CN101496718A - Adjusting apparatus of sensor for detecting arteria carotis pulse wave - Google Patents
Adjusting apparatus of sensor for detecting arteria carotis pulse wave Download PDFInfo
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- CN101496718A CN101496718A CNA2009100145048A CN200910014504A CN101496718A CN 101496718 A CN101496718 A CN 101496718A CN A2009100145048 A CNA2009100145048 A CN A2009100145048A CN 200910014504 A CN200910014504 A CN 200910014504A CN 101496718 A CN101496718 A CN 101496718A
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Abstract
The invention provides a carotid pulse wave detection sensor adjusting device, which comprises a neck pillow, a big arm, a small arm, a sensor connector and a sensor; the neck pillow is provided with an arc-shaped supporting surface for supporting the neck, and the inside of the neck pillow is provided with arc-shaped track; the big arm is arranged in the arc-shaped track and one end of the big arm extends out of the arc-shaped track; and one end of the small arm is hinged with the end, extending out of the arc-shaped track, of the big arm through a small arm locking shaft, the other end of the small arm is hinged with the sensor connector through a connector locking shaft, and the sensor is arranged the sensor connector. During detection, the output end of the sensor is connected with a signal acquisition device and a signal output by the sensor is input into a computer for after treatment. The adjusting device allows a person receiving the detection to lay the neck no the neck pillow and extend the neck naturally to fully expose the carotid, thereby effectively reducing the fatigue of the person receiving the detection and realizing quick, accurate and injury-free detection and acquisition of carotid pulse waves.
Description
Technical field
The present invention relates to a kind of pick off adjusting device that is used to detect carotid pulse wave, belong to the human body signal detection technique field of biomedical engineering.
Background technology
Compare with peripheral arterial, as the palp central large artery trunks of body surface, carotid artery more can directly reflect heart and in cardio-arterial state, the enhancing index that obtains as echo pressure and main wave pressure according to carotid pulse wave shape can the whole Arterial system of quantitative response overall elasticity, the cardiac output that obtains according to the damped expoential of relaxing period section carotid pulse waveform can the quantitative response cardiac pump function, and the pulse wave velocity energy quantitative response heart that obtains according to the interval between corresponding point on characteristic point on the carotid pulse waveform (as starting point and incisura point) and the heart source signal is to elasticity of blood vessels situation between the carotid artery.Simultaneously, as the main trunk of giving brain blood supply, carotid artery has directly constituted the path of heart to brain, the change of cerebrovascular state will inevitably be coupled to carotid artery, if the cerebrovascular net is regarded as the load of heart, utilize carotid artery pressure and blood flow information, just can overall merit cerebral circulation function and detection brain load condition.So accurately obtaining of carotid pulse waveform is the key of cardiovascular and cerebrovascular disease early diagnosis.
But,, and then limited the application of carotid artery pressure signal because the particularity of carotid artery present position makes accurately obtaining of carotid pulse waveform become a difficult problem.The difficult point that exists during carotid pulse wave detects mainly comprises: 1. the test point position is difficult for determining, carotid pulse wave detects the test point status requirement than higher, too close distal end detects the carotid artery behind the bifurcated easily, be unfavorable for the cerebrovascular state that overall merit intracranial and cranium are outer, too close proximal part carotid artery is buried under muscle, be not easy to detect at body surface, should choose the preceding common carotid artery place of carotid bifuracation as far as possible away from the carotid bifuracation position, because crotch has carotid sinus, its external stressed variation sensitivity can cause the waveform distortion, and easily form speckle herein, bring new difficulty to detection; 2. exert pressure and be difficult for determining in the outside, pressure is too little can not to obtain carotid artery pressure waveform clearly, and the too big waveform of pressure can deform, and influences the verity of waveform, and for a long time carotid artery is applied big pressure and can cause blood supply insufficiency of brain, make the detected person produce sense of discomfort; 3. pick off is difficult in cervical fixation, because trachea and many existence to the trunk of brain blood supply make in the fixed form of position extensive uses such as wrist and finger tip no longer suitable.
Conventional detection and device mainly contain following several: 1. hand-held: early stage carotid pulse wave detects the modes that the testers of employing are close to pick off with the hands compression sensor back side cervical region more, though the detection method of hand-held is easy and simple to handle, but be not easy to long-time operation, and since the tester to pick off applied pressure de-stabilising effect the quality of waveform; 2. sticking type: as the carotid pulse waveform pick off in the VS-1000 of the company atherosclerosis detector of Japanese Feitian, pick off is fixed on the paster with certain viscosity, utilize the adhesive force of paster that pick off is fixed on cervical region, the detection method of sticking type has been liberated tester's both hands, but owing to pick off is not applied certain pressure, influences such as pick off is subject to breathe, body is moving and fluctuating up and down with skin of neck, the waveform of acquisition is undesirable.3. clamp type: as the carotid artery fluctuation sensor in the carotid pulse wave detection part in the carotid artery pressure-detecting device among Japanese Omron Ke Lin-full-automatic atherosclerosis detector BP203RPE-II (VP-1000) and rich PP-1000 arteriosclerosis of Korea S's writing brush and the angiopathy detection system, pick off is fixed on the front end of folder shape support, elasticity by clip with sensor clip at cervical region, though the detection method of clamp type has solved the fixed problem of pick off, but because the size that pick off is exerted pressure is determined by the size of detected person's cervical region and the elasticity of clip fully, so it is non-adjustable to exert pressure for fixed detected person, does not satisfy the requirement of clinical use; 4. bondage formula: by means of belt pressure pulse wave detector is worn on detected person's cervical region as disclosed among Chinese patent literature publication number CN1393203A disclosed " apparatus for evaluating arteriosclerosis ", publication number CN1428129A disclosed " arteriosclerosis assessment instrument " and the publication number CN1432337A disclosed " arteriosclerosis assessment instrument "; And for example disclosed pick off is fixed in to be formed by elastomer and bends on the circular-arc collar among the Chinese patent literature publication number CN1226812A disclosed " pulse detecting device, pulsation detector and pressure-detecting device ", collar is disposed at the collar inboard, bind is around measured's cervical region, the girth of collar can be regulated, regulate the power of bind cervical region in view of the above, though the mode of bondage formula is reliable, can make detected object produce sense of discomfort in the cervical region use.
Summary of the invention
The present invention is directed to the deficiency that existing carotid pulse wave detection technique exists, a kind of adjusting apparatus of sensor for detecting arteria carotis pulse wave is provided, this device keep the detected person in the raw in, realize carotid pulse wave fast and accurately noinvasive obtain, solved that the test point position that exists in the carotid pulse wave testing process is difficult for determining, exert pressure in the outside and be difficult for and determined and pick off is difficult for problem in cervical fixation.
Adjusting apparatus of sensor for detecting arteria carotis pulse wave of the present invention is by the following technical solutions:
This adjusting apparatus of sensor for detecting arteria carotis pulse wave comprises neck pillow, big arm, forearm, pick off connector and pick off; Be provided with the arc supporting face that supports cervical region above the neck pillow, be provided with arc track in the neck pillow; Big arm is installed in the arc track of neck pillow, and an end stretches out arc track; One end of forearm is hinged by the forearm lock shaft with the end that big arm stretches out neck pillow arc track, and the other end of forearm and pick off connector are hinged by the connector lock shaft, and pick off is installed on the pick off connector.During detection, the pick off outfan links to each other with signal pickup assembly, and the signal of output enters computer, carries out subsequent treatment.
Arc track in the neck pillow connects neck pillow two ends, and big arm can be by arbitrary end of arc track neck pillow of packing into.
The side of neck pillow is provided with the lock handle that is used to lock big arm.
The pick off connector can be the connector of a sensor installation, also can be provided with in this pick off connector and can adjust the pressure regulating mechanism that pick off is exerted pressure.
Pick off connects intravital pressure regulating mechanism and is connected the spiral travel mechanism that intravital drive sleeve is formed by the power transmission shaft that is installed on the connector with being installed in, and power transmission shaft is threaded with drive sleeve.Can be provided with pressure adjustment knob in the upper end of power transmission shaft.Pick off is installed in the lower end of drive sleeve, and the non-sensitive surface of pick off links to each other with drive sleeve.By rotating drive shaft drive drive sleeve and be fixed on the drive sleeve pick off move up and down, realize regulating the pressure that puts on the carotid artery.
Pick off adopts piezoresistive pressure sensor, the sensing part of pick off is the arc surface that diameter 8mm～10mm has certain projection, comprise in the signal of output characterize pulse beat situation of ac and characterize and put on the DC quantity that detects position external force size, the resistance of bridge resistor in the pick off is set, the DC quantity of output just was zero or is near zero the very little scope when pulse waveform of output was stablized, and whether regulated suitable reference value with this DC quantity numerical value as the indication impressed pressure.
The present invention makes detected person's cervical region pillow on the neck pillow, make cervical region stretch naturally, carotid artery fully exposes, not only help waveform stabilization but also can alleviate detected person's feeling of fatigue effectively, keep the detected person in the raw in, realize carotid pulse wave fast and accurately noinvasive detect and obtain, solve the test point position that exists in the carotid pulse wave testing process and be difficult for determining, exert pressure and be difficult for determining and pick off is difficult for problem in cervical fixation in the outside.
Description of drawings
Fig. 1 is an adjusting apparatus of sensor for detecting arteria carotis pulse wave user mode sketch map of the present invention.
Fig. 2 is the STRUCTURE DECOMPOSITION front view of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 1.
Fig. 3 is the STRUCTURE DECOMPOSITION rearview of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 1.
Fig. 4 is the sketch map that the embodiment of the invention 1 detects right carotid artery.
Fig. 5 is the sketch map that the embodiment of the invention 1 detects left carotid artery.
Fig. 6 is the STRUCTURE DECOMPOSITION front view of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 2.
Fig. 7 is the STRUCTURE DECOMPOSITION rearview of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 2.
Fig. 8 is the sketch map of detected carotid pulse wave waveform under the different impressed pressures.
Fig. 9 is the structural representation that pick off connects intravital pressure regulating mechanism among the embodiment 2.
Figure 10 is a pressure regulating mechanism user mode sketch map shown in Figure 9.
Figure 11 is the sketch map that embodiment 2 detects right carotid artery.
Figure 12 is the sketch map that embodiment 2 detects left carotid artery.
Figure 13 is the STRUCTURE DECOMPOSITION front view of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 3.
Figure 14 is the STRUCTURE DECOMPOSITION rearview of the adjusting apparatus of sensor for detecting arteria carotis pulse wave of the embodiment of the invention 3.
Figure 15 is the sketch map that embodiment 3 detects right carotid artery.
Figure 16 is the sketch map that embodiment 3 detects left carotid artery.
Wherein: 1; the neck pillow, 2; big arm, 3; forearm; 4; pick off connector, 5; pick off, 6; arc track; 7; lock handle, 8; forearm lock shaft, 9; forearm locking knob; 10; connector lock shaft a, 11; connector lock shaft b, 12; pressure adjustment knob; 13; bearing-surface, 14; neck pillow silk hole, right side, 15; silk hole, neck pillow left side; 16; locking groove, 17; forearm locking hole a, 18; forearm locking hole b; 19; connector locking hole; 20; connector locking silk hole, 21; shell, 22; power transmission shaft; 23; drive sleeve; 24; over cap, 25; sensor sensing part, 26; cervical region; 27; right carotid artery; 28; left carotid artery, 29; shoulder, 30; neck pillow front surface.
The specific embodiment
As shown in Figures 2 and 3, the adjusting apparatus of sensor for detecting arteria carotis pulse wave of present embodiment comprises: neck pillow 1, big arm 2, forearm 3, pick off connector 4 and pick off 5.
The inside of neck pillow 1 is provided with the arc track 6 (dotted portion among Fig. 2) that connects whole neck pillow, and big arm 2 also is the arc consistent with arc track 6.The size of arc track 6 matches with big arm 2 sizes, is convenient to big arm 2 along arc track 6 smooth and easy slips.Rest the head at neck and be provided with a screw hole that feeds arc track on the side of 1 one ends, promptly lock handle 7 is equipped with in neck pillow silk hole, right side 14 in this screw hole.In the time of in big arm 2 is packed arc track 6 into, the inner end of lock handle 7 can be in the big arm 2 lateral locking grooves 13, screws lock handle 7 big arm 2 is fixed in desired location, realizes reliably locking.
The other end of forearm 3 is provided with connector locking hole 19, pick off connector 4 is provided with connector locking silk hole 20, connector lock shaft a10 and connector lock shaft b11 pass the connector locking hole 19 on the forearm 3 and the connector locking silk hole 20 that is screwed on the pick off connector 4 is installed on the forearm 3 pick off connector 4, pick off connector 4 can rotate around connector lock shaft a10 and connector lock shaft b11, by tightening freely swinging of two connector lock shaft a10 and connector lock shaft b11 limiting sensor connector 4, realize reliably locking.The pick off connector 4 of present embodiment is a connector that is used for sensor installation 5 just.
Pick off 5 is fixed in the pick off connector 4, and the non-sensitive surface of pick off 5 links to each other with pick off connector 4 inner surfacies.The sensing part 25 that pick off 5 contacts with test point is the arc surface of projection, is convenient to realize that pick off 5 contacts with the single-point that detects the position, can not cause compressing to trachea and other trunk.
Fig. 1 has provided the user mode sketch map of present embodiment.Utilize the adjusting apparatus of sensor for detecting arteria carotis pulse wave of present embodiment not changing under the situation that the detected person detects position, by regulating the amount of movement of pick off 5 shown in Figure 2 on A, B, three directions of C and the accurate detection of positive lock realization bilateral carotid arteries pulse wave, the A direction is the moving direction of big arm 2 in arc track 6, the B direction is the rotation direction of forearm 3 around forearm lock shaft 8, and the C direction is the rotation direction of pick off connector 4.
Below, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 the operating procedure of present embodiment is described.
During use, the pick off adjusting device of present embodiment is placed on detects on the bed, the detected person lies low and is detecting on the bed, and its cervical region 26 pillows are on neck pillow 1, and shoulder 29 is adjacent to neck pillow front surface 30.At first, adopt the method for finger touch or range estimation to find the point of maximum intensity of beating that will detect carotid artery 26 1 side right carotid artery 27 or left carotid artery 28.Secondly, unscrew lock handle 7, forearm locking knob 9, connector lock shaft a10 and connector lock shaft b11 and make pick off 5 on A, B, three directions of C, to move freely.Then, hand-held big arm 2 one hand-held forearms 3, regulate simultaneously big arm 2 at stroke on the A direction and forearm 3 oscillating quantity on the B direction, up to the sensing part 25 of pick off 5 fall the point of maximum intensity of beating directly over, screw the big arm 2 of lock handle 7 lockings.Then, regulate the oscillating quantity of pick off connector 4 on the C direction and make that pick off 5 and detection faces are perpendicular, tighten connector lock shaft a10 and connector lock shaft b11 lock sensor connector 4.At last, regulate forearm 3 and make pick off 5 with certain defeating on right carotid artery 27 or left carotid artery 28, tighten forearm locking knob 9 locking forearms, begin to detect in the oscillating quantity on the B direction.Can realize that by above step right carotid artery as shown in Figure 4 detects and right carotid artery detection shown in Figure 5.The operating procedure that right common carotid artery shown in Figure 4 detects and right common carotid artery shown in Figure 5 detects is identical, above the carotid artery that only needs to make pick off be positioned at will to detect a side according to the amount of movement that big arm 2, forearm 3 and pick off connector 4 are regulated in the carotid artery present position.
As shown in Figure 6 and Figure 7, the adjusting apparatus of sensor for detecting arteria carotis pulse wave of present embodiment is compared with embodiment 1, the structure difference that is used for fixing the pick off connector 4 of pick off 5, be provided with pressure regulating mechanism in the pick off connector 4 of present embodiment, increased pick off 5 moving on the D direction.
Experiment showed, that in the pulse wave testing process tremulous pulse being applied different pressure can obtain different pulse waveforms.As shown in Figure 8, pressure is too little can not to obtain carotid artery pressure waveform clearly, and the too big waveform of pressure can deform, and influences the verity of waveform, regulating the pulse waveform that obtains when suitable when impressed pressure is optimum waveform (No. 3 waveforms among Fig. 8), and the impressed pressure of this moment is an optimum pressure.In order to obtain optimum waveform, present embodiment has increased can regulate the structure of exerting pressure in the outside.
Fig. 9 and Figure 10 have provided the structure of the pressure regulating mechanism in the pick off connector 4 in the present embodiment, this pressure regulating mechanism is connected the spiral travel mechanism that intravital drive sleeve 23 is formed by the power transmission shaft 22 that is installed on the connector with being installed in, and power transmission shaft 22 is threaded with drive sleeve 23.The upper end of power transmission shaft 22 is provided with pressure adjustment knob 12, rotation pressure adjusting knob 12, and drive sleeve 23 can move up and down in shell 21.Pick off 5 is connected on the drive sleeve 23 by its non-sensitive surface.Pick off connector 4 is at idle state when (as shown in Figure 9), and drive sleeve 23 and is installed over cap 24 with protection pick off 5 at the opening of connector fully in connector.The user mode of pick off connector 4 as shown in figure 10; during use, take away over cap 24, rotation pressure adjusting knob 12; power transmission shaft 22 rotates drive sleeve 23 is moved up and down; the pick off 5 that is fixed on the drive sleeve 23 moves up and down thereupon, makes pick off 5 contact necks 26, and rotating drive shaft 22 up and down; be the pressure that scalable pick off 5 puts on cervical region 26; regulate when suitable when pressure, the pressure adjustment knob that stops operating 12 makes pick off 5 be locked in current location, begins to detect.Detection finishes, and, makes in pick off 5 whole indentation connectors to initial position by rotation pressure adjusting knob 12, and over cap 24 is covered lower end at connector, and realization is to effective protection of pick off 5.
The sensing part 25 that pick off 5 contacts with test point is the arc surface of projection, is convenient to realize that pick off 5 contacts with the single-point that detects the position, can not cause compressing to trachea and other trunk.Pick off 5 adopts piezoresistive pressure sensor, comprise in the signal of output characterize pulse beat situation of ac and characterize and put on the DC quantity that detects position external force size, the resistance of bridge resistor in the pick off is set, the DC quantity of output just was zero or is near the zero very little scope when pulse waveform of assurance output was stablized, and whether regulated suitable reference value to demarcate back DC quantity numerical value as the indication impressed pressure.
Present embodiment can not change under the situation that the detected person detects position, by regulating the amount of movement of pick off 5 shown in Figure 6 on A, B, C, D four direction and the accurate detection of positive lock realization bilateral carotid arteries pulse wave, D is to the direction that moves up and down for pick off 5.
Figure 11 and Figure 12 have provided the sketch map of present embodiment detection carotid pulse wave.After finishing embodiment 1 described operating procedure, can realize that by the amount of movement of adjusting pick off 5 shown in Figure 6 on the D direction right carotid artery detects and left carotid artery shown in Figure 12 detection as shown in figure 11.
The adjusting apparatus of sensor for detecting arteria carotis pulse wave of present embodiment is compared with embodiment 1, except the structure difference of the pick off connector 4 that is used for fixing pick off 5, has also increased and has been convenient to the structure that the tester freely selects the bedside operating position.Present embodiment adopts the pick off connector 4 that have pressure regulating mechanism identical with embodiment 2 structures.
As shown in figure 13, arc track 6 connects necks pillow 1, and resting the head on 1 two ends at neck respectively has an opening, and big arm 2 can be packed in the arc track 6 by any opening.By sketch map such as Figure 13 and shown in Figure 14 that right-hand member is packed into, the sketch map when packing into such as Figure 15 and shown in Figure 16 by left end.Rest the head on the screw hole that respectively is provided with a feeding arc track 6 on 1 side faces at both ends at neck, promptly neck pillow silk hole 14, right side and neck are rested the head on silk hole 15, left side, and these two screw holes can be packed lock handle 7 into so that lock big arm 2.Like this can be so that tester's characteristics of surrounding when detecting are freely selected the bedside operating position.
The structure of present embodiment can not change under the situation that the detected person detects position, and according to the putting position that detects bed, the restriction of operating environment and operator's conditions such as operating habit are by the free selection operation of operator position.
Claims (5)
1. an adjusting apparatus of sensor for detecting arteria carotis pulse wave comprises neck pillow, big arm, forearm, pick off connector and pick off; It is characterized in that: be provided with the arc supporting face that supports cervical region above the neck pillow, be provided with arc track in the neck pillow; Big arm is installed in the arc track of neck pillow, and an end stretches out arc track; One end of forearm is hinged by the forearm lock shaft with the end that big arm stretches out neck pillow arc track, and the other end of forearm and pick off connector are hinged by the connector lock shaft, and pick off is installed on the pick off connector.
2. adjusting apparatus of sensor for detecting arteria carotis pulse wave according to claim 1 is characterized in that: the arc track in the described neck pillow connects neck pillow two ends, and big arm can be by arbitrary end of arc track neck pillow of packing into.
3. adjusting apparatus of sensor for detecting arteria carotis pulse wave according to claim 1 is characterized in that: the side of described neck pillow is provided with the lock handle that is used to lock big arm.
4. adjusting apparatus of sensor for detecting arteria carotis pulse wave according to claim 1 is characterized in that: be provided with in the described pick off connector and can adjust the pressure regulating mechanism that pick off is exerted pressure.
5. adjusting apparatus of sensor for detecting arteria carotis pulse wave according to claim 4, it is characterized in that: described pressure regulating mechanism is connected the spiral travel mechanism that intravital drive sleeve is formed by the power transmission shaft that is installed on the connector with being installed in, and power transmission shaft is threaded with drive sleeve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100145048A CN101496718B (en) | 2009-02-27 | 2009-02-27 | Adjusting apparatus of sensor for detecting arteria carotis pulse wave |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100145048A CN101496718B (en) | 2009-02-27 | 2009-02-27 | Adjusting apparatus of sensor for detecting arteria carotis pulse wave |
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| CN101496718A true CN101496718A (en) | 2009-08-05 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101703394B (en) * | 2009-11-25 | 2011-04-27 | 山东大学 | Radial pulse wave detection device |
| CN101732040B (en) * | 2009-12-24 | 2013-03-27 | 中国科学院力学研究所 | Non-invasive multipath pulse wave detection device, system and analytical system |
| WO2016059482A1 (en) * | 2014-10-13 | 2016-04-21 | Klaipėda University | Device for measuring blood pressure and pulse wave of a carotid artery and a system for calculating augmentation index and internal diameter of a carotid artery and a calculation method |
| CN109480804A (en) * | 2018-12-04 | 2019-03-19 | 南京国科医工科技发展有限公司 | Pulse pressure method is most preferably taken for pulse wave detection |
| CN109528178A (en) * | 2018-11-15 | 2019-03-29 | 珠海市万瑙特健康科技有限公司 | Mechanical finger for pulse-taking instrument |
| CN109549636A (en) * | 2017-09-26 | 2019-04-02 | 雅马哈株式会社 | Pulse wave detection device |
| JP2019193692A (en) * | 2018-05-01 | 2019-11-07 | 京セラ株式会社 | Electronic device |
| CN111356399A (en) * | 2017-11-22 | 2020-06-30 | 京瓷株式会社 | Electronic device |
| CN111358689A (en) * | 2020-03-26 | 2020-07-03 | 商昌臣 | Clinical medical cardiopulmonary resuscitator of emergency department |
| CN111741715A (en) * | 2017-12-29 | 2020-10-02 | 雷迪安特血氧测定公司 | Transabdominal fetal pulse oximetry and/or uterine tension determination devices and systems with adjustable components and methods of use thereof |
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| CN113786224A (en) * | 2021-09-15 | 2021-12-14 | 中国人民解放军海军军医大学第一附属医院 | Carotid compressor and compression method for cerebrovascular disease interventional operation |
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2009
- 2009-02-27 CN CN2009100145048A patent/CN101496718B/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101703394B (en) * | 2009-11-25 | 2011-04-27 | 山东大学 | Radial pulse wave detection device |
| CN101732040B (en) * | 2009-12-24 | 2013-03-27 | 中国科学院力学研究所 | Non-invasive multipath pulse wave detection device, system and analytical system |
| WO2016059482A1 (en) * | 2014-10-13 | 2016-04-21 | Klaipėda University | Device for measuring blood pressure and pulse wave of a carotid artery and a system for calculating augmentation index and internal diameter of a carotid artery and a calculation method |
| CN109549636A (en) * | 2017-09-26 | 2019-04-02 | 雅马哈株式会社 | Pulse wave detection device |
| EP3714776A4 (en) * | 2017-11-22 | 2021-08-11 | Kyocera Corporation | Electronic device |
| CN111356399A (en) * | 2017-11-22 | 2020-06-30 | 京瓷株式会社 | Electronic device |
| CN111741715A (en) * | 2017-12-29 | 2020-10-02 | 雷迪安特血氧测定公司 | Transabdominal fetal pulse oximetry and/or uterine tension determination devices and systems with adjustable components and methods of use thereof |
| JP2019193692A (en) * | 2018-05-01 | 2019-11-07 | 京セラ株式会社 | Electronic device |
| WO2019211961A1 (en) * | 2018-05-01 | 2019-11-07 | 京セラ株式会社 | Electronic device |
| JP7136585B2 (en) | 2018-05-01 | 2022-09-13 | 京セラ株式会社 | Electronics |
| CN109528178A (en) * | 2018-11-15 | 2019-03-29 | 珠海市万瑙特健康科技有限公司 | Mechanical finger for pulse-taking instrument |
| CN109480804A (en) * | 2018-12-04 | 2019-03-19 | 南京国科医工科技发展有限公司 | Pulse pressure method is most preferably taken for pulse wave detection |
| CN111358689A (en) * | 2020-03-26 | 2020-07-03 | 商昌臣 | Clinical medical cardiopulmonary resuscitator of emergency department |
| CN111887998A (en) * | 2020-08-11 | 2020-11-06 | 赵燕辉 | Uropoiesis surgery operation diagnosis treatment integrated device |
| CN113786224A (en) * | 2021-09-15 | 2021-12-14 | 中国人民解放军海军军医大学第一附属医院 | Carotid compressor and compression method for cerebrovascular disease interventional operation |
| CN113786224B (en) * | 2021-09-15 | 2024-05-28 | 中国人民解放军海军军医大学第一附属医院 | Carotid artery compressor for operation of cerebral vascular disease interventional operation and compression method |
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