alarm venous transfusion device.It has the following advantages and beneficial effect:
1, the employing monitoring transfusion drips principle and the method that speed changes and set a safety fast scope, but the infusion monitoring overall process, and the various transfusion abnormal conditions of generation all can promptly and accurately be reported to the police;
2, adopt pair dropper formula infusion pipelines to make things convenient for monitoring transfusion to drip speed, the residue of reporting to the police in last dropper liquid measure is constant accurately, can keep the dropper continuation infusion long period down under the state that does not interrupt infusing, and the time of competent replacing liquid is arranged for the nurse; Applicable to the liquid container of various dosage specifications, various material and different shape, also be applicable to various liquid of different nature;
3, simple, the perfect in shape and function of said apparatus principle, accuracy susceptiveness height; Simple in structure, volume is small and exquisite, use is easy to operate; With low cost, meet national conditions, can popularize and be used in each transfusion patient;
4, based on said apparatus, with section office is the unit, form long-range venous transfusion remote monitoring and warning system, strengthened clinical vein transfusion management, improve scientific, safety greatly, improved the medical and nursing quality and the efficient of hospital, alleviated nursing work load, guaranteed that transfusion patient feels at ease to have a rest, reduced doctor-patient dispute and malpractice.
Description of drawings
Fig. 1 is the overall structure sketch map of described fast monitoring alarm venous transfusion device;
Fig. 2 be among Fig. 1 A-A to generalized section;
Fig. 3 be among Fig. 2 B-B to generalized section;
Fig. 4 is the circuit module sketch map in described infra-red ray detection device and the main control system.
Wherein, drip fast monitoring alarm intravenous infusion device and include intravenous transfusion device 1, infrared detection Device 2 and main control system 3. Wherein,
Intravenous transfusion device 1 includes, upper piercing needle 11, air inlet pipe 12, upper tubing 13, on Dropper 14, middle woven hose 15, lower dropper 16, lower woven hose 17, manual pulley formula are dripped fast adjuster 18, filter 19 and lower piercing needle 20.
Infra-red ray detection device 2 includes, infrared emission tube 21, infrared receiver tube 22 and letter Number transmission line 23.
As shown in Figure 4, frame of broken lines A1 is the peek sensor circuit mould in the infra-red ray detection device 2 Piece, frame of broken lines A2 are the CPU comparison operation circuit in the main control system 3.
VD1 is the infrared light emission device, and VD2 is the infrared ray sensing device, and V1 is three of model 9013 Utmost point pipe.
The specific embodiment
Embodiment 1, and as shown in Figure 1 to Figure 3, described fast monitoring alarm venous transfusion device mainly includes intravenous transfusion device 1, infra-red ray detection device 2 and main control system 3.
Described intravenous transfusion device 1 is provided with two dropper structures, promptly is serially connected with two droppers, promptly goes up dropper 14 and following dropper 16.
Middle tube for transfusion 15 connects the upper end of going up dropper 14 lower ends and following dropper 16;
Following tube for transfusion 17 connects the lower end of dropper 16 down, and tube for transfusion 17 is embedded in the tube seat of main control system 3 inside down, and following tube for transfusion 17 is with pulley-type and drips fast actuator 18 and be connected with filter 19 in turn and following piercing needle 20 outside main frame is drawn the back pipe.
Described main control system 3 includes, and drips fast actuator 31, control key 32, display screen 33 and internal control circuit plate 34, and balladeur train 311, motor 312.
The internal control circuit plate mainly contains the CPU process chip, can finish drip fast signal identification, computing and the triggering alarm module of setting program and operate;
On the described fast actuator 1 cartridge clip infra tube for transfusion 17, medicinal liquid relies on the self gravitation drippage and during by tube for transfusion 17 down, change motor 312 running frequencies to strengthen by balladeur train 311 or to reduce to descending the squeezing action power of tube for transfusion 17, thereby change the caliber size of tube for transfusion 17 down, the final change passes through the medicine liquid droplet speed of tube for transfusion down.
The infrared emission tube 21 of described infra-red ray detection device 2, infrared receiver tube 22 are clamped in the external wall of upper portion place of going up dropper 14 respectively, just with last dropper 14 in the mouth of pipe keep horizontal reference.
As shown in Figure 4, under normal conditions, drop stops the Infrared that luminescent device VD1 sends when dripping in last dropper 14, then the light-sensitive device parameter changes thereupon and causes the V1 emitter stage to export a signal to the CPU comparison operation circuit in the main control system 3, by comparison circuit input signal is judged.
When a speed changes, judge it is one of following situation as the CPU comparison circuit to dripping speed, then can carry making and send signal for the alarm message module of control circuit board 34 by drive circuit output:
(1), the speed in the unit interval is higher than the highest speed value of setting;
(2), the speed in the unit interval is lower than minimum speed value of setting;
(3), detect less than input signal in a period of time, then be judged to be aneroid and can fail or occur the stifled phenomenon of bolt and can send signal to alarm message module equally.
The described volume of going up dropper 14 is at least 30 milliliters.
Claims (3)
1, a kind of fast monitoring alarm venous transfusion device, mainly include intravenous transfusion device and and main control system, intravenous transfusion device includes the last piercing needle that connects successively, air inlet pipe, upper tubing, dropper, following tube for transfusion, pulley-type drips fast actuator, filter and following piercing needle, following tube for transfusion is embedded in the tube seat of main control system inside, it is characterized in that: described fast monitoring alarm venous transfusion device also includes infra-red ray detection device, its infrared emission tube and infrared receiver tube are installed respectively and are clamped in dropper external wall of upper portion place, promptly with dropper in the mouth of pipe keep horizontal reference.
2, according to claim 1 fast monitoring alarm venous transfusion device, it is characterized in that: described intravenous transfusion device adopts 2 droppers to connect mutually, infrared emission tube and infrared receiver tube are installed and are clamped in the external wall of upper portion place of going up dropper, promptly with dropper in the mouth of pipe keep horizontal reference.
3, according to claim 2 fast monitoring alarm venous transfusion device is characterized in that: dripping on the fast actuator cartridge clip infra tube for transfusion of described main control system is connected with balladeur train on the motor output shaft of a fast actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420053513 CN2722928Y (en) | 2004-08-31 | 2004-08-31 | Dropping speed monitoring alarm venous transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420053513 CN2722928Y (en) | 2004-08-31 | 2004-08-31 | Dropping speed monitoring alarm venous transfusion device |
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| CN2722928Y true CN2722928Y (en) | 2005-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200420053513 Expired - Fee Related CN2722928Y (en) | 2004-08-31 | 2004-08-31 | Dropping speed monitoring alarm venous transfusion device |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671258A (en) * | 2011-03-04 | 2012-09-19 | 贝克顿·迪金森公司 | Systems and methods for monitoring the use of medications |
| CN104208769A (en) * | 2014-09-30 | 2014-12-17 | 郭征 | Infusion device and infusion control method |
| CN104548270A (en) * | 2014-12-04 | 2015-04-29 | 张文杰 | Blood transfusion control system |
| CN104707201A (en) * | 2015-03-20 | 2015-06-17 | 王新强 | Intelligent infusion tube |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| CN107017185A (en) * | 2015-11-19 | 2017-08-04 | 株式会社迪思科 | Processing unit (plant) |
| CN107050584A (en) * | 2016-11-30 | 2017-08-18 | 南昌市博泽康医药科技有限公司 | A kind of new medical intravenous infusion set auxiliary equipment |
| CN107812267A (en) * | 2017-10-25 | 2018-03-20 | 中国人民解放军第三军医大学第三附属医院 | Transfusion device |
| CN108187186A (en) * | 2017-12-27 | 2018-06-22 | 东南大学 | A kind of monitoring infusion and vital sign detecting system |
| CN109224142A (en) * | 2018-08-23 | 2019-01-18 | 北京大学第医院 | A kind of drainage flow monitoring device |
| CN109513068A (en) * | 2018-11-13 | 2019-03-26 | 张磊 | A kind of transfusion drip speed control system, infusion device and control method |
| CN109966585A (en) * | 2019-05-14 | 2019-07-05 | 扈成立 | A kind of infusion monitoring alarm occluding device |
| CN110368553A (en) * | 2019-08-07 | 2019-10-25 | 刘会 | Infusion apparatus drop speed detector |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
-
2004
- 2004-08-31 CN CN 200420053513 patent/CN2722928Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671258B (en) * | 2011-03-04 | 2016-04-06 | 贝克顿·迪金森公司 | For monitoring the system and method for drug use |
| CN102671258A (en) * | 2011-03-04 | 2012-09-19 | 贝克顿·迪金森公司 | Systems and methods for monitoring the use of medications |
| US11464905B2 (en) | 2013-02-25 | 2022-10-11 | Shift Labs, Inc. | Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates |
| US9199036B2 (en) | 2013-02-25 | 2015-12-01 | Shift Labs, Inc. | Device, method, and system for monitoring the delivery of fluids through a drip chamber |
| CN104208769A (en) * | 2014-09-30 | 2014-12-17 | 郭征 | Infusion device and infusion control method |
| CN104208769B (en) * | 2014-09-30 | 2017-03-22 | 南昌仁恩医疗器械有限公司 | Infusion device and infusion control method |
| CN104548270A (en) * | 2014-12-04 | 2015-04-29 | 张文杰 | Blood transfusion control system |
| CN104707201A (en) * | 2015-03-20 | 2015-06-17 | 王新强 | Intelligent infusion tube |
| CN107017185A (en) * | 2015-11-19 | 2017-08-04 | 株式会社迪思科 | Processing unit (plant) |
| CN107050584A (en) * | 2016-11-30 | 2017-08-18 | 南昌市博泽康医药科技有限公司 | A kind of new medical intravenous infusion set auxiliary equipment |
| CN107812267A (en) * | 2017-10-25 | 2018-03-20 | 中国人民解放军第三军医大学第三附属医院 | Transfusion device |
| CN108187186A (en) * | 2017-12-27 | 2018-06-22 | 东南大学 | A kind of monitoring infusion and vital sign detecting system |
| CN108187186B (en) * | 2017-12-27 | 2021-03-19 | 东南大学 | Infusion monitoring and vital sign detection system |
| CN109224142A (en) * | 2018-08-23 | 2019-01-18 | 北京大学第医院 | A kind of drainage flow monitoring device |
| CN109513068A (en) * | 2018-11-13 | 2019-03-26 | 张磊 | A kind of transfusion drip speed control system, infusion device and control method |
| CN109966585A (en) * | 2019-05-14 | 2019-07-05 | 扈成立 | A kind of infusion monitoring alarm occluding device |
| CN110368553A (en) * | 2019-08-07 | 2019-10-25 | 刘会 | Infusion apparatus drop speed detector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050907 |