CN105854108B - A kind of ear-nose-throat department flusher - Google Patents
A kind of ear-nose-throat department flusher Download PDFInfo
- Publication number
- CN105854108B CN105854108B CN201610160630.4A CN201610160630A CN105854108B CN 105854108 B CN105854108 B CN 105854108B CN 201610160630 A CN201610160630 A CN 201610160630A CN 105854108 B CN105854108 B CN 105854108B
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- nose
- ear
- medicinal liquor
- throat department
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Classifications
-
- 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0233—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs
- A61M3/0254—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs the liquid being pumped
-
- 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
- A61B1/04—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 combined with photographic or television appliances
- A61B1/043—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 combined with photographic or television appliances for fluorescence imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7253—Details of waveform analysis characterised by using transforms
- A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
-
- 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0295—Cannula; Nozzles; Tips; their connection means with inflatable balloon
Abstract
The invention discloses a kind of ear-nose-throat department flushers, including pedestal, support frame and objective table, support frame as described above is set on the base, support frame as described above is equipped with objective table, the objective table is equipped with fixing groove, the medicinal liquor barrel being made of clear material is placed in the fixing groove, water pump is equipped in the medicinal liquor barrel, outlet tube is connected on the water pump, one end of the outlet tube passes through medicinal liquor barrel and connects flushing pipe by connector, the flushing pipe is made of flexible material, its middle section is equipped with the hand-held wing, miniature webcam is equipped at the nozzle of the other end of flushing pipe, the minisize photography head is placed in installing pipe, the installing pipe is fixed on the inner wall of flushing pipe.The configuration of the present invention is simple, easy to operate, conveniently moving can not only preferably help patient's irrigation and disinfection, also can be improved the comfort level of patient, alleviate the workload of medical worker.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of ear-nose-throat department flushers.
Background technique
Ear-nose-throat department is diagnoses and treatment ear, nose, throat and its disciplines of surgery of related head-neck region, is passed through in ear-nose-throat department
The inspection that carries out disinfection for patient is often needed, often rinses suppuration or bleeding part to patient, it is further to carry out
Treatment, the processing of these processes often be unable to do without the repeated flushing of medical worker, and existing flusher structure is very simple and crude,
It is rinsed movement by using the mode that hand pinches air bag, two hands is needed to operate together, operability is very poor, not only gives medical matters
Personnel increase workload, and there are a large amount of waste liquids, meanwhile, because being operated for patients head, it often will cause behaviour
It is inconvenient to make, and also the patient feels can be allowed uncomfortable, increase the pressure of patient, and cannot observe internal situation, can not grasp
The degree of flushing.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of ear-nose-throat department proposed is rinsed
Device.
To achieve the goals above, present invention employs following technical solutions: including pedestal, support frame and objective table, institute
It states support frame to be set on the base, support frame as described above is equipped with objective table, and the objective table is equipped with fixing groove, the fixing groove
On be placed with the medicinal liquor barrel being made of clear material, water pump is equipped in the medicinal liquor barrel, connects outlet tube on the water pump, it is described
One end of outlet tube passes through medicinal liquor barrel and connects flushing pipe by connector, is equipped with miniature video camera at the nozzle of the other end of flushing pipe
Head；
The minisize photography head is placed in installing pipe, and the installing pipe is fixed on the inner wall of flushing pipe；
The miniature webcam is arranged in gas cell, and the lateral wall of gas cell is pasted on the inner sidewall of installing pipe,
Cavity is set in the inside of the gas cell, which is set in cavity；
The gas cell includes upper and lower two parts, and two parts are connected by gas tube；
The end of gas cell is provided with the hollow poly- scape shell of annular, poly- scape shell one end is connect with miniature webcam, separately
One end is connect with transparent installing pipe, and the side of annular bonds together with gas cell；
Circuit board is additionally provided in the gas cell, circuit board is connect with miniature webcam, is provided in circuit board
Control module handles the acquisition data of miniature webcam；
The control module obtains the first pixel and the second pixel of acquisition map, wherein, the first pixel A is target picture
The gray value of element, the first pixel is greater than or equal to initial segmentation threshold value T0, sum of all pixels N；
Second pixel B is background pixel, and the gray value of the second pixel is less than initial segmentation threshold value T0, sum of all pixels M；Figure
The maximum value for composing f (i, j) is Vmax, minimum value Vmin；
Wherein, T0=1/2 (Vmin+Vmax) (1)；
Calculate the global threshold T of the gray average of the first pixel and the second pixel；
Calculate the variances sigma of the first pixel and the second pixel2
σ2=(PA+PB)(T-T0)2(3)；
Wherein, the probability of the first pixel are as follows:
The probability of second pixel are as follows:
If variance is within a preset range, the map is split using T as global threshold.
Further, the medicinal liquor barrel is equipped with display screen, and the display screen is connected to the miniature video camera by controller
Head is additionally provided with rack on the objective table, and the side of medicinal liquor barrel is arranged in the rack, and the rack is equipped with and institute
State the holding ring that connector matches.
Further, the flushing pipe is made of flexible material, and middle section is equipped with the hand-held wing.
Further, the medicinal liquor barrel is equipped with containing mark item.
Further, the top of the medicinal liquor barrel is equipped with filling opening, and the filling opening is equipped with sealing cover.
Further, the pedestal is equipped with medical apparatus placing box.
Further, the bottom of the pedestal is equipped with castor.
Further, when the control module obtains profile information, to signal waveform, within every continuous m period,
Each cycle selects the sampled point of n predetermined time, and primary, continuous sampling n times are sampled at interval of time Δ t；In order to guarantee to sample
The time interval Δ t of the property of can refer to and accuracy of data, the n sampled point selected within each period is counted according to the following equation
It calculates,
In formula, Δ t indicates the time interval of sampled point, and a is correction factor, and size is determined by sampled point quantity, ω table
The angular frequency for showing photographing signals is determined that β is initial phase angle, t by the performance of miniature webcam0Indicate the time of signal period, λ
Indicate the peak value of signal waveform.
Further, the gas tube is also connected with a storage box, is provided with power supply in storage box；
Conducting wire is arranged in gas cell by gas tube.
Further, the upper end of the storage box is connect with connecting rod, and connecting rod is connect with attachment base, and attachment base is fixed
On the inner sidewall of installing pipe.
In the present invention, medical fluid is pumped out by water pump and is rinsed by the flushing pipe position to be rinsed to patient, flushing pipe
The other end nozzle at be equipped with miniature webcam, can pass through display screen observe flushing pipe insertion situation and flushing degree；
The middle section of flushing pipe is equipped with the hand-held wing, facilitates medical worker to adjust the position of flushing pipe, when reduction flushing pipe enters
Resistance, prevent flushing pipe to be squeezed flat, influence flushing effect, structure is simple, easy to operate, conveniently moving；
Patient's irrigation and disinfection can not only be preferably helped, the comfort level of patient is also can be improved, alleviates medical worker's
Workload.
The present invention avoids take pictures end and the balloon contacts of miniature webcam by the setting of poly- scape shell, influences effect of taking pictures,
Two parts air bag can also be combined together, medical fluid is avoided to enter inside air bag.
The present invention is by obtaining tetra- kinds of fluorescent images of CY3, CY5, FAM and TXR, using the map as benchmark image, to institute
It states four kinds of fluorescent images and carries out Fourier's registration, the fluorescent image after being registrated is looked into the fluorescent image after the registration
The magnetic bead central point looked for carries out fusion treatment to the central point, to obtain fused magnetic bead central point.
Runing time of the present invention is short, good to image segmentation, after improving to the Image Acquisition of microcam, to image
The accuracy of identification, and then the accurately judgement to base type.For microcam map it is smudgy when, and fluorogram
As magnetic bead identification can be carried out by obtaining fluorescent image when understanding.It is smudgy to avoid image in conventional map, magnetic bead
The case where under-enumeration.Also, recognizer is simple, and rate is fast, improves magnetic bead discrimination.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of ear-nose-throat department flusher proposed by the present invention；
Fig. 2 is the amplification profile structural schematic diagram of a-quadrant.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1, a kind of ear-nose-throat department flusher, including pedestal 1, support frame 2 and objective table 3, the setting of support frame 2 exist
On pedestal 1, support frame 2 is equipped with objective table 3, and objective table 3 is equipped with fixing groove 4.
It is placed with the medicinal liquor barrel 5 being made of clear material in fixing groove 4, water pump 6 is equipped in medicinal liquor barrel 5, is connected on water pump 6
Outlet tube 7, one end of outlet tube 7 pass through medicinal liquor barrel 5 and connect flushing pipe 9 by connector 8.
The flushing pipe 9 is made of flexible material, and middle section is equipped with the hand-held wing 10, the pipe of the other end of flushing pipe 9
Miniature webcam 11 is equipped at mouthful, minisize photography head 11 is placed in installing pipe 12, and installing pipe 12 is fixed on the inner wall of flushing pipe 9
On.
Medicinal liquor barrel 5 is equipped with display screen, and display screen is connected to miniature webcam 11 by controller, is additionally provided on objective table 3
The side of medicinal liquor barrel 5 is arranged in rack 13, rack 13, and rack 13 is equipped with the holding ring 14 matched with connector 8.
Medicinal liquor barrel 5 is equipped with containing mark item, and the top of the service condition of observable medical fluid, medicinal liquor barrel 5 is equipped with filling opening,
Filling opening is equipped with sealing cover 15, and pedestal 1 is equipped with medical apparatus placing box 16, and the bottom of pedestal is equipped with castor 17, support frame 2
The upper side far from spray tank 5 is equipped with push rod 18, is moved easily, and holding the wing 10 is single-blade structure, and installing pipe 12 uses transparent material
Material is made, it is cylindrical and with flushing pipe 9 be integrally formed.
When work, connector 8 is removed from holding ring 14, is held the wing 10 with hand-held stop and waited for the insertion patient of flushing pipe 9
Rinse position, medical fluid is pumped out by water pump 6 and is rinsed by the position to be rinsed to patient of flushing pipe 9, flushing pipe 9 it is another
It is equipped with miniature webcam 11 at the nozzle at end, the insertion situation of flushing pipe 9 and the degree of flushing can be observed by display screen, is rinsed
The middle section of pipe 9 is equipped with the hand-held wing 10, and medical worker is facilitated to adjust the position of flushing pipe 9, reduces resistance when flushing pipe 9 enters,
It preventing flushing pipe 9 to be squeezed flat, influences flushing effect, structure is simple, and it is easy to operate, it can not only preferably help patient to rinse and disappear
Poison also can be improved the comfort level of patient, alleviate the workload of medical worker.
In embodiments of the present invention, the miniature webcam 11 is arranged in installing pipe 12, and installing pipe 12 is using transparent
Material is made, and is closed pipeline.
Influence and damage of the medical fluid to miniature webcam 11 in order to prevent, in body embodiment, the miniature webcam
11 are arranged in gas cell 23, and the lateral wall of gas cell 23 is pasted on the inner sidewall of installing pipe 12, in the gas cell 23
Inside be arranged cavity 24, which is set in cavity, the bottom of cavity 24 is arranged in miniature webcam 11,
After gas cell 23 is inflated, due to the gravity of miniature webcam 11, the bottom of gas cell 23 is flattened, miniature webcam 11 can
It is steady to place, accurately acquire flush information.
The gas cell 23 of the present embodiment includes upper and lower two parts, and two parts are connected by gas tube 25, and inflator pump is by filling
Tracheae 25 is inflated to upper and lower two parts air bag respectively.
The end of gas cell 23 is provided with the hollow poly- scape shell 21 of annular, poly- 21 one end of scape shell and miniature webcam 11
Connection, the other end are connect with transparent installing pipe 12, and the side of annular bonds together with gas cell 23, and gas cell 23 wraps up
Poly- scape shell 21；Miniature webcam 11 is taken pictures by poly- scape shell 21.The present invention avoids miniature webcam by the setting of poly- scape shell 21
11 take pictures end and balloon contacts influence effect of taking pictures, additionally it is possible to be combined together two parts air bag, medical fluid is avoided to enter gas
Intracapsular portion.
Circuit board 31 is additionally provided in the gas cell 23, circuit board 31 is connect with miniature webcam 11, circuit board
It is provided with control module in 31, the acquisition data of miniature webcam 11 are handled.
Gas tube 25 is also connected with a storage box 27, is provided with power supply 26 in storage box 27, is miniature webcam 11 and electricity
Road plate 31 is powered, and power supply 26 is connect by conducting wire 30 with circuit board 31.Conducting wire 30 passes through gas tube 25, and the cloth in gas cell 23
It sets；It is provided with through-hole in gas tube 25 accordingly, is passed through for conducting wire 30 and gas tube.
In order to increase integrally-built stability, the upper end of the storage box 27 is connect with connecting rod 28, connecting rod 28
It is connect with attachment base 29, attachment base 29 is fixed on the inner sidewall of installing pipe 30.
In embodiments of the present invention, in order to obtain accurate image information, the control module obtains acquisition information, and
It is transmitted in display by wireless sending module, operator judges the degree of flushing process and flushing by the information.
The embodiment of the present invention is tested by installing pipe, is inevitably influenced by tube wall and water mist fog-level, control
Module need to be handled image, keep image clearly controllable.
When the control module obtains profile information, to signal waveform, within every continuous M period, each cycle choosing
The sampled point for selecting n predetermined time, at interval of time T0Sampling is primary, continuous sampling M times；In order to guarantee joining for sampled data
The time interval Δ t of the property examined and accuracy, the n sampled point selected within each period is calculated according to the following equation,
In formula, Δ t indicates the time interval of sampled point, and a is correction factor, and size is determined by sampled point quantity, ω table
The angular frequency for showing photographing signals is determined that β is initial phase angle, t by the performance of miniature webcam 110Indicate the time of signal period,
The peak value of λ expression signal waveform.
It is sampled through above-mentioned formula (1), when signal amplitude is bigger, sampling is more intensive, and the property of can refer to of sampled data is stronger；
Sampling samples signal data according to preset condition, so that subsequent signal processing data volume reduces, mitigates the numerous of data processing
Miscellaneous operation.
In the present embodiment, the control module obtains the first pixel and the second pixel of acquisition map, wherein first
Pixel A is object pixel, and the gray value of the first pixel is greater than or equal to initial segmentation threshold value T0, sum of all pixels N；
Second pixel B is background pixel, and the gray value of the second pixel is less than initial segmentation threshold value T0, sum of all pixels M；Figure
The maximum value for composing f (i, j) is Vmax, minimum value Vmin；
Wherein, T0=1/2 (Vmin+Vmax) (2)；
Calculate the global threshold T of the gray average of the first pixel and the second pixel；
Calculate the variances sigma of the first pixel and the second pixel2
σ2=(PA+PB)(T-T0)2(4)；
Wherein, the probability of the first pixel are as follows:
The probability of second pixel are as follows:
If variance is within a preset range, the map is split using T as global threshold.
Obtain tetra- kinds of fluorescent images of CY3, CY5, FAM and TXR；
Specifically, when CCD camera take pictures acquisition DNA map it is smudgy when, and when fluorescent image understands, can pass through
Fluorescent image is obtained, magnetic bead identification is carried out.
Using the map as benchmark image, Fourier's registration is carried out to four kinds of fluorescent images, it is glimmering after being registrated
Light image；
The magnetic bead central point searched in the fluorescent image after the registration；
Fusion treatment is carried out to the central point, to obtain fused magnetic bead central point.
Specifically, it is generally the case that piece image of each magnetic bead in tetra- kinds of images of CY3, CY5, FAM and TXR compares
Bright, other three amplitude ratios are darker.But when the acquisition signal of difference channels, since the setting of time for exposure and yield value is different, occur
The same magnetic bead is all bright in two images, and the magnetic bead central point found out from two images is in the same pixel,
Need to kick out of extra magnetic bead central point at this time.
In the present embodiment, by obtaining the first pixel and the second pixel, the gray scale for calculating the first pixel and the second pixel is equal
The global threshold T of value；And calculate the variances sigma of the first pixel and the second pixel2It is complete with T if variance is within a preset range
Office's threshold value is split the map.
By obtaining tetra- kinds of fluorescent images of CY3, CY5, FAM and TXR, using the map as benchmark image, to described four kinds
Fluorescent image carries out Fourier's registration, the fluorescent image after being registrated, the magnetic searched in the fluorescent image after the registration
Pearl central point carries out fusion treatment to the central point, to obtain fused magnetic bead central point.
The present embodiment runing time is short, good to image segmentation, after improving to the Image Acquisition of microcam, to figure
The accuracy of picture identification, and then the accurately judgement to base type.For microcam map it is smudgy when, and fluorescence
When image understands, magnetic bead identification can be carried out by obtaining fluorescent image.It is smudgy to avoid image in conventional map, magnetic
The case where pearl under-enumeration.Also, recognizer is simple, and rate is fast, improves magnetic bead discrimination.
It further include wireless sending module in the circuit board, the control module is connect with wireless sending module, will
The image information of acquisition is transmitted to corresponding wireless receiving module；Wireless receiving module is connect with display module；The display
Module includes display, and the display in the present embodiment is arranged on medicinal liquor barrel.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of ear-nose-throat department flusher, including pedestal, support frame and objective table, support frame as described above are set on the base, institute
Support frame is stated equipped with objective table, which is characterized in that the objective table is equipped with fixing groove, is placed in the fixing groove by saturating
Medicinal liquor barrel made of bright material, the medicinal liquor barrel is interior to be equipped with water pump, connects outlet tube, one end of the outlet tube on the water pump
Flushing pipe is connected by connector across medicinal liquor barrel, is equipped with miniature webcam at the nozzle of the other end of flushing pipe；
The minisize photography head is placed in installing pipe, and the installing pipe is fixed on the inner wall of flushing pipe；
The miniature webcam is arranged in gas cell, and the lateral wall of gas cell is pasted on the inner sidewall of installing pipe, in institute
Cavity is arranged in the inside for the gas cell stated, and the miniature webcam is arranged in cavity；
The gas cell includes upper and lower two parts, and two parts are connected by gas tube；
The end of gas cell is provided with the hollow poly- scape shell of annular, poly- scape shell one end is connect with miniature webcam, the other end
It is connect with transparent installing pipe, the side of annular bonds together with gas cell；
Circuit board is additionally provided in the gas cell, circuit board is connect with miniature webcam, and control is provided in circuit board
Module handles the acquisition data of miniature webcam；
The control module obtains the first pixel and the second pixel of acquisition map, wherein, the first pixel A is object pixel,
The gray value of first pixel is greater than or equal to initial segmentation threshold value T0, sum of all pixels N；
Second pixel B is background pixel, and the gray value of the second pixel is less than initial segmentation threshold value T0, sum of all pixels M；Map f
The maximum value of (i, j) is Vmax, minimum value Vmin；
Wherein, T0=1/2 (Vmin+Vmax) (1)；
Calculate the global threshold T of the gray average of the first pixel and the second pixel；
Calculate the variances sigma of the first pixel and the second pixel2
σ2=(PA+PB)(T-T0)2(3)；
Wherein, the probability of the first pixel are as follows:
The probability of second pixel are as follows:
If variance is within a preset range, the map is split using T as global threshold.
2. ear-nose-throat department flusher according to claim 1, which is characterized in that the medicinal liquor barrel is equipped with display screen,
The display screen is connected to the miniature webcam by controller, and rack is additionally provided on the objective table, and the placement is set up
It sets in the side of medicinal liquor barrel, the rack is equipped with the holding ring matched with the connector.
3. ear-nose-throat department flusher according to claim 1, which is characterized in that the flushing pipe uses flexible material system
At middle section is equipped with the hand-held wing.
4. ear-nose-throat department flusher according to claim 1, which is characterized in that the medicinal liquor barrel is equipped with containing mark
Item.
5. ear-nose-throat department flusher according to claim 1, which is characterized in that the top of the medicinal liquor barrel is equipped with liquid feeding
Mouthful, the filling opening is equipped with sealing cover.
6. ear-nose-throat department flusher according to claim 1, which is characterized in that the pedestal is put equipped with medical apparatus
Set case.
7. ear-nose-throat department flusher according to claim 1, which is characterized in that the bottom of the pedestal is equipped with castor.
8. ear-nose-throat department flusher according to claim 2, which is characterized in that the control module obtains map letter
When breath, to signal waveform, within every continuous m period, each cycle selects the sampled point of n predetermined time, at interval of the time
Δ t sampling is primary, continuous sampling n times；In order to guarantee the property of can refer to and accuracy of sampled data, selected within each period
The time interval Δ t of n sampled point is calculated according to the following equation,
In formula, Δ t indicates the time interval of sampled point, and a is correction factor, and size is determined by sampled point quantity, and ω indicates to clap
It according to the angular frequency of signal, is determined by the performance of miniature webcam, β is initial phase angle, t0Indicate the time of signal period, λ is indicated
The peak value of signal waveform.
9. ear-nose-throat department flusher according to claim 2, which is characterized in that the gas tube is also connected with a storage
Electric box is provided with power supply in storage box；
Conducting wire is arranged in gas cell by gas tube.
10. ear-nose-throat department flusher according to claim 9, which is characterized in that the upper end of the storage box and company
Extension bar connection, connecting rod are connect with attachment base, and attachment base is fixed on the inner sidewall of installing pipe.
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| CN201610160630.4A CN105854108B (en) | 2016-03-22 | 2016-03-22 | A kind of ear-nose-throat department flusher |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107307964A (en) * | 2017-07-14 | 2017-11-03 | 杨嵘 | The special irrigation and disinfection device of ear-nose-throat department |
| CN107875006B (en) * | 2017-11-10 | 2019-10-22 | 张辉 | A kind of nasal cavity cleaning pressure pump Automatic adjustment method |
| CN108294937A (en) * | 2017-11-28 | 2018-07-20 | 王洪燕 | The anti-injury cleaning platform of nasal cavity |
| CN109758634B (en) * | 2019-02-27 | 2024-05-03 | 青岛大学附属医院 | Irrigation device for otorhinolaryngology department |
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| CN204318704U (en) * | 2014-12-15 | 2015-05-13 | *** | A kind of otorhinolaryngology nursing display device |
| CN205084186U (en) * | 2015-09-23 | 2016-03-16 | 青岛大学附属医院 | Gynaecology uses expands external genitals |
| CN105303187A (en) * | 2015-12-10 | 2016-02-03 | 北京中科紫鑫科技有限责任公司 | DNA sequencing image identification method and device |
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