A hysteroscopic endoscope

Abstract

The utility model provides a hysteroscopic endoscope, belonging to the technical field of endoscopes, comprising: a handle; a connecting seat, which is provided with an insertion hole, a first instrument hole, a limiting groove and a water inlet hole, one end of the first instrument hole is connected to the insertion hole, the other end of the first instrument hole is connected to the limiting groove, and the water inlet hole is connected to the first instrument hole; a knob seat, which is rotatably connected to the handle, the knob seat is connected to the connecting seat and can drive the connecting seat to rotate; a waterproof component, which comprises a waterproof block, the waterproof block is arranged in the knob seat, the waterproof block can move along the axial direction of the knob seat and can contact or separate from the connecting seat, the waterproof block is provided with at least three movable protrusions, the movable protrusions are located in the limiting grooves, and the movable protrusions can be inwardly contacted or outwardly separated. The waterproof block can be opened and closed by the movable protrusion located in the limit groove, which can be inwardly contacted or outwardly separated and in contact with or separated from the connecting seat, thereby ensuring that the waterproof block can play a good waterproof effect when the movable protrusion is inwardly contacted, and ensuring that the waterproof block can pass equipment when the movable protrusion is outwardly separated, thereby realizing flexible adjustment of the waterproof structure.

Description

Technical Field

[0001] The utility model belongs to the technical field of endoscopes and relates to a hysteroscopic endoscope. Background Art

[0002] At present, hysteroscopic endoscopes are necessary for the diagnosis and treatment of urethral and uterine cavity diseases in clinical medicine. Hysteroscopic endoscopes and hysteroscopic technology have been widely used in clinical practice and are important tools for the diagnosis and treatment of urological diseases. For example, an invention patent with application number CN202111400720.3 provides a hysteroscopic endoscope, which includes a gripping handle, a camera device, and an insertion tube connected to the gripping handle. The camera device is arranged at the end of the insertion tube away from the gripping handle. The gripping handle is also provided with a rotating assembly connected to the insertion tube to drive the insertion tube to rotate in the uterine cavity through the rotating assembly. The right end of the rotating assembly is provided with an operating hole connected to the insertion tube, so that medical instruments can be inserted into the uterine cavity through the insertion tube through the operating hole.

[0003] Some existing technical solutions are inconvenient in inserting instruments. Although other technical solutions can insert instruments from the handle knob, they lack flexible water-stop adjustment structure and cannot guarantee whether water will flow back out from the working channel of the knob, leaving much room for improvement. Summary of the invention

[0004] The utility model aims to solve the above problems in the prior art and proposes a hysteroscopic endoscope.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a hysteroscopic endoscope, comprising:

[0006] handle;

[0007] A connecting seat, which is provided with an insertion hole, a first instrument hole, a limiting groove and a water inlet hole, one end of the first instrument hole is connected to the insertion hole, the other end of the first instrument hole is connected to the limiting groove, and the water inlet hole is connected to the first instrument hole;

[0008] A knob seat, which is rotatably connected to the handle, and the knob seat is connected to the connecting seat and can drive the connecting seat to rotate;

[0009] A waterproof component includes a waterproof block, which is arranged in the knob seat. The waterproof block can move along the axial direction of the knob seat and can contact or separate from the connecting seat. The waterproof block is provided with at least three movable protrusions, which are located in the limiting grooves, and the movable protrusions can be inwardly contacted or outwardly separated.

[0010] In the above-mentioned hysteroscopic endoscope, the waterproof assembly further comprises a button seat, the button seat is connected to the knob seat and can move along the axial direction of the knob seat, the button seat is connected to the waterproof block and can drive the waterproof block to move, the button seat is provided with a second instrument hole, when the movable protrusion is inwardly contacted, the first instrument hole is separated from the second instrument hole, when the movable protrusion is everted and separated, the first instrument hole is connected to the second instrument hole;

[0011] When the button seat is separated from the waterproof block, each of the movable protrusions is inwardly contacted and causes the waterproof block to seal the first instrument hole. When the waterproof block is in contact with the button seat, each of the movable protrusions can be pushed in by the button seat and turned outwardly and separated to open the first instrument hole.

[0012] In the above-mentioned hysteroscopic endoscope, the waterproof component also includes a positioning seat and a reset member, the handle is also provided with a first serrated portion distributed along its own circumference, and a separation groove is provided every two first serrated portions, the button seat is provided with a second serrated portion, the positioning seat is arranged between the waterproof block and the button seat, the positioning seat is provided with a third serrated portion and a first positioning block, the second serrated portion and the third serrated portion are staggered and can contact the third serrated portion, the button seat can push the positioning seat to separate the first positioning block from the first serrated portion and rotate the positioning seat through the second serrated portion, the reset member contacts the positioning seat and pushes the positioning seat close to the button seat, so that the positioning seat is rotated and inserted into the separation groove or between two adjacent first serrated portions through the first positioning block.

[0013] In the above-mentioned hysteroscopic endoscope, the resetting member is configured as an elastic member, one end of the elastic member contacts the waterproof block, and the other end of the elastic member contacts the positioning seat.

[0014] In the above-mentioned hysteroscopic endoscope, the button seat is provided with a second positioning block, and the second positioning block is arranged in the separation groove and can move along the length direction of the separation groove.

[0015] The above-mentioned hysteroscopic endoscope further includes an insertion tube, which can be inserted into the insertion hole and contact the knob seat. The insertion tube is provided with a curved portion, and the knob seat can drive the insertion tube to rotate through the connecting seat, thereby driving the curved portion to turn.

[0016] In the above-mentioned hysteroscopic endoscope, the insertion tube includes a hard tube, a steering tube and a hose, the steering tube is sleeved on the hard tube, and the hose is sleeved on the steering tube.

[0017] In the above-mentioned hysteroscopic endoscope, the hard tube is a rigid part, the steering tube includes a rigid part and a flexible part, the rigid part and the flexible part are arranged alternately, and the hose is a flexible part.

[0018] In the above-mentioned hysteroscopic endoscope, the handle is provided with a water inlet pipe and a water inlet switch, the water inlet pipe is connected with the water inlet hole, and the water inlet switch is provided on the water inlet pipe and is used to control the on-off of the water inlet pipe.

[0019] In the above-mentioned hysteroscopic endoscope, the handle is provided with a water outlet pipe and a water outlet switch, the connecting seat is provided with a water outlet hole, the water outlet hole is connected with the insertion hole, the water outlet pipe is connected with the water outlet hole, and the water outlet switch is provided on the water outlet pipe and is used to control the on and off of the water outlet pipe.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The opening and closing of the waterproof block can be realized by the movable protrusion located in the limit groove, which can be inwardly contacted or outwardly separated and in contact with or separated from the connecting seat, so as to ensure that the waterproof block can play a good waterproof effect when the movable protrusion is inwardly contacted, and ensure that the waterproof block can pass the instrument when the movable protrusion is outwardly separated, thereby realizing the flexible adjustment of the waterproof structure.

[0022] 2. The instrument can be inserted from the second instrument hole and the button seat can be controlled to contact or separate with the waterproof block through the button seat, so as to realize whether the first instrument hole is connected with the second instrument hole or not, and at the same time, the waterproof block can be opened and closed outside the handle.

[0023] 3. Through the adjustment structure of the coaxial spring, a passage structure is realized in which the button seat can maintain contact with the connecting seat by pressing the button seat once, and a waterproof structure in which the button seat can be separated from the connecting seat by pressing the button seat again, which is simple to control and has a stable structure.

[0024] 4. The reset member can not only push the positioning seat close to the button seat and rotate the positioning seat through the first positioning block to insert it into the separation groove or between two adjacent first serrations to achieve the position switching of the waterproof block, but also give the waterproof block a force to move toward the connecting seat, so that the sealing effect between the waterproof block and the connecting seat is better.

[0025] 5. The second positioning block is arranged in the separation groove and can move along the length direction of the separation groove, so that the button seat can be circumferentially positioned to prevent it from rotating, and at the same time, the button seat can be prevented from being pushed by the reset member through the positioning seat and then falling out of the knob seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic structural diagram of the hysteroscopic endoscope of the present utility model.

[0027] Figure 2 It is a rear view of the hysteroscopic endoscope of the present utility model.

[0028] Figure 3 for Figure 2 Cross-sectional view from AA perspective.

[0029] Figure 4 It is an exploded view of the connecting seat, knob seat and waterproof structure of the utility model.

[0030] Figure 5 This is an exploded view of the connection seat, knob seat and waterproof structure of the utility model from another perspective.

[0031] In the figure, 100, handle; 110, water inlet pipe; 120, water inlet switch; 130, water outlet pipe; 140, water outlet switch; 200, connecting seat; 210, insertion hole; 220, first instrument hole; 230, limiting groove; 240, water inlet hole; 250, water outlet hole; 300, knob seat; 310, first serrated portion; 320, separation groove; 400, waterproof component; 410, waterproof block; 411, movable protrusion; 420, button seat; 421, second instrument hole; 422, second serrated portion; 423, second positioning block; 430, positioning seat; 431, three serrated portions; 432, first positioning block; 440, reset member; 500, insertion tube; 510; bending portion; 520, hard tube; 530, steering tube; 531, rigid portion; 532, flexible portion; 540, hose. DETAILED DESCRIPTION

[0032] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0033] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0034] In addition, in the present invention, the descriptions of "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0037] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0038] like Figure 1-Figure 5 As shown, a hysteroscope includes a handle 100, a connecting seat 200, a knob seat 300 and a waterproof component 400.

[0039] Among them, the connecting seat 200 is provided with an insertion hole 210, a first instrument hole 220, a limiting groove 230 and a water inlet hole 240, one end of the first instrument hole 220 is connected to the insertion hole 210, the other end of the first instrument hole 220 is connected to the limiting groove 230, and the water inlet hole 240 is connected to the first instrument hole 220.

[0040] The knob seat 300 is rotatably connected to the handle 100 , and the knob seat 300 is connected to the connecting seat 200 and can drive the connecting seat 200 to rotate.

[0041] Among them, the waterproof component 400 includes a waterproof block 410, which is arranged in the knob seat 300. The waterproof block 410 can move along the axial direction of the knob seat 300 and can contact or separate from the connecting seat 200. The waterproof block 410 is provided with at least three movable protrusions 411, and the movable protrusions 411 are located in the limiting groove 230. The movable protrusions 411 can be inwardly contacted or outwardly separated.

[0042] In this embodiment, the waterproof block 410 is opened and closed by the movable protrusion 411 located in the limiting groove 230, which can be inwardly contacted or outwardly separated and in contact with or separated from the connecting seat 200, thereby ensuring that the waterproof block 410 can play a good waterproof effect when the movable protrusion 411 is inwardly contacted, and ensuring that the waterproof block 410 can pass equipment when the movable protrusion 411 is outwardly separated, thereby realizing flexible adjustment of the waterproof structure.

[0043] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, the waterproof component 400 also includes a button seat 420, which is connected to the knob seat 300 and can move along the axial direction of the knob seat 300, and the button seat 420 is connected to the waterproof block 410 and can drive the waterproof block 410 to move, and the button seat 420 is provided with a second instrument hole 421, when the movable protrusion 411 is inwardly contacted, the first instrument hole 220 is separated from the second instrument hole 421, and when the movable protrusion 411 is turned outwardly and separated, the first instrument hole 220 is connected to the second instrument hole 421.

[0044] Among them, when the button seat 420 is separated from the waterproof block 410, each of the movable protrusions 411 is inwardly contacted and causes the waterproof block 410 to seal the first instrument hole 220. When the waterproof block 410 is in contact with the button seat 420, each of the movable protrusions 411 can be pushed in by the button seat 420 and turned outward and separated to open the first instrument hole 220.

[0045] In this embodiment, instruments can be introduced from the second instrument hole 421 and the button seat 420 can be controlled to contact or separate with the waterproof block 410, thereby realizing whether the first instrument hole 220 is connected to the second instrument hole 421. At the same time, the waterproof block 410 can be opened and closed outside the handle 100.

[0046] like Figure 1-Figure 5As shown, on the basis of the above embodiment, the waterproof assembly 400 further includes a positioning seat 430 and a reset member 440, the handle 100 is further provided with a first serrated portion 310 distributed along its circumference, and every two first serrated portions 310 are provided with a separation groove 320, the button seat 420 is provided with a second serrated portion 422, the positioning seat 430 is provided between the waterproof block 410 and the button seat 420, the positioning seat 430 is provided with a third serrated portion 431 and a first positioning block 432, the second serrated portion 422 and the first serrated portion 433 are provided with a third serrated portion 434, and the third serrated portion 435 is provided with a third serrated portion 436. The third serration portion 431 is staggered and can contact the third serration portion 431, the button seat 420 can push the positioning seat 430 to separate the first positioning block 432 from the first serration portion 310 and rotate the positioning seat 430 through the second serration portion 422, the reset member 440 contacts the positioning seat 430 and pushes the positioning seat 430 close to the button seat 420, and rotates the positioning seat 430 through the first positioning block 432 to insert it into the separation groove 320 or between two adjacent first serration portions 310.

[0047] In this embodiment, through the adjustment structure of the coaxial spring, a passage structure is realized in which the button seat can maintain contact with the connecting seat 200 by pressing the button once, and a waterproof structure can be separated from the connecting seat 200 by pressing the button again. The control is simple and the structure is stable.

[0048] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, the reset member 440 is configured as an elastic member, one end of the elastic member contacts the waterproof block 410 , and the other end of the elastic member contacts the positioning seat 430 .

[0049] In this embodiment, the reset member 440 can not only push the positioning seat 430 to approach the button seat 420 and rotate the positioning seat 430 to insert it into the separation groove 320 or between two adjacent first serrations 310 through the first positioning block 432 to achieve the position switching of the waterproof block 410, but also give the waterproof block 410 a force to move toward the connecting seat 200, so that the contact sealing effect between the waterproof block 410 and the connecting seat 200 is better.

[0050] In addition, as another embodiment, the reset member 440 can be set as an elastic member, and one end of the elastic member is connected to the handle 100 , and the other end of the elastic member is in contact with the positioning seat 430 .

[0051] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, the button seat 420 is provided with a second positioning block 423 , and the second positioning block 423 is disposed in the separation groove 320 and can move along the length direction of the separation groove 320 .

[0052] In this embodiment, the second positioning block 423 is arranged in the separation groove 320 and can move along the length direction of the separation groove 320, so that the button seat 420 can be circumferentially positioned to prevent it from rotating, and at the same time, the button seat 420 can be prevented from being pushed by the reset member 440 through the positioning seat 430 and then falling off from the knob seat 300.

[0053] like Figure 1-Figure 5 As shown, on the basis of the above embodiment, it also includes an insertion tube 500, which can be inserted into the insertion hole 210 and contact the knob seat 300. The insertion tube 500 is provided with a bending portion 510. The knob seat 300 can drive the insertion tube 500 to rotate through the connecting seat 200, thereby driving the bending portion 510 to turn.

[0054] In this embodiment, the knob seat 300 can drive the insertion tube 500 to rotate through the connection seat 200, thereby driving the bending portion 510 to turn. Therefore, the rotation of the knob seat 300 can drive the insertion tube 500 to turn away from one end of the handle 100.

[0055] like Figure 1-Figure 5 As shown, based on the above embodiment, the insertion tube 500 includes a hard tube 520 , a steering tube 530 and a hose 540 . The steering tube 530 is sleeved on the hard tube 520 , and the hose 540 is sleeved on the steering tube 530 .

[0056] Specifically, the hard tube 520 is a rigid member, the steering tube 530 includes a rigid portion 531 and a flexible portion 532 , the rigid portion 531 and the flexible portion 532 are alternately arranged, and the hose 540 is a flexible member.

[0057] In this embodiment, the steering tube 530 is a rigid structure except for the portion corresponding to the bending portion 510 , and can rotate in all directions through the staggered rigid portions 531 and the flexible portions 532 .

[0058] like Figure 1-Figure 5 As shown, based on the above embodiment, the handle 100 is provided with a water inlet pipe 110 and a water inlet switch 120, the water inlet pipe 110 is connected to the water inlet hole 240, and the water inlet switch 120 is arranged on the water inlet pipe 110 and is used to control the on and off of the water inlet pipe 110.

[0059] like Figure 1-Figure 5As shown, on the basis of the above embodiment, the handle 100 is provided with a water outlet pipe 130 and a water outlet switch 140, the connecting seat 200 is provided with a water outlet hole 250, the water outlet hole 250 is connected with the insertion hole 210, the water outlet pipe 130 is connected with the water outlet hole 250, and the water outlet switch 140 is provided on the water outlet pipe 130 and is used to control the on and off of the water outlet pipe 130.

Claims

1. A hysteroscopic endoscope, characterized in that: include: handle; A connecting seat, which is provided with an insertion hole, a first instrument hole, a limiting groove and a water inlet hole, one end of the first instrument hole is connected to the insertion hole, the other end of the first instrument hole is connected to the limiting groove, and the water inlet hole is connected to the first instrument hole; A knob seat, which is rotatably connected to the handle, and the knob seat is connected to the connecting seat and can drive the connecting seat to rotate; A waterproof component includes a waterproof block, which is arranged in the knob seat. The waterproof block can move along the axial direction of the knob seat and can contact or separate from the connecting seat. The waterproof block is provided with at least three movable protrusions, which are located in the limiting grooves, and the movable protrusions can be inwardly contacted or outwardly separated.

2. A hysteroscopic endoscope according to claim 1, characterized in that: The waterproof assembly further comprises a button seat, which is connected to the knob seat and can move along the axial direction of the knob seat, and is connected to the waterproof block and can drive the waterproof block to move, and the button seat is provided with a second instrument hole, when the movable protrusion is inwardly contacted, the first instrument hole is separated from the second instrument hole, and when the movable protrusion is outwardly separated, the first instrument hole is connected to the second instrument hole; When the button seat is separated from the waterproof block, each of the movable protrusions is inwardly contacted and causes the waterproof block to seal the first instrument hole. When the waterproof block is in contact with the button seat, each of the movable protrusions can be pushed in by the button seat and turned outwardly and separated to open the first instrument hole.

3. A hysteroscopic endoscope according to claim 2, characterized in that: The waterproof component also includes a positioning seat and a reset member. The handle is also provided with a first serrated portion distributed along its circumference, and a separation groove is provided for every two first serrated portions. The button seat is provided with a second serrated portion. The positioning seat is provided between the waterproof block and the button seat. The positioning seat is provided with a third serrated portion and a first positioning block. The second serrated portion and the third serrated portion are staggered and can contact the third serrated portion. The button seat can push the positioning seat to separate the first positioning block from the first serrated portion and rotate the positioning seat through the second serrated portion. The reset member contacts the positioning seat and pushes the positioning seat to approach the button seat, so that the positioning seat is rotated and inserted into the separation groove or between two adjacent first serrated portions through the first positioning block.

4. A hysteroscopic endoscope according to claim 3, characterized in that: The reset member is configured as an elastic member, one end of the elastic member contacts the waterproof block, and the other end of the elastic member contacts the positioning seat.

5. A hysteroscopic endoscope according to claim 3, characterized in that: The button seat is provided with a second positioning block, and the second positioning block is arranged in the separation groove and can move along the length direction of the separation groove.

6. A hysteroscopic endoscope according to claim 1, characterized in that: It also includes an insertion tube, which can be inserted into the insertion hole and contact the knob seat. The insertion tube is provided with a curved portion. The knob seat can drive the insertion tube to rotate through the connecting seat, thereby driving the curved portion to turn.

7. A hysteroscopic endoscope according to claim 6, characterized in that: The insertion tube comprises a hard tube, a steering tube and a hose, the steering tube is sleeved on the hard tube, and the hose is sleeved on the steering tube.

8. A hysteroscopic endoscope according to claim 7, characterized in that: The hard tube is a rigid part, the steering tube includes a rigid part and a flexible part, the rigid part and the flexible part are arranged alternately, and the hose is a flexible part.

9. A hysteroscopic endoscope according to claim 1, characterized in that: The handle is provided with a water inlet pipe and a water inlet switch, the water inlet pipe is communicated with the water inlet hole, and the water inlet switch is arranged on the water inlet pipe and is used to control the on and off of the water inlet pipe.

10. A hysteroscopic endoscope according to claim 9, characterized in that: The handle is provided with a water outlet pipe and a water outlet switch, the connecting seat is provided with a water outlet hole, the water outlet hole is connected with the insertion hole, the water outlet pipe is connected with the water outlet hole, and the water outlet switch is provided on the water outlet pipe and is used to control the on and off of the water outlet pipe.

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