CN116115176A

CN116115176A - Internal detection device capable of being expanded

Info

Publication number: CN116115176A
Application number: CN202211569311.0A
Authority: CN
Inventors: 邹任玲; 管睿; 谷雪莲; 胡秀枋
Original assignee: University of Shanghai for Science and Technology
Current assignee: University of Shanghai for Science and Technology
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16

Abstract

The invention relates to an internal detection device capable of being expanded, which comprises an expandable expansion device and an internal detection device; the expandable expansion device comprises a flexible pipe sleeve and a rigid support plate, wherein the flexible pipe sleeve comprises an outer expansion pipe sleeve and expansion films arranged outside the outer expansion pipe sleeve, the outer expansion pipe sleeve is sleeved on the outer sides of all the rigid support plates, the rigid support plate expands the outer expansion pipe sleeves, the rigid support plate is connected to the handle, when water is introduced into a space between the outer expansion pipe sleeve and the expansion films to expand the expansion films, a water spraying catheter is arranged between the outer expansion pipe sleeve and the rigid support plate, and the expansion part to be expanded in the body or the in-vivo detection device can be cleaned and disinfected; the in vivo probe device is in use positioned between rigid support plates. The internal detection device capable of being expanded does not damage the part to be expanded, has a cleaning function, and can be detached.

Description

Internal detection device capable of being expanded

Technical Field

The invention belongs to the technical field of medical diagnosis equipment, and particularly relates to an in-vivo detection device capable of being opened and expanded.

Background

The vaginal speculum is a relatively common device in the current medical clinical gynecological examination, is mainly used for checking whether abnormal lesions exist in female genitalia vulva, vagina and cervix, and can effectively improve the accuracy of medical examination work.

The prior operation mode during gynecological clinical examination and treatment basically comprises that the vagina is mechanically propped up by a rigid material, and then the interior is observed by an endoscope, but the vagina is propped up by the rigid material, so that a patient can feel very uncomfortable, even the patient can be damaged, folds exist on the inner wall of the vagina, and the folds cannot be propped up by the traditional spreader, so that the doctor can not observe the folds conveniently; in addition, in the case of inflammation in some patients, it is necessary to clean and disinfect the vagina, and the existing distractor has no irrigation function.

Chinese patent CN114795097a discloses a vagina self-checking type duckbill pliers system, which comprises an image acquisition unit, a duckbill pliers and a remote communication unit, wherein the front part of the duckbill pliers is arranged at the front part of a system body, the rear end of the duckbill pliers is connected with a duckbill pliers driving and opening mechanism installed in the system body, the image acquisition unit is installed between two blades of the duckbill pliers at the front end of the system body, the image acquisition unit and the duckbill pliers driving and opening mechanism are respectively connected with a control board installed in the inside of the system body, the control board is connected with a switch and a power supply, and the remote communication unit is connected through a wireless network. The utility model discloses a control system of a vaginal or cervical device, which is characterized in that the control system of a key and a core board is used for adjusting the closing and opening state of the duckbill by utilizing the control system of the key and the core board and motor drive, and the control system is combined with a mobile phone APP to remotely communicate with a professional doctor, thereby realizing that gynecological examination can be independently completed at home. However, the patent has a relatively simple structure, the duckbill pliers are still of a traditional mechanical opening structure, and the problems of the traditional opening device exist.

Disclosure of Invention

The invention provides an in-vivo detection device capable of expanding, which aims to solve the problems that the existing mechanical expanding type structure for vaginal examination is easy to damage, does not have a cleaning function and the like.

The aim of the invention can be achieved by the following technical scheme:

the invention provides an internal detection device capable of being expanded, which comprises an expandable expansion device and an internal detection device;

the expandable expansion device comprises a flexible pipe sleeve and a rigid support plate, wherein the flexible pipe sleeve comprises an outer expansion pipe sleeve and an expansion film arranged outside the outer expansion pipe sleeve, the outer expansion pipe sleeve is of a flexible structure and is compressible, the rigid support plates are four, the outer expansion pipe sleeve is sleeved on the outer sides of all the rigid support plates, the rigid support plates prop open the outer expansion pipe sleeves, the rigid support plates are connected to a handle, a space which can contain liquid is formed between the outer expansion pipe sleeves and the expansion film, the outer expansion pipe sleeves are connected with an outer liquid inlet pipe of the flexible pipe sleeve through an outer liquid inlet of the flexible pipe sleeve, and when a certain amount of normal saline or water is introduced into the space between the outer expansion pipe sleeves and the expansion film of the flexible pipe sleeve, the expansion film can be expanded.

A water spraying pipe and an annular shunt pipe are arranged between the outer expansion pipe sleeve and the rigid supporting plate, the annular shunt pipe is communicated with the water spraying pipe, the annular shunt pipe is connected with a water spraying pipe liquid inlet pipe through a water spraying pipe liquid inlet, water spraying ports are respectively arranged at the front end and the inner wall of the water spraying pipe, the water spraying pipe liquid inlet pipe is used for introducing a certain amount of physiological saline, and the expansion part to be expanded in the body is cleaned and disinfected through the water spraying pipe liquid inlet, the annular shunt pipe, the water spraying pipe and the water spraying ports in sequence, and the in-vivo detection device which can be placed in the rigid supporting plate can also be cleaned and disinfected;

the in vivo probe device is located between rigid support plates in use.

In some embodiments of the present invention, the rigid support plates are connected to a rotating link rod spreader mechanism that is used to vary the distance between the rigid support plates to achieve the effect of spreading or shrinking the inner diameter of the outer expansion sleeve.

In some embodiments of the present invention, the rotating link expanding mechanism comprises a U-shaped slider, a link, a first driving wheel, a timing belt, a rotating disc, a moving sleeve, a rotating sleeve, a second driving wheel; the rear end of the rigid supporting plate is connected with the front end of the U-shaped sliding block, the U-shaped sliding blocks are all installed in a sliding groove of the fixing plate, the rear end of the U-shaped sliding block is connected with one end of a connecting rod through a second bearing, the other end of the connecting rod is connected with a moving sleeve through a first bearing, the moving sleeve is connected with a rotating sleeve through threads, a rotating disc is fixed at the rear end of the rotating sleeve, the rotating disc is driven by a first rotating shaft through a gear, a first driving wheel is fixed at the front end of the first rotating shaft, a first limiting block is fixed at the front end of the first driving wheel, the first driving wheel is connected with a synchronous belt in a driving way, the lower end of the synchronous belt is connected with a second driving wheel in a driving way, a second limiting block is fixed at the front end of the second driving wheel, the second driving wheel is connected with a second rotating shaft, the second rotating shaft is connected with a knob, and the knob is arranged on a handle; the fixed plate is connected to the handle.

During the use, accessible adjust knob drives second pivot and second drive wheel and rotates, second drive wheel passes through synchronous belt transmission with first drive wheel and is connected, the second drive wheel is rotatory to drive first pivot rotatory, first pivot passes through gear drive with the rotary disk, rotary disk fixed connection is at rotary sleeve rear end, rotary sleeve surface is equipped with the screw thread, rotary sleeve is threaded connection with the removal sleeve, simultaneously remove sleeve and fixed disk and pass through bearing swing joint, consequently at rotary disk pivoted in-process removal sleeve will carry out longitudinal movement along rotary sleeve, remove sleeve all around and pass through bearing and connecting rod swing joint, connecting rod upper end passes through bearing and U type slider lower extreme swing joint. During the moving process of the moving sleeve, the angles of the four connecting rods are changed, so that the U-shaped sliding block is driven to slide along the sliding groove, the rigid supporting plate is fixedly connected to the upper end of the U-shaped sliding block, and the change of the distance between the rigid supporting plates can be realized along with the sliding of the U-shaped sliding block, so that the effect of expanding or shrinking the inner diameter of the outer expansion pipe sleeve is achieved.

The outer layer liquid inlet of the flexible pipe sleeve and the liquid inlet of the water spraying guide pipe are both arranged on the fixed plate.

In some embodiments of the invention, the expansion film with better ductility can be adopted to expand outwards after water injection so as to expand the expansion part to be expanded in the body, and the expansion film is designed into a structure with thicker ends and thinner middle, so that the expansion film is changed into a rugby shape from an initial cylinder shape after physiological saline is injected, thereby reducing the pressure on the expansion part to be expanded in the body and relieving the uncomfortable feeling of a patient. The expansion film expands outwards and simultaneously uniformly generates pressure on the contact surface of the inner wall of the expansion part to be expanded in the body, and the observation surface is well flattened, so that the expansion part to be expanded in the body is prevented from being damaged, and the observation is convenient.

In some embodiments of the present invention, a pressure sensor is disposed at the liquid inlet of the outer layer of the flexible pipe sleeve, and the pressure sensor is disposed on the fixed plate, and is used for monitoring pressure and connected with an external control device.

In some embodiments of the present invention, the water spraying pipes are four, and are uniformly distributed along the circumferential direction.

In some embodiments of the present invention, the water spraying pipes have a plurality of water spraying ports, preferably, 4 water spraying ports are arranged at the front end, and 4 water spraying ports are arranged at the inner wall, and the total number of the water spraying ports is 8.

In some embodiments of the present invention, the liquid introduced into the space between the outer expansion pipe sleeve and the expansion film by the outer liquid inlet pipe of the flexible pipe sleeve can be other safe liquid besides physiological saline or water, so that the expansion film is expanded by filling the liquid.

In some embodiments of the invention, the liquid introduced by the liquid inlet pipe of the water spraying catheter can be added with medicines besides normal saline, so that the disinfection of the part to be expanded in the body with inflammation can be realized, and the infection is avoided.

In some embodiments of the invention, the outer liquid inlet pipe of the flexible pipe sleeve and the liquid inlet pipe of the water spraying pipe are simultaneously connected with a two-way electronic valve, the two-way electronic valve is connected with the main liquid inlet pipe, the two-way electronic valve is connected with a switch, and the two-way electronic valve is controlled by the switch so as to control one of the outer liquid inlet pipe of the flexible pipe sleeve or the liquid inlet pipe of the water spraying pipe to be opened, so that liquid is fed into different liquid inlet pipes, and the functions of expanding and cleaning and sterilizing are achieved.

In some embodiments of the present invention, the total liquid inlet pipe is connected to an external liquid inlet device, and the external liquid inlet device may include a constant temperature water tank, a stepper motor for delivering liquid and a hydraulic pump, and a temperature control device for controlling the temperature of the constant temperature water tank may be further provided.

In some embodiments of the invention, the total feed line is also connected to an external waste tank for recycling the used waste.

In some embodiments of the invention, the switch is disposed on a handle, and the in-vivo detection device is coupled to the handle.

In some embodiments of the invention, the in-vivo detection device is a detachable endoscope, and comprises a connecting disc, an endoscope main body, a limiter and a data wire, wherein the connecting disc is connected to a handle, the rear end of the endoscope main body is connected with the limiter, the limiter is connected with the rear end of the connecting disc, the endoscope main body stretches into a rigid supporting plate, and the endoscope main body can be moved within a certain range by adjusting the limiter so as to meet the clinical examination requirement of a doctor.

The endoscope body may be connected to an external image processing apparatus through a data line.

When the endoscope is used, the endoscope main body can enter the body through the handle and the expandable expansion device, and after the examination is finished, the connecting disc and the handle can be rotationally detached, so that the carrying and the storage of each part are convenient.

In some embodiments of the present invention, a cable channel is disposed inside the endoscope body, a miniature camera is disposed at a top end of the cable channel, a protective lens is wrapped around an outside of the miniature camera, and the miniature camera is connected with an external image processing device through a transmission cable.

In some embodiments of the present invention, the output end surface of the endoscope main body is symmetrically provided with LED lamp groups at the edge position, the endoscope main body is further provided with a power line channel in a penetrating manner, a power line is arranged in the power line channel, and the LED lamp groups are connected with an external image processing device through the power line.

In some embodiments of the invention, the transmission cable and the power line are integrated within the data line.

In some embodiments of the invention, the handle rear end cover body is provided with an annular clamping groove, the connecting disc is provided with 4 connecting buckles, and the connecting buckles are rotatably connected with the handle rear end annular clamping groove to form a detachable structure.

The working principle of the internal detection device capable of being expanded is as follows:

the handle is held to insert the expandable expansion device into the expansion part to be expanded of a patient, the expansion part to be expanded can be, for example, a vagina, the control switch selects to inject physiological saline into the outer expansion pipe sleeve, so that the expansion part to be expanded is expanded, the liquid injection amount and the liquid injection time are set through the key control panel, the expansion degree of the outer expansion pipe sleeve can be controlled according to the pressure numerical feedback of the display through the pressure sensor of the liquid inlet, and the safety of the patient is ensured. Then, link to each other rear end endoscope connection pad and handle, but get into the internal with detachable endoscope through handle and expansion device that struts, but expansion film that expansion device was struts this moment has been expanded, but the inlayer space is still less, through the knob on the adjustment handle for remove the sleeve and upwards remove along rotatory sleeve, the angle between four connecting rods and the rotatory sleeve grow, thereby drive U type slider and slide to the fixed plate outside along the spout, can realize the grow of distance between the rigid support board along with the slip of U type slider, thereby reach the effect of opening outer expansion pipe box internal diameter. The four rigid support plates prop open the inner diameter of the outer expansion pipe sleeve, so that the movable space of the detachable endoscope is increased, the visual field is enlarged, and the operation of doctors is facilitated. Because the rigid supporting plate is not in direct contact with a human body, discomfort of a patient is reduced to a certain extent, and subjective feeling of the patient can be inquired in the process that the rigid supporting plate supports the inner diameter of the outer expansion pipe sleeve, so that the support degree is adjusted, and the safety of the patient is ensured.

The endoscope main body can be moved by adjusting the limiter, so that the focus part can be observed better.

In the inspection process, if the lens has stains, the lens is stretched near the front end of the guide pipe, physiological saline is injected into the annular shunt pipe and the inner layer water spraying guide pipe through the switch, and finally the physiological saline is sprayed out through the front end of the water spraying guide pipe and the inner side water spraying port, and the endoscope lens is cleaned, so that the image is ensured to be clear, and the diagnosis recognition rate is improved.

In the inspection process, when cleaning and disinfection are needed, normal saline is injected into the inner layer water spraying conduit through the switch, liquid medicine can be added into the normal saline according to the needs, the annular shunt pipe and the inner layer water spraying conduit are used for spraying, and finally the front end and the inner water spraying port of the water spraying conduit are used for spraying, so that the disinfecting of the expanding part with inflammation to be opened is facilitated, the cleaning and disinfection of the endoscope lens are carried out, cross infection is avoided, and the safety of a patient is further improved.

Compared with the prior art, the technical scheme of the invention has the beneficial effects that:

according to the internal detection device capable of being expanded, physiological saline can be injected through the expandable expansion device, so that the expansion part to be expanded can be expanded, the uncomfortable feeling of a patient can be reduced through the flexible annular expansion structure, the inner wall of the expansion part to be expanded is attached to enable the detection surface to be flat, and clinical observation is facilitated.

According to the invention, the flexible pipe sleeve is divided into the expanding part and the water spraying part through the annular shunt pipe and the two-way electronic valve, so that the lens and the expanding part to be expanded can be conveniently cleaned and disinfected. The inner diameter of the outer expansion pipe sleeve is expanded through the supporting plate, so that the moving range of the endoscope is enlarged, the observation field of view of the lens is increased, and more comprehensive observation is facilitated.

The buckle through the connection pad is rotationally connected with the handle and disassembled, so that each part can be conveniently carried and stored.

The internal detection device capable of being expanded does not damage the part to be expanded, has a cleaning function, and can be detached.

Drawings

FIG. 1 is a schematic diagram showing the structure of an internal body probe device capable of being opened and expanded according to embodiment 1 of the present invention;

FIG. 2 is a schematic cross-sectional view of the internal body probe device of the embodiment 1 of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;

FIG. 4 is a schematic perspective view of a rotary link distracting mechanism;

FIG. 5 is a schematic side view of a rotary link distracting mechanism;

fig. 6 is an enlarged schematic view of the structure of fig. 5 at B, C;

FIG. 7 is a schematic rear view of the handle;

FIG. 8 is a side view of the internal structure of the handle;

FIG. 9 is a schematic view of a detachable endoscope;

fig. 10 is an enlarged schematic view of the structure at D in fig. 9;

FIG. 11 is a schematic perspective view of a colposcopic detection device provided in embodiment 2 of the present invention;

fig. 12 is a schematic structural view of an image processing device in the colposcopic detection apparatus provided in the embodiment 2 of the present invention;

fig. 13 is a schematic view of a control device in the colposcopic detection apparatus provided in embodiment 2 of the present invention.

The reference numerals in the figures indicate: 1 a distraction expansion device, 2 a handle, 3 a detachable endoscope, 4 a switch, 5 a knob, 6 a total liquid inlet pipe, 7 an outer expansion pipe sleeve, 8 an expansion film, 9 a water spraying pipe, 10 an annular shunt pipe, 11 a rigid support plate, 12 a water spraying port, 13 a flexible pipe sleeve outer liquid inlet port, 14 a water spraying pipe liquid inlet port, 15 a U-shaped slide block, 16 a first driving wheel, 17 a fixed plate, 18 a slide groove, 19 a data wire, 20 a second rotating shaft, 21 a synchronous belt, 22 a first rotating shaft, 23 a rotating shaft sleeve, 24 a connecting rod, 25 a rotating disk, 26 a moving sleeve, 27 a first bearing, 28 a rotating sleeve, 29 a second bearing, 30 a second limiting block, 31 a first limiting block, 32 an annular clamping groove, 33 a connecting buckle the device comprises a flexible pipe sleeve outer layer liquid inlet pipe 34, a water spraying pipe liquid inlet pipe 35, a double-pass electronic valve 36, a second driving wheel 37, a pressure sensor 38, a display screen 39, a processor 40, an operating platform 41, an electric push rod 42, a movable bracket 43, a universal wheel 44, a power supply 45, a display 46, a keying panel 47, a general control circuit 48, a constant temperature water tank 49, a hydraulic pump 50, a stepping motor 51, a suction pipe 52, a waste liquid tank 53, an endoscope main body 54, a limiter 55, a connecting disc 56, a miniature camera 57, a Light Emitting Diode (LED) lamp group 58, a power line 59, a transmission cable 60, a cable channel 61, a power line channel 62, an electronic relay 63, a U-shaped electric heating tube 64 and a constant temperature controller 65.

Detailed Description

The invention will now be described in detail with reference to the drawings and specific examples. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; the device can be mechanically connected, electrically connected, physically connected or wirelessly connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.

Example 1

Referring to fig. 1-3, the present embodiment provides an expandable in-vivo probe device, which includes an expandable stent 1 and an in-vivo probe device; the expandable expansion device 1 comprises a flexible pipe sleeve and a rigid support plate 11, the flexible pipe sleeve comprises an outer expansion pipe sleeve 7 and an expansion film 8 arranged outside the outer expansion pipe sleeve 7, the outer expansion pipe sleeve 7 is of a flexible structure and compressible, the rigid support plates 11 are arranged in four, the outer expansion pipe sleeve 7 is sleeved outside all the rigid support plates 11, the rigid support plates 11 prop up the outer expansion pipe sleeve 7, the rigid support plates 11 are connected on the handle 2, a space capable of containing liquid is formed between the outer expansion pipe sleeve 7 and the expansion film 8, the outer expansion pipe sleeve 7 is connected with a flexible pipe sleeve outer liquid inlet pipe 34 through a flexible pipe sleeve outer liquid inlet 13, when a certain amount of physiological saline or water is introduced into the space between the outer expansion pipe sleeve 7 and the expansion film 8 by the outer liquid inlet pipe 34 of the flexible pipe sleeve to expand the expansion film 8, a water spraying pipe 9 and an annular shunt pipe 10 are arranged between the outer expansion pipe sleeve 7 and the rigid supporting plate 11, the annular shunt pipe 10 is communicated with the water spraying pipe 9, the annular shunt pipe 10 is connected with a water spraying pipe liquid inlet pipe 35 through a water spraying pipe liquid inlet 14, the front end and the inner wall of the water spraying pipe 9 are respectively provided with a water spraying port 12, the water spraying pipe liquid inlet pipe 35 is used for introducing a certain amount of physiological saline, and the expansion part to be expanded in the body can be cleaned and disinfected by the water spraying pipe liquid inlet 14, the annular shunt pipe 10, the water spraying pipe 9 and the water spraying ports 12 in sequence, and an in-vivo detection device which can be placed in the rigid supporting plate 11 can be cleaned and disinfected; the in-vivo probe device is in use located between rigid support plates 11.

With further reference to fig. 4, 5 and 6, in this embodiment, the rigid support plates 11 are connected to a rotating link rod opening mechanism, and the rotating link rod opening mechanism is used to change the distance between the rigid support plates 11, so as to achieve the effect of opening or reducing the inner diameter of the outer expansion pipe sleeve 7. The rotary connecting rod expanding mechanism comprises a U-shaped sliding block 15, a connecting rod 24, a first driving wheel 16, a synchronous belt 21, a rotary disk 25, a movable sleeve 26, a rotary sleeve 28 and a second driving wheel 37; the rear end of the rigid supporting plate 11 is connected with the front end of the U-shaped sliding block 15, the U-shaped sliding blocks 15 are all installed in the sliding grooves 18 of the fixed plate 17, the rear end of the U-shaped sliding block 15 is connected with one end of a connecting rod 24 through a second bearing 29, the other end of the connecting rod 24 is connected with a movable sleeve 26 through a first bearing 27, the movable sleeve 26 is connected with a rotary sleeve 28 through threads, a rotary disk 25 is fixed at the rear end of the rotary sleeve 28, the rotary disk 25 and a first rotary shaft 22 are driven through gears, a first driving wheel 16 is fixed at the front end of the first rotary shaft 22, a first limiting block 31 is fixed at the front end of the first driving wheel 16, the first driving wheel 16 is in driving connection with a synchronous belt 21, the lower end of the synchronous belt 21 is in driving connection with a second driving wheel 37, the front end of the second driving wheel 37 is fixed with a second limiting block 30, the second driving wheel 37 is connected with a second rotary shaft 20, the second rotary shaft 20 is connected with a knob 5, and the knob 5 is arranged on the handle 2; the fixed plate 17 is connected to the handle 2.

When the rotary type rotary table is used, the second rotating shaft 20 and the second driving wheel 37 are driven to rotate through the adjusting knob 5, the second driving wheel 37 is in transmission connection with the first driving wheel 16 through the synchronous belt 21, the second driving wheel 37 rotates to drive the first rotating shaft 22 to rotate, the first rotating shaft 22 and the rotary table 25 are in gear transmission, the rotary table 25 is fixedly connected to the rear end of the rotary table 28, threads are attached to the surface of the rotary table 28, the rotary table 28 is in threaded connection with the movable table 26, and meanwhile the movable table 26 is movably connected with the fixed table 17 through the bearings, so that the movable table 26 moves longitudinally along the rotary table 28 in the rotating process of the rotary table 25, the periphery of the movable table 26 is movably connected with the connecting rod 24 through the bearings 27, and the upper end of the connecting rod 24 is movably connected with the lower end of the U-shaped sliding block 15 through the bearings 29. During the movement of the moving sleeve 26, the angles of the four connecting rods 24 will change, so as to drive the U-shaped slide block 15 to slide along the sliding groove 18, the rigid support plate 11 is fixedly connected to the upper end of the U-shaped slide block 15, and the distance between the rigid support plates 11 can be changed along with the sliding of the U-shaped slide block 15, so that the effect of expanding or shrinking the inner diameter of the outer expansion pipe sleeve 7 is achieved.

With further reference to fig. 4, in this embodiment, the outer liquid inlet 13 of the flexible pipe sleeve and the liquid inlet 14 of the water spraying pipe are both disposed on the fixing plate 17.

In this embodiment, the expansion membrane 8 with better ductility can be adopted to expand to the outside after water injection, so that the expansion membrane can expand the expansion part to be expanded in the body when in use, and the expansion membrane 8 is designed into a structure with thicker ends and thinner middle, so that the expansion membrane is changed into a rugby shape from an initial cylinder-like shape after physiological saline is injected, thereby reducing the pressure on the expansion part to be expanded in the body and relieving the uncomfortable feeling of a patient. The expansion film 8 expands outwards and simultaneously uniformly generates pressure on the contact surface of the inner wall of the expansion part to be expanded in the body, and well enables the observation surface to be flat, thereby avoiding damaging the expansion part to be expanded in the body and facilitating observation.

In this embodiment, a pressure sensor 38 is disposed at the liquid inlet 13 of the outer layer of the flexible pipe sleeve, the pressure sensor 38 is disposed on the fixed plate 17, and the pressure sensor 38 is used for monitoring pressure and is connected with an external control device.

In this embodiment, four water spraying pipes 9 are provided and are uniformly distributed along the circumferential direction.

In this embodiment, 4 water spraying ports 12 on the water spraying pipe 9 are provided at the front end, 4 water spraying ports are provided at the inner wall, and 8 water spraying ports are provided.

In this embodiment, the liquid introduced into the space between the outer expansion pipe sleeve 7 and the expansion membrane 8 by the liquid inlet pipe 34 at the outer layer of the flexible pipe sleeve may be other safe liquid besides physiological saline or water, so as to expand the expansion membrane 8 by filling the liquid.

In this embodiment, the liquid introduced by the liquid inlet tube 35 of the water spraying catheter can be added with a drug besides normal saline, so that the expansion part to be opened in the body with inflammation can be disinfected, and infection is avoided.

With further reference to fig. 8, in this embodiment, the outer liquid inlet pipe 34 of the flexible pipe sleeve and the liquid inlet pipe 35 of the water spraying pipe are connected with a two-way electronic valve 36 at the same time, the two-way electronic valve 36 is connected with the total liquid inlet pipe 6, the two-way electronic valve 36 is connected with the switch 4, and the two-way electronic valve 36 is controlled by the switch 4, so that one of the outer liquid inlet pipe 34 of the flexible pipe sleeve or the liquid inlet pipe 35 of the water spraying pipe is controlled to be opened, so as to realize liquid inlet to different liquid inlet pipes, thereby achieving the functions of expanding and cleaning and sterilizing.

In this embodiment, the total liquid inlet pipe 6 is connected to an external liquid inlet device, and the external liquid inlet device may include a constant temperature water tank, a stepper motor for delivering liquid, and a hydraulic pump, and may further include a temperature control device for controlling the temperature of the constant temperature water tank.

In this embodiment, the total liquid inlet pipe 6 is further connected to an external waste liquid tank, for recovering the used waste liquid.

In this embodiment, the switch 4 is disposed on the handle 2, and the in-vivo detecting device is connected to the handle 2.

With further reference to fig. 9 and 10, in this embodiment, the in-vivo detection device is a detachable endoscope 3, and includes a connection pad 56, an endoscope main body 54, a limiter 55 and a data line 19, where the connection pad 56 is connected to the handle 2, the rear end of the endoscope main body 54 is connected to the limiter 55, the limiter 55 is connected to the rear end of the connection pad 56, the endoscope main body 54 extends into the rigid support plate 11, and the endoscope main body 54 can be moved within a certain range by adjusting the limiter 55 to match with the clinical examination requirement of a doctor, and the endoscope main body 54 can be connected to an external image processing device through the data line 19. When in use, the endoscope main body 54 can enter the body through the handle 2 and the expandable expansion device 1, and after the examination is finished, the connecting disc 56 and the handle 2 can be rotationally disassembled, so that the carrying and the storage of each part are convenient.

The inside of the endoscope main body 54 is provided with a cable channel 61 in a penetrating way, the top end of the cable channel 61 is provided with a miniature camera 57, the outside of the miniature camera 57 is wrapped and sleeved with a protective lens 56, and the miniature camera 57 is connected with an external image processing device through a transmission cable 60. The output end face of the endoscope main body 54 is symmetrically provided with LED lamp groups 58 at the edge position, the endoscope main body 54 is also provided with a power line channel 62 in a penetrating way, a power line 59 is arranged in the power line channel 62, and the LED lamp groups 58 are connected with an external image processing device through the power line 59.

In this embodiment, the transmission cable 60 and the power line 59 are integrated into the data line 19.

With further reference to fig. 7, in this embodiment, the rear end cover body of the handle 2 is provided with an annular clamping groove 32, the connecting disc 56 is provided with 4 connecting buckles 33, and the connecting buckles 33 are rotatably connected with the annular clamping groove 32 at the rear end of the handle 2 to form a detachable structure.

holding the handle 2 to insert the expandable expansion device 1 into the expansion part to be expanded of the patient, wherein the expansion part to be expanded can be a vagina, for example, the control switch 4 selects to inject physiological saline into the outer expansion pipe sleeve 7 to expand the expansion part to be expanded, the liquid injection amount and the liquid injection time are set through the key control panel 47, the expansion degree of the outer expansion pipe sleeve 7 can be controlled according to the pressure value feedback of the display 46 through the pressure sensor 38 of the liquid inlet, and the safety of the patient is ensured. Then, link to each other rear end endoscope connection pad 56 with handle 2, but get into the internal with detachable endoscope 3 through handle 2 and expansion device 1 that can strut at this moment, but expansion film 8 that expansion device 1 was expanded, but the inlayer space is still less, through knob 5 on adjustment handle 2, make the removal sleeve 26 upwards move along rotating sleeve 28, the angle between four connecting rods 24 and the rotating sleeve 28 grow, thereby drive U type slider 15 along spout 18 to the outside of fixed plate 17 slide, can realize the grow of distance between the rigid support plate 11 along with the slip of U type slider 15, thereby reach the effect of strutting the external expansion pipe box 7 internal diameter. The four rigid support plates 11 prop open the inner diameter of the outer expansion pipe sleeve 7, so that the movable space of the detachable endoscope 3 is increased, the visual field is enlarged, and the operation of doctors is facilitated. Because the rigid supporting plate 11 is not in direct contact with a human body, discomfort of a patient is reduced to a certain extent, and subjective feeling of the patient can be inquired in the process that the rigid expanding plate 11 expands the inner diameter of the outer expanding sleeve 7, so that the expanding degree is adjusted, and the safety of the patient is ensured.

The endoscope body 54 can be moved by adjusting the stopper 55 to better observe the lesion.

In the inspection process, if the lens has stains, the lens is stretched near the front end of the guide pipe, physiological saline is selectively injected into the annular shunt pipe 10 and the inner layer water spraying guide pipe 9 through the switch 4, and finally sprayed out through the front end of the water spraying guide pipe and the inner side water spraying port 12, and the endoscope lens is cleaned, so that the image is clear, and the diagnosis recognition rate is improved.

In the inspection process, when cleaning and disinfection are needed, normal saline is injected into the inner layer water spraying conduit 9 through the switch 4, liquid medicine can be added into the normal saline according to the needs, the annular shunt 10 and the inner layer water spraying conduit 9 are used for spraying out, and finally the front end and the inner side water spraying port 12 of the water spraying conduit are used for conveniently disinfecting the expanding part to be opened with inflammation, cleaning and disinfecting the endoscope lens, cross infection is avoided, and safety of a patient is further improved.

Example 2

Referring to fig. 11, the present embodiment provides a colposcopic detection device comprising three parts: the internal body probe device, the image processing device, and the control device described in example 1 are respectively used. The image processing device is connected with the internal detection device which can be spread and expanded through the data line 19, the internal detection device which can be spread and expanded is connected with the control device through the main water inlet pipe 6, and the image processing device is connected with the control device through the control line 54.

In this embodiment, the part to be distracted and dilated in the body is referred to as the vagina.

Referring to fig. 12, in this embodiment, the image processing apparatus includes a movable bracket 43, a processor 40 and a display 39, a universal wheel 44 is fixed under the base of the movable bracket 43, a vertical electric push rod 42 is installed above the base, an operation table 41 is fixed above the electric push rod 42, the display 39 is placed on the operation table 41, and the heights of the display 39 and the operation table 41 can be adjusted by adjusting the electric push rod 42 according to clinical needs of doctors. The processor 40 is provided with an image processing software system, and the image processing software system can adopt an existing system, and mainly performs image preprocessing operations such as image noise reduction, super-resolution improvement, sample number enhancement and the like on image data transmitted by an endoscope line; automatic classification labeling of images; comprises segmentation of cervical parts and lesion areas; diagnosis and prediction of cervical cancer pre-lesion, lesion positioning, and the like. The processing methods of the image processing software system are all known in the art.

Referring to fig. 13, in this embodiment, the control device is powered by a power source 45, and a master control circuit 48 sets a stepper motor 51 to rotate forward to drive a hydraulic pump 50, and physiological saline is delivered from a constant temperature water tank 49 to a master liquid inlet pipe 6, so that the temperature of liquid entering a flexible pipe sleeve is suitable, and the liquid cannot stimulate a human body to cause damage; the constant temperature water tank 49 automatically adjusts the U-shaped electric heating tube 64 through the electronic relay 63, and the temperature value of the constant temperature water tank 49 is detected through the constant temperature controller 65; when the temperature of the constant temperature water tank 49 is lower than the set value of 37 ℃ due to the outward diffusion of heat and the like, the electronic relay 63 forces the U-shaped electric heating tube 64 to work, and when the temperature of the constant temperature water tank 49 reaches the set temperature of 38 ℃ again, the heating is automatically stopped. After the inspection is completed, the master control circuit 48 sets the stepping motor 51 to reverse and suck the liquid in the outer expansion pipe sleeve 7 into the waste liquid tank 53. The display 46 displays the value of the feedback pressure sensor 38, and alarms and stops all operations in time when the pressure exceeds the standard. The key panel 47 sets the liquid injection amount and the liquid injection time, and the expansion degree of the outer expansion sleeve 7 and the liquid conveying and guiding process are controlled by the key panel 47. The control device is connected to the processor 40 via control line 54 and can also send instructions to control the general control circuit 48 via the processor 40.

The colposcope check out test set that this embodiment provided theory of operation does:

firstly, the handle 2 is held to insert the expandable expansion device 1 into the vagina of a patient, the control switch 4 is used for selectively injecting physiological saline into the outer expansion pipe sleeve 7 to expand and expand the vagina, the liquid injection amount and the liquid injection time are set through the key control panel 47, the expansion degree of the outer expansion pipe sleeve 7 can be controlled according to the pressure numerical feedback of the display 46 through the pressure sensor 38 of the liquid inlet, and the safety of the patient is ensured. Then, link to each other rear end endoscope connection pad 56 with handle 2, but get into the internal with detachable endoscope 3 through handle 2 and expansion device 1 that can strut at this moment, but expansion film 8 that expansion device 1 was expanded, but the inlayer space is still less, through knob 5 on adjustment handle 2, make the removal sleeve 26 upwards move along rotating sleeve 28, the angle between four connecting rods 24 and the rotating sleeve 28 grow, thereby drive U type slider 15 along spout 18 to the outside of fixed plate 17 slide, can realize the grow of distance between the rigid support plate 11 along with the slip of U type slider 15, thereby reach the effect of strutting the external expansion pipe box 7 internal diameter. The four rigid support plates 11 prop open the inner diameter of the outer expansion pipe sleeve 7, so that the movable space of the detachable endoscope 3 is increased, the visual field is enlarged, and the operation of doctors is facilitated. Because the rigid supporting plate 11 is not in direct contact with a human body, discomfort of a patient is reduced to a certain extent, and subjective feeling of the patient can be inquired in the process that the rigid expanding plate 11 expands the inner diameter of the outer expanding sleeve 7, so that the expanding degree is adjusted, and the safety of the patient is ensured.

In the examination process, a doctor can adjust the limiter 55 to enable the endoscope main body 54 to move, observe the focus part better, observe and record the condition of a patient in real time through the display screen 39, process the transmitted image, compare the image obtained by the previous examination of the patient with the image obtained by the current examination, and adjust the treatment scheme in real time.

In the inspection process, when cleaning and disinfection are needed, physiological saline is injected into the inner layer water spraying conduit 9 through the switch 4, liquid medicine can be added into the physiological saline according to the needs, the annular shunt 10 and the inner layer water spraying conduit 9 are used for spraying out, and finally the front end and the inner side water spraying port 12 of the water spraying conduit are used for conveniently disinfecting the part with inflammation in the vagina, and cleaning and disinfecting the endoscope lens, so that cross infection is avoided, and the safety of a patient is further improved.

Finally, after the inspection is completed, the first step is to send a command through the key panel 47 or the processor 40 to control the hydraulic pump 50 to reversely draw out the liquid of the outer expansion pipe sleeve 7 to the waste liquid tank 53, thereby reducing the outer diameter of the outer expansion pipe sleeve 7, and the second step is to rotate the knob 5 in the opposite direction to make the moving sleeve 26 move downwards along the rotating sleeve 28, the angles between the four connecting rods 24 and the rotating sleeve 28 become smaller, thereby driving the U-shaped slide block 15 to slide along the sliding groove 18 to the inner side of the fixed plate 17, and the distance between the rigid support plates 11 can be reduced along with the sliding of the U-shaped slide block 15, thereby reducing the inner diameter of the outer expansion pipe sleeve 7. And thirdly, the expandable stent 1 is contracted to an original state, and the vagina is slowly withdrawn, so that the damage to the vagina is avoided. And fourthly, the connecting disc 56 is detached from the handle 2, and all the components are sterilized and stored.

The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present invention. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present invention.

Claims

1. An internal detection device capable of being expanded is characterized in that the internal detection device capable of being expanded comprises an expansion device (1) capable of being expanded and an internal detection device;

the expandable stent (1) comprises a flexible sleeve and a rigid support plate (11), the flexible sleeve comprises an outer layer expansion sleeve (7) and an expansion film (8) arranged outside the outer layer expansion sleeve (7), the outer layer expansion sleeve (7) is of a flexible structure and is compressible, the rigid support plate (11) is arranged four, the outer layer expansion sleeve (7) is sleeved on the outer side of all the rigid support plates (11), the rigid support plate (11) is used for expanding the outer layer expansion sleeve (7), the rigid support plate (11) is connected to a handle (2), a space which can contain liquid is formed between the outer layer expansion sleeve (7) and the expansion film (8), the outer layer expansion sleeve (7) is connected with a flexible outer layer liquid inlet pipe (34) through a flexible sleeve outer layer liquid inlet (13), and physiological saline or water can be introduced into the space between the outer layer expansion sleeve (7) and the expansion film (8) to expand the expansion film (8).

A water spraying pipe (9) and an annular shunt pipe (10) are arranged between the outer layer expansion pipe sleeve (7) and the rigid supporting plate (11), the annular shunt pipe (10) is communicated with the water spraying pipe (9), the annular shunt pipe (10) is connected with a water spraying pipe liquid inlet pipe (35) through a water spraying pipe liquid inlet (14), water spraying ports (12) are respectively arranged at the front end and the inner wall of the water spraying pipe (9), the water spraying pipe liquid inlet pipe (35) is used for introducing normal saline, and cleaning and sterilizing are sequentially carried out on an expansion part to be opened in the body through the water spraying pipe liquid inlet (14), the annular shunt pipe (10), the water spraying pipe (9) and the water spraying ports (12), or an in-vivo detection device which can be placed in the rigid supporting plate (11) is cleaned and sterilized;

the in-vivo detection device is located between rigid support plates (11) in use.

2. The internal detection device capable of expanding according to claim 1, wherein the rigid support plates (11) are connected with a rotary connecting rod expanding mechanism, and the rotary connecting rod expanding mechanism is used for enabling the distance between the rigid support plates (11) to be changed, so that the effect of expanding or shrinking the inner diameter of the outer expansion pipe sleeve (7) is achieved.

3. An in-vivo detection device capable of expanding according to claim 2, wherein the rotary link expanding mechanism comprises a U-shaped slider (15), a link (24), a first driving wheel (16), a timing belt (21), a rotating disc (25), a moving sleeve (26), a rotating sleeve (28) and a second driving wheel (37); the rear end of the rigid supporting plate (11) is connected with the front end of the U-shaped sliding block (15), the U-shaped sliding blocks (15) are all installed in a sliding groove (18) of the fixed plate (17), the rear end of the U-shaped sliding block (15) is connected with one end of a connecting rod (24) through a second bearing (29), the other end of the connecting rod (24) is connected with a movable sleeve (26) through a first bearing (27), the movable sleeve (26) is connected with a rotary sleeve (28) through threads, the rear end of the rotary sleeve (28) is fixedly provided with a rotary disc (25), the rotary disc (25) is in transmission with a first rotary shaft (22) through a gear, the front end of the first rotary shaft (22) is fixedly provided with a first driving wheel (16), the front end of the first driving wheel (16) is fixedly provided with a first limiting block (31), the first driving wheel (16) is in transmission connection with a synchronous belt (21), the lower end of the synchronous belt (21) is in transmission connection with a second driving wheel (37), the front end of the second driving wheel (37) is fixedly provided with a second driving wheel (30), the second driving wheel (30) is fixedly connected with the rotary disc (20) and the rotary disc (20) is connected with a rotary knob (2); the fixing plate (17) is connected to the handle (2).

4. A spreadable in vivo probe device according to claim 3, characterized in that a pressure sensor (38) is provided at the inlet (13) of the outer layer of the flexible tube sleeve, said pressure sensor (38) being provided on the fixed plate (17), said pressure sensor (38) being adapted to monitor the pressure and being connected to an external control device.

5. The internal detection device capable of being expanded according to claim 1, wherein the outer liquid inlet pipe (34) of the flexible pipe sleeve and the liquid inlet pipe (35) of the water spraying pipe are simultaneously connected with a two-way electronic valve (36), the two-way electronic valve (36) is connected with the total liquid inlet pipe (6), the two-way electronic valve (36) is connected with a switch (4), the two-way electronic valve (36) is controlled by the switch (4), and one of the outer liquid inlet pipe (34) of the flexible pipe sleeve or the liquid inlet pipe (35) of the water spraying pipe is further controlled to be opened, so that liquid is fed into different liquid inlet pipes, and two functions of expanding and cleaning and sterilizing are achieved;

the total liquid inlet pipe (6) is connected with an external liquid inlet device;

the switch (4) is arranged on the handle (2), and the in-vivo detection device is connected with the handle (2).

6. The internal detection device capable of being expanded according to claim 1, wherein the internal detection device is a detachable endoscope (3) and comprises a connecting disc (56), an endoscope main body (54), a limiter (55) and a data wire (19), wherein the connecting disc (56) is connected to a handle (2), the rear end of the endoscope main body (54) is connected with the limiter (55), the limiter (55) is connected with the rear end of the connecting disc (56), the endoscope main body (54) stretches into a rigid supporting plate (11), and the endoscope main body (54) can move within a certain range by adjusting the limiter (55).

7. The expandable in-vivo detection device according to claim 6, wherein a cable channel (61) is provided inside the endoscope body (54) in a penetrating manner, a miniature camera (57) is provided at the top end of the cable channel (61), a protective lens (56) is wrapped around the miniature camera (57), and the miniature camera (57) is connected with an external image processing device through a transmission cable (60).

8. The expandable in-vivo detection device according to claim 7, wherein the output end surface of the endoscope main body (54) is symmetrically provided with LED lamp groups (58) at the edge position, the endoscope main body (54) is further provided with a power line channel (62) in a penetrating manner, a power line (59) is arranged in the power line channel (62), and the LED lamp groups (58) are connected with an external image processing device through the power line (59).

9. An expandable in-vivo probe device according to claim 8, characterized in that said transmission cable (60) and power cord (59) are integrated in the data cord (19).

10. The internal detection device capable of being opened and expanded according to claim 1, wherein the rear end cover body of the handle (2) is provided with an annular clamping groove (32), the connecting disc (56) is provided with 4 connecting buckles (33), and the connecting buckles (33) are rotatably connected with the annular clamping groove (32) at the rear end of the handle (2) to form a detachable structure.