CN108760142A - Pressure measurement endoscope, pressure detecting system, compress control method - Google Patents
Pressure measurement endoscope, pressure detecting system, compress control method Download PDFInfo
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- CN108760142A CN108760142A CN201811038930.0A CN201811038930A CN108760142A CN 108760142 A CN108760142 A CN 108760142A CN 201811038930 A CN201811038930 A CN 201811038930A CN 108760142 A CN108760142 A CN 108760142A
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- 238000009530 blood pressure measurement Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000000835 fiber Substances 0.000 claims abstract description 99
- 238000003780 insertion Methods 0.000 claims abstract description 83
- 230000037431 insertion Effects 0.000 claims abstract description 83
- 238000012545 processing Methods 0.000 claims description 39
- 238000001514 detection method Methods 0.000 claims description 29
- 239000013307 optical fiber Substances 0.000 claims description 29
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 239000010453 quartz Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 230000000243 photosynthetic effect Effects 0.000 claims description 3
- 239000006210 lotion Substances 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 18
- 239000007788 liquid Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000010408 sweeping Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 210000003734 kidney Anatomy 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 210000003708 urethra Anatomy 0.000 description 2
- 206010015866 Extravasation Diseases 0.000 description 1
- 206010040047 Sepsis Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000036251 extravasation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003695 paranasal sinus Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
- G01L11/02—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means
- G01L11/025—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means using a pressure-sensitive optical fibre
-
- 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
- A61B1/00163—Optical arrangements
- A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
- A61B1/00167—Details of optical fibre bundles, e.g. shape or fibre distribution
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- General Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Abstract
The embodiment of the invention discloses a kind of pressure measurement endoscope and the pressure detecting system including the pressure measurement endoscope and using the pressure measurement endoscope compress control method.Wherein, which includes：Handle and insertion section；Insertion section includes service aisle, end face of the service aisle through the end face of insertion section apex and the axial other end；The apex of insertion section is used to stretch into the body cavity or natural hole of patient, and the axial other end of insertion section is connect with handle；Insertion section has been internally integrated fiber sensing module；The end face at fiber sensing module sensing end is recessed in the end face of the end face of apex or the end face and apex at fiber sensing module sensing end；End is sensed, the pressure for the endface to apex is detected.The pressure at apex can be not only detected, be controlled, avoid occurring the excessive situation of pressure in patient's body cavity or natural hole, fiber sensing module can also be avoided to stretch out the apex of endoscope, cause to damage, and be conducive to the reduction of insertion section diameter.
Description
Technical field
This application involves the field of medical instrument technology more particularly to a kind of pressure measurement endoscope, a kind of pressure detecting system and
A kind of compress control method.
Background technology
Endoscope refers to that one kind can be extend into inside patient's body cavity or natural hole, inside body cavity or duct into
The medical instrument that row is such as observed, measures, treats operation.For example, endoscope for ENT, stomatology endoscope, dentistry endoscope, god
Through mirror, uretero-renoscope, resectoscope, laparoscope, arthroscope, nasal sinus mirror, laryngoscope etc..
Common various endoscopes generally comprise the handle that can be connected with each other and insertion section, the wherein apex of insertion section
(i.e. one end far from handle) is provided with the components such as observation, treatment, when insertion section is stretched into inside patient's body cavity or natural hole,
The components such as observation, the treatment that doctor can be arranged using insertion section apex are diagnosed or are treated to the state of an illness of patient.
By taking uretero-renoscope as an example, during carrying out calculi therapy in kidney, doctor's per urethra is by the insertion of endoscope
Portion stretches into inside the renal plevis of patient, and the component (such as laser) that smashes being arranged using insertion section apex is hit the calculus inside renal plevis
It is broken.In above-mentioned therapeutic process, need constantly to go out rubble to pouring into flushing liquor (such as water) inside renal plevis, and clean insertion
Portion's apex makes the shooting of picture shooting assembly get a clear view.Although renal plevis itself has certain drain infiltration function, with punching
The increase that washing lotion pours into, renal plevis internal pressure can gradually increase, if renal plevis internal pressure is excessive, liquid in renal plevis can be caused to return
The complication such as urine source property septicopyemia occur for stream and extravasation, and patient's death is may result in when serious.
Invention content
In view of this, the embodiment of the present application provides a kind of pressure measurement endoscope, pressure detecting system and compress control method,
It can solve the problems, such as patient's body cavity or natural hole internal pressure can be caused excessive during endoscope use in the prior art,
By being detected to the pressure in body cavity or natural hole, avoid pressure excessive.
A kind of pressure measurement endoscope provided by the embodiments of the present application, including：Handle and insertion section；
The insertion section includes service aisle, and the service aisle is another through the end face of the insertion section apex and axial direction
The end face at end；The apex of the insertion section is used to stretch into the body cavity or natural hole of patient, the axial other end of the insertion section
It is connect with the handle；
The insertion section has been internally integrated fiber sensing module；
The end face at fiber sensing module sensing end is recessed in the end face of the apex or the fiber sensing module
Sense the end face of the end face and the apex at end；The sensing end, the pressure for the endface to the apex carry out
Detection.
Optionally,
The fiber sensing module is fiber F-P cavity sensor, and the end face at fiber sensing module sensing end is described
The film of F-P cavity in fiber F-P cavity sensor.
Optionally, the fiber F-P cavity sensor, including：Optical fiber and capillary；
One end of the capillary is connect with the optical fiber, and the other end of the capillary is closed with the film, is formed
F-P cavity.
Optionally,
The optical fiber is single mode optical fiber, and the capillary is quartz capillary, the single mode optical fiber and the quartzy capillary
It is identical to manage coaxially connected and diameter.
Optionally,
The end face of the apex is additionally provided with camera；
The fiber sensing module is additionally operable to illuminate the shooting area of the camera.
A kind of pressure detecting system provided by the embodiments of the present application includes in the pressure measurement endoscope provided such as above-described embodiment
Any one, further include：Light processing unit and data processing unit；
The light processing unit uses up the input fiber sensing module for that will detect；It is additionally operable to acquire the optical fiber
The reflected light used up of the detection of sensing module output, and by the reflection light output to the data processing unit；It is described
Fiber sensing module obtains the reflected light according to the pressure of the apex endface；
The data processing unit, for obtaining the pressure of the apex endface according to the reflected light.
Optionally, the light processing unit, including：First optical generator and circulator；
First optical generator is used up for generating and exporting the detection to the first end of the circulator；
The second end of the circulator connects the fiber sensing module, for input the first end of the circulator
The detection light output is to the fiber sensing module；The third end of the circulator connects the data processing unit, uses
In the reflection light output that the detection for exporting the fiber sensing module is used up to the data processing unit.
Optionally, when the fiber sensing module is additionally operable to illuminate the shooting area of camera at apex, institute
Light processing unit is stated, further includes：Second photoproduction grows up to be a useful person, isolator and coupler；
Second photoproduction is grown up to be a useful person, and is exported to the first of the coupler for generating visible light, and through the isolator
End；
The second end of the coupler connects the second end of the circulator, and the third end of the coupler connects the light
Fine sensing module；
The coupler is additionally operable to for being exported to third end behind the photosynthetic road that export first end and second end
It is exported to first end and second end after the optical branching of three ends input；
The isolator, for the light to first end exported after the coupler branch to be isolated.
A kind of compress control method provided by the embodiments of the present application is applied to the pressure measurement endoscope provided such as above-described embodiment
In any one, the method includes：
Obtain the pressure data of the fiber sensing module detection；
The pressure of the apex endface is obtained according to the pressure data；
Judge whether the pressure value is more than predetermined threshold value, if so, forbidding defeated in the apex through the service aisle
Go out flushing liquor.
Optionally, the method further includes：
When the pressure value is less than the predetermined threshold value, allows to export in the apex through the service aisle and rinse
Liquid.
Compared with prior art, the embodiment of the present application has the following advantages：
In the embodiment of the present application, in the fiber sensing module that is internally integrated of the insertion section of endoscope, fiber sensing module
Sensing end face be recessed in the end face for being inserted into apex, or the end face with insertion section apex, for the pressure at apex
It measures.In this way, when using the pressure measurement endoscope, can not only it utilize the fiber sensing module integrated in insertion section accurate
The pressure at apex is detected, is controlled, avoid occurring the excessive situation of pressure in patient's body cavity or natural hole, may be used also
The apex that endoscope is stretched out to avoid fiber sensing module, causes to damage.Also, since the diameter of fiber sensing module is smaller,
The reduction for being conducive to insertion section diameter avoids the insertion because of insertion section from increasing the sense of discomfort of patient.
Description of the drawings
Fig. 1 is a kind of existing structural schematic diagram of endoscope；
Fig. 2 a are a kind of schematic diagram of pressure measurement endoscope provided by the embodiments of the present application；
Fig. 2 b are the schematic diagram of another pressure measurement endoscope provided by the embodiments of the present application；
Fig. 3 is the axial slices schematic diagram of insertion section in the embodiment of the present application；
Fig. 4 is a kind of structural schematic diagram of fiber F-P cavity sensor used in the embodiment of the present application；
Fig. 5 is a kind of end view of insertion section apex provided by the embodiments of the present application；
Fig. 6 is a kind of structural schematic diagram of pressure detecting system provided by the embodiments of the present application；
Fig. 7 is the structural schematic diagram of another pressure detecting system provided by the embodiments of the present application；
Fig. 8 is the schematic diagram of circulator in the embodiment of the present application；
Fig. 9 is the structural schematic diagram of another pressure detecting system provided by the embodiments of the present application；
Figure 10 is a kind of schematic diagram for pressure detecting system that the application specific embodiment provides；
Figure 11 is a kind of flow diagram of compress control method provided by the embodiments of the present application；
Figure 12 is a kind of structural schematic diagram of pressure control device provided by the embodiments of the present application.
The reference numerals are as follows in Fig. 1：
10- handles, the insertion sections 20-, 21- apexes.
The reference numerals are as follows in Fig. 2 a- Fig. 9：
201- handles；
The insertion sections 202-, 2021- service aisles, the end face of the insertion sections 2022- apex, the insertion sections the 2023- axial direction other end
End face；
203- fiber sensing modules, 2031- fiber sensing modules sense the end face at end；
41- optical fiber, 42- capillaries, 43- films, 44- Fabry-Perots (F-P) chamber；
601- pressure measurement endoscopes；
602- light processings unit, the first optical generators of 6021-, 6022- circulators, the second photoproduction of 6023- grow up to be a useful person, 6024-
Isolator, 6025- couplers；
603- data processing units.
Specific implementation mode
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are clearly and completely described, it is clear that described embodiment is only this
Apply for a part of the embodiment, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art exist
The every other embodiment obtained under the premise of creative work is not made, shall fall in the protection scope of this application.
Term " first ", " second ", " third " in the description and claims of this application and above-mentioned attached drawing, "
The (if present)s such as four " are for distinguishing similar object, without being used to describe specific sequence or precedence.It should manage
The data that solution uses in this way can be interchanged in the appropriate case, so that embodiments herein described herein for example can be to remove
Sequence other than those of illustrating or describe herein is implemented.In addition, term " comprising " and " having " and theirs is any
Deformation, it is intended that cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, production
Product or equipment those of are not necessarily limited to clearly to list step or unit, but may include not listing clearly or for this
The intrinsic other steps of processes, method, product or equipment or unit a bit.
In order to make it easy to understand, introducing the primary structure of existing endoscope first below.
Referring to Fig. 1, which is the structural schematic diagram of existing endoscope.Endoscope is generally mainly by handle 10 and insertion section 20
Composition, 20 apex 21 of insertion section stretch into patient's body cavity or natural hole, and the axial other end is connected with handle 10.The end face of apex 21
On be generally integrated with camera and lighting apparatus, so that doctor is observed the inner case of body cavity or natural hole.It is inserted into
Portion 20 further includes the service aisle for running through apex 21 and the axial other end and being drawn from handle 10, for irrigation liquid, appearance
Receive working equipment (laser fiber of such as rubble).
By taking lithotrity in renal plevis as an example, in operation, ureterectasia sheath is inserted into the entrance of kidney to doctor by first per urethra
Place, then insertion section 20 is introduced into kidney through ureterectasia sheath, apex 21 is stretched into inside renal plevis.Then, pass through insertion section 20
On service aisle stretch into laser fiber the calculus inside renal plevis crushed, and using service aisle irrigation liquid to kidney
Rubble region in broad-mouthed receptacle for holding liquid is rinsed, and ensures the clear of the doctor visual field.
Renal plevis internal pressure can be caused excessive since flushing liquor pours into renal plevis, for this purpose, the embodiment of the present application provides one kind
Pressure measurement endoscope can be detected the pressure in 21 actually located region (such as renal plevis) of apex, avoid Renal pelvic pressure power excessive
Influence patient health.
Based on above-mentioned thought, in order to make the above objects, features, and advantages of the present application more apparent, with reference to
Attached drawing is described in detail the specific implementation mode of the application.
Referring to Fig. 2 a and Fig. 2 b, which is a kind of structural schematic diagram of pressure measurement endoscope provided by the embodiments of the present application.
Pressure measurement endoscope provided by the embodiments of the present application, including：Handle 201 and insertion section 202；Wherein, Fig. 3 is the application
The axial slices schematic diagram of insertion section in embodiment.It is understood that pressure measurement endoscope provided by the embodiments of the present application can
Can also be that (i.e. insertion section 202 is flexible, such as schemes for soft lens to be hard mirror (i.e. 202 inflexibility of insertion section, as shown in Figure 2 a)
Shown in 2b).
As shown in figure 3, insertion section 202 includes service aisle 2021, service aisle 2021 runs through the end of 202 apex of insertion section
The end face 2023 in face 2022 and the insertion section axial direction other end；Wherein, the apex of insertion section 20 is used to stretch into the body cavity or day of patient
The axial other end in right duct, insertion section is connect with handle 201；
Insertion section 202 has been internally integrated fiber sensing module 203；
The end face 2031 at the sensing end of fiber sensing module 203 is recessed in the end face 2022 of apex, alternatively, Fibre Optical Sensor mould
The end face 2031 at the sensing end of block 203 is flushed with the end face 2022 of apex；End is sensed to be used for the pressure at the end face 2022 of apex
Power is detected.
In the embodiment of the present application, the fiber sensing module 203 that insertion section 202 is internally integrated, on the one hand can directly survey
The pressure at the end face 2022 of apex is measured, the accuracy of pressure measurement is improved；On the other hand, since fiber sensing module 203 collects
At being encapsulated in inside insertion section 202 so that insertion section 202 is overall structure, and there is no the dead zones for being not easy to sterilize；It is another
Aspect, as a result of optical fiber sensing technology, the cross-sectional diameter very little of fiber sensing module 203 is conducive to reduce insertion section
202 integral diameter mitigates patient because of sense of discomfort caused by the entrance in vivo of insertion section 202.
It is understood that in actual use, doctor is using service aisle 2021 to patient's body cavity or natural hole
It is observed or operates in road.By taking uretero-renoscope as an example, service aisle 2021 can not only pour into flushing liquor, and doctor may be used also
To be inserted into laser fiber through service aisle 2021 to smash calculus.In the embodiment of the present application, as can be seen from Figure 3, work is logical
Road 2021 and the fiber sensing module 203 being integrated in inside insertion section 202 are mutually isolated, the two not intercommunication.Service aisle 2021
On operation do not interfere with fiber sensing module 203, cause the damage of fiber sensing module 203；It is filled by service aisle 2021
The flow entered will not generate interference to the pressure value that fiber sensing module 203 measures.
In the embodiment of the present application in some possible realization methods, fiber sensing module 203 can be Fiber Optic Sensor cloth in-amber
Sieve (Fabry-Perrot, F-P) cavity sensor, F-P cavity is that fiber sensing module 203 senses end, light in fiber F-P cavity sensor
Film, that is, fiber sensing module 203 of F-P cavity senses the end face at end in fine F-P cavity sensor, which is recessed in the end of apex
Face 2022 is flushed with the end face 2022 of apex.Concrete structure and making of the embodiment of the present application to fiber F-P cavity sensor
Mode can corrode on optical fiber after cavity to close to obtain F-P cavity with film, can also be in optical fiber without limiting
One end connects F-P cavity.
As an example, the structure of fiber F-P cavity sensor used in the exemplified the embodiment of the present application of Fig. 4.
Specifically, fiber F-P cavity sensor, may include：Optical fiber 41 and capillary 42；
One end of capillary 42 is connect with optical fiber 41, film 43 (i.e. F-P cavity) closing of the other end of capillary 42, shape
At F-P cavity 44.In practical application, optical fiber 41 can be single mode optical fiber, and capillary 42 can be quartz capillary, can be by single mode
Optical fiber and quartz capillary are coaxially connected and diameter is identical, to reduce the possibility of damage.
With continued reference to Fig. 4, there are two the reflectings surface being mutually parallel for the F-P cavity tool of fiber F-P cavity sensor, wherein optical fiber
Joint face between 41 and capillary 42 is first reflecting surface a, and 43 inner surface of film is second reflecting surface b, reflecting surface a and anti-
The face b of penetrating constitutes F-P cavity, a length of d of chamber.Pressure makes 43 indent of film, causes the change of cavity length of F-P cavity.When into optical fiber
Light in 41 encounters F-P cavity, the interference spectrum I that reflected light generatesrIt is as follows：
In formula (1), IiFor incident intensity, R is the light intensity interface reflectivity of reflecting surface, and λ is the wavelength of light, and d is F-P cavity
Chamber is long.When the length of F-P cavity is with tested pressure change, the optical path difference between two beam reflected lights changes, so as to cause
The movement of F-P cavity interference spectrum.By the detection to interference spectrum amount of movement, the change of cavity length of F-P cavity can be obtained, and then derive
Go out by the variation of measuring pressure.
In the embodiment of the present application in some possible realization methods, body cavity or natural hole are seen for the ease of doctor
It surveys, the end face 2022 of 202 apex of load cell insertion section is additionally provided with camera；Fiber sensing module 203, can be also used for
The shooting area of camera is illuminated.
Since optical fiber sensing technology is utilized in fiber sensing module 203, in practical applications, Fibre Optical Sensor can also be utilized
Module 203 transmits visible light to the end face 2022 of apex, to the shooting area of the camera being arranged on the end face 2022 of apex into
Row illumination, Fig. 5 show the schematic diagram of another insertion section apex end face.It is illuminated, can be subtracted using LED light compared to existing
The quantity for needing the LED light being arranged on the end face of apex 2022 less is conducive to the diameter for reducing insertion section, reduces patient not
Suitable sense.
What needs to be explained here is that the illumination capability due to optical fiber may be limited, LED light can also be arranged in when specific implementation
Floor light, the embodiment of the present application is to this without limiting.
In the embodiment of the present application, in the fiber sensing module that is internally integrated of the insertion section of endoscope, fiber sensing module
Sensing end face be recessed in the end face for being inserted into apex, or the end face with insertion section apex, for the pressure at apex
It measures.In this way, when using the pressure measurement endoscope, can not only it utilize the fiber sensing module integrated in insertion section accurate
The pressure at apex is detected, is controlled, avoid occurring the excessive situation of pressure in patient's body cavity or natural hole, may be used also
The apex that endoscope is stretched out to avoid fiber sensing module, causes to damage.Also, since the diameter of fiber sensing module is smaller,
The reduction for being conducive to insertion section diameter avoids the insertion because of insertion section from increasing the sense of discomfort of patient.
Based on the pressure measurement endoscope that above-described embodiment provides, the embodiment of the present application also provides a kind of pressure detecting systems.
Referring to Fig. 6, which is a kind of structural schematic diagram of pressure detecting system provided by the embodiments of the present application.
Pressure detecting system provided by the embodiments of the present application, including：Pressure measurement endoscope 601, light processing unit 602 and data
Processing unit 603.
Wherein, pressure measurement endoscope 601 is any one in the pressure measurement endoscope that above-described embodiment provides, concrete structure
With function referring to detailed description above, which is not described herein again.
Light processing unit 602, for the fiber sensing module 203 for using up input pressure measurement endoscope 601 will to be detected；It is additionally operable to
The reflected light that the detection that acquisition fiber sensing module 203 exports is used up, and light output will be reflected to data processing unit 603；Light
Fine sensing module 203 obtains reflected light according to the pressure of 601 apex endface of pressure measurement endoscope.
Data processing unit 603, for obtaining the pressure of apex endface according to reflected light.
The operation principle of fiber sensing module 203 and data processing unit 603 specifically may refer to above in pressure measurement
Explanation in the embodiment of sight glass, which is not described herein again.
In one example, data processing unit 603 can specifically include：Detector, analog-digital converter and detection circuit；
After reflected light is converted into voltage signal by detector, it is defeated which through analog-digital converter is converted into digital signal
Go out to detection circuit, detection circuit carries out digital processing according to above formula (1), obtains the pressure value of insertion section apex endface.Make
For an example, detection circuit can be field programmable gate array (Field-Programmable Gate Array, FPGA)
Circuit board.In practical application, data processing unit 603 can also be connected with display device, the pressure for obtaining detection circuit
Force value is shown to doctor.
In some possible scenes, data processing unit 603 can also include digital analog converter, for according to detection electricity
Rood to pressure value conversion in order to control signal export to water pump, with forbid or allow water pump to the service aisle of insertion section note
Liquid.
In the embodiment of the present application in some possible realization methods, as shown in fig. 7, light processing unit 602, can specifically wrap
It includes：First optical generator 6021 and circulator 6022；
First optical generator 6021 is used up for generating and exporting detection to the first end of circulator 6022.
In the embodiment of the present application, the first optical generator 6021 can be specifically tuned laser, can export frequency sweep and swash
Light (i.e. detection use up) is to the first end of circulator 6022.
The second end of circulator 6022 connects fiber sensing module 203, for input the first end of circulator 6022
Detection light output is to fiber sensing module 203；The third end of circulator 7022 connects data processing unit 603, is used for light
The reflection light output used up of detection that fine sensing module 203 exports is to data processing unit 603.
It is understood that circulator 6022 is a kind of device for making wave unidirectional loop transmit, it is with four port circulators
Example, as shown in figure 8, its concrete operating principle is：The wave that first end inputs is exported to second end, the wave that second end is inputted is defeated
Go out to third end, the wave that third end inputs is exported to the 4th section, then the wave that the 4th end inputs is exported to first end.In this Shen
Please be in embodiment, the fiber sensing module 203 that circulator 6022 connects detection light output to the second end that first end inputs,
So that fiber sensing module 203 obtains reflected light according to the pressure of insertion section apex；Fiber sensing module 203 is inputted again anti-
The data processing unit 603 that light output to third end connects is penetrated, so that data processing unit 603 is inserted into according to the reflected light
Pressure at portion's apex.
In the embodiment of the present application in some possible realization methods, when fiber sensing module 203 is additionally operable to being taken the photograph at apex
When being illuminated as the shooting area of head, light processing unit 602 can also include：Second photoproduction is grown up to be a useful person 6023, isolator 6024
With coupler 6025, as shown in Figure 9；
Second photoproduction grows up to be a useful person 6023, for generating visible light, and through the output of isolator 6024 to the first of coupler 6025
End.
In the embodiment of the present application, it 6023 can be visible light source that the second photoproduction, which is grown up to be a useful person,.Isolator 6024 can
It is light-exposed to be transmitted to coupler 6025, but isolating coupler 6025 be transmitted to the second photoproduction grow up to be a useful person 6023 light.
The third end connection optical fiber of the second end of the second end connection circulator 6022 of coupler 6025, coupler 6025 passes
Feel module 203；
Coupler 6025 is additionally operable to for being exported to third end behind the photosynthetic road that export first end and second end
It is exported to first end and second end after the optical branching of three ends input；It is understood that the conjunction of light may be implemented in coupler 6025
Road and branch.
Isolator 6024, the light to first end for being exported after isolating coupler branch.
What needs to be explained here is that after visible light carries out fiber sensing module 203, it is a part of due to reflex
Light wave may be as the reflected light that detection is used up be together through coupler 6025, the output of circulator 6022 to data processing unit.
It can also be in circulator in some possible realization methods in order to avoid interference of the light wave to pressure detecting of this part
Increase filter between 6022 third end and data processing unit 603, to filter the reflecting light of visible light, at data
Manage the resolving that unit 603 carries out pressure according to filtered reflected light.
In order to make it easy to understand, illustrating pressure detecting system provided by the embodiments of the present application below with a specific example.
Refer to Figure 10, tuned laser (i.e. the first photoproduction is grown up to be a useful person) output sweeping laser (i.e. detection is used up), by ring
Shape device enters the port A of coupler, it is seen that and radiant (i.e. the second photoproduction is grown up to be a useful person) exports visible light, into the port B of coupler,
Sweeping laser is for sensing the pressure at apex, it is seen that light is for illuminating.Sweeping laser closes beam with visible light by coupler
Afterwards, it is exported by the port C of coupler, into fiber F-P cavity sensor (i.e. fiber sensing module).Sweeping laser and visible light into
After entering fiber F-P cavity sensor, the reflected light of the two input filter, filter after coupler, circulator will be seen that light
After filtering out, only remaining sweeping laser enters detector, and the optical signal is converted into voltage signal by detector；Voltage signal by
Analog voltage signal is converted into digital signal and is input to detection circuit by digital analog converter, and detection circuit carries out the digital signal
Digital processing calculates the pressure size at apex, can export to Real time vision.Visible light enters fiber F-P cavity
After sensor, due to the reflection of F-P cavity, very small part (about 4%) light wave can return to annular together with the sweeping laser of reflection
Device, but most of light wave remains able to transmit from optical fiber connector, so as to the camera being integrated in apex into
Row illumination.Based on the pressure calculated, pressure can also be judged in detection circuit whether within safe range, if place
Within safe range, then control signal is sent out using digital analog converter feed pump, continues to the service aisle to insertion section
Fluid injection then allows pump to stop fluid injection if it exceeds safe range using digital analog converter, until pressure turn again to safe range it
It is interior.
In the embodiment of the present application, in the fiber sensing module that is internally integrated of the insertion section of endoscope, fiber sensing module
Sensing end face be recessed in the end face for being inserted into apex, or the end face with insertion section apex, for the pressure at apex
It measures.In this way, when using the pressure measurement endoscope, can not only it utilize the fiber sensing module integrated in insertion section accurate
The pressure at apex is detected, is controlled, avoid occurring the excessive situation of pressure in patient's body cavity or natural hole, may be used also
The apex that endoscope is stretched out to avoid fiber sensing module, causes to damage.Also, since the diameter of fiber sensing module is smaller,
The reduction for being conducive to insertion section diameter avoids the insertion because of insertion section from increasing the sense of discomfort of patient.
Based on pressure measurement endoscope and pressure detecting system that above-described embodiment provides, the embodiment of the present application also provides one kind
Compress control method can avoid the pressure in patient's body cavity or natural hole excessive, be had an impact to the health of patient.
Referring to Figure 11, which is a kind of flow diagram of compress control method provided by the embodiments of the present application.
Compress control method provided by the embodiments of the present application is applied in the pressure measurement endoscope provided such as above-described embodiment
Any one in any one or pressure detecting system.This method includes：
S1101：Obtain the pressure data that fiber sensing module detects in pressure measurement endoscope；
S1102：The pressure of apex endface is obtained according to pressure data；
S1103：Judge whether pressure value is more than predetermined threshold value, if so, thening follow the steps S1104；
S1104：Forbid exporting flushing liquor in apex through service aisle.
It is understood that predetermined threshold value can specifically be set according to actual conditions, the embodiment of the present application is without limiting.
Optionally, when the judging result of S1103 is no, this method can also include：
S1105：Allow to export flushing liquor in apex through service aisle.
In the embodiment of the present application, in the fiber sensing module that is internally integrated of the insertion section of endoscope, fiber sensing module
Sensing end face be recessed in the end face for being inserted into apex, or the end face with insertion section apex, for the pressure at apex
It measures.In this way, when using the pressure measurement endoscope, can not only it utilize the fiber sensing module integrated in insertion section accurate
The pressure at apex is detected, is controlled, avoid occurring the excessive situation of pressure in patient's body cavity or natural hole, may be used also
The apex that endoscope is stretched out to avoid fiber sensing module, causes to damage.Also, since the diameter of fiber sensing module is smaller,
The reduction for being conducive to insertion section diameter avoids the insertion because of insertion section from increasing the sense of discomfort of patient.
Based on the compress control method that above-described embodiment provides, the embodiment of the present application also provides a kind of pressure detecting dresses
It sets, any one in the pressure measurement endoscope provided such as above-described embodiment is provided.As shown in figure 12, which includes：It obtains
Module 1201 resolves module 1202, judgment module 1203 and control module 1204；
Acquisition module 1201, for obtaining the pressure data that fiber sensing module detects in pressure measurement endoscope；
Module 1202 is resolved, for obtaining the pressure of apex endface according to pressure data；
Judgment module 1203, for judging whether pressure value is more than predetermined threshold value；
Control module 1204, for when the judging result of judgment module 1203 is to be, forbidding through service aisle in apex
Export flushing liquor.
Optionally, control module 1204 is additionally operable to when the judging result of judgment module 1203 is no, is allowed logical through working
Road exports flushing liquor in apex.
Based on compress control method and device that above-described embodiment provides, the embodiment of the present application also provides a kind of pressure controls
Control equipment, the pressure control equipment include memory and processor；
Memory is used for store code；Processor, the code for being stored according to memory execute such as above-described embodiment
Any one in the compress control method of offer.
The above, above example are only to illustrate the technical solution of the application, rather than its limitations；Although with reference to before
Embodiment is stated the application is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of pressure measurement endoscope, which is characterized in that including：Handle and insertion section；
The insertion section includes service aisle, and the service aisle is through the end face of the insertion section apex and the axial other end
End face；The apex of the insertion section is used to stretch into the body cavity or natural hole of patient, the axial other end of the insertion section and institute
State handle connection；
The insertion section has been internally integrated fiber sensing module；
The end face at fiber sensing module sensing end is recessed in end face or the fiber sensing module sensing of the apex
The end face of the end face at end and the apex；The sensing end, the pressure for the endface to the apex are detected.
2. pressure measurement endoscope according to claim 1, which is characterized in that
The fiber sensing module is fiber F-P cavity sensor, and the end face at fiber sensing module sensing end is the optical fiber
The film of F-P cavity in F-P cavity sensor.
3. pressure measurement endoscope according to claim 2, which is characterized in that the fiber F-P cavity sensor, including：Optical fiber
And capillary；
One end of the capillary is connect with the optical fiber, and the other end of the capillary is closed with the film, forms F-P
Chamber.
4. pressure measurement endoscope according to claim 3, which is characterized in that
The optical fiber is single mode optical fiber, and the capillary is quartz capillary, and the single mode optical fiber and the quartz capillary are same
Axis connection and diameter is identical.
5. pressure measurement endoscope according to any one of claims 1-4, which is characterized in that
The end face of the apex is additionally provided with camera；
The fiber sensing module is additionally operable to illuminate the shooting area of the camera.
6. a kind of pressure detecting system, which is characterized in that the system comprises the pressure measurement as described in claim 1-5 any one
Endoscope, the system also includes：Light processing unit and data processing unit；
The light processing unit uses up the input fiber sensing module for that will detect；It is additionally operable to acquire the Fibre Optical Sensor
The reflected light used up of the detection of module output, and by the reflection light output to the data processing unit；The optical fiber
Sensing module obtains the reflected light according to the pressure of the apex endface；
The data processing unit, for obtaining the pressure of the apex endface according to the reflected light.
7. system according to claim 6, which is characterized in that the light processing unit, including：First optical generator and ring
Shape device；
First optical generator is used up for generating and exporting the detection to the first end of the circulator；
The second end of the circulator connects the fiber sensing module, described in the first end input by the circulator
Detection light output is to the fiber sensing module；The third end of the circulator connects the data processing unit, and being used for will
The reflection light output that the detection of fiber sensing module output is used up is to the data processing unit.
8. system according to claim 7, which is characterized in that when the fiber sensing module is additionally operable to being imaged at apex
When the shooting area of head is illuminated, the light processing unit further includes：Second photoproduction grows up to be a useful person, isolator and coupler；
Second photoproduction is grown up to be a useful person, and is exported to the first end of the coupler for generating visible light, and through the isolator；
The second end of the coupler connects the second end of the circulator, and the third end of the coupler connects the optical fiber and passes
Feel module；
The coupler is additionally operable to for being exported to third end behind the photosynthetic road that export first end and second end by third end
It is exported to first end and second end after the optical branching of input；
The isolator, for the light to first end exported after the coupler branch to be isolated.
9. a kind of compress control method, which is characterized in that it is applied to the pressure measurement endoscope described in claim 1-6 any one,
The method includes：
Obtain the pressure data of the fiber sensing module detection；
The pressure of the apex endface is obtained according to the pressure data；
Judge whether the pressure value is more than predetermined threshold value, if so, forbidding exporting in the apex through the service aisle rushing
Washing lotion.
10. according to the method described in claim 9, it is characterized in that, the method further includes：
When the pressure value is less than the predetermined threshold value, allow to export flushing liquor in the apex through the service aisle.
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