Endoscope cleaning device

Abstract

The utility model discloses an endoscope cleaning device which is used for cleaning a lens of an endoscope and comprises an outer sheath tube, a framework, a flexible cleaning assembly and a connecting rod. The outer sheath tube is of a flexible tubular structure, and the outer sheath tube is suitable for penetrating through a forceps channel of the endoscope; the skeleton is made of shape memory alloy, and the skeleton is suitable for axially moving in the outer sheath tube; the skeleton is provided with an extension section and a spiral section, and the spiral section is located at the far end part of the skeleton; the flexible cleaning assembly is mounted on the spiral section of the framework; the connecting rod is connected with the extending section of the framework and is suitable for driving the framework to rotate in the circumferential direction. According to the endoscope, the lens can be cleaned when the endoscope is in the body.

Description

Technical Field

[0001] The utility model relates to an endoscope cleaning device, belonging to the technical field of medical devices. Background Art

[0002] At present, endoscope technology integrates advanced achievements in multiple fields such as traditional optics, ergonomics, and precision machinery. Endoscopes are equipped with components such as image sensors and optical lenses, and can enter the stomach through the oral cavity or enter the body through other natural channels. For example, with the help of an endoscope, doctors can observe lesions that cannot be shown by X-rays, so it has been widely used in the medical field.

[0003] After retrieving the prior art, it is found that a Chinese patent with the publication number CN219048387U discloses an endoscope with a multi-channel structure. During use, it is found that when the endoscope is used for examination and treatment in a patient's body, the endoscope lens is easily soiled by mucus or blood inside the viscera, etc., which affects the lens's capture of the shape of the viscera, obscures the camera's field of view, resulting in unclear imaging and inability to see the situation inside the patient's body clearly.

[0004] When the lens on the endoscope is soiled by mucus and blood inside the viscera, usually the insertion part of the endoscope is taken out of the human body, the lens is wiped, and then the insertion part is inserted back into the human body for examination and treatment. However, the repeated entry and exit of the insertion part into the human body will, on the one hand, pose a risk to the patient's personal safety; on the other hand, it will make the use process of the endoscope cumbersome and waste time and energy. Summary of the Invention

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an endoscope cleaning sheath tube that can clean the lens when the endoscope is inside the body.

[0006] To solve the above technical problem, the technical solution of the utility model is: an endoscope cleaning device for cleaning the lens of an endoscope, comprising:

[0007] An outer sheath tube, the outer sheath tube is a flexible tubular structure, and the outer sheath tube is adapted to pass through the channel of the endoscope;

[0008] A skeleton, the skeleton is made of shape memory alloy, and the skeleton is adapted to axially move inside the outer sheath tube;

[0009] The skeleton is provided with an extension section and a spiral section, wherein the spiral section is located at the distal part of the skeleton;

[0010] A flexible cleaning component, the flexible cleaning component is installed on the spiral section of the skeleton;

[0011] A connecting rod, which is connected to the extension section of the framework, and the connecting rod is adapted to drive the framework to rotate circumferentially.

[0012] Furthermore, in order to limit the axial movement of the connecting rod, the endoscope cleaning device further includes a limit and fixation mechanism, and the limit and fixation mechanism is provided with a framework through-hole;

[0013] The framework is adapted to pass through the framework through-hole;

[0014] The limit and fixation mechanism is provided with a limit base;

[0015] Wherein, the lower end of the limit base is adapted to abut against the upper end of the outer sheath tube;

[0016] The connecting rod is adapted to abut against the upper end of the limit base.

[0017] Furthermore, in order to provide a better cleaning effect, a fixed through-tube is further provided on the limit and fixation mechanism, and the fixed through-tube is integrally formed with the limit base;

[0018] The fixed through-tube is provided with a framework through-hole, and the framework is adapted to pass through the framework through-hole;

[0019] A cleaning agent delivery channel is further provided in the fixed through-tube;

[0020] An infiltration through-hole communicating with the cleaning agent delivery channel is provided axially on the flexible cleaning assembly;

[0021] A plurality of liquid outlet holes uniformly distributed and communicating with the infiltration through-hole are provided radially on the flexible cleaning assembly.

[0022] Furthermore, in order to facilitate connection with a cleaning agent supply source, the limit base is further provided with a cleaning agent Luer interface, and the cleaning agent Luer interface is adapted to be connected to the cleaning agent supply source;

[0023] A communication channel is provided inside the limit base, and the communication channel is respectively communicated with the cleaning agent Luer interface and the cleaning agent delivery channel.

[0024] Furthermore, in order to facilitate a switch for connection with the cleaning agent supply source, a liquid inlet control valve is further provided between the communication channel of the limit base and the cleaning agent Luer interface.

[0025] Furthermore, a protruding handle portion is provided on the limit base.

[0026] Furthermore, a developing layer is further provided on the distal end of the outer sheath tube.

[0027] Furthermore, the spiral section of the framework is a variable-diameter spiral structure;

[0028] The proximal part of the spiral section has a larger spiral diameter than the distal part, forming a conical spiral structure that gradually contracts from the proximal end to the distal end.

[0029] Adopting the above technical solution, the utility model has the following beneficial effects:

[0030] In the utility model, during use, first straighten the spiral section of the skeleton and retract it into the outer sheath tube, and then insert the outer sheath tube into the forceps channel of the endoscope. When the outer sheath tube reaches the position of the endoscope lens, continue to control the skeleton to extend until the spiral section of the skeleton completely extends and returns to a spiral shape. By rotating the connecting rod, drive the skeleton and the flexible cleaning component thereon, so that the spiral flexible cleaning component cleans the endoscope lens, thereby ensuring a clear view during the use of the endoscope.

[0031] In addition, when using the limit fixing mechanism, first pass the skeleton through the skeleton through hole of the limit fixing mechanism, and then retract the fixed through tube together with the skeleton into the outer sheath tube. Then, insert the outer sheath tube into the forceps channel of the endoscope. When the outer sheath tube reaches the position of the endoscope lens, continue to control the fixed through tube to extend until the limit base abuts against the outer sheath tube, that is, the spiral section of the skeleton completely extends and returns to a spiral shape. By rotating the connecting rod and the limit base, drive the flexible cleaning component to clean the lens.

[0032] During the cleaning process, a cleaning agent supply source can also be connected through the cleaning agent Luer interface. The cleaning agent enters the cleaning agent delivery channel of the fixed through tube through the communication channel of the limit base, and then through the infiltration through holes on the flexible cleaning component to infiltrate the flexible cleaning component. Part of the cleaning agent continues to be sprinkled on the endoscope lens through the liquid outlet holes, further improving the cleaning effect.

[0033] In summary, the utility model patent realizes the efficient cleaning of the endoscope lens and ensures the stability of the cleaning process. Description of the Drawings

[0034] Figure 1 It is a schematic structural diagram of the endoscope cleaning device of the utility model;

[0035] Figure 2 It is a three-dimensional structural schematic diagram of the flexible cleaning component of the endoscope cleaning device of the utility model Figure 1 ;

[0036] Figure 3 It is a three-dimensional structural schematic diagram of the flexible cleaning component of the endoscope cleaning device of the utility model Figure 2 ;

[0037] Figure 4 It is a schematic three-dimensional structural diagram of the endoscope cleaning device of the utility model;

[0038] Figure 5This is a sectional view of the endoscope cleaning device of the present utility model. Detailed implementation manners

[0039] In order to make the content of the present utility model easier to be clearly understood, the following further details the present utility model according to specific embodiments in conjunction with the drawings.

[0040] As Figures 1-5 shown, an endoscope cleaning device for cleaning the lens of an endoscope includes:

[0041] An outer sheath tube 1, the outer sheath tube 1 is a flexible tubular structure, and the outer sheath tube 1 is adapted to pass through the forceps channel 7 of the endoscope;

[0042] A skeleton 2, the skeleton 2 is made of a shape memory alloy, and the skeleton 2 is adapted to axially move within the outer sheath tube 1;

[0043] The skeleton 2 is provided with an extension section and a spiral section, wherein the spiral section is located at the distal part of the skeleton 2;

[0044] A flexible cleaning assembly 3, the flexible cleaning assembly 3 is installed on the spiral section of the skeleton 2;

[0045] A connecting rod 5, the connecting rod 5 is connected to the extension section of the skeleton 2, and the connecting rod 5 is adapted to drive the skeleton 2 to rotate circumferentially.

[0046] In this embodiment, as Figures 1-5 shown, when in use, first straighten the spiral section of the skeleton 2 and retract it into the outer sheath tube 1, and then insert the outer sheath tube 1 into the forceps channel 7 of the endoscope. When the outer sheath tube 1 reaches the position of the endoscope lens, continue to control the skeleton 2 to extend until the spiral section of the skeleton 2 completely extends and returns to a spiral shape. By rotating the connecting rod 5, drive the skeleton 2 and the flexible cleaning assembly 3 thereon, so that the flexible cleaning assembly 3 in the shape of a spiral cleans the endoscope lens, thereby ensuring clear vision during the use of the endoscope.

[0047] Specifically, as Figure 1 and Figures 4-5 shown, the endoscope cleaning device further includes a limit and fixing mechanism, and the limit and fixing mechanism is provided with a through hole for the skeleton;

[0048] The skeleton 2 is adapted to pass through the through hole for the skeleton;

[0049] The limit and fixing mechanism is provided with a limit base 42;

[0050] Among them, the lower end of the limit base 42 is adapted to abut against the upper end of the outer sheath tube 1;

[0051] Specifically, as Figures 1-5 shown, the limit and fixing mechanism is further provided with a fixing through tube 62, and the fixing through tube 62 is integrally formed with the limit base 42;

[0052] The fixed through-tube 62 is provided with a skeleton through-hole, and the skeleton 2 is adapted to pass through the skeleton through-hole;

[0053] A cleaning agent delivery channel 621 is further provided in the fixed through-tube 62;

[0054] An infiltration through-hole communicating with the cleaning agent delivery channel 621 is provided axially on the flexible cleaning assembly 3;

[0055] A plurality of liquid outlet holes uniformly distributed and communicating with the infiltration through-hole are provided radially on the flexible cleaning assembly 3.

[0056] In this embodiment, as Figures 1-3 and Figure 5 shown, when using the limit fixing mechanism, first pass the skeleton 2 through the skeleton through-hole of the limit fixing mechanism, and then put the fixed through-tube 62 together with the skeleton 2 into the outer sheath tube 1. Then, insert the outer sheath tube 1 into the forceps channel 7 of the endoscope. When the outer sheath tube 1 reaches the position of the endoscope lens, continue to control the fixed through-tube 62 to extend until the limit base 42 abuts against the outer sheath tube 1, that is, the spiral section of the skeleton 2 completely extends and returns to a spiral shape. By rotating the connecting rod 5 and the limit base 42, the flexible cleaning assembly 3 is driven to clean the lens.

[0057] Specifically, as Figures 1-3 and Figure 5 shown, the limit base 42 is further provided with a cleaning agent Luer interface 423, and the cleaning agent Luer interface 423 is adapted to be connected to a cleaning agent supply source;

[0058] A communication channel is provided inside the limit base 42, and the communication channel is respectively connected to the cleaning agent Luer interface 423 and the cleaning agent delivery channel 621.

[0059] In this embodiment, as Figures 4-5 shown, during the cleaning process, a cleaning agent supply source can also be connected through the cleaning agent Luer interface 423. The cleaning agent enters the cleaning agent delivery channel 621 of the fixed through-tube 62 through the communication channel of the limit base 42, and then passes through the infiltration through-hole on the flexible cleaning assembly 3 to infiltrate the flexible cleaning assembly 3. Part of the cleaning agent continues to be sprinkled on the endoscope lens through the liquid outlet holes, further improving the cleaning effect.

[0060] The limit base 42 not only plays a limiting role, but also integrates the cleaning agent Luer interface 423 so that it can be conveniently connected to an external cleaning agent supply source to realize the supply of the cleaning agent. The cleaning agent can be physiological saline. The cleaning agent supply source can be supplied by extrusion in the form of an injection.

[0061] Specifically, as Figures 4-5 shown, a liquid inlet control valve 424 adapted to control the liquid inlet is further provided between the communication channel of the limit base 42 and the cleaning agent Luer interface 423.

[0062] In this embodiment, as Figures 4-5 shown, the liquid inlet control valve 424 functions to precisely control the flow rate of the cleaning agent. The liquid inlet control valve 424 can be a manually adjustable knob-type valve.

[0063] Specifically, as Figures 1-5 shown, the limiting base 42 is provided with a protruding handle portion.

[0064] Specifically, as Figure 1 shown, a developing layer is further provided on the distal end of the outer sheath tube 1.

[0065] Specifically, as Figures 1-5 shown, the spiral section of the framework 2 has a variable-diameter spiral structure;

[0066] The spiral diameter of the proximal part of the spiral section is larger than that of the distal part, forming a tapered spiral structure that gradually contracts from the proximal end to the distal end.

[0067] In this embodiment, this tapered spiral structure that gradually contracts from the proximal end to the distal end can provide better cleaning effects and operational flexibility. To apply force better for outer cleaning and improve the comprehensiveness and efficiency of cleaning.

[0068] The above-described specific embodiments have further elaborated on the technical problems solved, technical solutions, and beneficial effects of the present utility model. It should be understood that the above are only specific embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An endoscope cleaning device for cleaning the lens of an endoscope, characterized in that: include: Outer sheath (1); A skeleton (2), the skeleton (2) being made of a shape memory alloy, and the skeleton (2) being suitable for axial movement within the outer sheath tube (1); The skeleton (2) is provided with an extension section and a spiral section, wherein the spiral section is located at the distal end of the skeleton (2); A flexible cleaning component (3), wherein the flexible cleaning component (3) is mounted on the spiral section of the skeleton (2); A connecting rod (5), the connecting rod (5) being connected to an extension section of the frame (2), the connecting rod (5) being suitable for driving the frame (2) to rotate in a circumferential direction.

2. The endoscope cleaning device according to claim 1, characterized in that: It also includes a position limiting and fixing mechanism, wherein the position limiting and fixing mechanism is provided with a skeleton through hole; The frame (2) is suitable for passing through the frame through hole; The position limiting and fixing mechanism is provided with a position limiting base (42); Wherein, the lower end of the limiting base (42) is suitable for abutting against the upper end of the outer sheath tube (1); The connecting rod (5) is suitable for abutting against the upper end of the limiting base (42).

3. The endoscope cleaning device according to claim 2, characterized in that: The position limiting and fixing mechanism is also provided with a fixing through-tube (62), and the fixing through-tube (62) and the position limiting base (42) are integrally formed; The fixed through pipe (62) is provided with a skeleton through hole, and the skeleton (2) is suitable for passing through the skeleton through hole; A cleaning agent delivery channel (621) is also provided in the fixed through pipe (62); The flexible cleaning component (3) is provided with a wetting through hole in the axial direction thereof, which is connected to the cleaning agent delivery channel (621); The flexible cleaning component (3) is provided with a plurality of evenly distributed liquid outlet holes in radial direction and connected with the infiltration through hole.

4. The endoscope cleaning device according to claim 3, characterized in that: The limiting base (42) is also provided with a detergent Luer interface (423), and the detergent Luer interface (423) is suitable for connecting to a detergent supply source; A communication channel is provided inside the limiting base (42), and the communication channel is respectively connected to the detergent Luer interface (423) and the detergent delivery channel (621).

5. The endoscope cleaning device according to claim 4, characterized in that: A liquid inlet control valve (424) suitable for controlling liquid inlet is also provided between the communication channel of the limiting base (42) and the detergent Luer interface (423).

6. The endoscope cleaning device according to claim 2, characterized in that: The limiting base (42) is provided with a raised handle portion.

7. The endoscope cleaning device according to claim 1, characterized in that: A developing layer is also provided on the distal end of the outer sheath tube (1).

8. The endoscope cleaning device according to claim 1, characterized in that: The spiral section of the skeleton (2) is a variable diameter spiral structure; The spiral diameter of the proximal part of the spiral segment is larger than the spiral diameter of the distal part, forming a conical spiral structure that gradually shrinks from the proximal end to the distal end.

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