CN201366024Y - Automatic external chest compression cardiopulmonary resuscitation stretcher - Google Patents

Automatic external chest compression cardiopulmonary resuscitation stretcher Download PDF

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Publication number
CN201366024Y
CN201366024Y CNU2009200957900U CN200920095790U CN201366024Y CN 201366024 Y CN201366024 Y CN 201366024Y CN U2009200957900 U CNU2009200957900 U CN U2009200957900U CN 200920095790 U CN200920095790 U CN 200920095790U CN 201366024 Y CN201366024 Y CN 201366024Y
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CN
China
Prior art keywords
chest compression
stretcher
pulmonary resuscitation
cardio
oxygen supply
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Expired - Lifetime
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CNU2009200957900U
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Chinese (zh)
Inventor
吴太虎
宋振兴
孟兴菊
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 CNU2009200957900U priority Critical patent/CN201366024Y/en
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Publication of CN201366024Y publication Critical patent/CN201366024Y/en
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Abstract

The utility model discloses an automatic external chest compression cardiopulmonary resuscitation stretcher which comprises a folding litter; a fittings storage box, an oxygen supply integrated valve and an oxygen cylinder connected with the oxygen supply integrated valve through an oxygen supply pipe line are arranged at one end of the folding litter; a cardiopulmonary resuscitation backboard and an external chest compression cardiopulmonary resuscitation controller arranged in the cardiopulmonary resuscitation backboard are arranged at the other end of the folding litter; an aspirator and an external chest compression air cylinder subassembly matching with the aspirator are arranged in the external chest compression cardiopulmonary resuscitation controller; a telescopic locking structure is arranged in the chest compression air cylinder subassembly; and a reinforcing rib which contacts with and supports the back of a patient and a pillow which fully exposes the respiratory tract of the patient and keeps the respiratory tract expedite are arranged on the cardiopulmonary resuscitation backboard. The automatic external chest compression cardiopulmonary resuscitation stretcher has the advantages of small volume, light weight and good integration degree, can be started quickly and has the essential functions cardiac compression, aspiration of sputum, oral foreign matter removal, respiration and oxygen supply on road during cardiopulmonary resuscitation first aid.

Description

The automatic chest compression cardio-pulmonary resuscitation stretcher bed
Technical field
This utility model belongs to emergency medical service, relates in particular to a kind of automatic chest compression cardio-pulmonary resuscitation stretcher bed 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 device, 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.
The utility model content
The purpose of this utility model is exactly the deficiency that overcomes above-mentioned existing cardiopulmonary resuscitation, provide a kind of and can substitute manually-operated automatic chest compression cardio-pulmonary resuscitation stretcher bed, be used for to the patient implement on-the-spot and after send the uninterrupted automatic chest compression cardio-pulmonary resuscitation on way.This device 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 survival kit.
The technical solution of the utility model is:
A kind of automatic chest compression cardio-pulmonary resuscitation stretcher bed, 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 pushes cylinder assembly, and the middle part burst of described Folding stretcher is provided with handle.
Described Folding stretcher is provided with collapsible drip stand.
The upper surface of described device for resuscitating heart and pulmones is provided with jet and attracts output and oxygen supply matching component.
Described device for resuscitating heart and pulmones comprises the cardio-pulmonary resuscitation backboard that adopts plastic monoblock to be shaped, and described cardio-pulmonary resuscitation backboard is provided with the reinforcement that contacts and support the patient back with the patient back, and the front portion of described device for resuscitating heart and pulmones is provided with headrest; The inner space of described device for resuscitating heart and pulmones is provided with the cylinder assembly of pushing that is used to push with respiratory control, and the side surface of described device for resuscitating heart and pulmones is provided with flow control valve or various control knob switch and connector.
The described cylinder assembly of pushing comprises cylinder and the piston component with bottom, and described piston component comprises piston and the piston rod and the scalable locking mechanism that are connected with it and can slide in described cylinder.
Described locking mechanism comprises and is arranged on the piston rod in the cylinder and is arranged on back-moving spring on the piston rod, the both sides of piston rod respectively are provided with a pair of gear, 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 locking mechanism is provided with the locking card.
Described oxygen supply structure 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 means in this utility model device and electric device are by the unified control of single chip microcomputer.
Rechargeable battery is installed in the inside of described device, and can external 220V alternating current power supply or 12V dc source.
Automatic chest compression cardio-pulmonary resuscitation stretcher bed of the present utility model 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 utility model;
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 in this utility model;
Fig. 4 pushes the cylinder assembly sketch map in this utility model;
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 the oxygen supply structure in this utility model;
Fig. 7 is a controller block diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing and a preferred embodiment the technical solution of the utility model is done to describe in detail.
Fig. 1 shows population structure of the present utility model.As seen from Figure 1, automatic chest compression cardio-pulmonary resuscitation stretcher bed of the present utility model, 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 pushes cylinder assembly 4, 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 hauling of doubling poststack stretcher; Described oxygen cylinder 21 is used for the device oxygen supply; Described device for resuscitating heart and pulmones 3 is used to support the patient back, and unfolds patient's cervical region 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 facility 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 inner space of described device for resuscitating heart and pulmones 3 be provided be used to push with respiratory control push cylinder assembly 4, its side surface 34 is used to install various control knob switches and connectors such as flow control valve.
Fig. 4 shows the structure situation of pushing cylinder assembly 4 in this utility model, 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, and described piston component comprises piston and piston rod that is connected with it and can slides and the block rubber of pushing that is used to push patient's chest in described cylinder.
Fig. 5 has illustrated the described scalable locking mechanism of pushing in the cylinder assembly 4.As seen from Figure 5, described scalable 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 situation of oxygen supply structure in this utility model.As seen from Figure 6, described oxygen supply structure 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 devices of 2 oxygen cylinders also can realize an independent independent oxygen supply to device 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 apparatus of oxygen supply fast, and the convenient described Folding stretcher 1 of its unified interface is connected to the oxygen facility of ambulance or hospital.
Fig. 7 shows the control principle of the recovery of external chest compression described in this utility model controller.As seen from Figure 7, pneumatic, electronic in this utility model device 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; Device inside is integrated with rechargeable battery, and can external 220V alternating current power supply or 12V dc source, when device uses external power supply, can realize installing the intelligent charging of inner 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 solutions of the utility model, does not have restricted.Those of ordinary skill in the art will be understood that, in actual enforcement of the present utility model, some change all may take place in the shape of each member and layout type, and under enlightenment of the present utility model, other staff also can make the design similar to this utility model or to this utility model 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 utility model, all conspicuous changes and have the similar Design that is equal to replacement all are included within the protection domain of the present utility model.

Claims (9)

1. automatic chest compression cardio-pulmonary resuscitation stretcher bed, 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 pushes cylinder assembly, and the middle part burst of described Folding stretcher is provided with handle.
2. automatic chest compression cardio-pulmonary resuscitation stretcher bed 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 bed 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.
4. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1, it is characterized in that, described device for resuscitating heart and pulmones comprises the cardio-pulmonary resuscitation backboard that adopts plastic monoblock to be shaped, described cardio-pulmonary resuscitation backboard is provided with the reinforcement that contacts and support the patient back with the patient back, and the front portion of described device for resuscitating heart and pulmones is provided with headrest; The inner space of described device for resuscitating heart and pulmones is provided with the cylinder assembly of pushing that is used to push with respiratory control, 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.
5. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1, it is characterized in that, the described cylinder assembly of pushing comprises cylinder and the piston component with bottom, and described piston component comprises piston and the piston rod and the scalable locking mechanism that are connected with it and can slide in described cylinder.
6. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1, it is characterized in that, described scalable locking mechanism comprises and is arranged on the piston rod in the cylinder and is arranged on back-moving spring on the piston rod, the both sides of piston rod respectively are provided with a pair of gear, described gear is provided with ring spring, the top of two pairs of gears respectively is provided with a gear locator card, is provided with extension spring between the two gear locator cards, and the loam cake of locking mechanism is provided with the locking card.
7. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1, it is characterized in that, described oxygen supply structure 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.
8. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1 is characterized in that, pneumatic means in this utility model device and electric device are by the unified control of single chip microcomputer.
9. automatic chest compression cardio-pulmonary resuscitation stretcher bed according to claim 1 is characterized in that the inside of described device is equipped with rechargeable battery, and can external 220V alternating current power supply or 12V dc source.
CNU2009200957900U 2009-03-06 2009-03-06 Automatic external chest compression cardiopulmonary resuscitation stretcher Expired - Lifetime CN201366024Y (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102499874A (en) * 2011-10-28 2012-06-20 中国人民解放军第四军医大学 Portable stretcher type external chest compression resuscitation device
CN103040602A (en) * 2011-10-12 2013-04-17 广州蓝仕威克医疗科技有限公司 Electric control pneumatic cardio-pulmonary resuscitation machine
CN105079931B (en) * 2015-09-10 2017-03-29 中国人民解放军第三军医大学第三附属医院 Respiratory organ
CN113974991A (en) * 2021-10-29 2022-01-28 安徽理工大学 Balance car stretcher with folding and contracting functions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103040602A (en) * 2011-10-12 2013-04-17 广州蓝仕威克医疗科技有限公司 Electric control pneumatic cardio-pulmonary resuscitation machine
CN102499874A (en) * 2011-10-28 2012-06-20 中国人民解放军第四军医大学 Portable stretcher type external chest compression resuscitation device
CN105079931B (en) * 2015-09-10 2017-03-29 中国人民解放军第三军医大学第三附属医院 Respiratory organ
CN113974991A (en) * 2021-10-29 2022-01-28 安徽理工大学 Balance car stretcher with folding and contracting functions

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Granted publication date: 20091223

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