CN214284848U - Handheld video otology examination device - Google Patents

Abstract

The invention discloses a handheld video otology examination device which comprises a handle, a key, a shell, a display screen, a connecting piece, a rotator, a sleeve, a tube cavity, a tube head, a detection tube, a three-jaw clamping sheet, a clamping head, a stop block, a rotating disc, a battery box, a CCD camera and an LED lamp, wherein the key is arranged on the shell; the ear canal video examination device adopts the hand-held handle, the analog video signals in the ear canal collected by the CCD camera are processed by the ARM microprocessor and the DSP image processor, the decoding of the video decoder is processed by the display screen, and the display screen displays the signals, so that the ear canal video examination effect is achieved.

Description

Handheld video otology examination device

Technical Field

The invention relates to the technical field of otology examination devices, in particular to a handheld video otology examination device.

Background

Otology tests mainly comprise otoscopy, eustachian tube function test, audiometry, vestibular function test, fistula test and other tests. Otoscopy is commonly used for observation and examination, since the otoscope needs to be inserted into the ear canal of a patient to examine the condition in the ear canal. Otoscope is in directly filling in the duct with otoscope's casing, because the shape and the size of casing are fixed, to its duct variation in size of different patients, moreover, the duct size of different positions is also different in same people's the duct, can not satisfy the demand of different position inspections in different crowds and the duct. When an otolaryngological examination is performed using an endoscopic apparatus for otolaryngological examination, since the endoscopic apparatus for otolaryngological examination generally includes a bulky signal collecting and processing device and an image display device, which are generally implemented based on a computer, and a probe is connected to the signal collecting and processing device through a long optical fiber, the endoscopic apparatus is expensive in cost and inconvenient to move.

Disclosure of Invention

The invention aims to provide a handheld video otology examination device.

In order to achieve the purpose, the technical solution of the invention is as follows: a handheld video otology examination device comprises a handle, a key, a shell, a display screen, a connecting piece, a rotator, a sleeve, a tube cavity, a tube head, a detection tube, a three-jaw clamping sheet, a clamping head, a stop block, a rotating disc, a battery box, a CCD camera and an LED lamp.

The front of the shell is provided with a display screen, the back of the shell is provided with a connecting piece, the right end of the connecting piece is connected with a rotator, the middle position of the rotator is provided with a rotary disc which can be rotationally positioned, the rotary disc is provided with a stop block, the rotator is divided into a left half part and a right half part by the rotary disc, a sleeve pipe penetrates through a through hole arranged on the right half part of the rotator, one end of the sleeve pipe is connected with the rotary disc, the other end of the sleeve pipe is provided with a three-jaw clamping sheet, a clamping head is sequentially in threaded connection with the three-jaw clamping sheet and the sleeve pipe, the left end of a detection pipe of the clamping head is in clamping connection with the three-jaw clamping sheet, a pipe cavity is arranged inside the detection pipe, the right end of the detection pipe is provided with a pipe head, a CCD camera is arranged in the middle position of the pipe head, a plurality of LED lamps are arranged between the CCD camera and the pipe wall of the detection pipe, a handle is arranged below the shell, and a plurality of keys are arranged at the junction of the handle and the display screen, the handle is internally provided with a battery box.

The invention discloses a handheld video otology examination device, which further comprises a control system, wherein the control system comprises a CCD camera, a video decoding chip, a display screen, a video coding chip, a key, an ARM microprocessor, an LED, a static random access memory SRAM, a FLASH memory, a DSP image processor and a dynamic random access memory SDRAM; the CCD camera is electrically connected with the video decoding chip, the video decoding chip is electrically connected with the ARM microprocessor, the video coding chip is electrically connected with the ARM microprocessor, the display screen is electrically connected with the ARM microprocessor, the LED is electrically connected with the ARM microprocessor, the static random access memory SRAM is electrically connected with the ARM microprocessor, the ARM microprocessor is electrically connected with the DSP image processor, the dynamic random access memory SDRAM is electrically connected with the DSP image processor, and the FLASH FLASH memory is electrically connected with the DSP image processor.

The DSP image processor is a TMSM (TMSM);

the ARM microprocessor is an ARM microprocessor with the model number of LPC;

the SRAM is a static random access memory with model number LY;

the SDRAM register of the dynamic random access memory adopts a KF type SDRAM register;

the FLASH FLASH memory device adopts a FLASH FLASH memory device with the model number SSTVF.

The working principle of the invention is as follows: when in use, the handle is held by hand, the detecting tube is arranged in the auditory canal of a patient, the stop block is rotated to enable the rotating disc to drive the detecting tube and the CCD camera to rotate to proper positions, the examination mode is switched on through the button, the ARM microprocessor sends an instruction to the LED lamp, the LED lamp is lightened, the analog video signal in the auditory canal collected by the CCD camera is decoded by the video decoder, converted into a standard digital video signal and then input into a static random access memory SRAM, the ARM microprocessor also transmits the digital video signals to the DSP image processor, the DSP image processor further performs image processing on the digital video signals and then stores the digital video signals in a dynamic random access memory SDRAM register, the video images are transmitted back to the ARM microprocessor by the DSP image processor, the ARM microprocessor displays the video images through a display screen, and the video images can be amplified, reduced, rotated and the like through keys. Medical staff carries out video inspection to the ear canal through the display screen.

The invention has the beneficial effects that: the ear canal video examination device adopts the hand-held handle, the analog video signals in the ear canal collected by the CCD camera are processed by the ARM microprocessor and the DSP image processor, the decoding of the video decoder is processed by the display screen, and the display screen displays the signals, so that the ear canal video examination effect is achieved.

Drawings

The invention is further described with reference to the following figures and detailed description.

FIG. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of a tube head of the present invention;

fig. 3 is a block diagram of a control system of the present invention.

In the figure: 1. the device comprises a handle, 2, a key, 3, a shell, 4, a display screen, 5, a connecting piece, 6, a rotator, 7, a sleeve, 8, a tube cavity, 9, a tube head, 10, a probe tube, 11, a three-jaw clamping sheet, 12, a clamping head, 13, a stop block, 14, a rotating disc, 15, a battery box, 16, a CCD camera, 17 and an LED lamp.

Detailed Description

As shown in fig. 1 and 2, the handheld video otology examination device of the invention comprises a handle 1, a key 2, a shell 3, a display screen 4, a connecting piece 5, a rotator 6, a sleeve 7, a tube cavity 8, a tube head 9, a detection tube 10, a three-jaw clamping piece 11, a clamping head 12, a stop block 13, a rotating disc 14, a battery box 15, a CCD camera 16 and an LED lamp 17.

The front of the shell 3 is provided with a display screen 4, the back of the shell 3 is provided with a connecting piece 5, the right end of the connecting piece 5 is connected with a rotator 6, the middle position of the rotator 6 is provided with a rotary disc 14 which can be rotationally positioned, the rotary disc 14 is provided with a stop block 13, the rotator 6 is divided into a left half part and a right half part by the rotary disc 14, a sleeve 7 penetrates through a through hole arranged on the right half part of the rotator 6, one end of the sleeve 7 is connected with the rotary disc 14, the other end of the sleeve 7 is provided with a three-jaw clamping sheet 11, a clamping head 12 is sequentially in threaded connection with the three-jaw clamping sheet 11 and the sleeve 7, the left end of a detection tube 10 is in clamping connection with the three-jaw clamping sheet 11 through the clamping head 12, a tube cavity 8 is arranged inside the detection tube 10, the right end of the detection tube 10 is provided with a tube head 9, a CCD camera 16 is arranged at the central position of the tube head 9, a plurality of LED lamps 17 are arranged between the camera 16 and the tube wall of the detection tube 10, the handle 1 is arranged below the shell 3, the junction of the handle 1 and the display screen 4 is provided with a plurality of keys 2, and the handle 1 is internally provided with a battery box 15.

As shown in fig. 3, the handheld video otology examination device further comprises a control system, wherein the control system comprises a CCD camera, a video decoding chip, a display screen, a video coding chip, a key, an ARM microprocessor, an LED, a static random access memory SRAM, a FLASH memory, a DSP image processor and a dynamic random access memory SDRAM; the CCD camera is electrically connected with the video decoding chip, the video decoding chip is electrically connected with the ARM microprocessor, the video coding chip is electrically connected with the ARM microprocessor, the display screen is electrically connected with the ARM microprocessor, the LED is electrically connected with the ARM microprocessor, the static random access memory SRAM is electrically connected with the ARM microprocessor, the ARM microprocessor is electrically connected with the DSP image processor, the dynamic random access memory SDRAM is electrically connected with the DSP image processor, and the FLASH FLASH memory is electrically connected with the DSP image processor.

The DSP image processor is selected from a DSP image processor with the model number of TMS32019M 642;

the ARM microprocessor is an ARM microprocessor with the model number of LPC 2210;

the SRAM is a Static Random Access Memory (SRAM) with the model number of LY 62256;

the SDRAM register of the dynamic random access memory adopts a SDRAM register with the model number of K45641632F;

the FLASH FLASH memory is SST39VF 160.

When the invention is used, a hand-held video otology examination device is provided, a handle 1 is held by a hand, a detection tube 10 is placed in the auditory canal of a patient, a stop block 13 is rotated to drive a rotary disc 14 to drive the detection tube 1 and a CCD camera 16 to rotate to proper positions, an examination mode is opened through a key 2, an ARM microprocessor sends an instruction to an LED lamp 17, the LED lamp 17 is lightened, an analog video signal in the auditory canal collected by the CCD camera is decoded by a video decoder, converted into a standard digital video signal and then input into a static random access memory SRAM, the ARM microprocessor also transmits the digital video signal to a DSP image processor, the DSP image processor further processes the digital video signal and then stores the digital video signal in a dynamic random access memory register, the video image is transmitted back to the SDRAM microprocessor by the DSP image processor, the ARM microprocessor displays the video image through a display screen 4, the video image can be enlarged, reduced, rotated, etc. by the key 2. The medical staff performs a video examination of the ear canal via the display screen 4.

The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims (2)

1. A hand-held video otology examination device is characterized in that: the handheld video otology examination device comprises a handle, a key, a shell, a display screen, a connecting piece, a rotator, a sleeve, a tube cavity, a tube head, a detection tube, a three-jaw clamping sheet, a clamping head, a stop block, a rotating disc, a battery box, a CCD camera and an LED lamp; the front of the shell is provided with a display screen, the back of the shell is provided with a connecting piece, the right end of the connecting piece is connected with a rotator, the middle position of the rotator is provided with a rotary disc which can be rotationally positioned, the rotary disc is provided with a stop block, the rotator is divided into a left half part and a right half part by the rotary disc, a sleeve pipe penetrates through a through hole arranged on the right half part of the rotator, one end of the sleeve pipe is connected with the rotary disc, the other end of the sleeve pipe is provided with a three-jaw clamping sheet, a clamping head is sequentially in threaded connection with the three-jaw clamping sheet and the sleeve pipe, the left end of a detection pipe of the clamping head is in clamping connection with the three-jaw clamping sheet, a pipe cavity is arranged inside the detection pipe, the right end of the detection pipe is provided with a pipe head, a CCD camera is arranged in the middle position of the pipe head, a plurality of LED lamps are arranged between the CCD camera and the pipe wall of the detection pipe, a handle is arranged below the shell, and a plurality of keys are arranged at the junction of the handle and the display screen, a battery box is arranged in the handle;

the handheld video otology examination device further comprises a control system, wherein the control system comprises a CCD camera, a video decoding chip, a display screen, a video coding chip, a key, an ARM microprocessor, an LED, a static random access memory SRAM, a FLASH FLASH memory, a DSP image processor and a dynamic random access memory SDRAM; the CCD camera is electrically connected with the video decoding chip, the video decoding chip is electrically connected with the ARM microprocessor, the video coding chip is electrically connected with the ARM microprocessor, the display screen is electrically connected with the ARM microprocessor, the LED is electrically connected with the ARM microprocessor, the static random access memory SRAM is electrically connected with the ARM microprocessor, the ARM microprocessor is electrically connected with the DSP image processor, the dynamic random access memory SDRAM is electrically connected with the DSP image processor, and the FLASH FLASH memory is electrically connected with the DSP image processor.

2. A hand-held video otological examination device according to claim 1, characterized in that:

the DSP image processor is selected from a DSP image processor with the model number of TMS32019M 642;

the ARM microprocessor is an ARM microprocessor with the model number of LPC 2210;

the SRAM is a Static Random Access Memory (SRAM) with the model number of LY 62256;

the SDRAM register of the dynamic random access memory adopts a SDRAM register with the model number of K45641632F;

the FLASH FLASH memory is SST39VF 160.

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