CN201905879U

CN201905879U - Split digital cardiotocograph

Info

Publication number: CN201905879U
Application number: CN2011200035657U
Authority: CN
Inventors: 郝天羽; 郝宽
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-07
Filing date: 2011-01-07
Publication date: 2011-07-27
Anticipated expiration: 2021-01-07

Abstract

The utility model belongs to the field of medical apparatus and instruments, in particular to a split digital cardiotocograph which comprises a duckbill-type speculum, a colored camera, a pressure detection device, a computer and a backing plate. The split digital cardiotocograph can digitally monitor cervical dilation degree, fetal presentation dropping degree, fetal position change, fetal head lowering push caused by the force of labor and other important indexes reflecting a birth process, the quality in science and precision is qualitatively improved, and the subjective judging mode of traditional vaginal palpation examination and the indirect monitoring mode of an abdominal pressure sensor are changed.

Description

A kind of split type digitized childbirth monitor

Technical field

This utility model belongs to medical instruments field, is specifically related to a kind of split type digitized childbirth monitor.

Background technology

Human clinical monitoring through cloudy birth process still is in empirical science and experience monitoring level substantially, except that the fetal rhythm rate has realized through the monitoring of stomach wall Doppler electronic, the important monitoring index of relevant stages of labor, as dialatation of cervical os degree, fetal presentation decline degree, important monitoring index such as fetal head decline thrust due to fetal position situation of change and the force of labor, still on the subjective judgment level that is in the vaginal touch inspection of non-digitalization and draws in view of the above, use clinically now through stomach wall pressure sensor monitoring uterine contraction, the variation of the uplift forces that its principle applies to stomach wall for the uterus that is contraction state with the pressure sensor monitoring uterine contraction phase, it only reflects indirectly that uterine contraction is strong and weak and changes and the persistent period.Owing to aforementioned internalise, change the existence of factor indirectly, make the important monitoring index of relevant stages of labor can not be accurately, draw objectively, so that be based upon the theoretical knowledge of relevant childbirth on the above-mentioned monitoring basis and the category that Clinical Processing still rests on empirical science substantially, at aspects such as science, objectivity and practicality great limitation is arranged still, up to now, Shang Wuke implements direct digitized monitoring instrument for the important monitoring index to above-mentioned relevant stages of labor of clinical use.

The utility model content

The purpose of this utility model be to provide a kind of to mature due to the moon childbirth Middle Palace eck degrees of expansion, fetal presentation decline degree, fetal position situation of change and the uterine contraction important monitoring index such as fetal head decline thrust implement direct digitized monitoring instrument.

This utility model solves the problems of the technologies described above the technical scheme that is adopted: this split type digitized childbirth monitor, comprise duck-billed speculum, colour imagery shot, apparatus for detecting pressure, computer and backing plate, it is characterized in that: described duck-billed speculum is set to be made up of the last leaf and the inferior lobe that are connected, the leading portion of last leaf is set to be used to probe into the portion that probes into of vagina, back segment is set to be used to connect the connecting portion of colour imagery shot shell, the leading portion of inferior lobe is set to be used to probe into the portion that probes into of vagina, back segment is set to be used for the handle portion of manipulation, last leaf be set to probe into both sides, portion rear end being connected of inferior lobe and be provided with pivot pin at last leaf, probe into both sides, portion rear end inferior lobe and be provided with axis hole, hinged with pivot pin and axis hole; Described colour imagery shot comprises shell, camera lens, illuminating lamp, body and USB communication interface, and wherein shell is set to the housing of handle shape, and its front end is mounted with camera lens and illuminating lamp, is mounted with body in it; Described apparatus for detecting pressure comprises feeler lever and digital pull and push dynamometer, wherein digital pull and push dynamometer is the digital pull and push dynamometer with shell, push-pull effort probe, keyboard, display, rechargeable battery and USB communication interface, feeler lever is set to the elongated rod shape body, and its rear end is connected with the front end reversibility of push-pull effort probe; Described backing plate is set to have differing heights

Shape hard block; The connecting portion of described duck-billed speculum is connected with the shell reversibility of colour imagery shot, described colour imagery shot is connected with computer with USB cable, described pressure sensor device is connected with computer with USB cable, and described backing plate is used for the shell that reversibility is laid the digital pull and push dynamometer of the shell of colour imagery shot or apparatus for detecting pressure.Described two probe into portion's outer surface vertically goes up the sign line that can be provided with sign length; Described two probe into the sign line that transversely can be provided with sign length of portion's front end inner surface; Described two probe into portion's front end inner surface is provided with color sign point or line; Described two rear portions that probe into portion can be provided with the spy window of window-like, also this spy window can be set.The light-control knob of focusing knob, illuminating lamp of camera lens and the still image button of taking pictures can be set on described colour imagery shot shell; The power supply of described colour imagery shot is set to be provided by computer USB communication interface feed.Described illuminating lamp is 4～12 white LED lamps, and its week that is placed in camera lens is other.Described feeler lever front end is set to expand body, and this front end face that expands body is set to plane or concave surface, but is nested with an overseas cap in this swollen reversibility substantially, and this overseas cap have drawn from medical grade rubber or silicone rubber material also can not be provided with overseas cap; On described feeler lever outer surface is vertical, can be provided with the sign line that indicates length.Described feeler lever rear end can correspondingly be provided with the multiple configuration that cooperatively interacts with the front end that push-pull effort is popped one's head in, and inserts connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or is threaded.The connecting portion of described duck-billed speculum can correspondingly be provided with the multiple configuration that cooperatively interacts with the shell front end of colour imagery shot, inserts connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or is threaded.

Using method of the present utility model and monitoring principle:

1. monitor fetal position and monitoring dialatation of cervical os numerical value: in the moon is given a birth the first and second stages of labor observation processes, use this utility model mature.Duck-billed speculum is connected with colour imagery shot, be coated with aseptic lubricant in the portion outer surface of probeing into, colour imagery shot is connected with computer and opens, the hand-held colour imagery shot handle shape shell of operator low probes into duck-billed speculum portion's transvaginal mouth and probes into vagina, under the guiding of the shown colour imagery shot image of computer monitor, to probe into portion's front end visits to the cervix uteri place, operator's manipulation control two probes into the relative folding degree and the anglec of rotation of portion, observes the cervix uteri situation by the colour imagery shot shooting, proamnion capsule situation, dialatation of cervical os degree and presentation portion composition and orientation; Broken as the proamnion capsule, presentation portion is a fetal head, then judge fetal position by the tendency direction of observing the fetal head hair, check that first the best incorporated abdominal ultrasonic detects the situation in fetus orientation and confirmed, after this then determine fetal position with the tendency direction of observing hair, also can be when confirming fetal position first on fetal head hair and scalp, be coated with setting-out or point is indicated, so that observe subsequently with medical pigment; As the disappearance of not breaking as yet of proamnion capsule, then can observe amniotic fluid character in the proamnion capsule.Clinical research shows: reach under the above situation of 3cm in the dialatation of cervical os, observe the tendency direction of fetal head hair and judge that the method for fetal position touches the fetal head fontanel and judges that the method for fetal position has higher accuracy rate than traditional vaginal touch by this utility model, cooperate fetus hair, scalp paint to indicate, can carry out the colour imagery shot shooting of different time to it, by the comparative analysis that the pigment on the picture is indicated, can accurately obtain the change information of fetal position.

When measuring dialatation of cervical os degree, observe under the guide in shooting, operator's manipulation probes into portion's front end with two and places two edge places of the cervix uteri mouth maximum separation diameter radial line of expansion respectively with open configuration, makes two colors that probe into portion's front end indicate point or lines are demarcated just at aforesaid two edge places.Of the present utility model setting in advance: because the last leaf connecting portion of the shell of colour imagery shot and duck-billed speculum constitutes the relation that is fixedly coupled, color sign point or the position of line in the shooting visual field of colour imagery shot that therefore last leaf probes into portion's front end are changeless all the time, inferior lobe probes into portion and the last leaf portion that probes into and constitutes an axle annexation by hinged, the inferior lobe portion of probeing into can aforementioned axis be rotating shaft and rotating relative to going up the leaf portion of probeing into, two length that probe into portion are known, the color that inferior lobe probes into portion's front end indicate color that point or line probe into portion's front end with respect to last leaf indicate point or line different splay apart degree---promptly the point of two colors sign or the air line distance between line can predict in advance, therefore the color that can above leaf in the shooting visual field of colour imagery shot probes into portion's front end indicates point or the initial point of line for finding range, correspondingly calibrate two and probe into the colors sign point of portion's front end or the separating distance numerical value of the different released states of line, by designing corresponding application and being installed on the computer, can be implemented in and load the distance that is used to indicate distance values in the shooting visual field that computer monitor shows and judge line, probe into portion front end color in two of cervix dilating mouth two edge places when indicating point or line when absorbing set, can be by this apart from judging that line draws two distance values that probe between portion's front end color sign point or line, also just correspondingly drawn the intermarginal distance of cervix dilating mouth two, i.e. dialatation of cervical os numerical value; Also can be generally obtain certain image document of dialatation of cervical os situation constantly, the evaluation that draws dialatation of cervical os progress by the difference comparison between the image document of dialatation of cervical os situation constantly by shooting.Under the less situation of dialatation of cervical os degree, as expanding less than 5cm, under shooting observe to be guided, the two intermarginal distances that can attach the cervix uteri mouth maximum separation diameter radial line of measuring expansion by the sign line that last leaf or inferior lobe probe into the sign length that transversely is provided with of portion's front end inner surface drew dialatation of cervical os numerical value; Also can be generally obtain certain image document of dialatation of cervical os situation constantly, the evaluation that draws dialatation of cervical os progress by the difference comparison between the image document of dialatation of cervical os situation constantly by shooting.

2. fetal head decline thrust due to the monitoring force of labor: the force of labor of traditional view by uterine contraction power, abdominal pressure and basin at the bottom of key element such as myotility form, in the different phase of stages of labor, participate in the key element difference that force of labor forms, the size of force of labor also has different the variation.Up to now, aspect the force of labor monitoring, myotility still can not directly be monitored with noninvasive method at the bottom of uterine contraction power, abdominal pressure and the basin, and monitoring internal pressure of uterine cavity power changes the relation that just reflects between uterine contraction power and abdominal pressure and internal pressure of uterine cavity, limitation is arranged, directly do not reflect force of labor.In the mechanical system of birth process complexity, force of labor, birth canal and fetus three factors interact, force of labor is a power source of keeping progress of labor (fetal head decline), the orientation of molding of fetal head deformation extent and adaptation birth canal form changes, with the force of labor size, the birth canal resistance is closely related, fetus body factor (comprises fetal weight, attitude in utero, trunk axle and fetal head axle clamp angle etc.) force of labor (mainly referring to uterine contraction power and abdominal pressure) is closely related to the effect of fetal head with transmitting, what of amniotic fluid amount are also relevant with the transmission of force of labor, the final effect of whole mechanical system will be embodied in that fetal head overcomes the birth canal resistance and in it on size of decline thrust, decline thrust directly reflects force of labor and the interactional final result of birth canal resistance, directly reflection fetus body is to the force of labor transmission of (mainly referring to uterine contraction power and abdominal pressure), and also directly reflection impels the molding of fetal head distortion and adapts to the birth canal form and the power that the orientation changes takes place.The decline thrust of the fetal head that this utility model is monitored in birth canal is the objectively responding of whole effect that birth process is comprised the whole mechanical system of force of labor, birth canal and fetus three factors.

This utility model apparatus for detecting pressure has constituted the detection utensil of fetal head decline thrust, feeler lever directly acts on digital pull and push dynamometer for the rigid body transferring structure of decline thrust, the setting of body and overseas cap thereof of expanding of feeler lever can increase contact area with fetal head, reach pressure buffer and the purpose that reduces pressure, to reduce probability to the damage of fetal head local compression.

In giving a birth the first and second stages of labor observation processes, the moon uses this utility model in mature head position.Feeler lever (disposable product) is connected with digital pull and push dynamometer, can settle or not settle overseas cap as required, open digital pull and push dynamometer and it is connected computer, make anemia of pregnant woman's dorsal position of making even, advise it in testing process, to keep position and body appearance motionless as far as possible, in the uterine contraction intermission, the operator low probes into vagina with the feeler lever leading portion and makes its preceding end in contact fetal head, the operator can point and probe into the set of vagina enforcement palpation guide feeler lever front end in case of necessity, be used backing plate (being set to have bigger bed surface contact area), it is positioned on the bed surface at nearly anemia of pregnant woman's pudendum place, the shell of digital pull and push dynamometer is placed on the backing plate upper surface, and with the boss of its upper surface rear end that it is spacing fixing, make vertical geometrical axis of feeler lever probe into vagina with level, and in whole observation process, remain unchanged, in the uterine contraction phase, the operator presses shell and backing plate with hands, makes it fixed-site, avoid its relative bed surface displacement, finish the detection of whole uterine contraction phase thus; The each detection in kind operated, and had basic comparability between detected value; Fetal head decline thrust can have two kinds of methods due to the monitoring force of labor: one is for applying the axial thrust (this axial thrust can be predicted by digital pull and push dynamometer) of certain dynamics to fetal head by feeler lever in the uterine contraction intermission, make fetal head to uterine cavity direction retraction certain distance, with this axial thrust serves as to detect starting point, detects the fetal head decline thrust of whole uterine contraction phase; It is two for only to contact fetal head at uterine contraction intermission feeler lever front end, and applied thrust is not to detect starting point with the zero thrust, detects the fetal head decline thrust of whole uterine contraction phase.Aforementioned two methods, the former purpose are to get rid of the birth canal resistance as far as possible and detect fetal head decline thrust, and latter's purpose is comprehensive birth canal resistance and detects fetal head decline thrust.Fetal head decline thrust shows with digital form on digital pull and push dynamometer display, the operator can set automatic sample frequency by keyboard, or set manually and sample, can carry out the storage of sampled data, can be provided with, inquire about and delete the data base, also can be connected with computer by the standard USB communication interface on the digital pull and push dynamometer, corresponding driving program and application program are installed on this computer, and the thrust that fetal head can be descended is thus shown and record with the abundant more chart or the mode of numerical value on computers.

3. monitor fetal presentation decline degree in birth canal: duck-billed speculum is connected with colour imagery shot, the colour imagery shot shell is placed on the backing plate, with the level position duck-billed speculum two being probeed into portion's (being closure state) probes into vagina and makes it front end and contact with fetal head presentation portion, make the leaf portion that probes into paste (available medical pigment is drawn a little or line indicates) mutually with the vaginal orifice leading edge on this leading edge, probe into portion's outer surface by this and vertically go up the scale value that the sign line that is provided with is read vaginal orifice leading edge place, or the shell of the digital pull and push dynamometer of apparatus for detecting pressure is placed on the backing plate, the feeler lever leading portion is probeed into vagina and make it front end with the level position and contact with fetal head presentation portion, make feeler lever paste (available medical pigment is drawn a little or line indicates) mutually with the vaginal orifice leading edge on this leading edge, vertically go up the scale value (as Fig. 8) that the sign line that is provided with is read vaginal orifice leading edge place by the feeler lever outer surface, by comparing certain hour scale value reading at interval, can predict fetal head in intravaginal decline degree.Clinical research proves: traditional fetal head decline degree judges that reference point is the imaginary line of both sides between ischial spines, touch earlier undisguised property minimum point and carry out subjective non-direct-view feel down with aforementioned imaginary line and compare and draw judgement, the poor accuracy of this judgement by the intravaginal touch; The vaginal orifice leading edge is the soft tissue sign, pubic symphysis and both sides pubic branch because of bone near it, and on its fascia attached to its dark face, its anatomical position relative fixed and can line-of-sighting observation in birth process can be used as dynamic monitoring fetal head decline degree and judges reference point preferably.

The clinical effectiveness that this utility model is useful: this utility model makes that reflection stages of labor important index such as fetal head decline thrust is able to digital monitoring due to dialatation of cervical os degree, fetal presentation decline degree, fetal position situation of change and the force of labor, above-mentioned each monitoring materials has possessed more horn of plenty and objectively showing and the record form such as numerical value, chart, image, on scientific and accuracy, obtain the raising of matter, changed the subjective judgment pattern of traditional vaginal touch inspection and the indirect monitoring pattern of stomach wall pressure transducer.Clinical research shows: the operation of implementing monitoring with this utility model is simple and easy to do, and practise midwifery person need not to experience long-term training just can expertly grasp the monitoring operation, of the present utility model cheap, possesses popularizing application prospect.

Description of drawings

Fig. 1 is this utility model overall structure sketch map.

Fig. 2 is the side sight sketch map that this utility model duck-billed speculum two probes into a kind of configuration of portion.

Fig. 3 is the side sight sketch map that this utility model duck-billed speculum two probes into a kind of configuration of portion.

Fig. 4 is that this utility model duck-billed speculum probes into portion's outer surface vertical view.

Fig. 5 is that this utility model duck-billed speculum probes into portion's inner surface vertical view.

Fig. 6 is that this utility model duck-billed speculum two probes into portion's front end color sign point or line sketch map.

Fig. 7 is this utility model colour imagery shot handle anterior aspect structural representation.

Fig. 8 is the sketch map of this utility model apparatus for detecting pressure monitoring fetal head decline degree and decline thrust.

Fig. 9 is the sketch map of this utility model duck-billed speculum monitoring fetal head decline degree.

Figure 10 is that this utility model shooting visual field middle distance judges that line and two probes into the sketch map that portion's front end color indicates point or line sign dialatation of cervical os degree.

Figure 11 is that the portion of probeing into laterally indicates line and indicates dialatation of cervical os degree and fetal head hair tendency and scribble a little or the sketch map of line sign fetal position in this utility model shooting visual field.

The specific embodiment

With reference to Fig. 1,2,3,4,5,6,7,8,9,10,11, overall structure of the present utility model comprises duck-billed speculum 1, colour imagery shot 2, apparatus for detecting pressure 3, computer 4 and backing plate 5 (as Fig. 1) as shown in Figure 1.Duck-billed speculum 1 is set to be made up of with inferior lobe 7 the last leaf 6 that is connected, the leading portion of last leaf 6 is set to be used to probe into the portion that probes into 8 of vagina, back segment is set to be used to connect the connecting portion 9 of colour imagery shot 2 shells 17, the leading portion of inferior lobe 7 is set to be used to probe into the portion that probes into 10 of vagina, back segment is set to be used for the handle portion 11 of manipulation, last leaf 6 be set to be provided with pivot pin being connected of inferior lobe 7 in both sides, the portion of probeing into 8 rear end, be provided with axis hole in both sides, the portion of probeing into 10 rear end, with pivot pin and hinged 12 (as the Fig. 1) of axis hole, two probe into portion 8 and 10 can be set to non-parallel configuration under closure state, as longitudinal axis that probes into portion 8 and the longitudinal axis (as Fig. 2) in a certain angle that probes into portion 10, or two probe into portion 8 and parallel with 10 segment section, segment section irrelevancy capable (as Fig. 3) in addition, two probe into portion 8 and 10 also can be set to parallel configuration (as Fig. 1 under closure state, 9), probe into portion 8 or probe into portion 10 and can be set to parallel configuration, be equal to (as Fig. 4) as width from front to back, also can be set to non-parallel configuration, as width difference (as Fig. 5) from front to back, two probe into portion 8 and 10 outer surfaces vertically goes up and can be provided with the sign line 13 (as Fig. 4) that indicates length, and two probe into the sign line 14 (as Fig. 5) that transversely can be provided with sign length of portion 8 and 10 front end inner surfacies; Two probe into portion 8 and 10 front end inner surfacies is provided with color and indicates point or line 15 (as Fig. 6), two rear portions that probe into portion 8 and 10 can be provided with the spy window 16 (as Fig. 4) of window-like, visit window 16 through this and can probe into custom-designed elongated shape utensil enforcement intravaginal sampling or on the fetal head scalp, be coated with operations such as paint or detection, this spy window 16 also can be set; Colour imagery shot 2 comprises shell 17, camera lens 18, illuminating lamp 19, body 20 and USB communication interface 21, wherein shell 17 is set to the housing of handle shape, its front end is mounted with camera lens 18 and illuminating lamp 19, be mounted with body 20 (as Fig. 1) in it, illuminating lamp 19 is 4～12 white LED lamps, it is placed in the week other (as Fig. 7) of camera lens 18, the light-control knob 23 of focusing knob 22, illuminating lamp 19 of camera lens 18 and the still image button 24 of taking pictures can be set on shell 17, and the power supply of colour imagery shot 2 is set to provide (as Fig. 1) by the USB communication interface feed of computer 4; Apparatus for detecting pressure 3 comprises feeler lever 25 and digital pull and push dynamometer 26, wherein digital pull and push dynamometer is 26 to have shell 27, push-pull effort probe 28, keyboard 29, display 30, the digital pull and push dynamometer (as Fig. 1) of rechargeable battery 31 and USB communication interface 32, such digital pull and push dynamometer 26 is the current techique product, as the handheld digital pull and push dynamometer, feeler lever 25 is set to the elongated rod shape body, its rear end is connected with the front end reversibility of push-pull effort probe 28, feeler lever 25 front ends are set to expand body 33, this front end face that expands body 33 is set to plane or concave surface, but reversibility is nested with an overseas cap 34 (as Fig. 1) on this expands body 33, this overseas cap 34 have drawn from medical grade rubber or silicone rubber material, also overseas cap 34 can be set, the sign line 35 that can be provided with sign length on feeler lever 25 outer surfaces are vertical is (as Fig. 1,8), feeler lever 25 rear ends can correspondingly be provided with the multiple configuration that cooperatively interacts with the front end of push-pull effort probe 28, insert connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or be threaded; The connecting portion 9 of duck-billed speculum 1 can correspondingly be provided with the multiple configuration that cooperatively interacts with shell 17 front ends of colour imagery shot 2, inserts connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or be threaded (as Fig. 1); Colour imagery shot 2 is connected (as Fig. 1) with USB cable with computer 4, and apparatus for detecting pressure 3 is connected (as Fig. 1) with USB cable with computer 4, and backing plate 5 is set to have differing heights

Shape hard block, as its height typing setting in 2～6cm scope, it is used for the shell 27 (as Fig. 8,9) that reversibility is laid the digital pull and push dynamometer 26 of the shell of colour imagery shot or apparatus for detecting pressure 3.

This utility model is measured cervix uteri mouth 36 degrees of expansion: with duck-billed speculum 1, colour imagery shot 2 is connected successively with computer 4, open colour imagery shot 2 and computer 4, on the shooting visual field 37 of computer 4 display screens, show distance and judge line 38 (as Figure 10), when measuring cervix uteri mouth 36 degrees of expansion, indicate point or line 15 lucky set with two colors that probe into portion 8 and 10 front ends and demarcate two edge places at the cervix uteri mouth 36 maximum separation diameter radial lines of expanding, wherein probe into portion's 8 front ends color indicate point or line 15 and be arranged on distance and judge on line 38 start positions, can observe and read the distance of 15 on this two colors sign point or line on the distance judgement line 38 of the shooting visual field 37 demonstrations, this distance value promptly is that cervix uteri mouth 36 is expanded numerical value (as Figure 10); Also can generally obtain certain image document of cervix uteri mouth 36 expansion situations constantly, draw the evaluation that cervix uteri mouth 36 is expanded progresses by the comparison between the image document of difference moment cervix uteri mouth 36 expansion situations by shooting; Under the less situation of cervix uteri mouth 36 degrees of expansion, as expanding less than 5cm, under shooting observe to be guided, the two intermarginal distances that the sign line 14 of the sign length that transversely is provided with that can be by portion of probeing into 8 or 10 front end inner surfacies attaches the cervix uteri mouth 36 maximum separation diameter radial lines of measuring expansion drew cervix uteri mouth 36 expansion numerical value (as Figure 11).

This utility model monitoring fetal position: with duck-billed speculum 1, colour imagery shot 2 is connected successively with computer 4, open colour imagery shot 2 and computer 4, judge fetal position by the tendency direction of observing fetal head 39 hairs, can assist abdominal ultrasound examination to be assisted affirmation in case of necessity, can after confirming fetal position first, on fetal head hair and scalp, scribble a little or line 40 indicates fetal position with medical pigment, as scribble arrow 40, the face amount portion of arrow points fetal head 39, the negative side of arrow is the occipitalia (as Figure 11) of fetal head 39, as with progress of labor, fetal head 39 is further bowed in the wrong, arrow 40 displacements, this arrow 40 can be prolonged, be convenient to thus observe subsequently, be drawn the accurate variation evaluation of fetal position by the shooting comparison of different time.

This utility model monitoring fetal head 39 decline degree in vagina 41: duck-billed speculum 1 is connected with colour imagery shot 2, shell 17 is placed on the backing plate 5, with the level position 1 liang of duck-billed speculum being probeed into portion 8 and 10 (being closure state) probes into vagina 41 and makes it front end and contact with fetal head 39 presentation portions, make the portion of probeing into 8 paste (available medical pigment is drawn a little or line indicates) mutually with vaginal orifice leading edge 42 on this leading edge, vertically go up the scale value (as Fig. 9) that the sign line 13 that is provided with is read vaginal orifice leading edge 42 places by the portion's of probeing into 8 outer surfaces, or the shell 27 of the digital pull and push dynamometer 26 of apparatus for detecting pressure 3 is placed on the backing plate 5, feeler lever 25 leading portions are probeed into vagina 41 and make it front end with the level position and contact with fetal head 39 presentation portions, make feeler lever 25 paste (available medical pigment is drawn a little or line indicates) mutually with vaginal orifice leading edge 42 on this leading edge, vertically go up the scale value (as Fig. 8) that the sign line 35 that is provided with is read vaginal orifice leading edge 42 places by feeler lever 25 outer surfaces, by comparing certain hour scale value reading at interval, can predict the decline degree of fetal head 39 in vagina 41.

Fetal head 39 decline thrusts due to this utility model monitoring force of labor: with feeler lever 25, digital pull and push dynamometer 26 is connected successively with computer 4, open digital pull and push dynamometer 26 and computer 4, in the uterine contraction intermission, the operator low probes into vagina 41 with feeler lever 25 leading portions and makes its preceding end in contact fetal head 39 (as Fig. 8), the operator can point and probe into the 25 front end set of vagina 41 enforcement palpation guide feeler levers in case of necessity, be used backing plate 5 (being set to have bigger bed surface contact area), it is positioned on the bed surface at nearly anemia of pregnant woman's pudendum place, the shell 27 of digital pull and push dynamometer 26 is placed on backing plate 5 upper surfaces, and with the boss of its rear end with it spacing fixing (as Fig. 8), in the uterine contraction phase, the operator presses shell 27 and backing plate 5 with hands, make it fixed-site, avoid its relative bed surface displacement, finish the detection of whole uterine contraction phase thus.

Claims

1. split type digitized childbirth monitor, comprise duck-billed speculum, colour imagery shot, apparatus for detecting pressure, computer and backing plate, it is characterized in that: described duck-billed speculum is set to be made up of the last leaf and the inferior lobe that are connected, the leading portion of last leaf is set to be used to probe into the portion that probes into of vagina, back segment is set to be used to connect the connecting portion of colour imagery shot shell, the leading portion of inferior lobe is set to be used to probe into the portion that probes into of vagina, back segment is set to be used for the handle portion of manipulation, last leaf be set to probe into both sides, portion rear end being connected of inferior lobe and be provided with pivot pin at last leaf, probe into both sides, portion rear end inferior lobe and be provided with axis hole, hinged with pivot pin and axis hole; Described colour imagery shot comprises shell, camera lens, illuminating lamp, body and USB communication interface, and wherein shell is set to the housing of handle shape, and its front end is mounted with camera lens and illuminating lamp, is mounted with body in it; Described apparatus for detecting pressure comprises feeler lever and digital pull and push dynamometer, wherein digital pull and push dynamometer is the digital pull and push dynamometer with shell, push-pull effort probe, keyboard, display, rechargeable battery and USB communication interface, feeler lever is set to the elongated rod shape body, and its rear end is connected with the front end reversibility of push-pull effort probe; Described backing plate is set to have differing heights

Shape hard block; The connecting portion of described duck-billed speculum is connected with the shell reversibility of colour imagery shot, described colour imagery shot is connected with computer with USB cable, described pressure sensor device is connected with computer with USB cable, and described backing plate is used for the shell that reversibility is laid the digital pull and push dynamometer of the shell of colour imagery shot or apparatus for detecting pressure.

2. a kind of split type digitized childbirth monitor according to claim 1 is characterized in that: described two probe into portion's outer surface vertically goes up the sign line that can be provided with sign length; Described two probe into the sign line that transversely can be provided with sign length of portion's front end inner surface; Described two probe into portion's front end inner surface is provided with color sign point or line; Described two rear portions that probe into portion can be provided with the spy window of window-like, also this spy window can be set.

3. a kind of split type digitized childbirth monitor according to claim 1 is characterized in that: the light-control knob of focusing knob, illuminating lamp of camera lens and the still image button of taking pictures can be set on described colour imagery shot shell; The power supply of described colour imagery shot is set to be provided by computer USB communication interface feed.

4. a kind of split type digitized childbirth monitor according to claim 1, it is characterized in that: described illuminating lamp is 4～12 white LED lamps, its week that is placed in camera lens is other.

5. a kind of split type digitized childbirth monitor according to claim 1, it is characterized in that: described feeler lever front end is set to expand body, this front end face that expands body is set to plane or concave surface, but be nested with an overseas cap in this swollen reversibility substantially, this overseas cap have drawn from medical grade rubber or silicone rubber material also can not be provided with overseas cap; On described feeler lever outer surface is vertical, can be provided with the sign line that indicates length.

6. a kind of split type digitized childbirth monitor according to claim 1, it is characterized in that: described feeler lever rear end can correspondingly be provided with the multiple configuration that cooperatively interacts with the front end of push-pull effort probe, insert connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or be threaded.

7. a kind of split type digitized childbirth monitor according to claim 1, it is characterized in that: the connecting portion of described duck-billed speculum can correspondingly be provided with the multiple configuration that cooperatively interacts with the shell front end of colour imagery shot, insert connection to constitute reversible cover between the two, or the connection of bayonet socket draw-in groove, or be threaded.