CN101628137B - parenteral nutrition infusion pump - Google Patents
parenteral nutrition infusion pump Download PDFInfo
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- CN101628137B CN101628137B CN2009100908345A CN200910090834A CN101628137B CN 101628137 B CN101628137 B CN 101628137B CN 2009100908345 A CN2009100908345 A CN 2009100908345A CN 200910090834 A CN200910090834 A CN 200910090834A CN 101628137 B CN101628137 B CN 101628137B
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Abstract
The invention belongs to a parenteral nutrition infusion pump, an extrusion device which respectively extrudes three infusion tubes is arranged in a housing, a fixing slot for fixing the three infusion tubes is arranged in the housing, a bubble detector, a pressure detector and a liquid stopping clip are arranged on the housing at the output end of the infusion tubes, a left housing cover and a right housing cover which are opened to two sides are arranged at the upper end of the housing, and a liquid crystal display screen and a control keyboard are arranged on one housing cover. The parenteral nutrition infusion pump can rapidly and safely complete the three-channel infusion process and have the advantages of simple structure, time-saving and effort-saving properties, safety, sanitation, convenient use and good effect.
Description
Technical field
The invention belongs to a kind of infusion pump.
Background technology
Parenteral nutrition claims intravenous hyperalimentation again, be with three kinds of medicines (aminoacid, fat milk and glucose) of needed by human before the input human body, preparation back input by a certain percentage just can reach optimum efficiency temporarily.The development of parenteral nutrition technology has milestone inthe in medical treatment development in recent years.Rely on the vein parenteral nutrition decades merely the existing no intestinal woman of China (gastrointestinal can't digest food absorb energy), the health nutriture is good always, and has born children.The preparation of parenteral nutrition liquid at present has many restrictions and inconvenience.Primary need has good gnotobasis, takes time and effort during second preparation, has increased medical personnel's workload, also increases the contaminated chance of medicine, build cost height in addition simultaneously.Though, also can adopt transfusion device to import human body respectively to three kinds of medicines of needed by human, but transfusion device now mostly is the single tube road transfusion device of 1 outfan of 1 input, once can only fail the medicinal liquid of a transfusion bottle, need to change transfusion bottle after being totally lost, can not once finish input human body, the doctor needs repeatedly transfusion bottle to be changed, very trouble increases the patient treatment misery simultaneously, causes patient's transfusion time long.
Infusion pump is hospital's armarium commonly used, be the design of single channel infusion pump, promptly can only drive a kind of mode that single conduit realizes transfusion, though can satisfy most of clinical needs, but to the case of specific (special) requirements is arranged, when carrying out infusion as the parenteral nutrition medicine, the single channel infusion pump can not address this need.And existing infusion pump complex structural designs, use operation inconvenience.
Summary of the invention
The objective of the invention is to design a kind of parenteral nutrition infusion pump, can finish the triple channel infusion process quickly and safely, have simple in structure, time saving and energy saving, safety and sanitation, easy to use and effective advantage.
For this reason, the present invention adopts and be provided with the pressurizing unit that three tube for transfusions are pushed respectively in housing, in housing, be provided with the holddown groove of fixing three tube for transfusions, on the housing of tube for transfusion outfan, be provided with bubble detector, pressure detector and liquid stopping clamp, be provided with left cap and the right cap of opening to both sides in the housing upper end, on a cap, be provided with LCDs and supervisory keyboard.The said structure design has reached purpose of the present invention.
Advantage of the present invention can be finished the triple channel infusion process quickly and safely, realize that multichannel is driven the road transfusion of realization multitube simultaneously, secondly before entering human body, fully mixes multiple medicine back input human body, shortened the time of patient's transfusion greatly, have simple in structure, time saving and energy saving, safety and sanitation, advantage easy to use, that expense is cheap and effective.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an external structure sketch map of the present invention.
Fig. 3 is half a squash type pressurizing unit structural representation of the present invention.
Fig. 4 (a) is half a squash type pressurizing unit operation logic sketch map of the present invention (b).
Fig. 5 is half squash type of the present invention and creeping motion type partial structurtes sketch map.
Fig. 6 (a) is a creeping motion type pressurizing unit structural representation of the present invention (b).
Fig. 7 is a planet gear type pressurizing unit structural representation of the present invention.
Fig. 8 is a planet gear type pressurizing unit operation logic sketch map of the present invention.
The specific embodiment
To shown in Figure 8, elder generation is referring to Fig. 1 to Fig. 2 as Fig. 1.A kind of parenteral nutrition infusion pump mainly is made up of motor, housing 17 and tube for transfusion.Be provided with the pressurizing unit that three tube for transfusions 2,3,5 are pushed respectively in housing, pressurizing unit is half a squash type pressurizing unit 6 or for the creeping motion type pressurizing unit or for planet gear type pressurizing unit 13,18.Each pressurizing unit can push each tube for transfusion that is positioned at each tube for transfusion extruding road 12,615 of housing, to finish triple channel infusion process in the patient body.In housing, be provided with the holddown groove 1,14 of fixing three tube for transfusions.On the housing of tube for transfusion outfan 11, be provided with bubble detector 8, pressure detector 9 and liquid stopping clamp 10.Be provided with left cap 20 and the right cap of opening to both sides 7 in the housing upper end, on a cap, be provided with LCDs 15 and supervisory keyboard 21.Be provided with the microcomputer (CPU) 16 of control infusion pump in the supervisory keyboard according to the program operation.The pick off of bubble detector, pressure detector is connected with microcomputer, when microcomputer reads the improper data of bubble detector or pressure detector pick off transmission tube for transfusion, the tube for transfusion outfan that microcomputer control liquid stopping clamp is closed guarantees transfusion safety.Microcomputer is controlled the keying of liquid stopping clamp and is controlled the extrusion speed of each pressurizing unit.Microcomputer Controling Technique is a conventional art, so be not repeated.Be provided with handle 4 in the housing upper end, to be convenient for carrying this infusion pump.On a cap, be provided with on ﹠ off switch 19, conveniently to close left and right sides cap and to fuse with housing.
To shown in Figure 5, described pressurizing unit is half squash type pressurizing unit 6 as Fig. 3.Half squash type pressurizing unit is made up of cam bit 611, camshaft 609, cam chute 616, group inserted sheet 610, block 614 and guide groove 617.The camshaft that is positioned at guide groove is provided with several cam bits.Dial the inserted sheet rear portion and be provided with the cam chute, group inserted sheet rear portion is positioned at guide groove and joins by cam chute and cam bit cunning, and dialling the inserted sheet front end is the tube for transfusion pressure head.The body of tube for transfusion pressure head front end is provided with block.Form tube for transfusion extruding road 615 between tube for transfusion pressure head front end and the block.Control motor 602 drives camshaft 609 by drivewheel 605 and driven pulley 608 and rotates, and camshaft is coupling by both ends bearing 613 and housing.One end of the driving shaft 606 that the arbor of control motor can be coupling by bearing 604 and housing by shaft joint 603 transmissions, the other end of driving shaft is drivewheel fixedly.The engageable transmission of drivewheel and driven pulley also can be passed through conveyer belt 607 transmissions.Camshaft rotates the cam bit drive (dialling the inserted sheet front end is) that makes on it, and (figure number 610 indications are the 1st tube for transfusion pressure head to tube for transfusion pressure head among Fig. 4 a according to the 1st tube for transfusion pressure head, be respectively the 2nd to 8 tube for transfusion pressure head successively downwards) tube for transfusion 5 of extruding sealing earlier, the the 2nd to 5 tube for transfusion pressure head pushes tube for transfusion again, and the 6th tube for transfusion pressure head extruding sealing tube for transfusion, the 7th to 8 tube for transfusion pressure head push the order of tube for transfusion again and successively the tube for transfusion that is positioned at tube for transfusion extruding road pushed.The tube for transfusion inner liquid medicine is flowed to tube for transfusion outfan (input human body end) from the tube for transfusion import.Flow velocity for control tube for transfusion inner liquid medicine, control motor one end at half squash type pressurizing unit is established panel 601, which is provided with the control circuit and the photoelectric sensor 612 that link to each other with computer, read the information transmission of tube for transfusion inner liquid medicine by photoelectric sensor and give computer, again by computer control adjustment control motor speed, finish the flow velocity of control tube for transfusion inner liquid medicine, be conventional art, so be not repeated.Described block is the strip block.
During transfusion, one section rubber tube for transfusion is inserted in the tube for transfusion extruding road 615, the input preset program, computer control adjustment control rotating speed of motor, the control motor drives camshaft by drivewheel and driven pulley and rotates, camshaft rotates the cam bit corresponding with each group inserted sheet on it is rotated in the cam chute, each cam bit ejects each group inserted sheet in the guide groove and also makes each tube for transfusion pressure head to the block roof pressure, under the effect of block, make the tube for transfusion in each the tube for transfusion pressure head tube for transfusion extruding road that ejects, the 1st tube for transfusion pressure head extruding sealing earlier tube for transfusion stops a period of time, the the 2nd to 5 tube for transfusion pressure head pushes tube for transfusion more simultaneously, the tube for transfusion inner liquid medicine is pressed to hypomere (entering the human body direction), the 6th tube for transfusion pressure head pushes the sealing tube for transfusion again and stops a period of time, the the 7th to 8 tube for transfusion pressure head pushes tube for transfusion more simultaneously, and said process carries out in order repeatedly.Successively the tube for transfusion that is positioned at tube for transfusion extruding road is pushed.Thereby the medicinal liquid in the tube for transfusion is input in the human body.
As Fig. 6 (a) (b) shown in, described pressurizing unit is the creeping motion type pressurizing unit.The creeping motion type pressurizing unit is by cam bit, camshaft, the cam chute, dial inserted sheet, block and guide groove are formed, the camshaft that is positioned at guide groove is provided with several cam bits, dial the inserted sheet rear portion and be provided with the cam chute, dialling the inserted sheet rear portion is positioned at guide groove and joins by cam chute and cam bit cunning, dialling the inserted sheet front end is the tube for transfusion pressure head, tube for transfusion pressure head front end is provided with block, be provided with spring between block rear end and the body, form tube for transfusion extruding road between tube for transfusion pressure head front end and the block, the control motor drives camshaft by drivewheel and driven pulley and rotates, and camshaft rotates the cam bit that makes on it and drives the 1st to 8 tube for transfusion pressure head the tube for transfusion that is positioned at tube for transfusion extruding road is carried out from front to back extruding successively.Described block is the strip block.
During transfusion, with above-mentioned different is, camshaft rotates the cam bit that makes on it and drives the 1st to 8 tube for transfusion pressure head the tube for transfusion that is positioned at tube for transfusion extruding road is carried out from front to back extruding successively.As creeping motion type hand milking shape.
To shown in Figure 8, described pressurizing unit is a planet gear type pressurizing unit 13,18 as Fig. 7.Be two planet gear type pressurizing units.Each planet gear type pressurizing unit is made up of wheel carrier 136, thumb wheel 137 and 135 on thumb wheel axle.Be positioned at the intravital thumb wheel axle of shell and be provided with wheel carrier, axle is provided with four thumb wheels on the wheel carrier.Thumb wheel is provided with opening circular baffle plate 138, form tube for transfusion extruding road 12 between thumb wheel and the opening circular baffle plate, control motor 131 drives the thumb wheel axle and rotates, the thumb wheel axle rotates and to drive thumb wheel by the wheel carrier on it tube for transfusion that is positioned at tube for transfusion extruding road is carried out from front to back roll-in, thereby the medicinal liquid in the tube for transfusion is input in the human body.
Planet gear type pressurizing unit transmission control device mainly is made up of control motor and thumb wheel axle, and the control motor is positioned at housing, and control driven by motor thumb wheel axle rotates.Also can drive worm screw 134 and worm gear 133 travelling gears 132 and then the co-axial thumb wheel axle of transmission by the motor wheel of control motor finishes.
Obviously, amount of infusion to human body depends on the extrusion speed of pressurizing unit of the present invention to the tube for transfusion in the tube for transfusion extruding road, and extrusion speed can be finished by adjusting the control motor speed, rotates according to physiological features such as patient heart rate control adjustment control motor with computer to reach ideal transfusion effect.
In a word, the present invention can finish the triple channel infusion process quickly and safely, have simple in structure, time saving and energy saving, safety and sanitation, easy to use and effective advantage.
Claims (2)
1. parenteral nutrition infusion pump, mainly formed by motor, housing and tube for transfusion, it is characterized in that: in housing, be provided with the pressurizing unit that three tube for transfusions are pushed respectively, in housing, be provided with the holddown groove of fixing three tube for transfusions, on the housing of tube for transfusion outfan, be provided with bubble detector, pressure detector and liquid stopping clamp, be provided with left cap and the right cap of opening to both sides in the housing upper end, on a cap, be provided with LCDs and supervisory keyboard;
Described pressurizing unit is half squash type pressurizing unit, by cam bit, camshaft, the cam chute, dial inserted sheet, block and guide groove are formed, the camshaft that is positioned at guide groove is provided with several cam bits, dial the inserted sheet rear portion and be provided with the cam chute, dialling the inserted sheet rear portion is positioned at guide groove and joins by cam chute and cam bit cunning, dialling the inserted sheet front end is the tube for transfusion pressure head, the body of tube for transfusion pressure head front end is provided with block, form tube for transfusion extruding road between tube for transfusion pressure head front end and the block, the control motor drives camshaft by drivewheel and driven pulley and rotates, and camshaft rotates the cam bit that makes on it and drives each tube for transfusion pressure head according to the 1st tube for transfusion pressure head extruding sealing earlier tube for transfusion, the the 2nd to 5 tube for transfusion pressure head pushes tube for transfusion again, the 6th tube for transfusion pressure head extruding sealing tube for transfusion, the the 7th to 8 tube for transfusion pressure head pushes the order of tube for transfusion again and successively the tube for transfusion that is positioned at tube for transfusion extruding road is pushed;
Or described pressurizing unit is the creeping motion type pressurizing unit, by cam bit, camshaft, the cam chute, dial inserted sheet, block and guide groove are formed, the camshaft that is positioned at guide groove is provided with several cam bits, dial the inserted sheet rear portion and be provided with the cam chute, dialling the inserted sheet rear portion is positioned at guide groove and joins by cam chute and cam bit cunning, dialling the inserted sheet front end is the tube for transfusion pressure head, tube for transfusion pressure head front end is provided with block, be provided with spring between block rear end and the body, form tube for transfusion extruding road between tube for transfusion pressure head front end and the block, the control motor drives camshaft by drivewheel and driven pulley and rotates, and camshaft rotates the cam bit that makes on it and drives the 1st to 8 tube for transfusion pressure head the tube for transfusion that is positioned at tube for transfusion extruding road is carried out from front to back extruding successively;
Or described pressurizing unit is the planet gear type pressurizing unit, formed by wheel carrier, thumb wheel and thumb wheel axle, be positioned at the intravital thumb wheel axle of shell and be provided with wheel carrier, axle is provided with four thumb wheels on the wheel carrier, the thumb wheel outside is provided with the opening circular baffle plate, form tube for transfusion extruding road between thumb wheel and the opening circular baffle plate, control driven by motor thumb wheel axle rotates, and the thumb wheel axle rotates and drives thumb wheel by the wheel carrier on it tube for transfusion that is positioned at tube for transfusion extruding road is carried out from front to back roll-in.
2. by the described parenteral nutrition infusion pump of claim 1, it is characterized in that: described block is the strip block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100908345A CN101628137B (en) | 2009-08-12 | 2009-08-12 | parenteral nutrition infusion pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100908345A CN101628137B (en) | 2009-08-12 | 2009-08-12 | parenteral nutrition infusion pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101628137A CN101628137A (en) | 2010-01-20 |
| CN101628137B true CN101628137B (en) | 2011-11-30 |
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ID=41573524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100908345A Active CN101628137B (en) | 2009-08-12 | 2009-08-12 | parenteral nutrition infusion pump |
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| Country | Link |
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| CN (1) | CN101628137B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102821800B (en) * | 2010-03-23 | 2015-01-07 | Zyno医疗有限公司 | Pump activated pinch clamp |
| CN102940914A (en) * | 2012-10-30 | 2013-02-27 | 深圳玉升医疗科技有限公司 | Infusion pump capable of electrically controlling opening and closing of pump door and liquid stop clip |
| CN102940915A (en) * | 2012-10-30 | 2013-02-27 | 深圳玉升医疗科技有限公司 | Infusion pump capable of electrically controlling opening and closing of pump door and liquid stop clip |
| CN103120815B (en) * | 2013-02-04 | 2015-04-15 | 深圳麦科田生物医疗技术有限公司 | Infusion pump of electric control liquid stop clip |
| WO2015048079A1 (en) | 2013-09-24 | 2015-04-02 | Covidien Lp | Feeding set and enteral feeding pump |
| CN105031762B (en) * | 2015-08-05 | 2018-06-29 | 苏州泽德医疗器械有限公司 | A kind of infusion device |
| CN107854748A (en) * | 2017-10-18 | 2018-03-30 | 温州医科大学 | A kind of oxytocin syringe pump reponse system |
| CN112007237A (en) * | 2019-05-30 | 2020-12-01 | 比亚迪股份有限公司 | Infusion device |
| CN113694299B (en) * | 2021-08-31 | 2023-09-05 | 珠海市美瑞华医用科技有限公司 | Control method of infusion system |
-
2009
- 2009-08-12 CN CN2009100908345A patent/CN101628137B/en active Active
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| Publication number | Publication date |
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| CN101628137A (en) | 2010-01-20 |
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Effective date of registration: 20170828 Address after: 246113 Anhui city of Anqing province Huaining county Huang Dun thriving Road No. 237 Patentee after: Cheng Qifu Address before: 100076, Beijing science and Technology Park, Fengtai District industrial and commercial science and technology building, No. 22B03 Patentee before: Medical Technology (Beijing) Co., Ltd. |
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Effective date of registration: 20201229 Address after: 101500 1st floor, building 1, courtyard 8, Yunteng Road, economic development zone, Miyun District, Beijing Patentee after: BEIJING MEDKON MEDICAL INSTRUMENT Co.,Ltd. Address before: 246113 No. 237, Duxiu West Road, Huangdun Town, Huaining County, Anqing City, Anhui Province Patentee before: Cheng Qifu |