CN115590453B - Intelligent exposure adjusting system and method in endoscopic surgery - Google Patents
Intelligent exposure adjusting system and method in endoscopic surgery Download PDFInfo
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- CN115590453B CN115590453B CN202211593830.0A CN202211593830A CN115590453B CN 115590453 B CN115590453 B CN 115590453B CN 202211593830 A CN202211593830 A CN 202211593830A CN 115590453 B CN115590453 B CN 115590453B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00163—Optical arrangements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention provides an intelligent exposure adjusting system and method in endoscopic surgery, which solve the problems of inconvenience in adjustment of the exposure of an endoscope and the like. The invention has the advantages of convenient exposure degree adjustment, good developing effect and the like.
Description
Technical Field
The invention belongs to the technical field of endoscopes, and particularly relates to an intelligent exposure adjusting system and method in endoscopic surgery.
Background
Endoscopic surgery is a technique in which an endoscope that can be introduced into a body cavity is used to perform examination and treatment visually. It is divided into non-traumatic and traumatic. The former is directly inserted into an endoscope for examining a cavity communicated with the outside; the latter is an endoscope introduced through an incision to examine a closed body cavity. The endoscope camera shooting system has the working principle that an endoscope camera is connected with an endoscope through an optical interface, optical signals collected by the endoscope are converted into digital signals, the digital signals are input into an image processing host, and then the digital signals are output to a display for displaying after being processed by the image processing host. However, in the actual use process, the exposure degree adjustment precision of the existing endoscope is insufficient, so that the display image of the display is suddenly bright and dim and the far and near performances are inconsistent in the actual use process, and the operation is influenced. In addition, conventional endoscopic imaging systems require manual adjustment of the exposure level, which is difficult for non-professional operators to achieve optimal brightness.
In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, chinese patent literature discloses an exposure-guided fluorescence endoscope system and an exposure-guided method [201910101111.4], which includes an excitation light source, a guide light source, a light-guiding beam, an endoscope, a lens, a filter, a fluorescence camera control module, and a strobe control device; stroboscopic controlling means with guide the light source and be connected, stroboscopic controlling means is connected with fluorescence camera, and fluorescence camera control module are connected.
According to the scheme, the problem that images are dim and bright due to insufficient exposure precision adjustment is solved to a certain extent, but the scheme still has many defects, such as the problems that adjustment is required in a manual mode, the optimal brightness effect cannot be adjusted in time and the like.
Disclosure of Invention
The invention aims to solve the problems and provides an intelligent exposure adjusting system and method in endoscopic surgery, which are reasonable in design and can automatically adjust to the optimal brightness effect.
Another object of the present invention is to provide a method for intelligently adjusting exposure level in endoscopic surgery with high exposure level adjustment accuracy.
In order to achieve the purpose, the invention adopts the following technical scheme: this intelligent regulating system of exposure among endoscope operation, including the sensitization module, the sensitization module is connected with host system, and host system passes through feedback adjustment module and is connected with light ring adjustment mechanism, and light ring adjustment mechanism is equipped with light filling mechanism and is connected with feedback adjustment module. The light sensing module senses the illumination intensity inside the cavity, automatically realizes aperture adjustment in a feedback adjustment mode, and is matched with the light supplementing mechanism to supplement light inside the cavity, so that the optimal brightness effect is obtained.
In the above intelligent exposure adjusting system for endoscopic surgery, the aperture adjusting mechanism comprises a first adjusting component, a second adjusting component and a third adjusting component which are arranged along the same axis, a distance adjusting component is arranged among the first adjusting component, the second adjusting component and the third adjusting component, and the light supplementing mechanism is arranged among the first adjusting component, the second adjusting component and the third adjusting component. The plurality of adjusting components in the aperture adjusting mechanism can adjust the relative distance, and have higher adjusting precision compared with the conventional adjusting aperture.
In the above intelligent exposure adjusting system for endoscopic surgery, the first adjusting assembly comprises a first adjusting ring, a plurality of shading sheets arranged in central symmetry are rotatably mounted on one side of the first adjusting ring, an adjusting gear fixedly connected with the shading sheets is arranged at the rotary connection position of the shading sheets and the first adjusting ring, and the adjusting gear is meshed with the adjusting gear ring for rotation; the adjusting gear ring is in meshing transmission with the distance adjusting assembly, and the shading sheets are respectively connected with a plurality of auxiliary sheet bodies in sector structures. First adjusting part passes through gear drive's mode and drives the spiral motion of anti-dazzling screen, realizes the adjustment that the printing opacity becomes more meticulous.
In the above intelligent exposure adjusting system for endoscopic surgery, the second adjusting assembly comprises a second adjusting ring, the second adjusting ring is rotatably mounted with a light adjusting ring, and a light adjusting groove is reserved between the light adjusting ring and the light adjusting ring, the light adjusting ring is fixed with limiting protrusions symmetrically arranged relative to the center of the light adjusting ring, the second adjusting ring is rotatably connected with a plurality of light adjusting strips symmetrically arranged relative to the center of the light adjusting ring, and the light adjusting strips are provided with limiting grooves for the limiting protrusions to insert and slide; the outer side of the dimming ring is provided with a dimming toothed ring which is meshed with the distance adjusting assembly for transmission, and a dimming plate is rotatably connected between adjacent dimming strips. The light adjusting plate is driven by the light adjusting strip in the second adjusting component to move spirally, the light adjusting plate is close to or far away from each other, and the light transmission adjusting speed is high.
In the above intelligent exposure adjusting system for endoscopic surgery, the third adjusting assembly comprises a third adjusting ring, a light blocking ring is fixedly installed inside the third adjusting ring, light blocking shafts which are arranged in central symmetry are arranged inside the light blocking ring, and light blocking plates are respectively rotatably installed on the light blocking shafts; one end of the light blocking plate, which is close to the light blocking ring, is provided with a light blocking gear, the light blocking gear is in meshing transmission with a light blocking toothed ring, and the light blocking toothed ring is in meshing transmission with the distance adjusting assembly. The third adjusting component mainly controls the opening and closing of the internal light-transmitting channel, can adjust the area of each light-transmitting area, and is suitable for the dimming requirement of the endoscope.
In the above intelligent exposure adjusting system for endoscopic surgery, the distance adjusting assembly comprises an axial adjusting assembly and a radial adjusting assembly, and the axial adjusting assembly and the radial adjusting assembly are respectively equipped with a clutch assembly. The distance adjusting assembly realizes independent adjustment of the relative distance of each adjusting assembly, and has good adjustment flexibility.
In the above intelligent exposure adjusting system for endoscopic surgery, the axial adjusting assembly comprises axial sliding sleeves which are in one-to-one correspondence with the first adjusting assembly, the second adjusting assembly and the third adjusting assembly and are in telescopic connection with each other, adjusting threads which circumferentially surround and sliding sleeve limiting grooves which axially extend are distributed on the outer side of the axial sliding sleeves, the sliding sleeve limiting grooves are in sliding connection with sliding sleeve limiting bars, the adjusting threads are respectively in meshing transmission with adjusting studs, the adjusting studs are respectively connected with axial gears, axial driving rods of which the central axes are parallel to the adjusting studs are arranged on the outer side of the axial sliding sleeves, and the axial driving rods are in transmission connection with the axial driving motor through a speed change gear set; the axial driving rod is rotatably provided with a clutch gear which is in meshing transmission with the axial gear, the axial driving rod is provided with a transmission block in a circumferential limiting sliding manner, one side of the transmission block, which is opposite to the axial gear, is provided with a transmission gear and an elastic reset piece which are in mutual meshing, and electromagnetic suckers are respectively arranged between the transmission block and the axial gear. The axial adjusting component realizes the adjustment of the axial position of the adjusting component, and the relative distance of each adjusting component ensures the light condensation precision.
In the above-mentioned intelligent regulating system of exposure degree in endoscopic surgery, radial adjusting part is including rotating the radial gear who installs in the axial sliding sleeve outside, and radial drive shaft is installed to the axial sliding sleeve outside, is fixed with on the radial drive shaft with radial gear meshing driven radial drive gear, radial drive shaft and radial driving motor transmission are connected, radial drive shaft and fix the drive support body sliding connection outside the axial sliding sleeve and be connected with electric putter between. The radial adjusting components provide driving torque for each adjusting component to drive each adjusting component to independently drive.
In the above intelligent exposure adjusting system for endoscopic surgery, the light supplementing mechanism includes a light supplementing cover body, the light supplementing cover body has a light supplementing cavity, and LED lamp beads are mounted in the light supplementing cavity, light guide strips circumferentially distributed are arranged on the inner side of the light supplementing cover body, the light guide strips are communicated with the light supplementing cavity, and an angle adjusting assembly is arranged between the light guide strips and the light supplementing cover body; the angle adjustment assembly comprises an adjusting ring which is in sliding connection with the light supplementing cover body, an adjusting sheet with a V-shaped cross section is arranged in the middle of the adjusting ring along the circumferential direction, the light guide strips are attached to the adjusting ring and the adjusting sheet, an adjusting cylinder which is in threaded connection with the adjusting ring is installed in the light supplementing cover body in a rotating mode, and the adjusting cylinder is in transmission connection with an adjusting motor through a speed change gear set.
The intelligent exposure adjusting method in the endoscopic surgery comprises the following steps:
s1: the photosensitive module senses the illumination intensity and converts the analog signal into a digital signal to be transmitted to the main control module;
s2: the master control module controls the feedback adjusting module to adjust the aperture adjusting mechanism;
s3: a third adjusting assembly in the light supplementing adjusting mechanism is used for separating a plurality of light transmitting areas and synchronously adjusting the area of each light transmitting area;
s4: the second adjusting assembly adjusts the size of the inner aperture to perform initial adjustment on the incident light quantity, and the third adjusting assembly adjusts the size of the inner aperture to perform further adjustment on the incident light quantity;
s5: the main control module controls the feedback adjusting module to adjust the light supplementing mechanism;
s6: the light supplementing mechanism supplements light to the second adjusting assembly and the third adjusting assembly, and meanwhile, the aperture adjusting mechanism adjusts the relative distance between the first adjusting assembly, the second adjusting assembly and the third adjusting assembly until the whole image achieves the best brightness effect. The light transmission amount is gradually adjusted by utilizing the adjusting component, and the light supplementing mechanism assists exposure if the light incidence amount is insufficient.
Compared with the prior art, the invention has the advantages that: the aperture adjusting mechanism and the light supplementing mechanism mutually adjust the light incidence under the action of the feedback adjusting module to obtain a stable brightness effect; the relative distance of each adjusting component can be adjusted, so that the illumination path is consistent with the aperture, and the light transmission stability is ensured; the light supplementing mechanism utilizes the light guide bar to indirectly conduct illumination, ensures the uniformity of light distribution, and ensures the light supplementing quantity between the adjusting assemblies by adjusting the illumination intensity and the illumination angle.
Drawings
Fig. 1 is a schematic structural view of a diaphragm adjusting mechanism of the present invention.
Fig. 2 is a schematic view showing another view angle of the aperture adjusting mechanism of the present invention.
Fig. 3 is a schematic structural view of a first adjustment assembly of the present invention.
Fig. 4 is a schematic structural view of a second adjustment assembly of the present invention.
Fig. 5 is a schematic view of a third adjustment assembly of the present invention.
Fig. 6 is a block diagram of the architecture of the present invention.
Fig. 7 is a transmission schematic diagram of the present invention.
Fig. 8 is a schematic structural diagram of the light supplement mechanism of the present invention.
In the figure, the photosensitive module 1, the main control module 11, the feedback adjustment module 12, the aperture adjustment mechanism 2, the light supplement mechanism 3, the light supplement cover 31, the light supplement cavity 32, the LED lamp bead 33, the light guide bar 34, the adjustment ring 35, the adjustment tab 36, the adjustment cylinder 37, the adjustment motor 38, the first adjustment assembly 4, the first adjustment ring 41, the shade sheet 42, the adjustment gear 43, the adjustment toothed ring 44, the sub-plate 45, the second adjustment assembly 5, the second adjustment ring 51, the dimming ring 52, the dimming groove 53, the limit protrusion 54, the dimming bar 55, the limit groove 56, the dimming toothed ring 57, the dimming plate 58, the third adjustment assembly 6, the third adjustment ring 61, the light blocking ring 62, the light blocking shaft 63, the light blocking plate 64, the light blocking gear 65, the light blocking toothed ring 66, the distance adjustment assembly 7, the transmission block 71, the transmission teeth 72, the electromagnetic chuck 73, the axial adjustment assembly 8, the axial sliding sleeve 81, the adjustment threaded adjustment sleeve 82, the limit groove 83, the sliding sleeve 84, the adjustment stud 85, the axial gear 86, the axial distance adjustment assembly 88, the radial adjustment gear assembly 87, the radial adjustment gear assembly 91, the radial adjustment motor drive rod 93, the radial drive rod assembly 93, and the radial drive shaft assembly 93.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-8, the system for intelligently adjusting exposure in endoscopic surgery includes a photosensitive module 1 for sensing the illumination intensity inside the cavity, and the photosensitive module 1 is an infrared sensor. The photosensitive module 1 is connected with the main control module 11, the main control module 11 is connected with the aperture adjusting mechanism 2 through the feedback adjusting module 12, the aperture adjusting mechanism 2 is provided with the light supplementing mechanism 3, the light supplementing mechanism 3 is connected with the feedback adjusting module 12, and the specific structure is shown in fig. 6. When the exposure is not enough or excessive, feedback adjustment module 12 control 2 automatic adjustment exposures of light ring adjustment mechanism in the constant range, and a plurality of illumination volumes are not enough, then carry out the light filling by light filling mechanism 3 to 2 insides of light ring adjustment mechanism, until suitable luminance.
Specifically, the aperture adjustment mechanism 2 includes a first adjustment member 4, a second adjustment member 5, and a third adjustment member 6 arranged along the same axis, and external light passes through the third adjustment member 6, the second adjustment member 5, and the first adjustment member 4 in this order. A distance adjusting component 7 is arranged among the first adjusting component 4, the second adjusting component 5 and the third adjusting component 6, adjusts relative distances and provides driving torque. The light supplementing mechanism 3 is arranged among the first adjusting component 4, the second adjusting component 5 and the third adjusting component 6 and is opened and closed according to actual needs.
As shown in fig. 3, similar to the conventional aperture adjusting structure, the first adjusting assembly 4 also adopts a spiral structure to adjust the size of the aperture, except that the first adjusting assembly 4 includes a first adjusting ring 41, a plurality of light-shielding sheets 42 arranged in central symmetry are rotatably mounted on one side of the first adjusting ring 41, and each light-shielding sheet 42 has a corresponding adjusting range, so that the aperture is not completely shielded. The rotary connection part of the light shading sheet 42 and the first adjusting ring 41 is provided with an adjusting gear 43 fixedly connected with the light shading sheet 42, the adjusting gear 43 is meshed with the adjusting gear ring 44 to rotate, when the adjusting gear ring 44 rotates, the adjusting gear 43 is synchronously driven, and the connected light shading sheet 42 deflects; the adjusting gear ring 44 is in meshing transmission with the distance adjusting assembly 7, the distance adjusting assembly 7 provides driving torque, the light shielding sheets 42 are respectively connected with a plurality of auxiliary sheet bodies 45 in sector structures, the auxiliary sheet bodies 45 are unfolded or overlapped for storage along with the rotation of the light shielding sheets 42, and the sealing effect of the rotary connection of the light shielding sheets 45 and the first adjusting ring 41 is guaranteed.
As shown in fig. 4, the second adjusting assembly 5 has a similar overall size to the first adjusting assembly 4, and specifically includes a second adjusting ring 51, and a light adjusting ring 52 is rotatably mounted in the second adjusting ring 51, and a light adjusting groove 53 is left between the second adjusting ring 51 and the light adjusting ring as an active space. The light adjusting ring 52 is fixed with limit protrusions 54 which are symmetrically arranged relative to the center of the light adjusting ring, the second adjusting ring 51 is rotatably connected with a plurality of light adjusting strips 55 which are symmetrically arranged relative to the center, and limit grooves 56 for the limit protrusions 54 to insert and slide are formed in the light adjusting strips 55; when the dimming ring 52 is rotated, the connected dimming bar 55 is rotated relative to the second adjustment ring 51 under the restriction of the stopper protrusion 54 and the stopper groove 56. The outer side of the light adjusting ring 52 is provided with a light adjusting gear ring 57, the light adjusting gear ring 57 is meshed with the distance adjusting component 7 for transmission, a light adjusting plate 58 is rotatably connected between adjacent light adjusting strips 55, when the light adjusting strips 55 rotate, the light adjusting plate 58 moves close to or away from the light adjusting strips, the size of the aperture reserved between the light adjusting plates 58 is adjusted accordingly, and the light adjusting strips 55 have larger rotating radiuses, so that the position of the light adjusting plate 58 can be quickly adjusted, and the aperture adjusting response rate is improved.
As shown in fig. 5, the third adjusting component 6 does not directly adjust the aperture size relative to the first adjusting component 4 and the second adjusting component 5, but controls the on/off of the internal light path. The third adjusting assembly 6 comprises a third adjusting ring 61, a light blocking ring 62 is fixedly mounted on the inner side of the third adjusting ring 61, a light blocking shaft 63 which is arranged in a central symmetry manner is arranged on the inner side of the light blocking ring 62, and the end of the light blocking shaft 63 is matched with the center of the light blocking ring 62. The light blocking shafts 63 are respectively and rotatably provided with light blocking plates 64; one end of the light blocking plate 64 close to the light blocking ring 62 is provided with a light blocking gear 65, when the light blocking gear 65 rotates, the light blocking plate 64 deflects left and right along with the rotation to close or open the light transmitting area between the light blocking shafts 63, and normal light projection is not influenced under the normal state. The light blocking gear 65 is in meshing transmission with the light blocking toothed ring 66, and the light blocking toothed ring 66 is in meshing transmission with the distance adjusting assembly 7.
Besides, the distance adjusting assembly 7 comprises an axial adjusting assembly 8 for adjusting the relative distance of each adjusting mechanism and a radial adjusting assembly 9 for providing driving torque for each adjusting mechanism, the axial adjusting assembly 8 and the radial adjusting assembly 9 are respectively provided with a clutch assembly to realize transmission path switching, a bidirectional motor is usually provided to realize flexible reversing, and the clutch assembly can play a self-locking role.
Meanwhile, the intelligent adjusting system is matched with an endoscope for use, wherein the diaphragm adjusting mechanism 2 is directly connected with the lens, and the diaphragm adjusting mechanism 2 is assembled outside the diaphragm adjusting mechanism 2. The axial adjusting component 8 comprises axial sliding sleeves 81 which correspond to the first adjusting component 4, the second adjusting component 5 and the third adjusting component 6 one by one and are in telescopic connection with each other, adjusting threads 82 surrounding along the circumferential direction and sliding sleeve limiting grooves 83 extending along the axial direction are distributed on the outer side of the axial sliding sleeves 81, the sliding sleeve limiting grooves 83 are connected with sliding sleeve limiting strips 84 in a sliding mode to ensure that the axial sliding sleeves 81 are circumferentially limited, and the adjusting threads 82 on the outer side provide a transmission contact platform. The adjusting threads 82 are respectively in meshed transmission with adjusting studs 85, and the adjusting studs 85 are respectively connected with axial gears 86 and synchronously rotate. An axial driving rod 87 with a central axis parallel to the axial sliding sleeve 81 is arranged on the outer side of the axial sliding sleeve 81, the axial driving rod 87 is in transmission connection with an axial driving motor 88 through a speed change gear set, and the axial driving rod 87 realizes low-speed large-torque transmission; the axial driving rod 87 is rotatably provided with a clutch gear 89 which is in meshing transmission with the axial gear 86, the axial driving rod 87 is circumferentially provided with a transmission block 71 in a limiting sliding manner, one side of the transmission block 71, which is opposite to the axial gear 86, is provided with transmission teeth 72 and an elastic reset piece which are in mutual meshing, and electromagnetic suckers 73 are respectively arranged between the transmission block 71 and the axial gear 86. Each electromagnetic chuck 73 is independently controlled, after the electromagnetic chuck is started, the transmission block 71 is attached to the axial gear 86 and pressed tightly, the axial gear 86 is meshed therewith to realize transmission, and each adjusting stud 85 is driven to synchronously or asynchronously rotate.
As shown in fig. 7, the radial adjusting assembly 9 includes a radial gear 91 rotatably mounted on the outer side of the axial sliding sleeve 81, a radial driving shaft 92 is mounted on the outer side of the axial sliding sleeve 81, a radial driving gear 93 meshed with the radial gear 91 is fixed on the radial driving shaft 92, the radial driving shaft 92 is in transmission connection with a radial driving motor 94, and the radial driving shaft 92 is in sliding connection with a driving frame body 95 fixed on the outer side of the axial sliding sleeve 81 and is connected with an electric push rod 96 therebetween. The electric push rod 96 drives the radial driving shaft 92 to axially slide, and the radial driving motor 94 drives the radial driving shaft 92 to rotate, so that the radial gears 91 are driven one by one.
As can be seen from fig. 8, when the photosensitive module 1 senses the difference between the light inside and the light outside the aperture adjusting mechanism 2, the light supplementing mechanism 3 supplements the light inside the aperture adjusting mechanism 2 accordingly. The light supplementing mechanism 3 comprises a light supplementing cover body 31, and the light supplementing cover body 31 can be selectively installed inside the aperture adjusting mechanism 2 or at a port. The light supplement cover body 31 has a light supplement cavity 32, and an LED lamp bead 33 is installed in the light supplement cavity 32, wherein the light supplement cavity 32 is isolated from the aperture adjusting mechanism 2. The light guide strips 34 circumferentially distributed are arranged on the inner side of the light supplementing cover body 31, uniform illumination is guaranteed by the light guide strips 34, the light guide strips 34 are communicated with the light supplementing cavity 32, and an angle adjusting assembly is arranged between the light guide strips 34 and the light supplementing cover body 31; the angle adjustment assembly comprises an adjustment ring 35 which is slidably connected with the light supplementing cover body 31, an adjustment sheet 36 with a V-shaped cross section is arranged in the middle of the adjustment ring 35 along the circumferential direction, the light guide strips 34 are attached to the adjustment ring 35 and the adjustment sheet 36, an adjustment barrel 37 which is in threaded connection with the adjustment ring 35 is installed in the light supplementing cover body 31 in a rotating mode, and the adjustment barrel 37 is in transmission connection with an adjustment motor 38 through a speed change gear set. When the adjusting cylinder 37 rotates, the adjusting rings 35 move closer to or away from each other, the included angle of the adjusting sheets 36 is adjusted accordingly, and the orientation angle of the light guide strips 34 on the surface is adjusted accordingly.
The method of the intelligent exposure adjusting system in the endoscopic surgery comprises the following steps:
s1: the light sensing module 1 senses the illumination intensity and converts an analog signal into a digital signal to be transmitted to the main control module 11;
s2: the master control module 11 outputs a signal to control the feedback adjusting module 12 to adjust the aperture adjusting mechanism 2 to maintain the exposure stability;
s3: a third adjusting component 6 in the light supplementing adjusting mechanism 3 divides a plurality of light transmitting areas and synchronously adjusts the area of each light transmitting area;
s4: the second adjusting component 5 adjusts the size of the inner aperture to perform primary adjustment on the incident light quantity, and the first adjusting component 4 adjusts the size of the inner aperture to perform further adjustment on the incident light quantity;
s5: the main control module 11 controls the feedback adjusting module 12 to adjust the light supplementing mechanism 3;
s6: the light supplementing mechanism 3 supplements light to the second adjusting component 5 and the third adjusting component 6, and meanwhile, the aperture adjusting mechanism 2 adjusts the relative distance between the first adjusting component 4, the second adjusting component 5 and the third adjusting component 6 until the whole image achieves the best brightness effect.
Example one
The third adjusting component 6 keeps the illumination passage inside the aperture adjusting mechanism 2 in a communicated state, then the second adjusting component 5 adjusts the aperture rapidly to shorten the exposure adjusting time, and then the first adjusting component 4 further adjusts the light transmittance to keep the exposure stable.
Example two
The structure, principle and specific implementation steps of this embodiment are similar to those of the embodiment, except that the distance adjusting assembly 7 in the aperture adjusting mechanism 2 adjusts the relative distances of the first adjusting assembly 4, the second adjusting assembly 5 and the third adjusting assembly 6, and shortens the relative distances to ensure that the distance expression effects are consistent.
EXAMPLE III
The structure, principle and specific implementation steps of this embodiment are similar to those of the second embodiment, except that the light supplementing mechanism 3 in this embodiment selectively adjusts the illumination brightness and the light supplementing angle between the first adjusting component 4 and the second adjusting component 5 or between the second adjusting component 5 and the third adjusting component 6, and is equipped with the inner wall of the aperture adjusting mechanism 2 to obtain the best diffuse reflection effect.
In summary, the principle of the present embodiment is: 1 perception illumination of photosensitive module changes, and when 2 inside exposure of light ring adjustment mechanism were too high, feedback adjustment module 12 control light ring adjustment mechanism 2 adjusted the aperture size meticulously, and many exposures hang down, then by the increase light ring and by light filling mechanism 3 to 2 inside light fillings that carry out of light ring adjustment mechanism.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments, or alternatives may be employed, by those skilled in the art, without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the photosensitive module 1, the main control module 11, the feedback adjustment module 12, the aperture adjustment mechanism 2, the light supplement mechanism 3, the light supplement cover 31, the light supplement cavity 32, the LED lamp bead 33, the light guide bar 34, the adjustment ring 35, the adjustment tab 36, the adjustment cylinder 37, the adjustment motor 38, the first adjustment assembly 4, the first adjustment ring 41, the light shield 42, the adjustment gear 43, the adjustment toothed ring 44, the secondary plate body 45, the second adjustment assembly 5, the second adjustment ring 51, the dimming ring 52, the dimming groove 53, the limit protrusion 54, the dimming bar 55, the limit groove 56, the dimming toothed ring 57, the dimming plate 58, the third adjustment assembly 6, the third adjustment ring 61, the light blocking ring 62, the light blocking shaft 63, the light blocking plate 64, the light blocking gear 65, the light blocking toothed ring 66, the distance adjustment assembly 7, the transmission block 71, the transmission teeth 72, the electromagnetic chuck 73, the axial adjustment assembly 8, the axial sliding sleeve 81, the adjustment screw 82, the limit groove 83, the sliding sleeve 84, the adjustment stud 85, the axial gear 86, the radial adjustment assembly 91, the radial drive rod 96, and the like are more used. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. An intelligent exposure adjusting system in an endoscopic surgery comprises a photosensitive module (1), wherein the photosensitive module (1) is connected with a main control module (11), the main control module (11) is connected with an aperture adjusting mechanism (2) through a feedback adjusting module (12), and the intelligent exposure adjusting system is characterized in that the aperture adjusting mechanism (2) is provided with a light supplementing mechanism (3), and the light supplementing mechanism (3) is connected with the feedback adjusting module (12); the diaphragm adjusting mechanism (2) comprises a first adjusting component (4), a second adjusting component (5) and a third adjusting component (6) which are arranged along the same axis, a distance adjusting component (7) is arranged among the first adjusting component (4), the second adjusting component (5) and the third adjusting component (6), and the light supplementing mechanism (3) is arranged among the first adjusting component (4), the second adjusting component (5) and the third adjusting component (6); the distance adjusting assembly (7) comprises an axial adjusting assembly (8) and a radial adjusting assembly (9), and the axial adjusting assembly (8) and the radial adjusting assembly (9) are respectively provided with a clutch assembly; the axial adjusting assembly (8) comprises axial sliding sleeves (81) which correspond to the first adjusting assembly (4), the second adjusting assembly (5) and the third adjusting assembly (6) in a one-to-one manner and are in telescopic connection with each other, adjusting threads (82) which surround along the circumferential direction and sliding sleeve limiting grooves (83) which extend along the axial direction are distributed on the outer side of the axial sliding sleeve (81), the sliding sleeve limiting grooves (83) are in sliding connection with sliding sleeve limiting strips (84), the adjusting threads (82) are respectively in meshing transmission with adjusting studs (85), the adjusting studs (85) are respectively connected with axial gears (86), an axial driving rod (87) of which the central axis is parallel to the axial sliding sleeve (81) is arranged on the outer side of the axial sliding sleeve (81), and the axial driving rod (87) is in transmission connection with an axial driving motor (88) through a speed change gear set; the clutch gear (89) in meshing transmission with the axial gear (86) is rotatably mounted on the axial driving rod (87), a transmission block (71) is circumferentially and slidably mounted on the axial driving rod (87), mutually meshed transmission teeth (72) and an elastic reset piece are arranged on one side, opposite to the axial gear (86), of the transmission block (71), and electromagnetic suckers (73) are respectively mounted between the transmission block (71) and the axial gear (86); radial adjusting part (9) including rotating radial gear (91) of installing in axial sliding sleeve (81) outside, axial sliding sleeve (81) outside install radial drive axle (92), radial drive axle (92) on be fixed with radial drive gear (93) with radial gear (91) meshing transmission, radial drive axle (92) be connected with radial driving motor (94) transmission, radial drive axle (92) with fix drive frame body (95) sliding connection in axial sliding sleeve (81) outside and between be connected with electric putter (96).
2. The system for intelligently adjusting exposure level in endoscopic surgery as defined in claim 1, wherein the first adjusting assembly (4) comprises a first adjusting ring (41), a plurality of light shielding plates (42) arranged in central symmetry are rotatably mounted on one side of the first adjusting ring (41), an adjusting gear (43) fixedly connected with the light shielding plates (42) is arranged at the rotary connection position of the light shielding plates (42) and the first adjusting ring (41), and the adjusting gear (43) is meshed with the adjusting gear ring (44) for rotation; the adjusting gear ring (44) is in meshing transmission with the distance adjusting assembly (7), and the shading sheets (42) are respectively connected with a plurality of auxiliary sheet bodies (45) in sector structures.
3. The intelligent exposure adjusting system in endoscopic surgery as defined in claim 1, wherein the second adjusting assembly (5) comprises a second adjusting ring (51), a light adjusting ring (52) is rotatably mounted in the second adjusting ring (51) with a light adjusting groove (53) left therebetween, a limiting protrusion (54) symmetrically arranged with respect to the center of the light adjusting ring (52) is fixed on the light adjusting ring (52), a plurality of light adjusting strips (55) symmetrically arranged with respect to the center are rotatably connected to the second adjusting ring (51), and a limiting groove (56) for the limiting protrusion (54) to insert and slide is formed on each light adjusting strip (55); the outer side of the dimming ring (52) is provided with a dimming toothed ring (57), the dimming toothed ring (57) is in meshing transmission with the distance adjusting component (7), and a dimming plate (58) is rotatably connected between adjacent dimming strips (55).
4. An intelligent exposure adjusting system in endoscopic surgery as defined in claim 1, wherein the third adjusting assembly (6) comprises a third adjusting ring (61), a light blocking ring (62) is fixedly installed inside the third adjusting ring (61), light blocking shafts (63) arranged in central symmetry are arranged inside the light blocking ring (62), and light blocking plates (64) are respectively rotatably installed on the light blocking shafts (63); one end of the light blocking plate (64) close to the light blocking ring (62) is provided with a light blocking gear (65), the light blocking gear (65) is in meshing transmission with a light blocking toothed ring (66), and the light blocking toothed ring (66) is in meshing transmission with the distance adjusting assembly (7).
5. The system for intelligently adjusting exposure during endoscopic surgery according to claim 1, wherein the light supplementing mechanism (3) comprises a light supplementing cover body (31), the light supplementing cover body (31) is provided with a light supplementing cavity (32), LED lamp beads (33) are installed in the light supplementing cavity (32), light guide strips (34) circumferentially distributed are arranged on the inner side of the light supplementing cover body (31), the light guide strips (34) are communicated with the light supplementing cavity (32), and an angle adjusting assembly is arranged between the light guide strips (34) and the light supplementing cover body (31); the angle adjustment subassembly include with the light filling cover body (31) sliding connection's alignment ring (35), alignment ring (35) middle part be provided with trimmer (36) that the cross-section is the V font along circumference, leaded light strip (34) laminate on alignment ring (35) and trimmer (36), light filling cover body (31) internal rotation install with alignment ring (35) threaded connection's an adjusting cylinder (37), an adjusting cylinder (37) be connected with adjusting motor (38) transmission through speed gearset.
6. A method for an intelligent exposure level adjustment system in endoscopic surgery according to any of claims 1-5, characterized by the following steps:
s1: the light sensing module (1) senses the illumination intensity and converts an analog signal into a digital signal to be transmitted to the main control module (11);
s2: the master control module (11) controls the feedback adjusting module (12) to adjust the diaphragm adjusting mechanism (2);
s3: a third adjusting assembly (6) in the adjusting and light supplementing mechanism (3) divides a plurality of light transmission areas and synchronously adjusts the area of each light transmission area;
s4: the second adjusting component (5) adjusts the size of the inner aperture to perform primary adjustment on the incident light quantity, and the first adjusting component (4) adjusts the size of the inner aperture to perform further adjustment on the incident light quantity;
s5: the main control module (11) controls the feedback adjusting module (12) to adjust the light supplementing mechanism (3);
s6: the light supplementing mechanism (3) supplements light to the second adjusting component (5) and the third adjusting component (6), and meanwhile, the diaphragm adjusting mechanism (2) adjusts the relative distances between the first adjusting component (4), the second adjusting component (5) and the third adjusting component (6) until the whole image achieves the best brightness effect.
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| CN100552524C (en) * | 2006-07-17 | 2009-10-21 | 亚洲光学股份有限公司 | Can switch the multistage combined type diaphragm shutter device of shutter fast |
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| CN204031300U (en) * | 2014-08-19 | 2014-12-17 | 深圳市热活力科技有限公司 | Sports tournament specialized high-speed video camera and aperture adjustment structure thereof |
| CN112822347B (en) * | 2019-11-18 | 2022-12-20 | 宁波舜宇光电信息有限公司 | Periscopic integrated optical module, camera device, mobile terminal and adaptive aperture adjusting method and device |
| CN211448299U (en) * | 2019-11-27 | 2020-09-08 | 定西北玻玻璃科技有限公司 | Window with shading function |
| CN113014748A (en) * | 2019-12-19 | 2021-06-22 | 深圳瑞为智能科技有限公司 | Camera infrared lamp dynamic light supplementing system and method |
| CN111050043B (en) * | 2019-12-23 | 2021-06-04 | 维沃移动通信（杭州）有限公司 | Camera module and electronic equipment |
| WO2022135081A1 (en) * | 2020-12-23 | 2022-06-30 | 宁波舜宇光电信息有限公司 | Variable aperture apparatus and camera module and electronic device |
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| CN207734148U (en) * | 2017-05-12 | 2018-08-17 | 重庆金山医疗器械有限公司 | Fujinon electronic video endoscope light source optical path light modulating device |
| WO2020042887A1 (en) * | 2018-08-31 | 2020-03-05 | 微创（上海）医疗机器人有限公司 | Electronic endoscope and electronic endoscope system |
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