CN106963379A - A kind of terahertz imaging system - Google Patents
A kind of terahertz imaging system Download PDFInfo
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- CN106963379A CN106963379A CN201710162178.XA CN201710162178A CN106963379A CN 106963379 A CN106963379 A CN 106963379A CN 201710162178 A CN201710162178 A CN 201710162178A CN 106963379 A CN106963379 A CN 106963379A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/0507—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves using microwaves or terahertz waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/303—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the vagina, i.e. vaginoscopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
- A61B5/004—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/43—Detecting, measuring or recording for evaluating the reproductive systems
- A61B5/4306—Detecting, measuring or recording for evaluating the reproductive systems for evaluating the female reproductive systems, e.g. gynaecological evaluations
- A61B5/4318—Evaluation of the lower reproductive system
- A61B5/4337—Evaluation of the lower reproductive system of the vagina
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/14—Female reproductive, genital organs
- A61M2210/1475—Vagina
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- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Reproductive Health (AREA)
- Gynecology & Obstetrics (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to technical field of imaging, specifically related to a kind of terahertz imaging system, including the terahertz transmitter for producing THz wave, first receiver and the second receiver are used to receive the hereby ripple of the reflected terahertz with pathological tissues image, first receiver and the second receiver transmit signal to signal processing apparatus, second receiver is located towards on the direction of vaginal dilator outlet, second receiver is electrically connected with the motor that controllable second receiver is rotated, vaginal dilator outer wall is provided with groove, in groove it is detachable be provided with can accommodate acetic acid put liquid pipe.It is strong using the penetration power of THz wave in the present invention, ripple after being reflected through position to be detected THz wave is imaged, the hiding lesion in position to be detected can be shown, avoid and be only irradiated to the false diagnosis that epidermis is caused, after lesion is found from reflected terahertz hereby ripple image, extrusion puts the further profiling lesion of liquid in liquid pipe, it is to avoid the injury caused when the position to be detected of health is using liquid.
Description
Technical field
The present invention relates to technical field of imaging, and in particular to a kind of terahertz imaging system.
Background technology
Terahertz imaging enjoys favor, THz wave in recent years as a kind of application of novel imaging mode medically
The penetration capacity having had compared with infrared light, has relatively low photon energy compared with X-ray, therefore has very big in terms of liveliness detection
Advantage.THz wave is advantageous in that THz wave has very high sensitiveness to cytoplasm water relative to other electromagnetic waves,
Harmless, spatial resolution is high, up to tens microns, the internal image of pathological tissues can be clearly presented, what is be apparent from sees
To the lesion of some pathological tissues, facilitate diagnosis.
However, existing terahertz imaging system is solely be used on clinical medicine in the detection of brain diseases, can not
THz wave is played well to have the advantage that in itself.Especially in gynecological disease diagnosis, theory can use THz wave
Advantage carry out hurtless measure diagnosis.But, because the particularity of vaginal environment, existing terahertz imaging system can not
Adapt to its weak acid environment.
In current gynecological disease diagnosis, examination per vagina is important in gynaecology's routine inspection one, and examination per vagina can
For checking the gynecological diseases such as vaginitis, cervical erosion, cervical polyp, cervical intraepithelial neoplasia (CIN), cervical carcinoma.Current vagina
What inspection was mainly used is electronic colposcope, and the vagina image amplification that electronic colposcope can will be observed that is checked for doctor, is cured
It is raw that the sightless lesion of naked eyes can be found by the vagina image amplified.
Existing electronic colposcope is illuminated using ordinary light source, the diseased region image amplification 10- that can be will be observed that
40 times, existing electronic colposcope mainly includes gynecatoptron body, charging jacks, take pictures/fix key and LED light emission device, cloudy
Vaginal dilator is provided with road mirror body, LED light emission device insertion is installed in the inside of gynecatoptron body, the right side of LED light emission device
Side is provided with gynaecology's inspection mirror.But gynaecology's inspection mirror opened from vaginal dilator from vagina epidermis is carried out according to regarding, of vaginal dilator
Mouth is limited to be result according to the limited view regarding vaginal wall.
Therefore, it is badly in need of developing a kind of terahertz imaging system for being specifically used to carry out vagina detection.
The content of the invention
One of the object of the invention, which is to provide, a kind of can be imaged to the hiding lesion of vagina and human body is not injured
Terahertz imaging system, the second purpose is to provide a kind of terahertz imaging system that can be imaged to the hiding lesion of vagina
The imaging method of system.
Terahertz imaging system in this programme, including reflecting plate and the terahertz transmitter for producing THz wave,
The angle of the horizontal direction for the THz wave that the reflecting plate is launched with terahertz transmitter is 135 °, along the reflection of THz wave
Direction is provided with the first receiver, and first receiver is connected with the signal transacting for being imaged to THz wave by optical fiber
Device, the signal processing apparatus output end is electrically connected with imaging display device, in addition to gynecatoptron body and is arranged on vagina
Vaginal dilator on mirror body, the gynecatoptron body interior is additionally provided with the second receiver, and second receiver passes through optical fiber
Signal processing apparatus input is connected to, the THz wave of the terahertz transmitter transmitting passes through fiber optic conduction to gynecatoptron sheet
In vivo, the vaginal dilator is provided with the adjusting means of adjustable vaginal dilator opening and closing, and second receiver is exported towards vaginal dilator
Direction on, second receiver is electrically connected with the motor that controllable second receiver is rotated, the vaginal dilator outer wall and set
It is fluted, in the groove it is detachable be provided with can accommodate the liquid profiling for diseased region put liquid pipe.
The principle of this programme is：In the terahertz imaging system in using this programme, first vaginal dilator is touched into vagina,
Terahertz transmitter launches THz wave, and forming back wave after the reflected plate reflection of THz wave incides the first receiver；
The transmitted wave for being perforated through reflecting plate is irradiated to intravaginal, and after the reflection of transmitted wave Via vagina wall, transmitted wave incides the second receiver,
Transmitted wave after the reflection for carrying vagina image is delivered to signal processing apparatus and be processed at picture, signal by the second receiver
Vagina image is delivered to imaging display device and shown by reason device；Transmission wave process after the second receiver receives reflection
In, the rotation of the receiver of motor control second, because vagina is not regular, the transmitted wave direction after vagina reflects is not solid
Fixed, the second receiver will not regularly receive the transmitted wave reflected on single direction, make the second receiver can in rotation
Receive the transmitted wave after Via vagina reflection in all directions；When doctor has found illness by vagina image, liquid pipe is put in extruding
With spray liquid be used for further profiling affected part form, doctor can determine whether the illness of patient to make a definite diagnosis；Work as needs
When being treated to affected part, can in liquid pipe is put Plugging medicine, find lesion when, can check simultaneously complete control
Treat the sprinkling of medicine；After the detection of one patient of completion, removable underlying liquid pipe is changed or sterilized.
The beneficial effect of this programme is：1. the penetration power of THz wave is strong, after being reflected through position to be detected THz wave
Ripple be imaged, the hiding lesion in position to be detected can be shown, it is to avoid be only irradiated to the false diagnosis that epidermis is caused,
And damage is not resulted in human body, it is safer；2. prior art is mainly the photo for passing through position to be detected and directly treated
Detection position smears acetic acid or iodine solution carrys out profiling lesion, and this programme finds lesion preliminary from reflected terahertz hereby ripple image
Afterwards, then extrude the liquid put in liquid pipe and further make lesion profiling to make a definite diagnosis, it is to avoid in the prior art directly at position to be checked
Sprinkling liquid makes a definite diagnosis lesion to observe, it is to avoid use liquid at the position to be detected of health, and the position to be detected of health is made
Into injury；3. first by THz wave it is profiling go out lesion, then spray liquid further profiling lesion, it is to avoid in the prior art only
Place to be detected is directly simply imaged, the false diagnosis that epidermis is caused only is irradiated to；4. only vaginal dilator is strutted in the prior art
Part taken a picture, the visual field is limited to very much, this programme check lesion when, the receiver of motor control second rotate, make second
Receiver can receive the Terahertz transmitted wave reflected in all directions, the image model obtained by the imaging of reflected signal
Enclose wider, it can be seen that larger range of image, it is easier to find lesion.
Further, the terahertz transmitter is femto-second laser.
Femtosecond is a kind of chronomere, the one of the P peta that 1 femtosecond only has 1 second point, during the pulse persistance that femtosecond refers to
Between.It is not solid form due to being soft around position to be detected, the pulse that femto-second laser is produced is incided every time to be treated
The point of detection position is different, can be reflected back the THz wave at difference, increase area of detection.
Further, the bottom portion of groove is provided with chute, described to put the fin for being installed with and being matched with chute in liquid pipe.
Putting liquid pipe can be along slide, when doctor observes that vaginal wall has lesion, and the adjustable position for putting liquid pipe makes to put
Liquid in liquid pipe is sprayed with different angles, to be sprayed onto in different orientation.
Further, the liquid pipe surface of putting covers flexible film.
Film makes the outer surface for putting liquid pipe and vaginal dilator entirety more smooth, it is ensured that put liquid pipe detection gynecological disease in promotion
When, damage will not be caused to vaginal wall by putting liquid pipe.
Further, the vaginal dilator is the vaginal dilator that silica gel is made, and the end of the vaginal dilator is arcuate structure.
The vaginal dilator that silica gel is made is more soft, it is to avoid the vagina of the vaginal dilator injured patient of steel, the expansion of arcuate structure
External genitals end is without corner angle, skin of more fitting, it is not easy to damage the skin of vagina surface；The vaginal dilator end of arcuate structure, can make
The tangential direction injection in arcuately face when acetic acid is sprayed in liquid pipe is put, the position that put liquid pipe can be adjusted according to different parts, so that
Liquid in liquid pipe must be made to put to spray with different sprinkling directions, it is convenient that affected part is sprayed to determine lesion.
The imaging method of terahertz imaging system, comprises the following steps：
S1, terahertz transmitter, which is launched, forms back wave and transmitted through reflecting plate after THz wave, the reflected plate of THz wave
Transmitted wave, transmitted wave is mapped to position to be detected by gynecatoptron body from the opening of vaginal dilator, and transmitted wave is by position to be detected
Secondary reflection again；
S2, the first receiver receives back wave, and the second receiver receives the transmitted wave after secondary reflection again；
S3, signal processing apparatus receives saturating after the first receiver and the back wave of the second receiver transmission and reflection by optical fiber
Ejected wave, signal processing apparatus is to receiving back wave from the first receiver and the second receiver and saturating after secondary reflection again
Ejected wave is respectively processed imaging；
THz wave after processing is delivered to imaging display device by S4, signal processing apparatus；
S5, judges whether position to be detected has lesion by the station diagram picture to be detected on imaging display device, finds to be detected
During the lesion at position, liquid pipe is put in extruding, and the liquid put in liquid pipe is expressed into position to be detected makes lesion profiling.
Using THz wave it is observed that the deep degree of hiding epithelial tissue and lesion, disease can be found in time
Become, it is found that spraying liquid again after lesion makes lesion profiling, makes inspection situation more accurate, improves the accurate of examination per vagina
Property, the change of the state of an illness can be tackled in time.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the structural representation of vaginal dilator in Fig. 1；
Fig. 3 be Fig. 2 in put liquid pipe and the connection diagram of vaginal dilator；
Transmittings and record principle figure of the Fig. 4 for the THz wave of the embodiment of the present invention.
Embodiment
Below by embodiment, the present invention is further detailed explanation.
Reference in Figure of description includes：Gynecatoptron body 1, vaginal dilator 2, terahertz transmitter 3, first are received
Device 4, signal processing apparatus 5, the second receiver 6, imaging display device 7, reflecting plate 8, position to be detected 9, adjusting means 21, put
Liquid pipe 22, passage 23, film 24, groove 25, motor 61.
As shown in Figure 1：The one end of gynecatoptron body 1 is provided with the vaginal dilator 2 that silica gel is made, and the end of vaginal dilator 2 is arc knot
Adjusting means 21 is provided with structure, vaginal dilator 2, adjusting means 21 can adjust the opening angle of vaginal dilator 2 when in use, gynecatoptron
Body 1 is internally provided with the second receiver 6, and the second receiver 6 can receive the THz wave reflected, the second receiver 6
Motor 61 is connected with, motor 61 controls the second receiver 6 to rotate to receive the THz wave that different directions are reflected.
As shown in Figures 2 and 3：The end of vaginal dilator 2, which includes being formed between the relative arc-like sheet of two panels, arc-like sheet, can be seen
The passage 23 in affected part, the outside of vaginal dilator 2 is provided with groove 25, and the bottom of groove 25 is offered detachably to be provided with chute, groove 25
Liquid pipe 22 is put, puts to be provided with to cover on the fin for being fixed with and matching with chute in liquid pipe 22, the periphery of vaginal dilator 2 and puts liquid pipe 22
The film 24 of elasticity.
As shown in Figure 4：The angle of the horizontal direction for the THz wave that reflecting plate 8 is launched with terahertz transmitter 3 is 135 °,
Back wave of the THz wave that terahertz transmitter 3 is launched by the formation of reflecting plate 8 incides the first receiver 4, is perforated through
The transmitted wave of the formation of reflecting plate 8 is incided on position 9 to be detected, and transmitted wave is re-reflected into second by the reflection at position to be detected
Receiver 6, terahertz imaging device includes signal processing apparatus 5 and imaging display device 7, and the first receiver 4 and second is received
The output end of device 6 is connected to signal processing apparatus 5 by optical fiber, and the output end of signal processing apparatus 5 is connected to imaging display dress
Put 7.
THz wave passes through the reflection of vaginal wall through the transmitted wave of the formation of reflecting plate 8, and the transmitted wave after reflection is by second
Receiver is received, and the receiver of motor control second is rotated, and is dissipated after causing transmission wave reflection due to the irregular shape of vaginal wall
To multiple directions, the second receiver of rotation can receive the transmitted wave in all directions after Via vagina reflection, and pass through reflection
Transmitted wave afterwards is imaged to vaginal wall；When doctor has found illness by vagina image, extruding puts liquid pipe to spray liquid use
In further profiling affected part form, when needing to treat affected part, can in liquid pipe is put Plugging medicine, sending out
During existing lesion, the sprinkling of completion medicine simultaneously can checked.
Only the part that vaginal dilator is strutted is taken a picture in the prior art, the visual field is limited to very much, this programme is checking lesion
When, the receiver of motor control second is rotated, and the second receiver is received the reflected signal of all directions, is passed through reflected signal
The obtained image range of imaging it is wider, it can be seen that larger range of image, it is easier to find lesion.
The method for treating the imaging of detection position 9 using above-mentioned terahertz imaging system comprises the following steps：
S1, terahertz transmitter 3, which is launched, forms back wave and transmitted through reflection after THz wave, the reflected plate 8 of THz wave
The transmitted wave of plate 8, transmitted wave is mapped to position 9 to be detected by the opening of gynecatoptron body 1 from vaginal dilator 2, and transmitted wave is by be checked
Survey the secondary reflection again of position 9；
S2, the first receiver 4 receives back wave, and the second receiver 6 receives the transmitted wave after secondary reflection again；
S3, signal processing apparatus 5 is received after the first receiver 4 and the back wave of the second receiver 6 transmission and reflection by optical fiber
Transmitted wave, 5 pairs of signal processing apparatus received after back wave and reflection from the first receiver 4 and the second receiver 6
Transmitted wave is respectively processed imaging；
THz wave after processing is delivered to imaging display device 7 by S4, signal processing apparatus 5；
S5, judges whether position 9 to be detected has lesion by the image of position to be detected 9 on imaging display device 7, finds to be checked
When surveying the lesion at position 9, liquid pipe 22 is put in extruding, and the liquid put in liquid pipe 22 is expressed into position 9 to be detected makes profiling lesion.
In the present embodiment, position 9 to be detected is vaginal wall, and it can be acetic acid, terahertz sources to put the liquid in liquid pipe 22
Device 3 as Terahertz wave source, for example, can use femto-second laser, the He of the first receiver 4 using existing THz wave transmitter
Second receiver 6 uses the ultrafast terahertz detector of existing small volume, and signal processing apparatus 5 uses existing Terahertz
Spectroscopic imaging technology, is imaged using the THz wave reflectance spectrum of vaginal wall to the vagina scanned, to the width of reflectance spectrum
The two-dimensional signal spectrum progress of degree and phase, which is analyzed and processed, obtains image, and imaging display device 7 uses existing medical display device
Image is presented, for example, the medical display of the vertical letter of peace can be used.
Using the good characteristic of THz wave penetrability, the THz wave with lesion tissue image is received, can show and treat
The lesion hidden at detection position 9, it is to avoid be only irradiated to epidermis and can't find lesion.
When being imaged to pathological tissues, diseased region is found in the figure being first imaged from THz wave, then spray and put liquid pipe
Liquid in 22 further profiling diseased region, it is to avoid the wound caused when the position to be detected 9 of health is directly using liquid
Evil, more accurately shows lesion, it is to avoid mistaken diagnosis.
Above-described is only that the known general knowledge such as concrete structure and characteristic is not made herein in embodiments of the invention, scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
Embodiment etc. records the content that can be used for explaining claim.
Claims (6)
1. a kind of terahertz imaging system, it is characterised in that：Including reflecting plate and for producing the terahertz sources of THz wave
Device, the angle of the horizontal direction for the THz wave that the reflecting plate is launched with terahertz transmitter is 135 °, along THz wave
Reflection direction is provided with the first receiver, and first receiver is connected with the signal for being imaged to THz wave by optical fiber
Processing unit, the signal processing apparatus output end is electrically connected with imaging display device, in addition to gynecatoptron body and is arranged on
Vaginal dilator on gynecatoptron body, the gynecatoptron body interior is additionally provided with the second receiver, and second receiver passes through
Optical fiber is connected to signal processing apparatus input, and the THz wave of the terahertz transmitter transmitting passes through fiber optic conduction to vagina
In mirror body, the vaginal dilator is provided with the adjusting means of adjustable vaginal dilator opening and closing, and second receiver is towards vaginal dilator
On the direction of outlet, second receiver is electrically connected with the motor that controllable second receiver is rotated, the vaginal dilator outer wall
Be provided with groove, in the groove it is detachable be provided with can accommodate the liquid profiling for diseased region put liquid pipe.
2. terahertz imaging system according to claim 1, it is characterised in that：The terahertz transmitter is femtosecond laser
Device.
3. terahertz imaging system according to claim 1, it is characterised in that：The bottom portion of groove is provided with chute, described
Put the fin for being installed with and being matched with chute in liquid pipe.
4. terahertz imaging system according to claim 3, it is characterised in that：The liquid pipe surface of putting covers flexible
Film.
5. terahertz imaging system according to claim 1, it is characterised in that：The vaginal dilator is that the expansion that silica gel is made is cloudy
Device, the end of the vaginal dilator is arcuate structure.
6. the imaging method of terahertz imaging system, it is characterised in that comprise the following steps：
S1, terahertz transmitter, which is launched, forms back wave and transmitted through reflecting plate after THz wave, the reflected plate of THz wave
Transmitted wave, transmitted wave is mapped to position to be detected by gynecatoptron body from the opening of vaginal dilator, and transmitted wave is by position to be detected
Secondary reflection again；
S2, the first receiver receives back wave, and the second receiver receives the transmitted wave after secondary reflection again；
S3, signal processing apparatus receives saturating after the first receiver and the back wave of the second receiver transmission and reflection by optical fiber
Ejected wave, signal processing apparatus is to receiving back wave from the first receiver and the second receiver and saturating after secondary reflection again
Ejected wave is respectively processed imaging；
THz wave after processing is delivered to imaging display device by S4, signal processing apparatus；
S5, judges whether position to be detected has lesion by the station diagram picture to be detected on imaging display device, finds to be detected
During the lesion at position, liquid pipe is put in extruding, and the liquid put in liquid pipe is expressed into position to be detected makes lesion profiling.
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| CN201710162178.XA CN106963379B (en) | 2017-03-17 | 2017-03-17 | Terahertz imaging system |
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| CN201710162178.XA CN106963379B (en) | 2017-03-17 | 2017-03-17 | Terahertz imaging system |
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| CN114207412A (en) * | 2019-08-08 | 2022-03-18 | 苹果公司 | Terahertz sensor module for spectral analysis and imaging |
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| CN105510272A (en) * | 2015-12-31 | 2016-04-20 | 天津大学 | Ischemic cerebrum detection device and method based on terahertz wave transmission type imaging |
| CN105699317A (en) * | 2016-01-21 | 2016-06-22 | 电子科技大学 | Terahertz time-domain spectrograph capable of entering at fixed angle and simultaneously detecting transmission and reflection |
| CN105784634A (en) * | 2016-03-31 | 2016-07-20 | 电子科技大学 | Terahertz time domain spectrograph capable of measuring transmission and reflection simultaneously under vertical incidence |
| CN105962880A (en) * | 2016-04-18 | 2016-09-28 | 浙江大学 | Terahertz endoscope applicable to intestinal tract lesion detection and detection method |
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| CN108031000A (en) * | 2017-12-15 | 2018-05-15 | 于娜 | A kind of obstetrics and gynecology department chlorination equipment |
| CN114207412A (en) * | 2019-08-08 | 2022-03-18 | 苹果公司 | Terahertz sensor module for spectral analysis and imaging |
| CN114207412B (en) * | 2019-08-08 | 2024-05-28 | 苹果公司 | Terahertz sensor module for spectroscopic analysis and imaging |
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