CN101933882B - Improved portable pneumatic cardiopulmonary resuscitator - Google Patents
Improved portable pneumatic cardiopulmonary resuscitator Download PDFInfo
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- CN101933882B CN101933882B CN 201010275176 CN201010275176A CN101933882B CN 101933882 B CN101933882 B CN 101933882B CN 201010275176 CN201010275176 CN 201010275176 CN 201010275176 A CN201010275176 A CN 201010275176A CN 101933882 B CN101933882 B CN 101933882B
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Abstract
The invention relates to an improved portable pneumatic cardiopulmonary resuscitator which is a medical apparatus only using high-pressure oxygen or air as a power source and working medium and can apply cardiopulmonary resuscitation to a patient with cardiac and respiratory arrest. The improved portable pneumatic cardiopulmonary resuscitator comprises a novel vertical and horizontal folded plate-shaped base, a vertical column with a locking device, a cardiac compression device, a breathing device and a control device, wherein the cardiac compression device mainly adopts an air cylinder; the breathing device comprises a breathing interface with an air oxygen mixer and an air passage automatic reducing valve, and a breathing mask; and the control device comprises several mechanical valves and delay resetting valves and a power divider. Because air valves installed on the improved portable pneumatic cardiopulmonary resuscitator adopt plate type connection, space can be saved; and the plate-shaped base which can be folded is also adopted, therefore, the improved portable pneumatic cardiopulmonary resuscitator can be used at both sides of a patient and is convenient for future carrying and storage.
Description
Technical field
The present invention is a kind of artificial medical apparatus and instruments to heart beating and respiratory arrest patient administer CPR that replaces.
Background technology
At present, No. 99218915.2, Chinese patent is described, and according to its made Portable pneumatic cardio-pulmonary resuscitation machine model machine.Though can replace manually heart beating and respiratory arrest patient administer CPR are scrutinized analysis, it still has many shortcomings and defective.More too fat to move such as its profile, take up space larger, it can't be breathed and cardiac compression etc. simultaneously.This has all limited its scope of application, can't further increase work efficiency etc.
Summary of the invention
In order to solve above problems, the invention provides a kind of improved portable pneumatic cardiopulmonary resuscitation machine.
The technical scheme that the present invention overcomes the above problems is: a kind of improved portable pneumatic cardiopulmonary resuscitation machine, and its structure is: on the side of a novel tabular pedestal that all folds in length and breadth, the centre uprightly is installed with the column that thickness two pipes are nested; The root of column Lower Half extra heavy pipe is being set with one by an annulus and the angle orientation pull bar that straight-bar forms, and extra heavy pipe suitable for reading is installed with a locker; This locker is to be passed across two cubes arranged side by side and consisted of by a screw rod; Cube and the extra heavy pipe one that becomes to fix wherein, also will be take these two cubes towards column the seam crossing of one side be processed into semi-cylindrical pit as the center of circle; One end of the tubule of the column first half and a horizontal hollow cantilever joins, and the other end of cantilever is installed with a piston rod single-acting cylinder, spring reset down; This cylinder is different with other cylinder, and its upper end cover is provided with relief valve, its bottom end cover has been installed a Limit screw parallel with piston rod, and the end of piston rod has been installed long-pending close with a people's palmar aspect contact of pressing; Cylinder is provided with the piston stroke tuning plug of " Z " shape towards a side of cantilever; In the hollow cantilever, by the bottom of piston stroke tuning plug be three mouthfuls of two mechanical valve, the top contact of piston stroke tuning plug be a cover transfer gear, the opposite side of transfer gear also is installed with three mouthfuls of two mechanical valve; Be provided with the air-passage connection board of two special uses in the remaining space of hollow cantilever, " L " shape gas path plate is dialled valve, two mouthfuls of two ball valves and a relief valve collection to three mouthfuls of two handss and has been contained in together, and the square gas path plate of another piece has been contained in two three mouthfuls of two time-delay reset valves of the first and second types and the rapid escape valve collection with the noise elimination reducer together; These valves also all are installed in the hollow cantilever; In addition, also have a breathing equipment that joins and form by joint for respiratory device and the breathing mask of the empty oxygen mixer air flue of choke valve, flexible pipe and band automatic pressure reducing valve, also be installed on this hollow cantilever.
This novel tabular pedestal that all folds in length and breadth is a plate object that is become by six equally thick base plate plane permutation and combination, and plate object is long and wide, and is similar with people's shoulder breadth; It laterally is three rows, and every row divides again two base plates; Why saying that it is novel in length and breadth equal folding base, be that cross section because of that row's base plate in the middle of its is up-narrow and down-wide trapezoidal, and the cross sections of two row's base plates on both sides all is approximate parallelogram; Saying approximate is because it is not rib by the seamed edge that two outsides make progress, but circular-arc limit; The upper surface of this tabular pedestal is also adhering to a monoblock flexible material, and this piece flexible material had both played every the heat insulation effect of cold, also plays the effect of six bottom plate connecting foldings together; A plastics shackle adhesive tape is then being pasted at suitable place, the back side of this tabular pedestal, and its effect is: after tabular pedestal was folded up, the plastics adhesive tape can draw each piece base plate in and not scatter together.
The upstanding portion that is arranged near the piston stroke tuning plug of " Z " shape the cylinder is hollow, inside installed a upright long bolt and one thus screw rod pass and the collision block that moves up and down of rotation thus; The slotted hole that the part of collision block is opened by the vertical rod outer wall exposes outside the bar, and that wheel of three mouthfuls two mechanical valve that is arranged on the opposite, bottom of piston stroke tuning plug contacts; The cross bar of piston stroke tuning plug bottom is then stretched out in the lower end of screw rod, and the extension screw rod also is equipped with knob; Cross bar is turned round in the lower end of piston stroke tuning plug, and the end of piston stroke tuning plug cross bar has also identical hole of parallel with cylinder piston rod a, diameter, and there is an opening hole and tuning plug junction, pass across a screw rod at this opening part.Establish for itself and piston rod join in this hole, and the mouth that this opens and the screw rod that crosses are clamping devices, so that the clamping piston bar; The outside horizontal direction in the top of this piston stroke tuning plug is that following cross bar rightabout bending goes out a bit of clapboard, and the end of clapboard is equipped with a fritter transverse slat, to increase the width of clapboard; Bending part also establishes a rotating shaft and an extension spring connects together clapboard and vertical rod, and its bending part is the joint of an activity.
Transfer gear is " U " shape frame, bent by a block length batten and to form, two riser has a pair of to perforation, perforation is passed one with the wheel shaft of two circle ditches, wheel shaft also passes one in " U " shape frame radially have an aperture, and the limiting plate of ball, a little spring, a sealing of hole screw is housed in the hole; Wheel shaft also passes a transfer ratchet that several narrow teeth and a wide tooth are arranged, the top of wheel be equipped with one with " U " shape frame with wide check plate; This is both taken turns can radial rotating, also can move axially, and transfer gear and piston stroke tuning plug have formed a kind of mechanical program-control devices.
Two three mouthfuls of two time-delay reset valves of above-mentioned the first and second types, its first type valve is by the i.e. gas control mouth of two reversing air valves of an air inlet, a gas outlet, an air vent of three mouthfuls on a single gas control normal open type, installed that an air-capacitor chamber and gas outlet outer one-way throttle valve of punching form; And that B-mode valve is the gas control mouth by three mouthfuls of two reversing air valves that two gas outlets of an air inlet are arranged of a single gas control, an air-capacitor chamber and gas outlet outer one-way throttle valve of punching is installed is formed.
Gas circuit connected mode of the present invention is:
Pipeline is out dialled behind the valve minute four the tunnel: the one tunnel through three mouthfuls of two handss from source of the gas and is entered B-mode three mouthfuls (i.e. two gas outlet A of an air inlet P through three mouthfuls of two mechanical valve b, B) the gas control mouth of two time-delay reset valves (being the K mouth), the second the tunnel enters a relief valve b, Third Road enters the air inlet (being the P mouth) of two time-delay reset valves of three mouthfuls on first type (i.e. gas outlet A of an air inlet P and an air vent R) through one two mouthfuls two ball valve, remaining a road then enters the P mouth of B-mode three mouthfuls of two time-delay reset valves and from the A of this time-delay reset valve, the B mouth divides two-way out; From the B mouth out a road, enter till the breathing equipment; This device also can be that the breathing catheter institute of joining forms by a choke valve, one section flexible pipe and one with the joint for respiratory device of empty oxygen mixer air flue automatic pressure reducing valve and breathing mask; From the A mouth out a road divide again two-way, the one tunnel enters the K mouth of three mouthfuls of two time-delay reset valves of first type through three mouthfuls of two mechanical valve a; Another road enters the P mouth of three mouthfuls of two time-delay reset valves of first type, and from its A mouth out, enters single-acting cylinder through a rapid escape valve with the noise elimination reducer.
The invention has the beneficial effects as follows: the air valve in the hollow cantilever of this follow-on Portable pneumatic cardio-pulmonary resuscitation machine has mainly adopted board-like connection, can save the space, so it is very flat little that its head just becomes, the base of adding it is the novel base that all folds in length and breadth, not only just can use arbitrarily in patient's both sides with the machine one.And it carries and collects with rear collapsible putting in the more flat narrow chest.Also because its gas circuit changes to some extent, make machine increase the function of breathing simultaneously, pressing.
Description of drawings
This accompanying drawing is structural representation of the present invention.
Fig. 1 is its structure chart, and Fig. 2 is its pneumatic diagram.
1 is the novel base that all folds in length and breadth among the figure; 2 is column; 3 for pressing contact; 4 is Limit screw; 5 is cylinder; 6 is relief valve a; 7 is joint for respiratory device; 8 is mechanical valve a; 9 is mechanical valve b; 10 is relief valve b; 11 " L " shape gas path plate; 12 is rapid escape valve; 13 is ball valve; 14 dial valve for hands; 15 is choke valve; 16 is first type time-delay reset valve; 17 is square gas path plate; 18 is B-mode time-delay reset valve; 19 is transfer gear; 20 is locker; 21 is the piston stroke tuning plug.
Embodiment
A kind of improved portable pneumatic cardiopulmonary resuscitation machine, its structure is: on the side of a novel tabular pedestal (1) that all folds in length and breadth, the centre uprightly is installed with the column (2) that thickness two pipes are nested; The root of column Lower Half extra heavy pipe is being set with one by an annulus and the angle orientation pull bar that straight-bar forms, the locker (20) that is installed with suitable for reading of extra heavy pipe; This locker is that concave arc shape is processed at two relative angles of cube, and wherein one and extra heavy pipe are integral, and passes across these two cubes by a screw rod again and consists of; One end of the tubule of the column first half and a horizontal hollow cantilever joins, and the other end of cantilever is installed with a piston rod single-acting cylinder, spring reset (5) down; This cylinder is different with other cylinder, its upper end cover is provided with relief valve a (6), its bottom end cover has been installed a Limit screw parallel with piston rod (4), and the end of piston rod has been installed long-pending close with a people's palmar aspect contact (3) pressed; Cylinder is provided with the piston stroke tuning plug (21) of " Z " shape towards a side of cantilever; In the hollow cantilever, by the bottom of piston stroke tuning plug is three mouthfuls two mechanical valve a (8), what the top of piston stroke tuning plug contacted is a cover transfer gear (19), and the opposite side of transfer gear also is installed with three mouthfuls two mechanical valve b (9); Be provided with the air-passage connection board of two special uses in the remaining space of hollow cantilever, " L " shape gas path plate (11) is dialled valve (14), two mouthfuls two ball valve (13) and a relief valve b (10) collection to three mouthfuls of two handss and has been contained in together; The square gas path plate of another piece (17) has been contained in the first and second two three mouthfuls two time-delay reset valves (16) (18) and a rapid escape valve with the noise elimination reducer (12) collection together; So these air valves also all are installed in the hollow cantilever; In addition, also having joint for respiratory device (7) and a breathing mask by the empty oxygen mixer air flue of choke valve (15), flexible pipe and band automatic pressure reducing valve also can be the breathing equipment that breathing catheter joins and forms, and also has been installed in inside and outside this hollow cantilever.
This novel tabular pedestal that all folds in length and breadth is a plate object that is become by six equally thick base plate plane permutation and combination, and it is long and wide, and is similar with people's shoulder breadth; It laterally is three rows, and every row divides again two base plates; Why say that it is the novel base that all folds in length and breadth, that cross section because of that row's base plate in the middle of its is up-narrow and down-wide trapezoidal, and the cross section of two row's base plates on both sides all is approximate parallelogram, and saying approximate is because its seamed edge that makes progress by both sides is not rib, but circular-arc limit; The upper surface of this tabular pedestal is also adhering to a monoblock flexible material; A plastics shackle adhesive tape is then being pasted at suitable place, its back side.
The upstanding portion that is arranged near the piston stroke tuning plug of " Z " shape the cylinder is hollow, inside installed a long bolt and one thus screw rod pass and the collision block that moves up and down of rotation thus; The slotted hole that the part of collision block is opened by the vertical rod outer wall exposes outside the bar, and the wheel of three mouthfuls two mechanical valve a (8) contacts; Following cross bar is then stretched out in the lower end of screw rod, and knob is housed; Cross bar is turned round in the lower end of bar, and the end of cross bar has also identical hole of parallel with cylinder piston rod a, diameter, and there is an opening hole and tuning plug junction, pass across a screw rod at this opening part; Establish for itself and piston rod join in this hole, and the mouth that this opens and the screw rod that crosses are clamping devices, so that the clamping piston bar; The outside horizontal direction in the top of this piston stroke tuning plug is that following cross bar rightabout bending goes out a bit of clapboard, and the end of clapboard is equipped with a fritter transverse slat, to increase the width of clapboard; Bending part also establishes a rotating shaft and an extension spring connects together clapboard and vertical rod, and its bending part is the joint of an activity.
Transfer gear (19) is " U " shape frame, be bent into by a block length batten, two risers have a pair of to perforation, perforation is passed one with the wheel shaft of two circle ditches, wheel shaft passes one in " U " shape frame radially have an aperture, and the limiting plate of a ball, a little spring, a sealing of hole screw is housed in the hole; Wheel shaft also passes a transfer ratchet that several narrow teeth and a wide tooth are arranged, the top of wheel be equipped with one with " U " shape frame with wide check plate.
Above-mentioned the first and second two three mouthfuls of two time-delay reset valves, its first type valve (18) is by two reversing air valves of three mouthfuls on a single gas control normal open type (an air inlet P, gas outlet A, an air vent R), and its gas control mouth (K mouth) has installed that an air-capacitor chamber and a gas outlet (A mouth) the outer one-way throttle valve of punching form; And that B-mode valve (16) is the reversing air valve that two gas outlets of an air inlet (P mouth) (A, B mouth) are arranged by a single gas control, and the one-way throttle valve outside its gas control mouth (K mouth) has been installed an air-capacitor chamber and a gas outlet (A mouth) punching forms.
Gas circuit connected mode of the present invention is:
Pipeline is out dialled behind the valve (14) minute four the tunnel: the one tunnel through three mouthfuls of two handss from source of the gas and is entered B-mode three mouthfuls (i.e. two gas outlet A of an air inlet P through three mouthfuls two mechanical valve b (9), B) the gas control mouth of two time-delay reset valves (16) (being the K mouth), the second the tunnel enters a relief valve b (10), Third Road enters the air inlet (being the P mouth) of two time-delay reset valves (18) of three mouthfuls on first type (i.e. gas outlet A of an air inlet P and an air vent R) through one two mouthfuls two ball valve (13), remaining a road then enters the P mouth of B-mode three mouthfuls two time-delay reset valves (16) and from the A of this time-delay reset valve, the B mouth divides two-way out; From the B mouth out a road, enter till the breathing equipment (15); This device is comprised of with the joint for respiratory device of empty oxygen mixer air flue automatic pressure reducing valve and breathing mask or the breathing catheter institute of joining a choke valve and one section flexible pipe and one; From the A mouth out a road divide again two-way, the one tunnel enters the K mouth of three mouthfuls two time-delay reset valves of first type (18) through three mouthfuls two mechanical valve a (8); Another road enters the P mouth of three mouthfuls two time-delay reset valves of first type (18), and from its A mouth out, enters single-acting cylinder (5) through a rapid escape valve with the noise elimination reducer (12).
Claims (6)
1. improved portable pneumatic cardiopulmonary resuscitation machine, its feature is: one is novel in length and breadth all on the side of folding tabular pedestal, and the middle part uprightly is installed with the column that thickness two pipes are nested; The root of column Lower Half extra heavy pipe is being set with an angle orientation pull bar, and extra heavy pipe suitable for reading is installed with a locker; This locker is to be passed across two cubes arranged side by side and consisted of by a screw rod; Wherein cube and the one that extra heavy pipe becomes to fix also will be processed into semi-cylindrical pit by the seam crossing take two cubes towards the one side of column as the center of circle; One end of the tubule of the column first half and a horizontal hollow cantilever joins, and the other end of cantilever is installed with a piston rod single-acting cylinder, spring reset down; This cylinder is different with other cylinder, and its upper end cover is provided with relief valve, and its bottom end cover has been installed the Limit screw parallel with piston rod; The end of piston rod has been installed long-pending close with a people palmar aspect contact of pressing; Cylinder is provided with the piston stroke tuning plug of " Z " shape towards a side of cantilever; In the hollow cantilever, by the bottom of piston stroke tuning plug be three mouthfuls of two mechanical valve, the top contact of piston stroke tuning plug be a cover transfer gear, the opposite side of transfer gear also is installed with three mouthfuls of two mechanical valve; Be provided with the air-passage connection board of two special uses in the remaining space of hollow cantilever, " L " shape gas path plate is dialled valve, two mouthfuls of two ball valves and a relief valve collection to three mouthfuls of two handss and has been contained in together, the square gas path plate of another piece has been contained in two three mouthfuls of two time-delay reset valves of the first and second types and the rapid escape valve collection with the noise elimination reducer together, and these several valves all are installed in the hollow cantilever; In addition, also have a breathing equipment that joins and form by joint for respiratory device and the breathing mask of the empty oxygen mixer air flue of choke valve, flexible pipe and band automatic pressure reducing valve, also be installed on this hollow cantilever.
2. according to claim 1, a kind of improved portable pneumatic cardiopulmonary resuscitation machine, its the novel tabular pedestal that all folds in length and breadth is a plate object that is become by six equally thick base plate plane permutation and combination, and the length of plate object is similar with wide shoulder breadth with the people; It laterally is divided into three rows, and every row is divided into again two base plates; Feature is: cross section of middle that row's base plate is up-narrow and down-wide trapezoidal, and the cross sections of two row's base plates on both sides all are approximate parallelogram, say that being similar to is because its seamed edge that makes progress by both sides is not rib, but circular-arc limit; The upper surface of this tabular pedestal is also adhering to a monoblock flexible material; A plastics shackle adhesive tape is then being pasted at suitable place, the back side of this tabular pedestal.
3. according to claim 1, a kind of improved portable pneumatic cardiopulmonary resuscitation machine, be arranged near the piston stroke tuning plug of " Z " shape of cylinder, its upstanding portion is hollow, inside installed a upright long bolt and one piece thus screw rod pass and the screw rod collision block that rotates to move up and down thus; The slotted hole that the part of collision block is opened by the vertical rod outer wall exposes outside the bar, and that wheel that is arranged on three mouthfuls two the mechanical valve on opposite, piston stroke tuning plug bottom contacts; The cross bar of piston stroke tuning plug bottom surfaces is then stretched out in the lower end of screw rod, and the extension screw rod also is equipped with knob; Cross bar is turned round in the lower end of piston stroke tuning plug, it is characterized in that: the end of piston stroke tuning plug lower crosspiece has also identical hole of parallel with cylinder piston rod a, diameter, there is an opening hole and tuning plug junction, pass across a screw rod at this opening part; The outside horizontal direction in the top of this piston stroke tuning plug is that following cross bar rightabout bending goes out a bit of clapboard, and the end of clapboard is equipped with a fritter transverse slat.
4. according to claim 1, a kind of improved portable pneumatic cardiopulmonary resuscitation machine, the feature of the transfer gear of installing is: " U " shape frame, bent by a block length batten and to form, two have a pair of to perforation above the riser, perforation is passed one with the wheel shaft of two circle ditches, and wheel shaft passes one in " U " shape frame radially having an aperture, and the limiting plate of ball, a little spring, a sealing of hole screw is housed in the hole; Wheel shaft also passes a transfer ratchet that several narrow teeth and a wide tooth are arranged, the top of ratchet be equipped with one with " U " shape frame with wide check plate.
5. according to claim 1, a kind of improved portable pneumatic cardiopulmonary resuscitation machine, two three mouthfuls of two time-delay reset valves of the first and second types of its installation is characterized in that: its first type valve is an air-capacitor chamber to be installed and the gas outlet outer one-way throttle valve of punching forms by the gas control mouth of three mouthfuls of two reversing air valves of a single gas control normal open type; And B-mode valve is an air-capacitor chamber to be installed and the gas outlet outer one-way throttle valve of punching forms by the gas control mouth of the reversing air valve that two gas outlets of an air inlet are arranged of a single gas control.
6. according to claim 1, a kind of improved portable pneumatic cardiopulmonary resuscitation machine, it is characterized in that: gas circuit connected mode of the present invention is: pipeline is out dialled behind the valve minute four the tunnel: the one tunnel through three mouthfuls of two handss from source of the gas and is entered B-mode three mouthfuls (i.e. two gas outlet A of an air inlet P through three mouthfuls of two mechanical valve b, B) the gas control mouth of two time-delay reset valves (being the K mouth), the second the tunnel enters a relief valve b, Third Road enters the air inlet (being the P mouth) of two time-delay reset valves of three mouthfuls on first type (i.e. gas outlet A of an air inlet P and an air vent R) through one two mouthfuls two ball valve, remaining a road then enters the P mouth of B-mode three mouthfuls of two time-delay reset valves and from the A of this time-delay reset valve, the B mouth divides two-way out; From the B mouth out a road, enter till the breathing equipment; This device is comprised of with the joint for respiratory device of empty oxygen mixer air flue automatic pressure reducing valve and the breathing mask institute of joining a choke valve, one section flexible pipe and one; From the A mouth out a road divide again two-way, the one tunnel enters the K mouth of three mouthfuls of two time-delay reset valves of first type through three mouthfuls of two mechanical valve a; Another road enters the P mouth of three mouthfuls of two time-delay reset valves of first type, and from its A mouth out, enters single-acting cylinder through a rapid escape valve with the noise elimination reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010275176 CN101933882B (en) | 2010-09-08 | 2010-09-08 | Improved portable pneumatic cardiopulmonary resuscitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010275176 CN101933882B (en) | 2010-09-08 | 2010-09-08 | Improved portable pneumatic cardiopulmonary resuscitator |
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| CN101933882A CN101933882A (en) | 2011-01-05 |
| CN101933882B true CN101933882B (en) | 2013-04-17 |
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| CN 201010275176 Expired - Fee Related CN101933882B (en) | 2010-09-08 | 2010-09-08 | Improved portable pneumatic cardiopulmonary resuscitator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104173180A (en) * | 2014-09-03 | 2014-12-03 | 鞍山市铭辉激光医疗科技股份有限公司 | Air-control pneumatic cardiac 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 |
| CN106553201B (en) * | 2017-01-03 | 2019-05-28 | 上海量明科技发展有限公司 | Lifesaving robot and its implementation |
| US11179293B2 (en) | 2017-07-28 | 2021-11-23 | Stryker Corporation | Patient support system with chest compression system and harness assembly with sensor system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995008316A1 (en) * | 1993-09-24 | 1995-03-30 | Willy Vistung | Mobile cardiac massage apparatus |
| CN2394627Y (en) * | 1999-08-05 | 2000-09-06 | 张士博 | Portable pneumatic cardio-pulmonary resuscitation machine |
| CN2780184Y (en) * | 2005-02-28 | 2006-05-17 | 张士博 | Longitudinal and horizontal folded plate type pedastal |
| CN201921097U (en) * | 2010-09-08 | 2011-08-10 | 鞍山市铭辉激光医疗科技股份有限公司 | Improved portable pneumatic cardiopulmonary resuscitation machine |
-
2010
- 2010-09-08 CN CN 201010275176 patent/CN101933882B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995008316A1 (en) * | 1993-09-24 | 1995-03-30 | Willy Vistung | Mobile cardiac massage apparatus |
| CN2394627Y (en) * | 1999-08-05 | 2000-09-06 | 张士博 | Portable pneumatic cardio-pulmonary resuscitation machine |
| CN2780184Y (en) * | 2005-02-28 | 2006-05-17 | 张士博 | Longitudinal and horizontal folded plate type pedastal |
| CN201921097U (en) * | 2010-09-08 | 2011-08-10 | 鞍山市铭辉激光医疗科技股份有限公司 | Improved portable pneumatic cardiopulmonary resuscitation machine |
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