CN111297309B - Electronic endoscope for medical imaging - Google Patents
Electronic endoscope for medical imaging Download PDFInfo
- Publication number
- CN111297309B CN111297309B CN202010154204.6A CN202010154204A CN111297309B CN 111297309 B CN111297309 B CN 111297309B CN 202010154204 A CN202010154204 A CN 202010154204A CN 111297309 B CN111297309 B CN 111297309B
- Authority
- CN
- China
- Prior art keywords
- endoscope
- objective lens
- lens
- fixedly connected
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002059 diagnostic imaging Methods 0.000 title claims abstract description 13
- 239000013307 optical fiber Substances 0.000 claims abstract description 30
- 238000003384 imaging method Methods 0.000 claims abstract description 23
- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 238000005286 illumination Methods 0.000 claims abstract description 10
- 239000011553 magnetic fluid Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 42
- 239000000314 lubricant Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 8
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 7
- 238000003745 diagnosis Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010033372 Pain and discomfort Diseases 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011369 optimal treatment Methods 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
Classifications
-
- 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
- A61B1/05—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 characterised by the image sensor, e.g. camera, being in the distal end portion
-
- 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00082—Balloons
-
- 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
- A61B1/00131—Accessories for endoscopes
-
- 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
- A61B1/06—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 with illuminating arrangements
- A61B1/07—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 with illuminating arrangements using light-conductive means, e.g. optical fibres
-
- 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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/128—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 with cooling or rinsing arrangements provided with means for regulating temperature
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
The invention belongs to the technical field of medical imaging equipment, in particular to an electronic endoscope for medical imaging, which comprises an insertion tube; the two ends of the insertion tube are fixedly connected with a handheld part and an endoscope lens respectively; the endoscope head is connected with the optical fiber and the control imaging display device through a wire arranged in the handheld part and the insertion tube; the endoscope head comprises a tubular endoscope body, one end of the endoscope body is fixedly connected with the insertion tube, and the other end of the endoscope body is fixedly connected with the lens; an annular mounting seat is fixedly connected in the mirror body, and a group of optical fibers for illumination are uniformly distributed on the periphery of the mounting seat; a flexible objective lens is arranged in an annular groove formed in the inner periphery of the mounting seat, and a CCD video line is arranged at one end of the objective lens, which is far away from the lens; the position of the objective lens, which is close to the outer edge, is provided with an annular cavity, and magnetic fluid is filled in the annular cavity; the bottom of the annular groove is provided with an electromagnet which surrounds the periphery of the objective lens, and the electromagnet is connected with a control imaging display device through a lead; the invention controls the focal length of the objective lens through the electromagnet, and increases the definition and the identification of the endoscope.
Description
Technical Field
The invention belongs to the technical field of medical imaging equipment, and particularly relates to an electronic endoscope for medical imaging.
Background
Endoscopes are detection instruments that integrate traditional optics, ergonomics, precision machinery, modern electronics, mathematics, software, and the like. An optical lens, light source illumination, mechanical device, etc. with an image sensor, it can be passed into the stomach through the mouth or into the body through other natural tunnels. The lesions that cannot be seen by X-rays can be seen with an endoscope, so that it is very useful for doctors. For example, an endoscope may be used to view ulcers or tumors in the stomach, thereby creating an optimal treatment regimen.
An electronic endoscope is a medical electronic optical instrument which can be directly inserted into a body cavity or an internal cavity of an organ to perform diagnosis, and utilizes an electronic imaging element with a very small size to transmit an observed image signal to an image processor, and then directly provides image information on a monitor for observation and diagnosis by a doctor.
However, when the existing electronic endoscope irradiates the human body organ by using the illumination lens, the focal length of the objective lens is fixed, and the imaging definition of the CCD is poor finally because the objective lens cannot be effectively focused when penetrating into different positions of the human body, so that the diagnosis requirement of a doctor cannot be met, the endoscope is required to be used for entering the human body for observation for many times, the efficiency is low, and meanwhile, the pain and discomfort of a patient during diagnosis are increased.
Some technical schemes related to medical imaging equipment also appear in the prior art, for example, a chinese patent with application number 2015109967537 discloses an electronic endoscope, and the distance between the imaging lens group and the photosensitive assembly is adjusted by the axial position adjusting device, so that the electronic endoscope has a certain function of adjusting image distance, but has lower adjusting efficiency and smaller adjusting range, which is not beneficial to rapidly positioning focus.
Disclosure of Invention
In order to make up the deficiency of the prior art, solve the existing electronic endoscope when utilizing the illumination lens to illuminate the human organ, because the focus of the objective lens is fixed, when penetrating into different positions of human body, can't be focused effectively, finally result in CCD's imaging definition relatively poor, can't meet doctor's diagnostic requirement, need to use the endoscope to enter the human body and observe many times, the efficiency is relatively low, have increased the painful sense and uncomfortable question of feeling while diagnosing of disease at the same time, the invention provides a kind of medical imaging uses the electronic endoscope.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an electronic endoscope for medical imaging, which comprises an insertion tube; two ends of the insertion tube are fixedly connected with a handheld part and an endoscope lens respectively; the endoscope head is connected with the optical fiber and the control imaging display device through a wire arranged in the handheld part and the insertion tube; the endoscope head comprises a tubular endoscope body, one end of the endoscope body is fixedly connected with the insertion tube, and the other end of the endoscope body is fixedly connected with the lens; an annular mounting seat is fixedly connected in the mirror body, and a group of optical fibers for illumination are uniformly distributed on the periphery of the mounting seat; a flexible objective lens is arranged in an annular groove formed in the inner periphery of the mounting seat, and a CCD video line is arranged at one end, far away from the lens, of the objective lens; the position of the objective lens, which is close to the outer edge, is provided with an annular cavity, and magnetic fluid is filled in the annular cavity; the bottom of the annular groove is provided with an electromagnet which surrounds the periphery of the objective lens, and the electromagnet is connected with a control imaging display device through a wire; the focal length of the objective lens is controlled by the electromagnet, so that the definition and the identification of the endoscope are increased; when the device is used, the hand-held part is grasped, the endoscope head is inserted into a part to be detected in the body of a subject through the insertion tube, and the part to be detected is illuminated through the optical fiber, so that light rays of the part to be detected pass through the lens and the objective lens in sequence after being diffusely reflected and then enter the CCD video line, and finally, the image information of the part to be detected is displayed in real time after being processed by the control imaging display equipment; at this time, the magnetism of the electromagnet is controlled to enable the electromagnet to attract magnetic fluid in the annular cavity, so that the outer edge of the objective lens is pulled, the thickness of the objective lens is controlled, the focal length of the objective lens is finally changed, the imaging definition of the objective lens is further increased, focusing and imaging of cleaning parts to be observed at different positions can be carried out, the moving frequency of the endoscope head is reduced, discomfort brought to examined personnel in the examination process is further reduced, the definition and identification of the endoscope are improved, and the working efficiency of the endoscope is increased.
Preferentially, one end of the optical fiber close to the lens is sleeved with a steering sleeve, one side of the periphery of the steering sleeve close to the objective lens is fixedly connected with an L-shaped swing rod, and the corner of the swing rod is hinged with the lens body; one end of the swing rod, which is far away from the steering sleeve, is hinged with a flexible telescopic rod, one end of the telescopic rod, which is far away from the swing rod, is fixedly connected with a piston, the periphery of the piston is sleeved with a cylinder barrel, and the cylinder barrel is fixedly connected with the mirror body; an oil inlet hole formed in the bottom of the cylinder barrel is communicated with the control device through a pipeline, and the cylinder barrel is filled with liquid for driving the piston to move; the sliding of the piston is controlled by the control device, so that the angle of the head part of the optical fiber is controlled, and the working efficiency of the endoscope is further improved; when the endoscope body is pushed forward, liquid is filled into the cylinder barrel through the control device, so that the piston slides and then drives the telescopic rod to extend out, the swing rod is further driven to rotate, the steering sleeve is driven to rotate, the optical fiber is finally driven to deflect towards the peripheral direction of the endoscope body, the illumination area of the endoscope head is increased, the visual field is further increased, and the abnormal part can be conveniently and rapidly positioned by a detector; when detecting personnel find focus or other unusual positions, stop advancing the endoscope lens to liquid in the suction cylinder of pipeline through controlling means makes telescopic link drive pendulum rod and turn to the cover and rotates, and then makes the light that optic fibre was launched assemble, increases focus or unusual position's luminance, cooperates the focal length adjustment of objective, further increases definition and the degree of accuracy of observing, thereby further increases endoscope's work efficiency.
Preferentially, a transparent clamping ring is arranged between the lens and the lens body; one end of the optical fiber, which is close to the lens, is positioned in the middle of the clamping ring; a spherical bag is arranged between the steering sleeve and the clamping ring, and is filled with lubricating liquid; the spherical bag is communicated with the outside of the clamping ring through a spray hole; the steering sleeve extrudes the spherical bag to extrude the lubricant, so that the forward resistance of the endoscope lens is reduced, and the working efficiency of the endoscope is further increased; when the optical fiber deflects towards the peripheral direction of the endoscope body under the drive of the steering sleeve and is matched with the endoscope body to advance forwards, the steering sleeve extrudes the spherical bag, so that the lubricant in the spherical bag is extruded out through the spray hole, the lubricant increases the lubricity of the periphery of the endoscope body, the forward resistance of the endoscope head is further reduced, and the working efficiency of the endoscope is further increased.
Preferentially, a transparent film is arranged on one side of the objective lens, and a cavity formed between the film and the objective lens is filled with transparent liquid; the cavity is communicated with the filling device through a pipeline, and the filling device is used for controlling the filling quantity of the cavity; the definition and the identification of the endoscope are further increased by filling liquid into the cavity to increase the focal length variable range of the objective lens; the filling device is used for controlling the filling amount of the transparent liquid in the cavity, further controlling the thickness of the cavity, further increasing the adjustable range of the focal length of the objective lens, increasing the definition of the view field of the endoscope, further increasing the application range of the endoscope, reducing the detection time, further reducing the discomfort of a subject, and increasing the definition and identification of the endoscope.
Preferentially, one end of the cylinder barrel, which is close to the swing rod, is provided with a liquid discharge hole, and the liquid discharge hole is communicated with the cavity through a hose; the oil inlet is communicated with the filling device through a pipeline; transparent liquid is filled into the cavity through the liquid discharge hole, so that pipelines are reduced, the volume of the endoscope is reduced, and the working efficiency of the endoscope is further improved; through the intercommunication of hose and flowing back hole, the integration control pipeline reduces the quantity of endoscope head and inserted pipe middle pipeline, further reduces the volume of endoscope, and then makes the endoscope can go deep into narrow and small position and detect, further increases the detection efficiency and the detection precision of endoscope, reduces the wound to the testee simultaneously, further increases the work efficiency of endoscope.
Preferentially, the hose is tightly attached to the periphery of the electromagnet, the transparent liquid is heated by utilizing heat generated by the electromagnet, the elasticity of the film is increased, and the definition and identification of the endoscope are further increased; the heat that produces through the electro-magnet during operation heats the hose, and then heats the transparent liquid in the cavity, increases the temperature of film and objective, and then increases the elasticity of objective and film, further enlarges the limit variation range of objective focus, reduces film and objective by excessively tearing the probability of damage, further increases the definition and the discernment degree of endoscope, increases the life of endoscope simultaneously.
The beneficial effects of the invention are as follows:
1. according to the electronic endoscope for medical imaging, the magnetism of the electromagnet is controlled, so that the electromagnet attracts magnetic fluid in the annular cavity, the outer edge of the objective lens is pulled, the thickness of the objective lens is controlled, the focal length of the objective lens is finally changed, the imaging definition of the objective lens is further increased, the cleaning focusing and imaging of the to-be-observed parts at different positions can be performed, the moving frequency of the endoscope head is reduced, discomfort brought to examined personnel in the examination process is further reduced, the definition and identification of the endoscope are improved, and the working efficiency of the endoscope is increased.
2. According to the electronic endoscope for medical imaging, the optical fiber deflects towards the outer direction of the endoscope body under the drive of the steering sleeve, and when the endoscope body is matched with the electronic endoscope body to be pushed forwards, the steering sleeve extrudes the spherical bag, so that the lubricant in the spherical bag is extruded out through the spray holes, the lubricity of the outer periphery of the endoscope body is increased by the lubricant, the forward resistance of the endoscope head is further reduced, and the working efficiency of the endoscope is further increased.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of an endoscope head of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at B;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
in the figure: the endoscope comprises an insertion tube 1, a hand-held part 11, an endoscope head 2, an endoscope body 21, an eyeglass 22, a mounting seat 23, an optical fiber 24, an annular groove 25, an objective lens 26, a CCD video line 27, an annular cavity 28, an electromagnet 29, a steering sleeve 3, a swinging rod 31, a telescopic rod 32, a cylinder 33, an oil inlet hole 34, a clamping ring 12, a spherical sac 13, a spray hole 14, a film 4, a cavity 41, a liquid discharge hole 42 and a hose 43.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 4, an electronic endoscope for medical imaging according to the present invention includes an insertion tube 1; the two ends of the insertion tube 1 are respectively fixedly connected with a handheld part 11 and an endoscope head 2; the endoscope lens 2 is connected with an optical fiber 24 and a control imaging display device through a wire arranged in the handheld part 11 and the insertion tube 1; the endoscope head 2 comprises a tubular endoscope body 21, one end of the endoscope body 21 is fixedly connected with the insertion tube 1, and the other end of the endoscope body 21 is fixedly connected with a lens 22; an annular mounting seat 23 is fixedly connected in the mirror body 21, and a group of optical fibers 24 for illumination are uniformly distributed on the periphery of the mounting seat 23; a flexible objective lens 26 is arranged in an annular groove 25 formed in the inner periphery of the mounting seat 23, and a CCD video line 27 is arranged at one end, far away from the lens 22, of the objective lens 26; an annular cavity 28 is arranged at the position of the objective lens 26 close to the outer edge, and magnetic fluid is filled in the annular cavity 28; an electromagnet 29 surrounding the periphery of the objective lens 26 is arranged at the bottom of the annular groove 25, and the electromagnet 29 is connected with a control imaging display device through a wire; the electromagnet 29 controls the focal length of the objective lens 26, so that the definition and identification of the endoscope are increased; when in use, the hand-held part 11 is grasped, the endoscope head 2 is inserted into a part to be detected in the body of a subject through the insertion tube 1, and the part to be detected is illuminated through the optical fiber 24, so that light rays of the part to be detected pass through the lens 22 and the objective lens 26 in sequence after being diffusely reflected and enter the CCD video line 27, and finally, the image information of the part to be detected is displayed in real time after being processed by the control imaging display equipment; at this time, the magnetism of the electromagnet 29 is controlled, so that the electromagnet 29 attracts the magnetic fluid in the annular cavity 28, the outer edge of the objective lens 26 is pulled, the thickness of the objective lens 26 is controlled, the focal length of the objective lens 26 is finally changed, the imaging definition of the objective lens 26 is further increased, the to-be-observed parts at different positions can be cleaned for focusing and imaging, the moving frequency of the endoscope head 2 is reduced, discomfort brought to a person to be inspected in the inspection process is further reduced, the definition and identification of the endoscope are improved, and the working efficiency of the endoscope is increased.
As an implementation mode of the invention, one end of the optical fiber 24, which is close to the lens 22, is sleeved with a steering sleeve 3, one side, which is close to the objective lens 26, of the periphery of the steering sleeve 3 is fixedly connected with an L-shaped swing rod 31, and the corner of the swing rod 31 is hinged with the lens body 21; one end of the swing rod 31, which is far away from the steering sleeve 3, is hinged with a flexible telescopic rod 32, one end of the telescopic rod 32, which is far away from the swing rod 31, is fixedly connected with a piston, the periphery of the piston is sleeved with a cylinder 33, and the cylinder 33 is fixedly connected with the mirror body 21; an oil inlet hole 34 formed in the bottom of the cylinder 33 is communicated with the control device through a pipeline, and the cylinder 33 is filled with liquid for driving the piston to move; the sliding of the piston is controlled by the control device, so that the angle of the head of the optical fiber 24 is controlled, and the working efficiency of the endoscope is further improved; when the endoscope body 21 advances forwards, liquid is filled into the cylinder 33 through the control device, so that the piston slides and then drives the telescopic rod 32 to extend, the swing rod 31 is further driven to rotate, the steering sleeve 3 is driven to rotate, the optical fiber 24 is finally driven to deflect towards the periphery of the endoscope body 21, the illumination area of the endoscope head 2 is increased, the visual field is further increased, and the rapid positioning of abnormal parts of a detector is facilitated; when detecting personnel find focus or other abnormal parts, the pushing of the endoscope lens 2 is stopped, liquid in the cylinder 33 is sucked out through the control device and the pipeline, the telescopic rod 32 drives the swing rod 31 and the steering sleeve 3 to rotate, light emitted by the optical fiber 24 is converged, brightness of the focus or abnormal parts is increased, focal length adjustment of the objective lens 26 is matched, the observing definition and accuracy are further increased, and accordingly the working efficiency of the endoscope is further increased.
As an embodiment of the present invention, a transparent clasp 12 is provided between the lens and the lens body 21; one end of the optical fiber 24, which is close to the lens 22, is positioned in the middle of the clamping ring 12; a spherical bag 13 is arranged between the steering sleeve 3 and the clamping ring 12, and lubricating liquid is filled in the spherical bag 13; the spherical bag 13 is communicated with the outside of the clamping ring 12 through a spray hole 14; the steering sleeve 3 extrudes the spherical bag 13 to extrude the lubricant, so that the forward resistance of the endoscope head 2 is reduced, and the working efficiency of the endoscope is further improved; when the optical fiber 24 is driven by the steering sleeve 3 to deflect towards the periphery of the endoscope body 21 and is matched with the endoscope body 21 to push forwards, the steering sleeve 3 extrudes the spherical bag 13, so that the lubricant in the spherical bag 13 is extruded out through the spray hole 14, the lubricant increases the lubricity of the periphery of the endoscope body 21, the forward resistance of the endoscope head 2 is further reduced, and the working efficiency of the endoscope is further increased.
As one embodiment of the present invention, a transparent film 4 is disposed on one side of the objective lens 26, and a cavity 41 formed between the film 4 and the objective lens 26 is filled with a transparent liquid; the cavity 41 is communicated with a filling device through a pipeline, and the filling device is used for controlling the liquid filling amount of the cavity 41; the resolution and identification of the endoscope is further increased by filling the cavity 41 with liquid to increase the focal length variable range of the objective lens 26; the filling device is used for controlling the filling amount of the transparent liquid in the cavity 41, further controlling the thickness of the cavity 41, further increasing the adjustable range of the focal length of the objective lens 26, increasing the definition of the view field of the endoscope, further increasing the application range of the endoscope, reducing the detection time, further reducing the discomfort of a subject, and increasing the definition and identification of the endoscope.
As an embodiment of the present invention, a liquid discharge hole 42 is formed at one end of the cylinder 33 near the swing rod 31, and the liquid discharge hole 42 is communicated with the cavity 41 through a hose 43; the oil inlet hole 34 is communicated with the filling device through a pipeline; transparent liquid is filled into the cavity 41 through the liquid discharge hole 42, so that pipelines are reduced, the volume of the endoscope is reduced, and the working efficiency of the endoscope is further improved; through the intercommunication of hose 43 and flowing back hole 42, the integration control pipeline reduces the quantity of endoscope head 2 and the pipeline in the insertion tube 1, further reduces the volume of endoscope, and then makes the endoscope can go deep into narrow and small position and detects, further increases the detection efficiency and the detection precision of endoscope, reduces the wound to the testee simultaneously, further increases the work efficiency of endoscope.
As an embodiment of the present invention, the hose 43 is closely attached to the periphery of the electromagnet 29, and heats the transparent liquid by using the heat generated by the electromagnet 29, so as to increase the elasticity of the film 4 and further increase the definition and identification of the endoscope; the hose 43 is heated by the heat generated during the operation of the electromagnet 29, so that the transparent liquid in the cavity 41 is heated, the temperature of the film 4 and the objective lens 26 is increased, the elasticity of the objective lens 26 and the film 4 is further increased, the limit variation range of the focal length of the objective lens 26 is further enlarged, the probability that the film 4 and the objective lens 26 are excessively torn and damaged is reduced, the definition and the identification degree of the endoscope are further increased, and the service life of the endoscope is prolonged.
When the endoscope head is used, the holding part 11 is used, the endoscope head 2 is inserted into a part to be detected in a body of a detected person through the insertion tube 1, and the part to be detected is illuminated through the optical fiber 24, so that light rays of the part to be detected pass through the lens 22 and the objective lens 26 in sequence after being diffusely reflected and enter the CCD video line 27, and finally, image information of the part to be detected is displayed in real time after being processed by the control imaging display equipment; at this time, the magnetism of the electromagnet 29 is controlled, so that the electromagnet 29 attracts the magnetic fluid in the annular cavity 28, the outer edge of the objective lens 26 is pulled, the thickness of the objective lens 26 is controlled, the focal length of the objective lens 26 is finally changed, the imaging definition of the objective lens 26 is further increased, the cleaning focusing and imaging of the to-be-observed parts at different positions can be performed, the moving frequency of the endoscope head 2 is reduced, discomfort to the inspected person in the inspection process is further reduced, the definition and identification of the endoscope are improved, and the working efficiency of the endoscope is increased; when the endoscope body 21 advances forwards, liquid is filled into the cylinder 33 through the control device, so that the piston slides and then drives the telescopic rod 32 to extend, the swing rod 31 is further driven to rotate, the steering sleeve 3 is driven to rotate, the optical fiber 24 is finally driven to deflect towards the periphery of the endoscope body 21, the illumination area of the endoscope head 2 is increased, the visual field is further increased, and the rapid positioning of abnormal parts of a detector is facilitated; when a detector finds a focus or other abnormal parts, the pushing of the endoscope lens 2 is stopped, and liquid in the cylinder 33 is sucked out through the control device and the pipeline, so that the telescopic rod 32 drives the swing rod 31 and the steering sleeve 3 to rotate, and further light emitted by the optical fiber 24 is converged, the brightness of the focus or the abnormal parts is increased, and the focal length adjustment of the objective lens 26 is matched, so that the observing definition and accuracy are further increased, and the working efficiency of the endoscope is further increased; when the optical fiber 24 is driven by the steering sleeve 3 to deflect towards the periphery of the endoscope body 21 and is matched with the endoscope body 21 to push forwards, the steering sleeve 3 extrudes the spherical bag 13, so that the lubricant in the spherical bag 13 is extruded out through the spray hole 14, the lubricant increases the lubricity of the periphery of the endoscope body 21, the forward resistance of the endoscope head 2 is further reduced, and the working efficiency of the endoscope is further increased; the filling device is used for controlling the filling amount of the transparent liquid in the cavity 41, so as to control the thickness of the cavity 41, further increase the adjustable range of the focal length of the objective lens 26, increase the definition of the view field of the endoscope, further increase the application range of the endoscope, reduce the detection time, further reduce the discomfort of a subject, and increase the definition and identification of the endoscope; through the communication between the hose 43 and the drain hole 42, the control pipeline is integrated, the number of pipelines in the endoscope head 2 and the insertion pipe 1 is reduced, the volume of the endoscope is further reduced, the endoscope can go deep into a narrow position for detection, the detection efficiency and the detection precision of the endoscope are further improved, meanwhile, the wound on a detected person is reduced, and the working efficiency of the endoscope is further improved; the hose 43 is heated by the heat generated during the operation of the electromagnet 29, so that the transparent liquid in the cavity 41 is heated, the temperature of the film 4 and the objective lens 26 is increased, the elasticity of the objective lens 26 and the film 4 is further increased, the limit variation range of the focal length of the objective lens 26 is further enlarged, the probability that the film 4 and the objective lens 26 are excessively torn and damaged is reduced, the definition and the identification degree of the endoscope are further increased, and the service life of the endoscope is prolonged.
The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. An electronic endoscope for medical imaging, which is characterized in that: comprises an insertion tube (1); two ends of the insertion tube (1) are fixedly connected with a handheld part (11) and an endoscope head (2) respectively; the endoscope head (2) is connected with an optical fiber (24) and a control imaging display device through a wire arranged in the handheld part (11) and the insertion tube (1); the endoscope head (2) comprises a tubular endoscope body (21), one end of the endoscope body (21) is fixedly connected with the insertion tube (1), and the other end of the endoscope body (21) is fixedly connected with a lens (22); an annular mounting seat (23) is fixedly connected in the mirror body (21), and a group of optical fibers (24) for illumination are uniformly distributed on the periphery of the mounting seat (23); a flexible objective lens (26) is arranged in an annular groove (25) formed in the inner periphery of the mounting seat (23), and a CCD video line (27) is arranged at one end, far away from the lens (22), of the objective lens (26); an annular cavity (28) is arranged at the position, close to the outer edge, of the objective lens (26), and magnetic fluid is filled in the annular cavity (28); an electromagnet (29) surrounding the periphery of the objective lens (26) is arranged at the bottom of the annular groove (25), and the electromagnet (29) is connected with a control imaging display device through a wire; the focal length of the objective lens (26) is controlled by the electromagnet (29), so that the definition and the identification of the endoscope are increased;
one end of the optical fiber (24) close to the lens (22) is sleeved with a steering sleeve (3), one side of the periphery of the steering sleeve (3) close to the objective lens (26) is fixedly connected with an L-shaped swing rod (31), and the corner of the swing rod (31) is hinged with the lens body (21); one end of the swing rod (31) far away from the steering sleeve (3) is hinged with a flexible telescopic rod (32), one end of the telescopic rod (32) far away from the swing rod (31) is fixedly connected with a piston, the periphery of the piston is sleeved with a cylinder barrel (33), and the cylinder barrel (33) is fixedly connected with the mirror body (21); an oil inlet hole (34) formed in the bottom of the cylinder barrel (33) is communicated with the control device through a pipeline, and the cylinder barrel (33) is filled with liquid for driving the piston to move; the sliding of the piston is controlled by the control device, so that the angle of the head part of the optical fiber (24) is controlled, and the working efficiency of the endoscope is further improved;
a transparent clamping ring (12) is arranged between the lens (22) and the lens body (21); one end of the optical fiber (24) close to the lens (22) is positioned in the middle of the clamping ring (12); a spherical bag (13) is arranged between the steering sleeve (3) and the clamping ring (12), and lubricating liquid is filled in the spherical bag (13); the spherical bag (13) is communicated with the outside of the clamping ring (12) through a spray hole (14); the steering sleeve (3) extrudes the spherical bag (13) to extrude the lubricant, so that the resistance of the endoscope head (2) to advance is reduced, and the working efficiency of the endoscope is further improved;
a transparent film (4) is arranged on one side of the objective lens (26), and a cavity (41) formed between the film (4) and the objective lens (26) is filled with transparent liquid; the cavity (41) is communicated with a filling device through a pipeline, and the filling device is used for controlling the filling quantity of the cavity (41); the resolution and the identification of the endoscope are further increased by filling liquid into the cavity (41) to increase the focal length variable range of the objective lens (26);
a liquid discharge hole (42) is formed in one end, close to the swing rod (31), of the cylinder barrel (33), and the liquid discharge hole (42) is communicated with the cavity (41) through a hose (43); the liquid discharge hole (42) is communicated with the filling device through a pipeline; the cavity (41) is filled with transparent liquid through the liquid discharge hole (42), so that pipelines are reduced, the volume of the endoscope is reduced, and the working efficiency of the endoscope is further improved;
the hose (43) is tightly attached to the periphery of the electromagnet (29), the transparent liquid is heated by the heat generated by the electromagnet (29), the elasticity of the film (4) is increased, and the definition and the identification of the endoscope are further increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154204.6A CN111297309B (en) | 2020-03-07 | 2020-03-07 | Electronic endoscope for medical imaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154204.6A CN111297309B (en) | 2020-03-07 | 2020-03-07 | Electronic endoscope for medical imaging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111297309A CN111297309A (en) | 2020-06-19 |
| CN111297309B true CN111297309B (en) | 2024-01-30 |
Family
ID=71156842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010154204.6A Active CN111297309B (en) | 2020-03-07 | 2020-03-07 | Electronic endoscope for medical imaging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111297309B (en) |
Citations (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4826280A (en) * | 1983-06-09 | 1989-05-02 | Sumitomo Electric Industries, Ltd. | Grooved optical transmission channel |
| JPH05323208A (en) * | 1992-05-20 | 1993-12-07 | Olympus Optical Co Ltd | Endoscope device |
| JPH10151109A (en) * | 1996-11-25 | 1998-06-09 | Fuji Photo Optical Co Ltd | Fluid device for endoscope |
| US5859687A (en) * | 1996-06-28 | 1999-01-12 | Heine Optotechnik Gmbh & Co. Kg | Bar skiascope beam fixable in parallel |
| JPH11262528A (en) * | 1998-03-18 | 1999-09-28 | Fukuda Denshi Co Ltd | Blood vessel catheter |
| CN1692872A (en) * | 2004-12-14 | 2005-11-09 | 姜克让 | Endoscope system with disposible sheath, and and using method therefor |
| CN2831171Y (en) * | 2005-03-03 | 2006-10-25 | 天津市菱医科技发展有限公司 | Photoelectronic hard tube endoscope with bendable front end |
| CN1933761A (en) * | 2004-03-15 | 2007-03-21 | 奥林巴斯株式会社 | Endoscope insertion auxiliary device |
| CN101000385A (en) * | 2006-01-14 | 2007-07-18 | 鸿富锦精密工业（深圳）有限公司 | Variable-focal lens module and lens module using the lens module |
| CN201397417Y (en) * | 2008-08-26 | 2010-02-03 | 中国科学院西安光学精密机械研究所 | Optical system realizing focal distance change of unmovable lens group |
| CN102089680A (en) * | 2008-07-10 | 2011-06-08 | 皇家飞利浦电子股份有限公司 | An optical image probe |
| FR2954087A1 (en) * | 2009-12-21 | 2011-06-24 | Alliance Tech Ind | Medical probe for prostate disease of patient, has assembly melted to heat under controlled conditions on part of selected length, from front face of optical fiber for conferring bending to distal end with deviation angle of selected value |
| CN102264275A (en) * | 2008-11-21 | 2011-11-30 | 卡尔斯特里姆保健公司 | An auto focus intraoral camera with liquid lens |
| CN203195653U (en) * | 2013-05-09 | 2013-09-18 | 天津金泰都生物技术有限公司 | Endoscope rotating camera lens used for minimally invasive surgeries |
| CN203328665U (en) * | 2013-06-14 | 2013-12-11 | 重庆金山科技（集团）有限公司 | Electronic endoscope probe |
| CN103637766A (en) * | 2013-12-26 | 2014-03-19 | 广州佰奥廷电子科技有限公司 | Liquid lens-based dynamic focusing photoacoustic proctoscope imaging device and method |
| CN104054013A (en) * | 2012-09-14 | 2014-09-17 | 奥林巴斯医疗株式会社 | Endoscope objective lens |
| CN104083142A (en) * | 2014-08-05 | 2014-10-08 | 江苏雷奥生物科技有限公司 | Endoscope capable of performing whole-process examination and treatment |
| CN104755011A (en) * | 2012-10-24 | 2015-07-01 | 奥林匹斯冬季和Ibe有限公司 | Endoscope with lateral illumination, use and method |
| CN204863125U (en) * | 2015-06-04 | 2015-12-16 | 青岛市肿瘤医院 | A thermoscope for gynaecology's tumor thermotherapy mode |
| CN105431074A (en) * | 2013-05-17 | 2016-03-23 | 安万特医疗***公司 | Secondary imaging endoscopic device |
| CN105852793A (en) * | 2015-02-06 | 2016-08-17 | 启艺光学两合公司 | Intravaginal imaging device, system and method |
| CN107361730A (en) * | 2017-08-10 | 2017-11-21 | 华中科技大学鄂州工业技术研究院 | A kind of electronic endoscope system |
| CN107468203A (en) * | 2017-08-30 | 2017-12-15 | 王建梅 | A kind of examination of mouth expandable stent |
| CN107669446A (en) * | 2017-08-24 | 2018-02-09 | 深圳市罗伯医疗机器人研究所 | A kind of end damping hydraulic cylinder applied to knee joint recovery robot |
| CN207705489U (en) * | 2018-01-09 | 2018-08-07 | 浙江成运医疗器械有限公司 | The fujinon electronic video endoscope rapid plug-in mechanism of portable tape display screen |
| CN108873317A (en) * | 2018-07-25 | 2018-11-23 | 清华大学 | Electromagnetically actuated flexibility zoom lens |
| CN209220231U (en) * | 2018-08-01 | 2019-08-09 | 遵义医学院附属医院 | One kind is convenient for lubrication and clean gastroscope tube |
| CN110123256A (en) * | 2019-06-10 | 2019-08-16 | 王文斌 | A kind of mating installing mechanism of adjustable anoscope |
| CN110268300A (en) * | 2016-12-22 | 2019-09-20 | Z思快尔有限公司 | For multi-core optical fiber illumination for endoscope source |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050245789A1 (en) * | 2003-04-01 | 2005-11-03 | Boston Scientific Scimed, Inc. | Fluid manifold for endoscope system |
-
2020
- 2020-03-07 CN CN202010154204.6A patent/CN111297309B/en active Active
Patent Citations (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4826280A (en) * | 1983-06-09 | 1989-05-02 | Sumitomo Electric Industries, Ltd. | Grooved optical transmission channel |
| JPH05323208A (en) * | 1992-05-20 | 1993-12-07 | Olympus Optical Co Ltd | Endoscope device |
| US5859687A (en) * | 1996-06-28 | 1999-01-12 | Heine Optotechnik Gmbh & Co. Kg | Bar skiascope beam fixable in parallel |
| JPH10151109A (en) * | 1996-11-25 | 1998-06-09 | Fuji Photo Optical Co Ltd | Fluid device for endoscope |
| JPH11262528A (en) * | 1998-03-18 | 1999-09-28 | Fukuda Denshi Co Ltd | Blood vessel catheter |
| CN1933761A (en) * | 2004-03-15 | 2007-03-21 | 奥林巴斯株式会社 | Endoscope insertion auxiliary device |
| CN1692872A (en) * | 2004-12-14 | 2005-11-09 | 姜克让 | Endoscope system with disposible sheath, and and using method therefor |
| CN2831171Y (en) * | 2005-03-03 | 2006-10-25 | 天津市菱医科技发展有限公司 | Photoelectronic hard tube endoscope with bendable front end |
| CN101000385A (en) * | 2006-01-14 | 2007-07-18 | 鸿富锦精密工业（深圳）有限公司 | Variable-focal lens module and lens module using the lens module |
| CN102089680A (en) * | 2008-07-10 | 2011-06-08 | 皇家飞利浦电子股份有限公司 | An optical image probe |
| CN201397417Y (en) * | 2008-08-26 | 2010-02-03 | 中国科学院西安光学精密机械研究所 | Optical system realizing focal distance change of unmovable lens group |
| CN102264275A (en) * | 2008-11-21 | 2011-11-30 | 卡尔斯特里姆保健公司 | An auto focus intraoral camera with liquid lens |
| FR2954087A1 (en) * | 2009-12-21 | 2011-06-24 | Alliance Tech Ind | Medical probe for prostate disease of patient, has assembly melted to heat under controlled conditions on part of selected length, from front face of optical fiber for conferring bending to distal end with deviation angle of selected value |
| CN104054013A (en) * | 2012-09-14 | 2014-09-17 | 奥林巴斯医疗株式会社 | Endoscope objective lens |
| CN104755011A (en) * | 2012-10-24 | 2015-07-01 | 奥林匹斯冬季和Ibe有限公司 | Endoscope with lateral illumination, use and method |
| CN203195653U (en) * | 2013-05-09 | 2013-09-18 | 天津金泰都生物技术有限公司 | Endoscope rotating camera lens used for minimally invasive surgeries |
| CN105431074A (en) * | 2013-05-17 | 2016-03-23 | 安万特医疗***公司 | Secondary imaging endoscopic device |
| CN203328665U (en) * | 2013-06-14 | 2013-12-11 | 重庆金山科技（集团）有限公司 | Electronic endoscope probe |
| CN103637766A (en) * | 2013-12-26 | 2014-03-19 | 广州佰奥廷电子科技有限公司 | Liquid lens-based dynamic focusing photoacoustic proctoscope imaging device and method |
| CN104083142A (en) * | 2014-08-05 | 2014-10-08 | 江苏雷奥生物科技有限公司 | Endoscope capable of performing whole-process examination and treatment |
| CN105852793A (en) * | 2015-02-06 | 2016-08-17 | 启艺光学两合公司 | Intravaginal imaging device, system and method |
| CN204863125U (en) * | 2015-06-04 | 2015-12-16 | 青岛市肿瘤医院 | A thermoscope for gynaecology's tumor thermotherapy mode |
| CN110268300A (en) * | 2016-12-22 | 2019-09-20 | Z思快尔有限公司 | For multi-core optical fiber illumination for endoscope source |
| CN107361730A (en) * | 2017-08-10 | 2017-11-21 | 华中科技大学鄂州工业技术研究院 | A kind of electronic endoscope system |
| CN107669446A (en) * | 2017-08-24 | 2018-02-09 | 深圳市罗伯医疗机器人研究所 | A kind of end damping hydraulic cylinder applied to knee joint recovery robot |
| CN107468203A (en) * | 2017-08-30 | 2017-12-15 | 王建梅 | A kind of examination of mouth expandable stent |
| CN207705489U (en) * | 2018-01-09 | 2018-08-07 | 浙江成运医疗器械有限公司 | The fujinon electronic video endoscope rapid plug-in mechanism of portable tape display screen |
| CN108873317A (en) * | 2018-07-25 | 2018-11-23 | 清华大学 | Electromagnetically actuated flexibility zoom lens |
| CN209220231U (en) * | 2018-08-01 | 2019-08-09 | 遵义医学院附属医院 | One kind is convenient for lubrication and clean gastroscope tube |
| CN110123256A (en) * | 2019-06-10 | 2019-08-16 | 王文斌 | A kind of mating installing mechanism of adjustable anoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111297309A (en) | 2020-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20220409012A1 (en) | Imaging Apparatus and Method Which Utilizes Multidirectional Field of View Endoscopy | |
| JP4708937B2 (en) | OCT observation instrument, fixing instrument, and OCT system | |
| CN105142489B9 (en) | Otoscope | |
| US11058286B2 (en) | Ear inspection device and method of determining a condition of a subject's ear | |
| US9931021B2 (en) | Method for identifying objects in a subject's ear | |
| US5351678A (en) | Endoscope scope assembly for full hemisphere view | |
| US4854302A (en) | Video equipped endoscope with needle probe | |
| US5688224A (en) | Medical visualization device | |
| JP6824159B2 (en) | Probe for imaging iridocorneal angle | |
| US20150351607A1 (en) | Method for identifying objects in a subject's ear | |
| JP2008515573A (en) | System and method for a colposcopic tube for improving observation and examination | |
| JPH04309325A (en) | Portable arthroscope with disposable probe | |
| CN111419149A (en) | Multi-mode endoscope and endoscopic imaging system | |
| EP3103378A1 (en) | Endoscope system | |
| CN111297309B (en) | Electronic endoscope for medical imaging | |
| CN211749715U (en) | Self-guiding type endoscopic system | |
| CN206700144U (en) | Electronic cystoscope | |
| CN102100533A (en) | Integrated thermal-infrared scanning cystoscope system | |
| CN106308735A (en) | Electronic cystoscope | |
| CN104545776A (en) | Inspectoscope for extending into blood vessel | |
| CN116763239A (en) | Broad spectrum fluorescent endoscope device | |
| CN203677046U (en) | Inspectoscope for reaching into blood vessel | |
| CN201920697U (en) | Integrated infrared thermal scanning cystoscope system | |
| US20220125318A1 (en) | Medical apparatus and system | |
| CN112022063A (en) | Endoscope with adjustable observation direction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231227 Address after: 710000 C401-030, 4th Floor, Collaborative Building, Gaoxin Second Road, High tech Zone, Xi'an City, Shaanxi Province Applicant after: Shaanxi Ainuo Meiruishen Medical Technology Co.,Ltd. Address before: 236000 College of traditional Chinese medicine science and technology, No. 1, Lianhua Road, Bozhou Economic Development Zone, Anhui Province Applicant before: Yang Dan |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |