CN101491475B - Automatic chest compression cardio-pulmonary resuscitation stretcher system - Google Patents

Automatic chest compression cardio-pulmonary resuscitation stretcher system Download PDF

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Publication number
CN101491475B
CN101491475B CN200910068063XA CN200910068063A CN101491475B CN 101491475 B CN101491475 B CN 101491475B CN 200910068063X A CN200910068063X A CN 200910068063XA CN 200910068063 A CN200910068063 A CN 200910068063A CN 101491475 B CN101491475 B CN 101491475B
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China
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cardio
pulmonary resuscitation
stretcher
chest compression
oxygen
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Expired - Fee Related
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CN200910068063XA
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CN101491475A (en
Inventor
吴太虎
孟兴菊
宋振兴
王宇晓
翟玉凯
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Tianjin Anbei Medical Equipment Technology Co ltd
Institute of Medical Equipment Chinese Academy of Military Medical Sciences
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Tianjin Anbei Medical Equipment Technology Co ltd
Institute of Medical Equipment Chinese Academy of Military Medical Sciences
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Priority to CN200910068063XA priority Critical patent/CN101491475B/en
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Abstract

The invention discloses a stretcher system for automatic external chest compression cardio-pulmonary resuscitation. The structure of the stretcher system comprises a folding stretcher, wherein one end of the folding stretcher is provided with an accessory storing box, an oxygen supplying integrated valve, and an oxygen bottle which is connected with the oxygen supplying integrated valve through an oxygen supplying pipeline; the other end of the folding stretcher is provided with a cardio-pulmonary resuscitation backboard and an external chest compression cardio-pulmonary resuscitation controller which is arranged in the cardio-pulmonary resuscitation backboard; the external chest compression cardio-pulmonary resuscitation controller is provided with a suction apparatus and an external chest compression cylinder assembly matched with the suction apparatus inside; the external chest compression cylinder assembly is provided with a telescopic locking structure inside; and the cardio-pulmonary resuscitation backboard is provided with an reinforcing rid which contacts and supports the back of a patient and a pillow which completely exposes the respiratory tract of the patient and keepsthe respiratory tract unhindered. The stretcher system has the advantages of small volume, light weight and good integration performance, and has the function of fast starting and five principal functions of cardiac compressing, sucking sputum, removing oral foreign matters, breathing, and supplying oxygen in the course in cardio-pulmonary resuscitation first aid.

Description

Automatic chest compression cardio-pulmonary resuscitation stretcher system
Technical field
The invention belongs to emergency medical service, relate in particular to a kind of automatic chest compression cardio-pulmonary resuscitation stretcher system that hospital clinical rescues heart beating, respiratory arrest patient that is used for.
Background technology
Sudden cardiac death is to cause a dead major reason, and according to statistics, China causes the dead nearly million people that has because of sudden cardiac death every year.Correlational study shows, for the sudden cardiac death patient, if can take emergency measures timely and effectively, can make the patient have an opportunity to obtain to live again.Clinical cardio-pulmonary resuscitation (CPR) is kept a kind of medical procedure that blood samples of patients and oxygen flow to heart and brain, exactly to avoid damage, up to the heartbeat function that can rebulid patient oneself when sudden death takes place.
The simple form of cardiopulmonary resuscitation is exactly a manual CPR, comprises that the breast compressions of carrying out 3~5cm degree of depth with the speed of 100 compressions of about per minute with hands then implements oxygen supply circulation for 5 times.Manual CPR is to utilize the most muscle strength of rescuer, because carrying out manual CPR may need 20 minutes or the longer time, the rescuer is usually therefore exhausted, thereby is forced to stop CPR, perhaps revives or specialized salvage service is carried out CPR before arriving mistakenly patient.Therefore, rescuer's fatigue state becomes the very big factor of limit manual CPR effectiveness.
The recent model of cardiopulmonary resuscitation when possessing armarium such as perfect Heart-lung restoring instrument, suction pump, oxygen supply system, is equipped with well-trained medical practitioner exactly.Because these used armarium, volume is big, quality is heavy, and needs power resources and adjust maintenance, and therefore, cardiopulmonary resuscitation can only carry out at the complete emergency department of facility, ICU, but so may lose best rescue opportunity.
As seen, how to implement high-quality salvage at scene in the short time, and guarantee to interrupt rescuing,, reduce mortality rate, seem particularly important for improving the cardio-pulmonary resuscitation success rate on patient's the way of transporting at the utmost point.
Summary of the invention
Purpose of the present invention is exactly the deficiency that overcomes above-mentioned existing cardiopulmonary resuscitation, provides a kind of and can substitute manually-operated automatic chest compression cardio-pulmonary resuscitation stretcher system, be used for to the patient implement on-the-spot and after send the uninterrupted automatic chest compression cardio-pulmonary resuscitation on way.This system has the function of the synchronous working of pushing, breathe chronologically, can accurately control according to pressing depth, intensity and ventilation, also can attract and infuse simultaneously, surely belongs to a more perfect first-aid system.
Technical scheme of the present invention is:
A kind of automatic chest compression cardio-pulmonary resuscitation stretcher system, comprise that the one end is equipped with the Folding stretcher of haul castor, the oxygen cylinder that this bottom portion of described Folding stretcher is equipped with the oxygen supply pile-up valve and connects described oxygen supply pile-up valve, the top of this end is provided with the accessory storage tank; The top of the described Folding stretcher other end is equipped with device for resuscitating heart and pulmones, described device for resuscitating heart and pulmones, comprise and adopt plastic monoblock shaping and its to be provided with the cardio-pulmonary resuscitation backboard of reinforcement, the front portion of described device for resuscitating heart and pulmones is provided with headrest, the side surface of described device for resuscitating heart and pulmones is provided with flow control valve and various control knob switch and connector, and the upper space of described device for resuscitating heart and pulmones is provided with pushes cylinder assembly; The described cylinder assembly of pushing comprises cylinder and the piston component with bottom, described piston component comprises piston and the piston rod and the locking mechanism that are connected with it and can slide in described cylinder, described locking mechanism comprises back-moving spring that is arranged on the piston rod and a pair of gear that respectively is arranged on the piston rod both sides, described gear is provided with ring spring, the top of two pairs of gears respectively is provided with a gear locator card, be provided with extension spring between the two gear locator cards, the loam cake of described locking mechanism is provided with the locking card.
Described Folding stretcher is provided with collapsible drip stand.
The middle part burst of described Folding stretcher is provided with handle.
The upper surface of described device for resuscitating heart and pulmones is provided with jet and attracts output and oxygen supply matching component.
Described oxygen supply matching component comprises respectively clip and 2 the integrated oxygen cylinders of described Folding stretcher by its upper end, and described 2 oxygen cylinders connect as one by 2 check valves and described oxygen supply pile-up valve and ventilation channel respectively.
Pneumatic system in the described system and power driven system are by the unified control of single chip microcomputer.
Rechargeable battery is installed in the inside of described system, and can external 220V alternating current power supply or 12V dc source.
Automatic chest compression cardio-pulmonary resuscitation stretcher system of the present invention is compared with existing various cardio-pulmonary resuscitation equipment, has following beneficial effect:
(1) volume is little, and is in light weight, integrated, and 100% oxygen that carries with most convenient is cardio-pulmonary resuscitation power, can realize portable moving truly.
(2) be applicable to carrying in primary scene, the way, first aid in hospital etc., owing to various critical emergency equipments become one, and dexterous light, so a people just can carry fast.
(3) have quick startup function, two 5 seconds with regard to chest compression cylinder capable of fast starting, be so far start-up time the shortest cardio-pulmonary resuscitation machine, can keep continual cardio-pulmonary resuscitation first aid process.
(4) employing science, design easily, the height of cardio-pulmonary resuscitation backboard are fit to stretch patient's neck and open respiratory tract fast, with timely extraction respiratory secretions and vomitus; The nylon drawstring that is used for the chest bandage can be adjusted to suitable position according to patient; Be equipped with two compressed oxygen cylinders, can realize quick switching, do not influence the operate as normal of cardio-pulmonary resuscitation machine during switching; According to patient, accurately regulate and breathe tidal volume.
(5) configuration is complete, powerful, has cardiac compression the most primary in the cardio-pulmonary resuscitation first aid, inhales expectorant, removes oral foreign body, 5 big functions such as oxygen supply in the breathing, way.
Description of drawings
Fig. 1 is a population structure sketch map of the present invention;
Fig. 2 is the folded state sketch map of middle Folding stretcher embodiment illustrated in fig. 1;
Fig. 3 is the sketch map of cardio-pulmonary resuscitation backboard among the present invention;
Fig. 4 pushes the cylinder assembly sketch map among the present invention;
Fig. 5 is the locking mechanism sketch map of pushing in the cylinder assembly shown in Figure 4;
Fig. 6 is the sketch map of oxygen supply matching component among the present invention;
Fig. 7 is a controller block diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and a preferred embodiment technical scheme of the present invention is done to describe in detail.
Fig. 1 shows population structure of the present invention.As seen from Figure 1, automatic chest compression cardio-pulmonary resuscitation stretcher system of the present invention, comprise Folding stretcher 1, one end of described Folding stretcher 1 is equipped with haul castor 12, the oxygen cylinder 21 that the bottom of this end is equipped with oxygen supply pile-up valve 2 and connects described oxygen supply pile-up valve 2, the top of this end is provided with accessory storage tank 13; The top of described Folding stretcher 1 other end is equipped with device for resuscitating heart and pulmones 3, and the middle part burst of described Folding stretcher 1 is provided with handle 11.
Described haul castor 12 and handle 11 are used for the stretcher of doubling poststack and haul; Described oxygen cylinder 21 is used for the oxygen supply to system; Described device for resuscitating heart and pulmones 3 is used to support the cervical region that patient is also unfolded at the patient back automatically, to guarantee the unobstructed of patient respiration road; Described accessory storage tank 13 is used for the relevant first-aid equipment of other parts of storage system and first-aid patients needs.
Described Folding stretcher 1 is provided with collapsible drip stand 6.
The upper surface of described device for resuscitating heart and pulmones 3 is provided with jet and attracts output 5 and oxygen supply matching component 7.
Fig. 2 shows the state after described Folding stretcher 1 folds.As seen from Figure 2, the folded state of described Folding stretcher 1 is is easily guided and supported, is hauled.
Fig. 3 shows the structure situation of described device for resuscitating heart and pulmones 3, and described device for resuscitating heart and pulmones 3 comprises cardio-pulmonary resuscitation backboard 31, and described cardio-pulmonary resuscitation backboard 31 adopts plastic monoblock to be shaped, and has very high intensity.As seen from Figure 3, described cardio-pulmonary resuscitation backboard 31 is provided with the reinforcement 32 that contacts and support the patient back with the patient back, is convenient to the patient is carried out external chest compression; The front portion of described device for resuscitating heart and pulmones 3 also is provided with headrest 33, when patient's head extends headrest 33, patient's respiratory tract is fully exposed and can farthest keep the unimpeded of respiratory tract, also be easy to the enforcement of emergency treatments such as tracheotomy and tracheal intubation simultaneously; The side surface 34 of described device for resuscitating heart and pulmones 3 is used to install various control knob switches and connectors such as flow control valve, and the upper space of described device for resuscitating heart and pulmones 3 is equipped with pushes cylinder assembly 4.
Fig. 4 shows described structure situation of pushing cylinder assembly 4, the described cylinder assembly 4 of pushing is used for patient's chest is pushed, its formation comprises cylinder and the piston component with bottom, described piston component comprises piston and the piston rod and the locking mechanism that are connected with it and can slide in described cylinder, the bottom of described press component is provided with the block rubber of pushing that is used to push patient's chest.
Fig. 5 has illustrated the described locking mechanism of pushing in the cylinder assembly 4.As seen from Figure 5, described locking mechanism comprises cylinder piston rod 41, is arranged on the back-moving spring 42 on this piston rod 41, the both sides of described piston rod 41 respectively are provided with a pair of gear 44, described gear 44 is provided with ring spring 43, the top of two pairs of gears 44 respectively is provided with a gear locator card 45, be provided with extension spring 46 between two gear locator cards 45 and be arranged on the locking card 47 that covers on the described locking mechanism, the interlock between aforementioned each parts can realize compensating roller to nylon drawstring 48.This locking mechanism has scalable characteristics, and its Telescopic is achieved by described ring spring 43, can accurately adjust according to patient's the bodily form when 4 couples of patients of cylinder assembly carry out chest compression so that push in use, and obtain accurate chest compression effect.
Cylinder in the described cylinder assembly 4 uses the pressed gas of 2.5~4.5Kg to be promoted, and by regulating the gas flow that flows in the described cylinder, makes piston rod 41 form the stroke of pushing of the pressing force of 0~50Kg and 0~5cm; When air feed in described cylinder, back-moving spring 42 can appropriateness reset; Owing to the piston stroke scale is arranged in the design of described cylinder surface, so, the pushing stroke and can come into plain view of piston.When locking card 47 was in the released position, two gear locator cards 45 were evened up by the effect of extension spring 46, and at this moment, gear 44 leans on the work of ring spring 43 to be used as and rotates counterclockwise, so that with nylon drawstring 48 tensions; And nylon drawstring 48 can also pull out, to realize its compensating roller according to required situation; When compensating roller suitably after, described locking card 47 is placed locked position, locking card 47 at this moment is pushed into the place, location of gear 44 with gear locator card 45, and is locked.At this moment, nylon drawstring 48 can not be drawn out again, thereby realize the locking purpose.
Fig. 6 shows the composition situation of described oxygen supply matching component.As seen from Figure 6, described oxygen supply matching component comprises 2 oxygen cylinders 21, described 2 oxygen cylinders 21 are integrated in one by 2 check valves 24 and aforesaid oxygen supply air relief valve 2 and ventilation channel respectively, also be provided with oxygen manometer 23 in the described ventilation channel, the clip 22 that is separately positioned on 2 oxygen cylinder 21 upper ends is used to realize the integrated of described oxygen cylinder and described Folding stretcher 1.Oxygen cylinder 21 during this is provided with is easy to loading and unloading, 2 one-way control valves 24 the unidirectional isolation that can realize 2 oxygen cylinder 21 oxygen supplys is set, oxygen supply when making it both can realize 21 pairs of systems of 2 oxygen cylinders also can realize an independent independent oxygen supply to system in 2 oxygen cylinders 21.
Separately during oxygen supply, can open an oxygen cylinder 21 earlier, when oxygen manometer 23 shows that this bottle oxygen runs low, open another oxygen cylinder 21 again, and the previous oxygen cylinder of oxygen depletion pulled down ventilation, switch the input equipment of two oxygen cylinders 21 simultaneously fast, to guarantee that the cardio-pulmonary resuscitation first aid can not interrupted in the scavenging period.
Check valve 24 in the described oxygen supply structure is special unidirectional mechanisms of high pressure that are provided with, and oxygen can not revealed from the oxygen supply passage of pulling down gas cylinder when it can guarantee that independent oxygen supply process gas cylinder switches; Described oxygen supply air relief valve 2 can guarantee that the oxygen in the described oxygen cylinder 21 press follow-up stable with oxygen when changing.Described oxygen supply structure is the external assembly of using, and can realize carrying the oxygen supply of oxygen cylinder and the conversion of external oxygen system fast, and the convenient described Folding stretcher 1 of its unified interface is connected to the oxygen facility of ambulance or hospital.
The control principle that Fig. 7 shows device for resuscitating heart and pulmones described in the present invention and pushes cylinder assembly.As seen from Figure 7, pneumatic, electronic in the system of the present invention by the unified control of single chip microcomputer, with the coordination control that realizes pushing, breathe, attracting, compression frequency wherein, according to pressing depth reach intensity, push/respiratory quotient, respiratory frequency, tidal volume etc. all can realize adjustable, especially the ventilation flow rate control valve is to the adjusting of oxygen flow, can make that patient is continued in each breath cycle, competent amount of oxygen; Internal system is integrated with rechargeable battery, and can external 220V alternating current power supply or 12V dc source, when system uses external power supply, can realize the intelligent charging to the internal system rechargeable battery, also can carry out air flue to patient and attract.
Above is schematically with reference to accompanying drawing to the description of technical solution of the present invention, does not have restricted.Those of ordinary skill in the art will be understood that, in actual enforcement of the present invention, some change all may take place in the shape of each member and layout type, and under enlightenment of the present invention, other staff also can make the design similar to the present invention or to the present invention modify and certain member be equal to replacement.Special needs to be pointed out is that only otherwise break away from design aim of the present invention, all conspicuous changes and have the similar Design that is equal to replacement all are included within protection scope of the present invention.

Claims (7)

1. automatic chest compression cardio-pulmonary resuscitation stretcher system, comprise that the one end is equipped with the Folding stretcher of haul castor, the oxygen cylinder that this bottom portion of described Folding stretcher is equipped with the oxygen supply pile-up valve and connects described oxygen supply pile-up valve, the top of this end is provided with the accessory storage tank; The top of the described Folding stretcher other end is equipped with device for resuscitating heart and pulmones, and the upper space of described device for resuscitating heart and pulmones is provided with pushes cylinder assembly; Described device for resuscitating heart and pulmones comprises that the employing plastic monoblock is shaped and it is provided with the cardio-pulmonary resuscitation backboard of reinforcement, the front portion of described device for resuscitating heart and pulmones is provided with headrest, and the side surface of described device for resuscitating heart and pulmones is provided with flow control valve and various control knob switch and connector; The described cylinder assembly of pushing comprises cylinder and the piston component with bottom, it is characterized in that, described piston component comprises piston and the piston rod and the locking mechanism that are connected with it and can slide in described cylinder, described locking mechanism comprises back-moving spring that is arranged on the piston rod and a pair of gear that respectively is arranged on the piston rod both sides, described gear is provided with ring spring, the top of two pairs of gears respectively is provided with a gear locator card, be provided with extension spring between the two gear locator cards, the loam cake of described locking mechanism is provided with the locking card.
2. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 1 is characterized in that described Folding stretcher is provided with collapsible drip stand.
3. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 1 is characterized in that, the middle part burst of described Folding stretcher is provided with handle.
4. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 1 is characterized in that, the upper surface of described device for resuscitating heart and pulmones is provided with jet and attracts output and oxygen supply matching component.
5. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 4, it is characterized in that, described oxygen supply matching component comprises respectively clip and 2 the integrated oxygen cylinders of described Folding stretcher by its upper end, and described 2 oxygen cylinders connect as one by 2 check valves and described oxygen supply pile-up valve and ventilation channel respectively.
6. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 1 is characterized in that, pneumatic system in the described system and power driven system are by the unified control of single chip microcomputer.
7. automatic chest compression cardio-pulmonary resuscitation stretcher system according to claim 1 is characterized in that the inside of described system is equipped with rechargeable battery, and can external 220V alternating current power supply or 12V dc source.
CN200910068063XA 2009-03-06 2009-03-06 Automatic chest compression cardio-pulmonary resuscitation stretcher system Expired - Fee Related CN101491475B (en)

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TWI472321B (en) * 2012-12-21 2015-02-11 Yun Te Chang A removable hospital bed with first-aid device

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WO2013190552A1 (en) * 2012-06-21 2013-12-27 Telestretch Ltd Light weight multi use collapsible stretcher
CN105213166A (en) * 2015-09-08 2016-01-06 张志鹏 Cardio-pulmonary resuscitation outer chest heart pressing device
CN106726440A (en) * 2016-12-30 2017-05-31 苏州尚领医疗科技有限公司 The method for supporting and device of patient during a kind of CPR external chest compression
CN108078691A (en) * 2018-01-10 2018-05-29 哈尔滨理工大学 A kind of portable life-support system of wedge-lock compact form with fracture fixation
CN108420608B (en) * 2018-04-25 2020-12-04 岳光华 Safe medical stretcher for cardiology department and application method thereof
CN109394510A (en) * 2018-11-28 2019-03-01 苏州尚领医疗科技有限公司 A kind of novel bandage for 3D external chest compression
CN109646191A (en) * 2018-12-27 2019-04-19 牛刚 Stretcher with CPR and Collaborative Control function
CN111494194A (en) * 2020-04-23 2020-08-07 李春洁 Pneumatic mechanical type chest and abdomen linkage interaction automatic pressing machine
CN111888105B (en) * 2020-08-13 2022-06-03 杜霞 Medical first aid stretcher capable of assisting breathing
CN114469692A (en) * 2022-01-26 2022-05-13 重庆医药集团席勒医疗设备有限公司 Automatic cardiac resuscitation and automatic defibrillation combined emergency device and working method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI472321B (en) * 2012-12-21 2015-02-11 Yun Te Chang A removable hospital bed with first-aid device

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