Diagnostic endoscope

Abstract

The utility model relates to the technical field of endoscopes, and discloses a diagnosis endoscope which comprises a base, a connecting structure, a driving mechanism and a camera, the rear end of the connecting structure is installed at the front end of the base, the driving mechanism is arranged in the base, the camera is installed at the front end of the connecting structure, and the connecting structure can be bent under the driving of the driving mechanism. The connecting structure comprises a plurality of sub-joints, the sub-joints are connected with one another, each sub-joint comprises a shell, a hinge head, a connecting part, a hinge seat, a mounting disc, a wire sleeve, a spring and a cable seat, the two hinge seats are symmetrically fixed to the two sides of each mounting disc, and the hinge seats arranged on the two adjacent mounting discs are perpendicular to each other; the two ends of each connecting part are connected with two hinge heads which are perpendicular to each other. The connecting structure comprises a plurality of sub-joints which can be bent mutually and is controlled by an electric control component, bending adjustment is more flexible and accurate, and operation requirements are relatively low.

Description

Technical Field

[0001] The utility model relates to the technical field of endoscopes, in particular to a diagnostic endoscope. Background Art

[0002] Endoscopes are widely used in instrument and equipment flaw detection, medical treatment and other fields. They are usually composed of a flexible part, a light source and a lens. They enter the test body through natural channels or incisions to directly observe changes in relevant parts.

[0003] There are also many endoscopes / equipment in the prior art, such as:

[0004] (1) Application number CN202311677591.1, entitled "A Chinese invention patent for an endoscope system for lacrimal duct diagnosis", which can be inserted into the lacrimal duct and detect obstructions or diseased parts through the images taken by the camera component, and then inject medicine or scrape them off.

[0005] (2) Application number CN202220473509.8, entitled "A Chinese utility model patent for an image acquisition device for medical diagnostic endoscopy", uses an endoscope on a probe body to acquire images. By setting a first ball and a second ball that offset each other, the display screen can be adjusted at multiple angles, thereby achieving a better display effect of the image acquired by the endoscope and being flexible in operation.

[0006] (3) Application No. CN202010939064.3, entitled Endoscopic Device for Digestive Tract Diagnosis and Pipeline Device for Digestive Tract Treatment, is a Chinese invention patent. It provides multiple cavities and lines with different functions in the same catheter body. Only one intubation is required to achieve multiple therapeutic effects such as tumor treatment, nutritional supplementation, and gastric acid attraction. Diagnosis can also be performed through images obtained by the image acquisition device, which reduces the treatment burden on tumor patients.

[0007] The above-mentioned endoscopic devices all have the problem that the insertion part / catheter body is a single section, which is not convenient for flexible control of bending adjustment, and the operation mainly relies on manual hand-held operation, which requires higher operating skills, and the control of the insertion part advancement and withdrawal is not precise enough. Utility Model Content

[0008] In order to overcome the shortcomings of the prior art, the purpose of the utility model is to provide a diagnostic endoscope that is different from the existing structure. Its connection structure includes a plurality of sub-joints that can be bent to each other and are controlled by electronically controlled components. The bending adjustment is more flexible and accurate, and the operation requirements are relatively low.

[0009] The utility model is implemented by the following technical scheme: a diagnostic endoscope, comprising a base; a connecting structure, the rear end of which is installed at the front end of the base; a driving mechanism, which is arranged inside the base; and a camera, which is installed at the front end of the connecting structure; the connecting structure can be bent under the drive of the driving mechanism, so that the camera can be bent to collect images.

[0010] Furthermore, the connection structure includes a plurality of sub-joints, which are interconnected, and each sub-joint includes a mounting plate; an articulated seat, two articulated seats are symmetrically fixed on both sides of each mounting plate, and the articulated seats arranged on two adjacent mounting plates are perpendicular to each other; a connecting part; a hinge head, two hinge heads are connected at both ends of each connecting part and are perpendicular to each other; the hinge head is hinged in the articulated seat; a wire sleeve, the wire sleeve is symmetrically arranged on the mounting plate; a cable seat, the cable seat is symmetrically arranged at the front end of a mounting plate located at the front end; a spring, the mounting plates are connected by a spring; and an outer shell, the outer shell is arranged on the outer ring of the mounting plate.

[0011] Furthermore, the base includes a motor fixing seat, a side mounting plate and a front mounting plate, the two side mounting plates are symmetrically arranged at both ends of the front mounting plate, and a motor fixing seat is fixed to the rear end of each side mounting plate.

[0012] Furthermore, the driving mechanism includes a DC motor, which is fixed on the outside of the motor fixing seat and the side end mounting plate; a rotating shaft, which is arranged between the motor fixing seats; a driven gear, which is coaxially fixed on the rotating shaft; a driving gear, which is fixed on the driving end of the DC motor located at the rear, and the driving gear and the driven gear are meshed and driven to drive the rotating shaft to rotate; a second pulley, which is coaxially fixed on the center of the rotating shaft; a first pulley, which is fixed on the driving end of the DC motor located at the front; and a cable, the rear end of the cable is wound around the first pulley and the second pulley, and the front end of the cable is connected to the cable seat after passing through a number of wire sleeves in sequence.

[0013] Furthermore, a plurality of LED lights are symmetrically arranged on the outer ring of the camera at the front end of the mounting plate.

[0014] Furthermore, the cables pass through the springs in sequence and are located in the middle thereof.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] 1. A diagnostic endoscope of the utility model, when moving in a channel, each two adjacent sub-joints can be hinged and rotated through a hinge head and an articulated seat, so that the sub-joints can bend against each other and fit better with the channel, thereby making the advancement and withdrawal control of the connecting structure more flexible and precise, and the operation requirements for the operator are relatively low.

[0017] 2. The utility model is a diagnostic endoscope, which utilizes two DC motors located at the front to drive the first pulley to drive the left and right cables to rotate and wind, and is used for left and right traction; and utilizes two DC motors located at the rear to drive the second pulley to drive the upper and lower cables to rotate and wind, and is used for upper and lower traction. By adopting electronic control components for control, the adjustment of the connection structure is more precise. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of the diagnostic endoscope of the utility model;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the base and the driving mechanism in the utility model;

[0020] Figure 3 It is a top view of the base and the driving mechanism in the utility model;

[0021] Figure 4 It is a structural schematic diagram of the connection structure and camera in the front part of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the neutron joint of the utility model;

[0023] Figure 6 It is a structural schematic diagram of the connection structure and the camera in the utility model.

[0024] In the figure: base-1; connecting structure-2; driving mechanism-3; camera-4; motor fixing seat-11; side mounting plate-12; front mounting plate-13; housing-20; hinge head-21; connecting part-22; hinge seat-23; mounting plate-24; wire sleeve-25; spring-26; LED lamp-27; cable seat-28; DC motor-31; first pulley-32; driving gear-33; cable-34; rotating shaft-35; second pulley-36; driven gear-37. DETAILED DESCRIPTION

[0025] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0026] The purpose of the utility model is to provide a diagnostic endoscope in view of the defects of the prior art.

[0027] Embodiment 1

[0028] This embodiment provides a diagnostic endoscope, referring to Figure 1 As shown, it includes a base 1, a connecting structure 2, a driving mechanism 3 and a camera 4. The rear end of the connecting structure 2 is installed at the front end of the base 1, the driving mechanism 3 is arranged inside the base 1, and the camera 4 is installed at the front end of the connecting structure 2. It uses a micro camera in the prior art to obtain images for early cancer, tumor and other disease diagnosis. The connecting structure 2 can be bent under the drive of the driving mechanism 3, so that the camera 4 can be bent to collect images. The outer ring of the camera 4 is located at the front end of the mounting plate 24 and symmetrically arranged with four LED lights 27. The LED lights 27 use LED lamp beads in the prior art to provide auxiliary fill light for the micro camera.

[0029] Reference Figure 4-Figure 6 As shown, the connection structure 2 includes a plurality of sub-joints, which are interconnected, and each two adjacent sub-joints can be bent relative to each other. Each sub-joint includes a housing 20, a hinge head 21, a connection portion 22, an articulated seat 23, a mounting plate 24, a wire sleeve 25, a spring 26 and a cable seat 28. Two articulated seats 23 are symmetrically fixed on both sides of each mounting plate 24, and the articulated seats 23 arranged on two adjacent mounting plates 24 are perpendicular to each other; two ends of each connection portion 22 are connected with two mutually perpendicular hinge heads 21; the hinge head 21 is hinged in the articulated seat 23, and the mounting plate 24 is symmetrically provided with a wire sleeve 25, and the cable seat 28 is symmetrically arranged at the front end of a mounting plate 24 located at the front end, and the mounting plates 24 are connected by a spring 26, and the housing 20 is arranged on the outer ring of the mounting plate 24, which adopts an elastic plastic housing, and can be bent and stretched to a certain extent.

[0030] Reference Figure 2 , Figure 3 As shown, the base 1 includes a motor fixing seat 11, a side mounting plate 12 and a front mounting plate 13. The two side mounting plates 12 are symmetrically arranged at both ends of the front mounting plate 13, and a motor fixing seat 11 is fixed to the rear end of each side mounting plate 12.

[0031] Reference Figure 2 , Figure 3 As shown, the driving mechanism 3 includes a DC motor 31, a first pulley 32, a driving gear 33, a cable 34, a rotating shaft 35, a second pulley 36 and a driven gear 37. The DC motor 31 is fixed to the outside of the motor fixing seat 11 and the side end mounting plate 12. The DC motor 31 in this embodiment uses a small motor in the prior art, and a total of four are provided, two of which are located at the front and used for left and right traction, and the other two motors are located at the rear and used for upper and lower traction. The rotating shaft 35 is arranged between the motor fixing seats 11, and the driven gear 37 is coaxially fixed on the rotating shaft 35. The driving gear 33 is fixed to the driving end of the DC motor 31 located at the rear, and the driving gear 33 and the driven gear 37 are meshed and driven to drive the rotating shaft 35 to rotate. The second pulley 36 is coaxially fixed to the center of the rotating shaft 35, the first pulley 32 is fixed to the driving end of the DC motor 31 located at the front, the rear end of the cable 34 is wound around the first pulley 32 and the second pulley 36, the front end of the cable 34 passes through a plurality of wire sleeves 25 in sequence and is connected to the cable seat 28, and the cable 34 passes through the spring 26 in sequence and is located in the middle thereof. The cable 34 in this embodiment is a tensile cable in the prior art, and its inner core can conduct electricity and transmit signals, and is used as a pull rope, and is also used as a power supply for the LED light 27 and the power supply and signal transmission for the camera 4.

[0032] The working mode of the diagnostic endoscope of the utility model is as follows: the front end is inserted into the human body channel through a natural channel or a surgical incision, and the camera 4 is used to collect images for diagnosis of diseases such as early cancer and tumors, and LED lamp beads are used to provide auxiliary fill light for the micro camera to improve the quality of image acquisition. When moving in the channel, the connection structure 2 can be bent because it adopts multiple sub-joints that can be bent with each other. Specifically, when adjusting, the two DC motors 31 located at the front drive the first pulley 32 to drive the left and right cables 34 to rotate and wrap around, and are used for left and right traction; the two DC motors 31 located at the rear drive the second pulley 36 to drive the upper and lower cables 34 to rotate and wrap around, and are used for upper and lower traction. When the cable 34 is pulled, each adjacent two sub-joints can be hinged and rotated through the hinge head 21 and the hinge seat 23, so that the sub-joints can bend with each other and fit better with the channel, so that the advancement and withdrawal control of the connection structure 2 is more flexible and accurate, and the operation requirements for the operator are relatively low.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A diagnostic endoscope, characterized in that: include Base (1); A connecting structure (2), wherein the rear end of the connecting structure (2) is mounted on the front end of the base (1); A driving mechanism (3), wherein the driving mechanism (3) is arranged inside the base (1); and A camera (4), wherein the camera (4) is mounted at the front end of the connecting structure (2); The connection structure (2) can be bent when driven by the driving mechanism (3), so that the camera (4) can be bent to capture images.

2. The diagnostic endoscope according to claim 1, characterized in that: The connection structure (2) comprises a plurality of sub-joints, the plurality of sub-joints are connected to each other, and each sub-joint comprises Mounting plate (24); Hinge seats (23), two hinge seats (23) are symmetrically fixed on both sides of each mounting plate (24), and the hinge seats (23) arranged on two adjacent mounting plates (24) are perpendicular to each other; A connecting portion (22); Hinge heads (21), two hinge heads (21) perpendicular to each other are connected to both ends of each connecting portion (22); The hinge head (21) is hinged in the hinge seat (23); A wire sleeve (25), the wire sleeve (25) is symmetrically arranged on the mounting plate (24); A cable seat (28), wherein the cable seat (28) is symmetrically arranged at the front end of a mounting plate (24) located at the front end; A spring (26), wherein the mounting plates (24) are connected to each other via the spring (26); and The outer shell (20) is arranged on the outer ring of the mounting plate (24).

3. The diagnostic endoscope according to claim 2, characterized in that: The base (1) comprises a motor fixing seat (11), a side end mounting plate (12) and a front mounting plate (13), wherein the two side end mounting plates (12) are symmetrically arranged at the two ends of the front mounting plate (13), and a motor fixing seat (11) is fixed to the rear end of each side end mounting plate (12).

4. The diagnostic endoscope according to claim 3, characterized in that: The driving mechanism (3) comprises A DC motor (31), wherein the DC motor (31) is fixed on the outer side of the motor fixing seat (11) and the side end mounting plate (12); A rotating shaft (35), wherein the rotating shaft (35) is arranged between the motor fixing seats (11); A driven gear (37), wherein the driven gear (37) is coaxially fixed on the rotating shaft (35); A driving gear (33), wherein the driving gear (33) is fixed to the driving end of the DC motor (31) at the rear, and the driving gear (33) is meshed with the driven gear (37) to drive the rotating shaft (35) to rotate; A second pulley (36), wherein the second pulley (36) is coaxially fixed at the center of the rotating shaft (35); A first pulley (32), wherein the first pulley (32) is fixed to a driving end of a DC motor (31) located at the front; as well as A cable (34), wherein the rear end of the cable (34) is wound around a first pulley (32) and a second pulley (36), and the front end of the cable (34) passes through a plurality of wire sleeves (25) in sequence and is connected to a cable seat (28).

5. The diagnostic endoscope according to claim 3, characterized in that: The outer ring of the camera (4) is located at the front end of the mounting plate (24) and is symmetrically provided with a plurality of LED lights (27).

6. The diagnostic endoscope according to claim 3, characterized in that: The cable (34) passes through the spring (26) in sequence and is located in the middle thereof.

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