CN106420244B

CN106420244B - A kind of care appliances with monitoring function

Info

Publication number: CN106420244B
Application number: CN201610987374.6A
Authority: CN
Inventors: 周海燕; 崔韡
Original assignee: Individual
Current assignee: Zhou Haiyan
Priority date: 2016-11-10
Filing date: 2016-11-10
Publication date: 2017-12-08
Anticipated expiration: 2036-11-10
Also published as: CN106420244A

Abstract

The invention discloses a kind of care appliances with monitoring function, including：Obstetric table, monitor device and midwifery device.Monitor device can guard the vital sign of puerpera and fetus simultaneously, and real-time display is observed on display controller for medical personnel, so that when there are stringent effort, medical personnel take Emergency Assistance measure, it is often more important that：Medical personnel can not have to the indices for frequently taking action on one's own to measure the life of puerpera and fetus, so as to which the labor intensity of medical personnel greatly reduce.Obstetric table is pivotably edge-on by support, can erect production when puerpera produces, so as to avoid the risk for the easy bacterium infection brought because lying low production.Midwifery device is added, the sucker of the midwifery device can aid in pulling out fetus from uterus in the case where puerpera voluntarily produces rough sledding by attracting fetus head.

Description

A kind of care appliances with monitoring function

Technical field

The present invention relates to a kind of medical equipment, more particularly to a kind of care appliances with monitoring function.

Background technology

On the one hand, puerpera the just before giving birth stage, it is necessary to which medical personnel double to nurse and looked after.To reduce the prison of medical personnel Intensity is protected, and is capable of the just before giving birth situation (including the health status of puerpera and health status of fetus) of real-time monitoring puerpera, it is existing Have and occur monitor device in technology, the monitor device can be good at the health status of the health status and fetus to puerpera Guarded, so as to reduce the monitoring intensity of medical personnel, and reduce just before giving birth dangerous generation.

On the other hand, when puerpera produces, sometimes due to fetus build reduce, puerpera can not voluntarily produce, it is necessary to by Sucker attracts the head of fetus, and so as to attract fetus to go out uterus, but the attraction of sucker of the prior art is unstable (i.e. The pressure value in the air negative pressure area that sucker is formed is unstable), when the attraction of sucker is excessive, easily the head of fetus is made Into damage, this certainly will be quite dangerous, that is to say, that sucker of the prior art does not have the pressure of stable air negative pressuren zone The control device of value.

From the foregoing, the device just before giving birth for puerpera has the disadvantages that in the prior art：

1st, monitor device is relative with the use of sucker isolates, and is not integrated in together.

2nd, sucker has attracted unstable to fetus, easily fetus is caused to damage when attraction is excessive.

The content of the invention

For above-mentioned technical problem present in existing technology, of the invention implementing provides a kind of with monitoring function Care appliances.

In order to solve the above technical problems, the technical solution adopted by the present invention is：

A kind of care appliances with monitoring function, including：

Obstetric table, it is rotatably articulated on pedestal by support；The head end of the obstetric table is provided with pillow of lying, the obstetric table Both sides be provided with handle, the tail end of the obstetric table is provided with pedal, with when the obstetric table is by pivoting edge-on, the handle The armpit of puerpera is supported on, the pedal is trampled for the both feet of the puerpera；

Monitor device, it includes electrocardioscanner and fetal heart monitor and display controller, and the electrocardioscanner is used In the electrocardiogram (ECG) data for monitoring the puerpera, the fetal heart monitor is used for the fetal rhythm data for monitoring fetus, the display controller With display screen, the display screen, which has, to be used to show the first viewing area of the electrocardiogram (ECG) data and for showing the fetal rhythm number According to the second viewing area；Also there is the display controller startup for starting the electrocardioscanner and the fetal heart monitor to press Button；The display controller is articulated in the lower section of the head end of the obstetric table by rocking bar；

Midwifery device, it includes actuator, the air exhauster that is connected with the actuator and is driven by the actuator, is used for Attract the sucker of fetus head and connect the conduit of the sucker and the air exhauster, the sucker includes：

Tabular keeping body, its first plate face is formed with the joint for connecting the conduit；

Sucker body, it is that first end is in horn-like cylinder, and the second end of the sucker body is fixed on the tabular In second plate face of keeping body, air intake passage is offered in the tabular keeping body, the air intake passage penetrates from the first plate face To the second plate face the joint so that the sucker body connects with the conduit, when the air exhauster exhausting, the suction Air negative pressure area is formed in disk body in the region of the tabular keeping body；

First control unit, it is used to control the air pressure in the air negative pressure area, with when the air negative pressure area When interior air is less than predetermined value, first control unit is air-supplied to the air negative pressure area.

Preferably, the speed governing button and use for adjusting the actuator rotating speed are additionally provided with the display controller In the corner button for controlling the obstetric table pivoting angle.

Preferably, first control unit includes the first valve body and the first valve rod with the first valve element；Described first The first valve pocket is offered in valve body, first valve rod is arranged in first valve pocket, and first valve element is by described first Valve pocket is divided into left chamber and right chamber room, and the left chamber is connected by sprue with the air intake passage, the sprue Air inlet forms the end in the axial direction of the left chamber, and the right chamber room is connected by by-pass flow road with the sprue, institute The first valve rod is stated towards one end of the air inlet of the sprue formed with conehead, is provided with the right chamber room for pushing against institute The first spring of the first valve rod is stated, is further opened with radially connecting the of the left chamber and outside air on first valve body One import, wherein：

When first spring to the air pressure in the thrust of first valve rod and the left chamber to described first When the thrust sum of valve rod is equal to or more than first inlet pressure, the conehead of first valve rod blocks the sprue Air inlet, when first spring to the air pressure in the thrust of first valve rod and the left chamber to first valve When the thrust sum of bar is less than first inlet pressure, the air inlet of the conehead of the first valve rod away from the sprue, Outside air enters the air inlet of the sprue from first import, and enters through the sprue, the air intake passage The air negative pressure area.

Preferably, first control unit also includes the second valve element, and the second valve pocket is further opened with first valve body, Second valve element is arranged in second valve pocket, and the right chamber room passes through the first pilot flow path and the axle of second valve pocket Upward end is connected, and second spring is additionally provided with second valve pocket, and the second spring is used to push against second valve Core is so that second valve element can block first pilot flow path, and first valve rod is formed with penetrated in the axial direction Two pilot flow paths, second pilot flow path connect the sprue and second valve pocket, offered on first valve element The throttling road of the left chamber and the right chamber room is connected, wherein：

When first spring to the air pressure in the thrust of first valve rod and the left chamber to described first When the thrust sum of valve rod is less than the outside air, the throttling road of the outside air through first valve element enters institute Left chamber is stated, then pushes against second valve element through first pilot flow path and enters second valve pocket, then through described second first Pathway enters the sprue, so that the air pressure in the right chamber room reduces and the first valve element is moved to right sprue Air inlet open.

Preferably, the midwifery device also includes the pouch made of elastic expandable material, and filling is free in the pouch Gas, the pouch are arranged in the sucker body, and are attached at the inwall of the sucker body, and the pouch surrounds an energy Enough parts coat the receiving space of fetus head, and the air intake passage connects with the accommodation space, air negative pressure area shape Into in the top area when the pouch coats the fetus head positioned at head.

Preferably, the midwifery device also includes being used for the second control unit for controlling air pressure in the pouch, institute State the second valve body and the 3rd valve element that the second control unit includes being fixed on the outer wall of the sucker body, second valve body The 3rd valve pocket is inside offered, the 3rd valve element is arranged in the 3rd valve pocket, and one end of the 3rd valve pocket is formed with passing through The inflation runner passed in pouch, it is provided with the 3rd valve pocket for pushing against the 3rd valve element so that the 3rd valve element The 3rd spring of the inflation runner can be blocked, the part that the 3rd valve pocket is provided with the 3rd spring passes through voltage stabilizing stream Air communication in road and the pouch, the second import is further opened with second valve body, second import is used to connect 3rd valve pocket is with outside air so that when the air pressure of the pouch reduces, the 3rd valve element is away from the aerated flow The air inlet in road, so that outside air is entered in the pouch to make the pouch to the fetus by the inflation runner The cladding power increase on head.

Preferably, the pressure accumulation body for being inflated for the pouch is equiped with second import.

Preferably, the first top of the pretension thrust for adjusting the second spring is additionally provided with first valve body Silk.

Preferably, the second top of the pretension thrust for adjusting the 3rd spring is additionally provided with second valve body Silk.

Compared with prior art, the beneficial effect of the care appliances with monitoring function of the invention is：

1st, monitor device can guard the vital sign of puerpera and fetus simultaneously, and real-time display supplies doctor on display controller Personal observations are protected, so that when there are stringent effort, medical personnel take Emergency Assistance measure, it is often more important that：Medical personnel The indices for frequently taking action on one's own to measure the life of puerpera and fetus can not had to, so as to which medical care people greatly reduce The labor intensity of member.

2nd, obstetric table is pivotably edge-on by support, can erect production when puerpera produces, so as to avoid because lying low The risk for the easy bacterium infection for producing and bringing.

3rd, midwifery device is added, the sucker of the midwifery device can pass through suction in the case where puerpera voluntarily produces rough sledding Draw fetus head and aid in pulling out fetus from uterus.

Brief description of the drawings

Fig. 1 is the structural representation of the care appliances (obstetric table is horizontal positioned) with monitoring function of the present invention；

Fig. 2 is the structural representation of the care appliances (the edge-on placement of obstetric table) with monitoring function of the present invention；

Fig. 3 is (the first control unit and the second control of midwifery device in the care appliances with monitoring function of the invention Unit does not supplement air) structural representation；

Fig. 4 is (the first control unit and the second control of midwifery device in the care appliances with monitoring function of the invention Unit supplement air) structural representation；

Fig. 5 is the zoomed-in view of local A in Fig. 3；

Fig. 6 is the zoomed-in view of local B in Fig. 4.

In figure：

1000- midwifery devices 1000；2000- display controllers 2000；2001- display screens；The viewing areas of 2002- first； The viewing areas of 2003- second；2004- start buttons；2005- speed governing buttons；2006- corner buttons；2007- rocking bars；3000- is produced Bed；3001- lies pillow；3002- handles；3003- pedals；3004- supports；3005- pedestals；100- actuators；200- air exhausters； 400- conduits；500- suckers；510- tabular keeping bodies；511- joints；512- air intake passages；520- sucker bodies；530- first Control unit；The valve bodies of 531- first；532- left chamber；533- right chambers room；The valve rods of 534- first；The valve elements of 535- first；536- One spring；The valve pockets of 537- second；The valve elements of 538- second；539- second springs；The pilot flow paths of 540- first；The pilot flows of 541- second Road；542- sprues；543- by-pass flows road；544- throttlings road；The imports of 545- first；The jackscrews of 546- first；550- pouches；560- Two control units；The valve bodies of 561- second；The valve pockets of 562- the 3rd；The valve elements of 563- the 3rd；The springs of 564- the 3rd；565- inflates runner； 566- voltage stabilizing runners；567- pressure accumulation bodies；The imports of 568- second；The jackscrews of 569- second；600- heads.

Embodiment

To make those skilled in the art be better understood from technical scheme, below in conjunction with the accompanying drawings and specific embodiment party Formula elaborates to the present invention.

As depicted in figs. 1 and 2, the invention discloses a kind of care appliances with monitoring function, there should be monitoring function Care appliances include：Obstetric table 3000, monitor device and midwifery device 1000.Specifically, obstetric table 3000 passes through support 3004 Rotatably it is articulated on pedestal 3005；The head end of obstetric table 3000 is provided with pillow 3001 of lying, and the both sides of obstetric table 3000 are provided with handle Hand 3002, the tail end of obstetric table 3000 are provided with pedal 3003, so that when obstetric table 3000 is by pivoting edge-on, handle 3002 is supported on The armpit of puerpera, pedal 3003 are trampled for the both feet of puerpera；Monitor device includes electrocardioscanner and fetal heart monitor and shown Show controller 2000, electrocardioscanner is used for the electrocardiogram (ECG) data for monitoring puerpera, and fetal heart monitor is used for the fetal rhythm number for monitoring fetus According to display controller 2000 has display screen 2001, and display screen 2001 has the first viewing area for being used for showing electrocardiogram (ECG) data 2002 and for showing the second viewing area 2003 of fetal rhythm data；Display controller 2000, which also has, starts electrocardioscanner and tire The start button 2004 of heart monitor；Display controller 2000 is articulated in the lower section of the head end of obstetric table 3000 by rocking bar 2007； Midwifery device 1000 include actuator 100, be connected with actuator 100 and driven by actuator 100 air exhauster 200, for inhaling Draw the sucker 500 and the conduit 400 of connecting sucker 500 and air exhauster 200 of fetus head 600, sucker 500 includes：Tabular is protected Body 510 is held, its first plate face is formed with the joint 511 for connecting conduit 400；Sucker body 520, it is that first end is in loudspeaker The cylinder of shape, the second end of sucker body 520 are fixed in the second plate face of tabular keeping body 510, opened in tabular keeping body 510 Provided with air intake passage 512, air intake passage 512 is penetrated from the first plate face to the joint of the second plate face so that sucker body 520 is with leading Pipe 400 connects, and forming air in the region of tabular keeping body 510 when 200 exhausting of air exhauster, in sucker body 520 bears Nip；First control unit 530, it is used to control the air pressure in air negative pressure area, with when the air in air negative pressure area During less than predetermined value, the first control unit 530 is air-supplied to air negative pressure area.

The care appliances advantage with monitoring function that above-described embodiment is provided is：

1st, monitor device can guard the vital sign of puerpera and fetus simultaneously, and real-time display is on display controller 2000 Observed for medical personnel, so that when there are stringent effort, medical personnel take Emergency Assistance measure, it is often more important that：Medical care Personnel can not have to the indices for frequently taking action on one's own to measure the life of puerpera and fetus, so as to which doctor greatly reduce The labor intensity of shield personnel.

2nd, obstetric table 3000 is pivotably edge-on by support 3004, can erect production when puerpera produces, so as to avoid The risk for the easy bacterium infection brought because of the production that lies low.

3rd, midwifery device 1000 is added, the sucker 500 of the midwifery device 1000 can voluntarily produce unfavorable feelings in puerpera Under condition, aid in pulling out fetus from uterus by attracting fetus head 600.

It is in the present invention the characteristics of sucker 500：By the first control unit 530 when the air in sucker 500 is born Air in nip less than predetermined value (predetermined value be medical personnel precalculate design make it possible to draw fetus and not As for the air pressure value corresponding to the gravitation of damage fetus head 600) when, sucker 500 introduces air and by the sky from the external world Gas is fed to air negative pressure area so that air pressure value raises.

It should illustrate：The position in so-called " air negative pressure area " is located at when sucker 500 attracts fetus, and the one of fetal head tip Subregion, the region are connected with air exhauster 200 by conduit 400, and the air pressure in the region is with sucker 500 to fetus Attraction is inversely proportional, that is to say, that and in air negative pressure area (areal pressure because air exhauster 200 takes partial air away, its air Pressure is less than external air pressure) air pressure value it is smaller, sucker 500 is bigger to the attraction of fetus, to prevent sucker 500 It is excessive to the attraction of fetus and fetus head 600 is caused to damage, by the first control unit 530 in real time to air negative pressure area It is interior air-supplied so that the air-stable in air negative pressure area is unlikely to attraction that can either attract the head 600 of fetus It is excessive and damage in the pressure value of fetus.

Preferably, be additionally provided with display controller 2000 for adjust the speed governing button 2005 of the rotating speed of actuator 100 with And for controlling the corner button 2006 of the pivoting angle of obstetric table 3000.

The structure of the first control unit 530 of the air pressure value in air negative pressure area, which can be controlled, to be had a lot, in this hair In a bright preferred embodiment, as shown in Figure 3 and Figure 4, the first control unit 530 includes the first valve body 531 and with first First valve rod 534 of valve element 535；The first valve pocket is offered in first valve body 531, the first valve rod 534 is arranged in the first valve pocket, First valve pocket is divided into left chamber 532 and right chamber room 533 by the first valve element 535, and left chamber 532 passes through sprue 542 and air-breathing Passage 512 connects, and the air inlet of sprue 542 forms the end in the axial direction of left chamber 532, and right chamber room 533 passes through by-pass flow Road 543 connects with sprue 542, and the first valve rod 534 is towards one end of the air inlet of sprue 542 formed with conehead, right chamber room The first spring 536 for pushing against the first valve rod 534 is provided with 533, is further opened with radially connecting a left side on the first valve body 531 First import 545 of chamber 532 and outside air, wherein：

When the first spring 536 to the air pressure in the thrust of the first valve rod 534 and left chamber 532 to the first valve rod 534 Thrust sum when being equal to or more than the first 511 pressure of import, the air inlet of the conehead closure sprue 542 of the first valve rod 534, When the first spring 536 to the thrust of the first valve rod 534 and the air pressure in left chamber 532 to the thrust of the first valve rod 534 it During with less than the first 511 pressure of import, air inlet of the conehead away from sprue 542 of the first valve rod 534, outside air is from first Import 511 enters the air inlet of sprue 542, and through sprue 542, the air inlet negative pressuren zone of air intake passage 512.

It should explain：Outside air enters left chamber 532 and the first valve element 535 is produced from the first import 545 necessarily to be pushed away Power F1, the first spring 536 produce certain thrust F2 to the first valve element 535, and the air in air negative pressure area is through sprue 542 and side Runner 543 enters right chamber room 533, and the air pressure in the right chamber room 533 is equal to the air pressure in air negative pressure area, the air Pressure produces the thrust F3 identical and in opposite direction with F1 with F2 directions to the first valve element 535, when F2 is equal to or greatly with F3 sums When F1, the first valve rod 534 closure sprue 542, outside air cannot be introduced into air negative pressure area, in this way, can be by limiting the The thrust F2 of one spring 536, the air pressure in air negative pressure area is set (to be less than the predetermined value, to fetal head when being less than predetermined value The attraction in portion 600 will be excessive), F2 is less than F1 with F3 sums, now, the first air inlet of the valve rod 534 away from sprue 542, Outside air raises the pressure value in air negative pressure area by the air inlet negative pressuren zone of sprue 542, so as to smaller to tire The attraction on youngster head 600, and when pressure value is increased to predetermined value, F2 is more than F1, the air inlet of sprue 542 with F3 sums Closed again by the first valve rod 534.So that sucker 500 can either attract fetus head 600 and be unlikely to attraction it is excessive and Damage fetus.

To make the action of air inlet that the first valve rod 534 opens and closes sprue 542 tend to relax and steady, so that empty Air pressure in gas negative pressuren zone is unlikely to suddenly to fluctuate, and guide structure is additionally provided with the first control unit 530, specifically, First control unit 530 also includes the second valve element 538, and the second valve pocket 537, the second valve element 538 are further opened with the first valve body 531 It is arranged in the second valve pocket 537, right chamber room 533 is connected by the end in the axial direction of the first pilot flow path 540 and the second valve pocket 537 It is logical, second spring 539 is additionally provided with the second valve pocket 537, second spring 539 is used to push against the second valve element 538 so that the second valve Core 538 can block the first pilot flow path 540, the first valve rod 534 formed with the second pilot flow path 541 penetrated in the axial direction, Second pilot flow path 541 connects the valve pocket 537 of sprue 542 and second, and connection left chamber 532 He is offered on the first valve element 535 The throttling road 544 of right chamber room 533, wherein：When thrust of first spring 536 to the first valve rod 534 and the air in left chamber 532 When pressure is less than outside air to the thrust sum of the first valve rod 534, throttling road 544 of the outside air through the first valve element 535 enters Enter left chamber 532, then push against the second valve element 538 through the first pilot flow path 540 and enter the second valve pocket 537, then first turned on through second Road enters sprue 542, so that the air pressure in right chamber room 533 reduces and the first valve element 535 is moved to right sprue 542 Air inlet open.In this way, when needing air-supplied to air negative pressure area, outside air passes through 544, first guide that throttles Runner 540, the air inlet negative pressuren zone of the second pilot flow path 541, and cause the first valve element 535 to drive the first valve rod 534 slow simultaneously Slow movement causes sprue 542 to open, so that the pressure in air negative pressure area is slowly increased.

For effectively protection fetus head 600 and and reduce to the attraction of fetus, as shown in Fig. 3 to 6, midwifery device 1000 Also include the pouch 550 made of elastic expandable material, be filled with air in pouch 550, pouch 550 is arranged on sucker body In 520, and the inwall of sucker body 520 is attached at, pouch 550 surrounds a collecting that can partly coat fetus head 600 Space, air intake passage 512 are connected with accommodation space, and air negative pressure area is formed to be located at when pouch 550 coats fetus head 600 The top area on head 600.And midwifery device 1000 also includes being used to control second of air pressure in pouch 550 to control list Member 560, the second control unit 560 include the second valve body 561 and the 3rd valve element 563 being fixed on the outer wall of sucker body 520, The 3rd valve pocket 562 is offered in second valve body 561, the 3rd valve element 563 is arranged in the 3rd valve pocket 562, and the one of the 3rd valve pocket 562 End formed with insertion to the inflation runner 565 in pouch 550, be provided with the 3rd valve pocket 562 for push against the 3rd valve element 563 with The 3rd valve element 563 is set to block the 3rd spring 564 of inflation runner 565, the 3rd valve pocket 562 is provided with the 3rd spring 564 Part is further opened with the second import 568 by the air communication in voltage stabilizing runner 566 and pouch 550 on the second valve body 561, the Two imports 568 are used to connecting the 3rd valve pocket 562 and outside air with when the air pressure of pouch 550 reduces, the 3rd valve element 563 Air inlet away from inflation runner 565, so that outside air is entered in pouch 550 to make pouch 550 right by inflating runner 565 The cladding power increase on the head 600 of fetus.In this way, pouch 550 can be controlled to tire by controlling the gas pressure in pouch 550 The cladding power on youngster head 600, so as to not increase the attraction of sucker 500, the situation of damage is not caused to fetus head 600 Under, it can increase that (tractive force is different from attraction, is by coating the whole head of fetus to the tractive force of fetus head 600 600 and it is caused, fetus head 600 will not be caused to damage, and attraction is to attract the part on head 600, it is local Pulling force is bigger).For example, in the pouch 550 because air is less and when coating bad to fetus head 600, the 3rd valve element 563 from Dynamic to open, outside air enters in pouch 550 and adds the amount of air in pouch 550, so that fill up can for pouch 550 The preferably degree of cladding fetus head 600.

Preferably, the pressure accumulation body 567 for being inflated for pouch 550 is equiped with the second import 568.

Preferably, the first jackscrew of the pretension thrust for adjusting second spring 539 is additionally provided with the first valve body 531 546.Preferably, the second jackscrew 569 of the pretension thrust for adjusting the 3rd spring 564 is additionally provided with the second valve body 561.

Claims

A kind of 1. care appliances with monitoring function, it is characterised in that including：

Obstetric table, it is rotatably articulated on pedestal by support；The head end of the obstetric table is provided with pillow of lying, and the two of the obstetric table Side is provided with handle, and the tail end of the obstetric table is provided with pedal, with when the obstetric table is by pivoting edge-on, the handle support In the armpit of puerpera, the pedal is trampled for the both feet of the puerpera；

Monitor device, it includes electrocardioscanner and fetal heart monitor and display controller, and the electrocardioscanner is used to supervise The electrocardiogram (ECG) data of the puerpera is surveyed, the fetal heart monitor is used for the fetal rhythm data for monitoring fetus, and the display controller has Display screen, the display screen, which has, to be used to show the first viewing area of the electrocardiogram (ECG) data and for showing the fetal rhythm data Second viewing area；The display controller also has the start button for starting the electrocardioscanner and the fetal heart monitor； The display controller is articulated in the lower section of the head end of the obstetric table by rocking bar；

Midwifery device, it includes actuator, the air exhauster that is connected with the actuator and is driven by the actuator, for attracting The sucker of fetus head and the conduit for connecting the sucker and the air exhauster, the sucker include：

Tabular keeping body, its first plate face is formed with the joint for connecting the conduit；

Sucker body, it is that first end is in horn-like cylinder, and the second end of the sucker body is fixed on the tabular and kept In second plate face of body, air intake passage is offered in the tabular keeping body, the air intake passage is penetrated to from the first plate face The joints of two plate faces is so that the sucker body connects with the conduit, when the air exhauster exhausting, the sucker sheet Air negative pressure area is formed in the region of the tabular keeping body in vivo；

First control unit, it is used to control the air pressure in the air negative pressure area, with when in the air negative pressure area When air pressure is less than predetermined value, first control unit is air-supplied to the air negative pressure area；

First control unit includes the first valve body and the first valve rod with the first valve element；Offered in first valve body First valve pocket, first valve rod are arranged in first valve pocket, and first valve pocket is divided into a left side by first valve element Chamber and right chamber room, the left chamber are connected by sprue with the air intake passage, and the air inlet of the sprue is formed End in the axial direction of the left chamber, the right chamber room are connected by by-pass flow road with the sprue, the first valve rod court To the sprue air inlet one end formed with conehead, be provided with the right chamber room for pushing against first valve rod First spring, it is further opened with radially connecting the first import of the left chamber and outside air on first valve body, wherein：

When first spring to the air pressure in the thrust of first valve rod and the left chamber to first valve rod Thrust sum when being equal to or more than the pressure of first import, the conehead of first valve rod blocks entering for the sprue Gas port, when first spring to the air pressure in the thrust of first valve rod and the left chamber to first valve rod Thrust sum be less than first import pressure when, the air inlet of the conehead of the first valve rod away from the sprue, Outside air enters the air inlet of the sprue from first import, and enters through the sprue, the air intake passage The air negative pressure area.
2. the care appliances according to claim 1 with monitoring function, it is characterised in that first control unit is also Including the second valve element, the second valve pocket is further opened with first valve body, second valve element is arranged in second valve pocket, The right chamber room is connected by the first pilot flow path with the end in the axial direction of second valve pocket, is also set in second valve pocket Second spring is equipped with, the second spring is used to push against second valve element so that second valve element can block described first Pilot flow path, first valve rod connect institute formed with the second pilot flow path penetrated in the axial direction, second pilot flow path Sprue and second valve pocket are stated, the throttling for connecting the left chamber and the right chamber room is offered on first valve element Road, wherein：

When first spring to the air pressure in the thrust of first valve rod and the left chamber to first valve rod Thrust sum when being less than the outside air, the throttling road of the outside air through first valve element enters the left side Chamber, then push against second valve element through first pilot flow path and enter second valve pocket, then through second pilot flow Road enters the sprue, so that the air pressure in the right chamber room reduces and the first valve element is moved to right entering sprue Gas port is opened.
3. the care appliances according to claim 1 with monitoring function, it is characterised in that the midwifery device also includes The pouch made of elastic expandable material, the pouch is interior to be filled with air, and the pouch is arranged in the sucker body, and The inwall of the sucker body is attached at, the pouch surrounds a receiving space that can partly coat fetus head, described Air intake passage is connected with the receiving space, and the air negative pressure area is formed in the position when the pouch coats the fetus head Top area in head.
4. the care appliances according to claim 3 with monitoring function, it is characterised in that the midwifery device also includes For controlling the second control unit of air pressure in the pouch, second control unit includes being fixed on the sucker sheet The second valve body and the 3rd valve element on the outer wall of body, the 3rd valve pocket is offered in second valve body, and the 3rd valve element is set In the 3rd valve pocket, one end of the 3rd valve pocket is formed with insertion to the inflation runner in pouch, the 3rd valve pocket Inside it is provided with for pushing against the 3rd valve element so that the 3rd valve element can block the 3rd spring of the inflation runner, institute State the 3rd valve pocket and be provided with the part of the 3rd spring by the air communication in voltage stabilizing runner and the pouch, described second The second import is further opened with valve body, second import is used to connect the 3rd valve pocket with outside air with when the pouch Air pressure reduce when, the 3rd valve element away from it is described inflation runner air inlet so that outside air is filled by described Flow channel enters in the pouch and the pouch is increased the cladding power on the head of the fetus.
5. the care appliances according to claim 4 with monitoring function, it is characterised in that installed in second import There is the pressure accumulation body for being inflated for the pouch.
6. the care appliances according to claim 2 with monitoring function, it is characterised in that also set on first valve body It is equipped with the first jackscrew of the pretension thrust for adjusting the second spring.
7. the care appliances according to claim 4 with monitoring function, it is characterised in that also set on second valve body It is equipped with the second jackscrew of the pretension thrust for adjusting the 3rd spring.