CN203315002U - Headstock device of cerebral blood flow detection probe - Google Patents
Headstock device of cerebral blood flow detection probe Download PDFInfo
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- CN203315002U CN203315002U CN2013203335690U CN201320333569U CN203315002U CN 203315002 U CN203315002 U CN 203315002U CN 2013203335690 U CN2013203335690 U CN 2013203335690U CN 201320333569 U CN201320333569 U CN 201320333569U CN 203315002 U CN203315002 U CN 203315002U
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Abstract
The utility model discloses a headstock device of a cerebral blood flow detection probe. The headstock device of the cerebral blood flow detection probe comprises a locking device used for adjusting the tightness of the headstock device. The locking device comprises a first rack, a second rack, a forehead box upper cover, a forehead box lower cover, a knob, a locking mechanism and a gear, wherein the gear is meshed with the first rack and the second rack; the forehead box upper cover is provided with a tooth socket; the gear is provided with a gear fixed seat; the gear fixed seat is provided with an elastic fastener and a locating slot; the elastic fastener is provided with a lug boss fitted with the tooth socket; a gap is formed between the elastic fastener and the gear fixed seat; the knob is provided with a brake shaft, a rotating shaft and a live shaft which is used for controlling the deformation of the elastic fastener; the rotating shaft passes through the gear, the forehead box upper cover, the second rack, the first rack and the forehead box lower cover in sequence to be fixed to the locking mechanism; the brake shaft is located in the locating slot; the live shaft is located in the gap. Compared with the prior art, the headstock device of the cerebral blood flow detection probe disclosed by the utility model is more stable, and moreover, the racks are not easy to slip, and the checking and monitoring probe is capable of acquiring accurate test data.
Description
Technical field
This utility model relates to a kind of medical machinery, particularly a kind of head rest device of cerebral blood flow detection probe.
Background technology
In current armarium, for the diagnosis of noinvasive ground and/or monitoring human body intracranial vessel and cervical vertebra angiopathy, usually adopt TCD(i.e. " transcranial doppler blood flow analysis instrument ", also claim " transcranial doppler cerebral blood flow diagnostic system ", " transcranial doppler detector ", " transcranial Doppler diagnosis and monitor system " etc.) detection cerebrovascular signal (as blood flow signal).
TCD is the special medical equipment without wound diagnosis and/or monitoring human body intracranial vessel and cervical vertebra angiopathy.In the clinical practice of TCD, regulate probe and make it launch ul-trasonic irradiation to be successfully to complete to diagnose and the key of monitoring function to the position of patient's incidence and angle in optimum state, to be also to operate the most difficult place in whole process of clinical application.
When TCD just emerges, its conventional sense and monitoring operation are all by medical personnel's hand hold transducer with carry out the manual adjustments probe positions and complete.This makes the operator be difficult to keep for a long time the stability of probe positions and detection angle thereof, and, because detection angle is very large to effect of signals, the operator is difficult to keep for a long time probe positions and detection angle thereof also easily to cause the blood flow signal that gathers gained unstable.
For make conventional sense or when monitoring the operator to gather the blood flow signal of gained more stable, and save operator's muscle power and energy, developed the device of the probe holder for static probe be worn on the head at present.This device has the advantages that to be applicable to different brain shapes and big or small patient; This device can maintain static probe after by manual operation, searching out target blood, and while having eliminated long-time operation (especially Long term Monitoring), hand hold transducer is easily trembled, any one tiny action such as speech affects, the easy defect of tired and jitter that therefore bring.
Refer to Fig. 1, present head rest device comprises locking device 11, side support assembly 12, crown assembly 13 and hindbrain assembly 14, for the stable blood flow signal that cerebral vessels detected, generally by crown assembly 11, what a after the adaptive people's of the length of hindbrain assembly 14 head dummy, just be fixed up, and the length of locking device 11 is adjustable, the fixed form of crown assembly 13 and hindbrain assembly 14 generally adopts VELCRO, buckles etc. are fixed as the size of head dummy, in order to facilitate the doctor to operate, the general locking device 11 that only passes through is finally locked, then regulate the length of forebrain assembly.
See also Fig. 2 and Fig. 3, locking device 11 comprises: left tooth bar 111, right tooth bar 112, gear 113, forehead box 114, knob 115, shell fragment 116 and screw 117.Be provided with four lobe 1161 on shell fragment 116, be provided with 16 grooves 1151 and internal gear 1152 on knob 115, in the middle of described knob 115 and forehead box 114 are pressed in shell fragment 116, shell fragment 116 is stuck on forehead box 114, produces moment while by the elastic force of shell fragment 116 and frictional force, knob 115 being rotated.The doctor carrys out the length of regulation locking device 11 by rotary knob 115.
When needs tappet head rack device, clockwise rotate knob 115, knob 115, centered by the axle of internal gear 1152, by internal gear 1152 driven gears 113 of knob 115, then is driven the motion of left and right tooth bar by gear 113.After arriving certain preposition, while unclamping knob 115, the frictional force opposing lobe 1161 between shell fragment 116 and knob 115 finally reaches equilibrium of forces with the counteracting force of forehead box 114, and the length of locking device 11 is fixed.But when the stubborn number of times of knob 115 is too much, the edge of groove 1151 easily is worn, and shell fragment 116 can diminish with the frictional force of groove 1151 like this, finally makes it be less than the counteracting force of lobe 1161 and forehead box 114, make left and right tooth bar easily and gear slipping, make head rest device easily loosening.
In visible above-mentioned head rest device, no matter knob 115 is tightened or unscrews, and the moment of knob 115 is all the same, because shell fragment 116 rotates for a long time under the state of pressure, make the edge of knob 115 interior grooves 1151 be easy to wearing and tearing, cause head rest device to be twisted not tight, the phenomenon such as easily skid.Even the non-slip destruction of left and right tooth bar, head rest device can not reach the effect of stable probe in the situation that the counteracting force of patient's head easily fluffs head rest device yet, and the signal of probe is easily lost.
In addition, after the doctor is fixed on patient's head by head rest device, by the knob 117 fastener head rack devices of tightening locking device 11; Because being the feel by the doctor, the elasticity of adjusting head rack device determines whether to tighten, often because stubborn tension makes the patient uncomfortable, and because overtorquing makes the left and right tooth bar of the locking device destruction of easily skidding in the process of using.
Thereby prior art need to improve.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of head rest device of cerebral blood flow detection probe, to solve easily loosening problem of existing head rest device.
In order to achieve the above object, this utility model has been taked following technical scheme:
A kind of head rest device of cerebral blood flow detection probe, comprise the locking device for adjusting head rack device elasticity, described locking device comprise the first tooth bar, the second tooth bar, forehead box, knob, locked mechanism and with described the first tooth bar and the second tooth bar meshing gear;
Be provided with teeth groove on described forehead box; Described gear has the gear holder, on described gear holder, is provided with Elastic buckle and locating slot, is provided with the lobe with described teeth groove adaptation on described Elastic buckle; Be provided with gap between described Elastic buckle and gear holder;
The turning cylinder that there is brake axle, rotating shaft on described knob and be out of shape for controlling Elastic buckle; Described rotating shaft is fixed through gear, forehead box, the second tooth bar, the first tooth bar and locked mechanism successively, and described brake axle is arranged in locating slot, and turning cylinder is arranged in described gap.
In the head rest device of described cerebral blood flow detection probe, also comprise the first side carriage assembly and for pointing out the whether measuring device of fixing-stable of head rest device, one end of described measuring device is fixed on the carriage assembly of described first side, and the other end of described measuring device is fixed on described locking device.
In the head rest device of described cerebral blood flow detection probe, described measuring device comprises: flexible member, scale plate and pointer; Be provided with measured hole on described scale plate, an end of described scale plate is fixed on the carriage assembly of described first side, and described pointer is fixed on described the second tooth bar through described measured hole.
In the head rest device of described cerebral blood flow detection probe, on described scale plate, be provided with scale, described scale is positioned at top and/or the below of described measured hole.
In the head rest device of described cerebral blood flow detection probe, described measured hole is the waist hole, or the arc slotted hole.
In the head rest device of described cerebral blood flow detection probe, described forehead box comprises forehead box cover and the forehead box lower cover covered with the forehead box cover.
In the head rest device of described cerebral blood flow detection probe, described lobe has the first inclined-plane, and each tooth in described teeth groove has the second inclined-plane coordinated with described the first inclined-plane.
In the head rest device of described cerebral blood flow detection probe, described locating slot is arcuate groove.
The head rest device of described cerebral blood flow detection probe, also comprise hindbrain assembly and second side carriage assembly, described hindbrain assembly, first side carriage assembly, measure assembly, locking device and second side carriage assembly and be in turn connected to form the annular with people's head adaptation.
The head rest device of described cerebral blood flow detection probe, also comprise crown assembly, and an end of described crown assembly is fixed on the carriage assembly of first side, and the other end of crown assembly is fixed on the carriage assembly of second side.
Compared to prior art, the head rest device of the cerebral blood flow detection probe that this utility model provides, while clockwise rotating knob tappet head rack device, knob moves in locating slot by brake axle centered by rotating shaft, driven gear clockwise rotates, now Elastic buckle keeps naturalness (can not be out of shape), the fit structure of the tooth of the teeth groove of the lobe on Elastic buckle and forehead box cover, making Elastic buckle clockwise rotate Shi Buhui under naturalness is stuck, and clockwise rotate and drive the first tooth bar and the motion of the second tooth bar by gear, realize tightening of the headstock.Otherwise, when head rest device need to unclamp, rotate counterclockwise knob, knob is centered by rotating shaft, make the Elastic buckle distortion of gear by turning cylinder, make Elastic buckle to gear holder side-sway certain angle, so Elastic buckle can not block in rotation process in distortion, by gear, rotate counterclockwise and drive the first tooth bar and the motion of the second tooth bar realizes that the expansion of the headstock fluffs.When the headstock tightens to certain stable position, if do not unscrew counterclockwise knob, fit structure due to lobe and teeth groove, head rest device can naturally not fluff and tighten, therefore, the head rest device that this utility model provides is more firm compared to prior art, is not easy to become flexible, can stablize probe assembly, make the output signal of probe more stable.In addition, the fit structure of lobe and teeth groove, make the first tooth bar, the second tooth bar be not easy to skid, and extended the service life of head rest device.
The accompanying drawing explanation
The structural representation of the existing head rest device of Fig. 1.
Fig. 2 is the exploded view of locking device in existing head rest device.
Fig. 3 is the structural representation of the knob in the locking device of existing head rest device.
The structural representation of the angle that Fig. 4 is this utility model head rest device.
The structural representation of another angle that Fig. 5 is this utility model head rest device.
The structural representation that Fig. 6 is locking device in this utility model head rest device.
The exploded view that Fig. 7 is locking device in this utility model head rest device.
The structural representation of the gear in the locking device that Fig. 8 is this utility model head rest device and forehead box cover.
The structural representation of the knob in the locking device that Fig. 9 is this utility model head rest device.
The structural representation that Figure 10 is an angle of measuring device in this utility model head rest device.
The structural representation that Figure 11 is another angle of measuring device in this utility model head rest device.
The specific embodiment
For making the purpose of this utility model, technical scheme and effect clearer, clear and definite, referring to the accompanying drawing embodiment that develops simultaneously, this utility model is further described.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, and be not used in restriction this utility model.
This utility model provides a kind of head rest device of cerebral blood flow detection probe, and the one purpose is after the length of regulation locking device, makes tooth bar be not easy to skid, and improves the ruggedness of head rest device; Its another purpose is to provide a measuring device to point out the default elasticity that whether reaches of head rest device, and the prompting quantized has been arranged while making head rest device fixedly, rather than feels to fix the headstock by the doctor.
Refer to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, the structural representation of the angle that Fig. 4 is this utility model head rest device.The structural representation of another angle that Fig. 5 is this utility model head rest device.
The head rest device of the cerebral blood flow detection probe that this utility model provides comprises locking device 100, for adjusting head rack device elasticity.As shown in Fig. 6, Fig. 7 and Fig. 8, described locking device 100 comprise the first tooth bar 101, the second tooth bar 102, forehead box (not marking in figure), knob 105, locked mechanism 106 and with described the first tooth bar 101 and the second tooth bar 102 meshing gears 107.Wherein, be provided with teeth groove 1031 on described forehead box cover 103; Described gear 107 has gear holder 1071, is provided with Elastic buckle 1072 and locating slot 1073 on described gear holder 1071, is provided with the lobe 1074 with described teeth groove 1031 adaptations on described Elastic buckle 1072; Be provided with gap 1075 between described Elastic buckle 1072 and gear holder 1071.
Wherein, described Elastic buckle 1072 is hook solid, and the root of Elastic buckle 1072 and the one-body molded setting of gear holder 1071 make described gap 1075 be L-type, have limited the space of turning cylinder 1053.
See also Fig. 9, the turning cylinder 1053 that there is brake axle 1051, rotating shaft 1052 on described knob 105 and be out of shape for controlling Elastic buckle 1072; Described rotating shaft 1052 is fixing with locked mechanism 106 through gear 107 successively, forehead box, the second tooth bar 102, the first tooth bar 101, and described brake axle 1051 is arranged in locating slot 1073, and turning cylinder 1053 is arranged in described gap 1075.
In the present embodiment, described forehead box comprises forehead box cover 103 and forehead box lower cover 104, described forehead box cover 103 covers with forehead box lower cover 104, and described rotating shaft 1052 is through gear 107, forehead box cover 103, the second tooth bar 102, the first tooth bar 101 and forehead box lower cover 104 are fixing with locked mechanism 106 successively.Described locked mechanism 106 is screw, pin, buckle etc.
In this utility model embodiment, described locating slot 1073 is arcuate groove or other structure, as long as can limit the movement locus of brake axle 1051, when knob 105 rotation, limited the space of brake axle 1051, the length of this locating slot 1073 is the movable length of brake axle 1051.When head rest device is worn on patient's head, while needing the tappet head rack device, only need clockwise rotate knob 105, knob 105 is rotated centered by rotating shaft 1052, driving brake axle 1051 Sports band moving gear 107 in locating slot 1073 clockwise rotates, when knob 105 clockwise rotates, turning cylinder 1053 is positioned at the root of Elastic buckle 1072, make Elastic buckle 1072 keep naturalness (now Elastic buckle 1072 can not be out of shape), lobe 1074 on Elastic buckle 1072 and the fit structure of the tooth of the teeth groove 1031 of forehead box cover 103, when being rotated under naturalness, Elastic buckle 1072 can not be stuck, in clockwise rotating process, gear 107 drives the first tooth bar 101 and the second tooth bar 102 motions simultaneously, realize that head rest device tightens.
Otherwise, when head rest device need to unclamp, rotate counterclockwise knob 105, knob 105 rotates centered by rotating shaft 1052, make turning cylinder 1053 move to the bent hook part of Elastic buckle 1072, make Elastic buckle 1072 distortion by turning cylinder 1053, make Elastic buckle 1072 to gear holder 1071 side-sway certain angles (in Fig. 7 and Fig. 8, Elastic buckle 1072 is to the left swing certain angle), the tooth that lobe 1074 is broken away from teeth groove 1031, and in rotation process, move in the next tooth in teeth groove 1031, therefore in Elastic buckle 1072 distortion rotation processes, can not block, rotate counterclockwise and drive the first tooth bar 101 and the second tooth bar 102 motions and realize that head rest device enlarges and fluff by gear 107.
When the headstock tightens to certain stable position, if do not unscrew counterclockwise knob 105, due to the fit structure of lobe 1074 with teeth groove 1031, make the counteracting force of patient's head be less than tooth in teeth groove 1031 active force to lobe 1074, therefore head rest device can naturally not fluff and tighten, make the first tooth bar 101, the second tooth bar 102 be not easy to skid, extended the service life of head rest device.
In the present embodiment, the matching relationship of lobe 1074 and teeth groove 1031 is by arranging the first inclined-plane in lobe 1074, and the corresponding surface of each tooth in teeth groove 1031 is set to the second inclined-plane coordinated with described the first inclined-plane, logical the first inclined-plane, the second inclined-plane, the matching relationship of other face of each tooth in lobe 1074 and teeth groove 1031, make Elastic buckle 1072 under naturalness, lobe 1074 only has small revolution space in the tooth of teeth groove 1031, realized the locking function of head rest device, therefore after head rest device is adjusted to suitable elasticity, head rest device is difficult for loosening.
Please continue to consult Fig. 7 and Fig. 8, the present embodiment is elaborated to lobe 1074 and the fit structure of teeth groove 1031: as shown in Figure 8, described lobe 1074 has successively the first surface 1076 that connects, second 1077 and the 3rd 1078, and each tooth in described teeth groove 1031 all has fourth face 1032, the 5th the 1033 and the hexahedro 1034.Wherein, described the 3rd the 1078 and the hexahedro 1034 is inclined-plane, the 3rd 1078 relative second 1077 inclined, the hexahedro 1034 relative the 5th 1033 inclined.After head rest device is fixing, make first surface 1076 against fourth face 1032, Elastic buckle 1072, in indeformable situation, can rotate in a clockwise direction, and can not counterclockwise rotate.
Should be noted that, lobe 1074 can also be other structure with the fit structure of teeth groove 1031, as long as can realize in the indeformable situation of Elastic buckle 1072, gear 107 being clockwise rotated, can not rotate counterclockwise and get final product, the present embodiment is given an example no longer one by one.
Further, in other embodiments, the both sides of described gear holder 1071 can respectively arrange at least one Elastic buckle 1072, after knob 105 forwards certain position to, head rest device can not fluff automatically, tightening and releasing orientation of head rest device, all can only could regulate by the mode of rotary knob 105.
It should be noted that in the head rest device of the cerebral blood flow detection probe that this utility model provides, described locking device can also adopt other structure, as passed through head rest device as described in manual locking by the structure such as engaging.
Please continue to consult Fig. 4 and Fig. 5, the head rest device of the cerebral blood flow detection probe that this utility model provides also comprises: first side carriage assembly 200 and measuring device 300, one end of described measuring device 300 is fixed on described first side carriage assembly 200, the other end of described measuring device 300 is fixed on described locking device 100, for pointing out whether fixing-stable of head rest device.
Further, the head rest device of the cerebral blood flow detection probe that this utility model provides also comprises: hindbrain assembly 400 and second side carriage assembly 500, and described hindbrain assembly 400, first side carriage assembly 200, measure assembly, locking device 100 and second side carriage assembly 500 and be in turn connected to form the annular with people's head adaptation.
See also Figure 10 and Figure 11, described measuring device 300 comprises: flexible member 301, scale plate 302 and pointer 303; Be provided with measured hole 304 on described scale plate 302, an end of described scale plate 302 is fixed on described first side carriage assembly 200, and described pointer 303 is fixed on described the second tooth bar 102 through described measured hole 304.
In the present embodiment, be provided with scale 305 on scale plate 302, described scale 305 is positioned at top and/or the below of described measured hole 304, one end of described scale plate 302 is fixed on described first side carriage assembly 200 by screw 306 or buckle, be provided with cue mark 3031 on one end face of described pointer 303, and this end face is positioned at the outside of scale plate 302, the other end (not shown) of pointer 303 is fixed on the second tooth bar 102 of locking device 100.
When head rest device is fixed on patient's head, while tightening locking device 100, flexible member 301 is because the effect of under tension is extended, in elongation, pointer 303 also follows flexible member 301 to move (direction at Figure 10 is moved to the left), when pointer 303 arrives the numerical value (pointer 303 moves to the position of scale 4) of appointment, mean that head rest device has reached the requirement that is stabilized in head.And now, concerning the patient, the elasticity of head rest device is suitable, neither can because of head rest device too pine cause probe signal to be lost, can be not uncomfortable because of the head that too tightly makes the patient yet.Visible, this utility model has been done to quantize to show to the elasticity of head rest device, when guaranteeing the detection signal requirement, has been made the patient feel comfortable, and reduced doctor's operational requirements.
Please again consult Figure 10, described measured hole 304 can adopt the waist hole, or the arc slotted hole, and pointer 303 is also moved relative to scale plate 302 in the certain-length scope, has also controlled the length that flexible member 301 stretches simultaneously, avoids excessive tensile elasticity element 301.In the present embodiment, described flexible member 301 is spring, silica gel piece, sheet rubber, sheet spring, diaphragm, bellows, bourdon tube, corrugated tube, foam, sponge, hydraulic spring grease cup, air spring or the sheet that telescopicing performance is good.Certainly, described measured hole 304 also can be designed as other shape, as long as can make, between pointer 303 and scale plate 302, can relatively move.Flexible member 301 can be also that other has the flexible member that elastic material is made, and as elastic cord, as long as can be after unclamping head rest device, flexible member 301 can be contracted to the original length and get final product.
Further, described measurement assembly can also be other structure, as by sensor, control chip and buzzer, replaced pointer 303, when head rest device reaches default elasticity, sensor by the signal feedback that gathers to control chip, control buzzer by control chip and sound, prompting doctor head rest device has reached fixedly requirement.
Please again consult Fig. 4 and Fig. 5, the head rest device of cerebral blood flow detection probe of the present utility model also comprises crown assembly 600, one end of described crown assembly 600 is fixed on first side carriage assembly 200, and the other end of crown assembly 600 is fixed on second side carriage assembly 500.And all also probe assembly 700 can be installed on described first side carriage assembly 200 and second side carriage assembly 500.
In sum, the head rest device of the cerebral blood flow detection probe that this utility model provides is more firm compared to prior art, tooth bar is not easy to skid, and the probe of having guaranteed to check monitoring can obtain and detect accurately data, and, after patient wear, feels comfortable.And reduced in especially monitoring process of Clinical detection doctor's operational stability is required and degree of participation, also reduced the requirement of patient's self stability, thereby the raising that obtained of the stability detected.In addition, head rest device of the present utility model also has simple in structure, the characteristics such as cost is low, long service life.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of this utility model.
Claims (10)
1. the head rest device of a cerebral blood flow detection probe, comprise the locking device for adjusting head rack device elasticity, it is characterized in that, described locking device comprise the first tooth bar, the second tooth bar, forehead box, knob, locked mechanism and with described the first tooth bar and the second tooth bar meshing gear;
Be provided with teeth groove on described forehead box; Described gear has the gear holder, on described gear holder, is provided with Elastic buckle and locating slot, is provided with the lobe with described teeth groove adaptation on described Elastic buckle; Be provided with gap between described Elastic buckle and gear holder;
The turning cylinder that there is brake axle, rotating shaft on described knob and be out of shape for controlling Elastic buckle; Described rotating shaft is fixed through gear, forehead box, the second tooth bar, the first tooth bar and locked mechanism successively, and described brake axle is arranged in locating slot, and turning cylinder is arranged in described gap.
2. the head rest device of cerebral blood flow detection probe according to claim 1, it is characterized in that, also comprise the first side carriage assembly and for pointing out the whether measuring device of fixing-stable of head rest device, one end of described measuring device is fixed on the carriage assembly of described first side, and the other end of described measuring device is fixed on described locking device.
3. the head rest device of cerebral blood flow detection probe according to claim 2, is characterized in that, described measuring device comprises: flexible member, scale plate and pointer; Be provided with measured hole on described scale plate, an end of described scale plate is fixed on the carriage assembly of described first side, and described pointer is fixed on described the second tooth bar through described measured hole.
4. the head rest device of cerebral blood flow detection probe according to claim 3, is characterized in that, on described scale plate, is provided with scale, and described scale is positioned at top and/or the below of described measured hole.
5. the head rest device of cerebral blood flow detection probe according to claim 3, is characterized in that, described measured hole is the waist hole, or the arc slotted hole.
6. the head rest device of cerebral blood flow detection probe according to claim 1, is characterized in that, described forehead box comprises forehead box cover and the forehead box lower cover covered with the forehead box cover.
7. the head rest device of cerebral blood flow detection probe according to claim 1, is characterized in that, described lobe has the first inclined-plane, and each tooth in described teeth groove has the second inclined-plane coordinated with described the first inclined-plane.
8. the head rest device of cerebral blood flow detection probe according to claim 1, is characterized in that, described locating slot is arcuate groove.
9. the head rest device of cerebral blood flow detection probe according to claim 2, it is characterized in that, also comprise hindbrain assembly and second side carriage assembly, described hindbrain assembly, first side carriage assembly, measure assembly, locking device and second side carriage assembly and be in turn connected to form the annular with people's head adaptation.
10. the head rest device of cerebral blood flow detection probe according to claim 9, is characterized in that, also comprises crown assembly, and an end of described crown assembly is fixed on the carriage assembly of first side, and the other end of crown assembly is fixed on the carriage assembly of second side.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203335690U CN203315002U (en) | 2013-06-09 | 2013-06-09 | Headstock device of cerebral blood flow detection probe |
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| CN2013203335690U CN203315002U (en) | 2013-06-09 | 2013-06-09 | Headstock device of cerebral blood flow detection probe |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103976858A (en) * | 2014-05-09 | 2014-08-13 | 深圳市倍轻松科技股份有限公司 | Head massager and helmet size adjustment structure thereof |
| CN106236138A (en) * | 2016-08-19 | 2016-12-21 | 西南医科大学 | Intracranial pressure noninvasive monitor based on R wave |
| CN113288042A (en) * | 2021-05-15 | 2021-08-24 | 安徽医科大学第二附属医院 | Visual electrophysiological detection device and method |
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2013
- 2013-06-09 CN CN2013203335690U patent/CN203315002U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103976858A (en) * | 2014-05-09 | 2014-08-13 | 深圳市倍轻松科技股份有限公司 | Head massager and helmet size adjustment structure thereof |
| WO2015169113A1 (en) * | 2014-05-09 | 2015-11-12 | 深圳市倍轻松科技股份有限公司 | Head massager and helmet size adjustment structure therefor |
| CN103976858B (en) * | 2014-05-09 | 2016-05-04 | 深圳市倍轻松科技股份有限公司 | Head massager and helmet size adjustment structure thereof |
| US9895280B2 (en) | 2014-05-09 | 2018-02-20 | Shenzhen Breo Technology Co., Ltd. | Head massager and helmet size adjusting structure thereof |
| CN106236138A (en) * | 2016-08-19 | 2016-12-21 | 西南医科大学 | Intracranial pressure noninvasive monitor based on R wave |
| CN113288042A (en) * | 2021-05-15 | 2021-08-24 | 安徽医科大学第二附属医院 | Visual electrophysiological detection device and method |
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