CN216495215U - Straight tube electronic hysteroscope - Google Patents

Abstract

The utility model relates to the technical field of medical appliances, and provides a straight tube electronic hysteroscope, which comprises: a handle; the straight rigid tube is arranged on the handle and extends outwards against the handle; the camera is arranged at one end of the straight rigid tube far away from the handle. Compared with the prior art, the insertion part of the utility model is a straight rigid tube, has enough rigidity and is easy to be inserted into the human body cavity, and due to the straight tube design, the insertion part can enter the human body cavity in a proper condition, and is convenient to rotate in the human body cavity without damaging the inside of the human body cavity, thereby obviously reducing the resistance during insertion and operation.

Description

Straight tube electronic hysteroscope

technical field

The utility model belongs to the technical field of medical appliances, in particular to a straight tube electronic hysteroscope.

Background technique

Electronic hysteroscopy is one of the important tools in the medical setting. At present, there are various types of electronic hysteroscopes, which can be divided into soft mirrors, hard mirrors, etc., according to their characteristics, to observe the uterine cavity of the human body.

The insertion part of the existing electronic hysteroscope is generally soft, or a rigid tube with a certain curvature. In the absence of an outer sheath, the flexible electronic hysteroscope often cannot be inserted into the human cavity due to insufficient rigidity; the rigid tube endoscope with a certain curvature has a large resistance when inserted into the human cavity due to the curved part, which is easy to be inserted into the human cavity. damage to human tissue.

Utility model content

The purpose of the embodiments of the present utility model is to provide a straight tube electronic hysteroscope, which adopts a straight tube design to solve the technical problem that the current electronic hysteroscope is difficult to insert, and minimize the resistance during insertion and operation. At the same time, the straight tube electronic hysteroscope does not need to be equipped with an outer sheath during use, which can simplify the operation steps and reduce the cost of diagnosis and treatment.

In order to achieve the above purpose, the technical solution adopted by the present invention is to provide a straight tube electronic hysteroscope, comprising: a handle; Extending outward; a camera is arranged at one end of the straight rigid tube away from the handle.

The straight tube electronic hysteroscope provided according to the present utility model has at least the following beneficial effects: compared with the prior art, the inserting part of the present utility model is a straight rigid tube, which has sufficient rigidity and can be easily inserted into the human body cavity, Due to the straight tube design, the insertion part can enter the human body cavity along the way, and it is also convenient to rotate in the human body cavity without causing damage to the inside of the human body cavity, which significantly reduces the resistance during insertion and operation.

Optionally, the center of the viewing angle of the camera intersects with the main axis of the straight rigid tube.

Optionally, the handle includes a handle and a rotating handle rotatably disposed at one end of the handle, and the straight rigid tube is fixed on the rotating handle.

Optionally, one end of the straight rigid tube away from the handle is provided with a lens seat, the lens seat is provided with an inclined opening, and the camera head is fixed on the inclined opening.

Optionally, the handle is provided with a drainage channel, the straight rigid pipe is provided with a drainage pipe communicated with the drainage channel, and the lens holder is provided with a drainage hole communicated with the drainage pipe, so the The side wall of the straight rigid pipe is provided with at least two oppositely arranged drainage holes, and the drainage holes communicate with the drainage channel.

Optionally, the handle is provided with a water inlet and an instrument channel, the straight rigid tube is provided with a water inlet and an instrument pipe that communicates with the water inlet and the instrument channel, and the lens holder faces away from the handle. One side is provided with water inlet and instrument holes, and the water inlet and instrument holes are communicated with the water inlet and instrument tubes.

Optionally, an illumination lamp is provided on the lens holder.

Optionally, the straight rigid tube is evenly provided with several scale lines in the axial direction.

Optionally, the straight tube electronic hysteroscope further includes a cervical sealer, and the cervical sealer is slidably arranged on the straight rigid tube.

Optionally, the straight rigid pipe is a steel pipe.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present utility model. For some novel embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

Fig. 1 is the structural representation of the straight tube electronic hysteroscope provided by the embodiment of the present invention;

Fig. 2 is the structural representation when the straight tube electronic hysteroscope provided in Fig. 1 removes part of the shell;

Fig. 3 is the exploded structure schematic diagram of the straight tube electronic hysteroscope provided in Fig. 1;

FIG. 4 is a schematic structural diagram of the lens mount provided in FIG. 3 .

Among them, each reference sign in the figure:

handle 100, handle housing 110, first half-shell 111, second half-shell 112, handle 120, rotary channel 130, drainage channel 140, water inlet and instrument channel 150, electrical signal connector 160;

Straight rigid pipe 200, drainage hole 210;

camera 300;

lens holder 400, inclined port 410, camera hole 420, drainage groove 430, drainage pipe hole 440, water inlet and instrument pipe hole 450;

Water inlet and instrument tubes 500;

Drain pipe 600;

Cervical sealer 700.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

The straight tube electronic hysteroscope provided by the embodiment of the present invention will now be described with reference to the accompanying drawings.

Please refer to FIG. 1 to FIG. 4 , a straight tube electronic hysteroscope includes a handle 100, a straight rigid tube 200 and a camera 300. The straight rigid tube 200 is arranged on the handle 100 and extends outwards away from the handle 100. The insertion part of the tube electronic hysteroscope is used to insert into the human body cavity. The camera 300 is disposed at one end of the straight rigid tube 200, and the end is away from the handle 100, that is, the camera 300 is located at the insertion head of the straight rigid tube 200, and is used to observe the field of view of the front end of the insertion head.

Compared with the prior art, the insertion part of the present invention is a straight rigid tube 200, which has sufficient rigidity and can be easily inserted into the human body cavity. Because of the straight tube design, the insertion part can enter the human body cavity at the same time, which is also convenient. It rotates in the human body cavity without causing damage to the inside of the human body cavity, and significantly reduces the resistance during insertion and operation.

In one embodiment of the present invention, the camera 300 is obliquely arranged on the straight rigid pipe 200, and the center of the viewing angle of the camera 300 intersects with the main axis of the straight rigid pipe 200. When the straight tube electronic hysteroscope rotates, the camera head 300 rotates around the rotation axis at the same time, and takes pictures of the inside of the human body at different angles, so as to expand the observation range of the camera head 300 .

In order to facilitate the rotation of the camera 300 , the handle 100 includes a handle housing 110 and a rotating handle 120 rotatably disposed on one side of the handle housing 110 , and the straight rigid tube 200 is fixedly connected to the rotating handle 120 . The handle 120 is provided with a rotating end 121, the handle shell 110 is symmetrically assembled by a first half-shell 111 and a second half-shell 112, the first half-shell 111 is provided with a left-turn slot, and the second half-shell 112 There is a right turning slot on the upper part, and the left turning slot and the right turning slot are symmetrically matched to form a turning channel 130, and the rotating end 121 is arranged in the turning channel 130 and can be rotated in the turning channel 130, so that the turning handle 120 is rotatably connected to the turning channel. 130 in. The straight rigid tube 200 can be fixed on the rotating handle 120 by bonding, interference fit or other fixed connection methods, and can rotate together with the rotating handle 120 , and then rotate the camera 300 on the straight rigid pipe 200 .

Specifically, one end of the straight rigid tube 200 away from the handle 100 has a lens mount 400 , the lens mount 400 has an inclined opening 410 , and the camera 300 is fixed on the inclined opening 410 . The inclined port 410 is in the shape of a semi-opening and forms a certain angle with the central axis of the lens holder 400 , and its front end has a camera hole 420 passing through the front end of the lens holder 400 , and the camera 300 is placed on the inclined port 410 and abuts against the camera hole 420 On the inner side, it can be fixed on the lens mount 400 through a fixed seat. The above is one of the preferred structures for the inclined arrangement of the camera 300 , and other structures to realize the inclined arrangement of the camera 300 are also within the scope of implementation of the present invention.

Further, the handle 100 is provided with a drainage channel 140, the drainage channel 140 is used for external drainage pipes, the straight rigid pipe 200 is provided with a drainage pipe 600, the drainage pipe 600 is communicated with the drainage channel 140, and the lens holder 400 is provided with a drainage pipe 600. The drain groove 430 communicated with the drain pipe 600, the lens holder 400 is provided with a drain pipe hole 440 for installing the drain pipe 600, the drain pipe hole 440 is communicated with the drain groove 430, and the drain groove 430 is laterally arranged on the lens holder 400, It is perpendicular to the axis of the straight rigid tube 200 . The side wall of the straight rigid pipe 200 is provided with at least two oppositely arranged drainage holes 210. The drainage holes 210 are communicated with the drainage groove 430. After the straight rigid pipe 200 extends into the human body cavity, the liquid in the human body cavity passes through the drainage holes. 210 enters into the drainage groove 430 of the lens group, and flows into the drainage pipe 600 until it is discharged through the drainage channel 140, and the endoscope has a drainage function. In this embodiment, the drainage hole 210 is arranged on the inner side of the straight rigid tube 200, which can reduce the squeezing force on the side wall of the human body cavity when the straight rigid tube 200 is inserted, and the liquid inside the cavity is discharged through the drainage hole 210, which is beneficial to Protection of human orifices.

Further, the handle 100 is provided with a water inlet and an instrument channel 150. The water inlet and instrument channel 150 is used for external water inlet pipes and instrument pipes, and the straight rigid tube 200 is provided with a water inlet and instrument channel 150. The water inlet and instrument tube 500 is provided with a water inlet and instrument hole 450 on the side of the lens holder 400 facing away from the handle 100. The water inlet and instrument hole 450 is communicated with the water inlet and instrument tube 500, and the water flows from the water inlet and instrument channel 150. It enters through the water inlet and instrument tube 500 and the water inlet and instrument hole 450, and flows out from the front end of the straight rigid tube 200, thereby lubricating or replenishing the human body cavity. Surgical instruments enter from the water inlet and instrument channel 150, pass through the water inlet and instrument tube 500 and the water inlet and instrument hole 450, and extend from the front end of the straight rigid tube 200 to perform inspection or surgical operations on human tissue. The central axis of the water inlet and instrument hole 450 is coincident with the axis of the straight rigid tube 200 . It can flow out smoothly along the axial direction of the straight rigid pipe 200, and the water outlet resistance is small.

It should be noted that, both the water inlet and device pipes 500 and the water outlet pipes may be transparent hoses or steel pipes.

In this hysteroscope, the drainage channel 140 is combined with the water inlet and the instrument channel 150 to assist the work of the hysteroscope. The working process of the hysteroscope is as follows: when the straight rigid tube 200 is inserted into the human cavity, the The water and instrument tube 500 provides water flow, and the water flow flows out from the front end of the straight rigid tube 200 to remove obstacles on the human body cavity, and at the same time clean the camera 300, lubricate the human body cavity, and facilitate the entry of the straight rigid tube 200. At the same time, the liquid flows from the straight rigid tube The water flows into the drainage hole 210 on the side wall of the front end of the 200 and is discharged through the drainage channel 140, thereby realizing water circulation. Surgical instruments are inserted from the water inlet and instrument channel 150 and protruded from the front end of the straight rigid tube 200 to perform inspection or surgical operations on human tissue under the visual environment provided by the endoscope.

In another embodiment of the present invention, the lens holder 400 is provided with an illuminating lamp, and the illuminating lamp is used for illuminating the inside of the human body cavity to provide a field of view for the camera 300 . The lighting lamp can be an LED lamp or a light guide fiber.

In another embodiment of the present invention, the straight rigid tube 200 is evenly provided with several scale lines in the axial direction, and the several scale lines are used to indicate the insertion depth of the straight rigid pipe 200 to avoid insertion into the human body too deep or too shallow.

In another embodiment of the present invention, the straight tube electronic hysteroscope further includes a cervical sealer 700 . The cervical sealer 700 is slidably arranged on the straight rigid tube 200 and can slide on the straight rigid tube 200 . Among them, the cervical sealer 700 is sealed and slidably connected to the upper position of the rigid tube. The cervical sealer 700 is made of soft material and has a certain elastic deformation ability. Avoid the outflow of fluid from the uterine cavity.

In another embodiment of the present invention, the straight rigid pipe 200 is a steel pipe, and the steel pipe has good rigidity, good corrosion resistance and impact resistance, and meets the rigidity requirements of the straight rigid pipe 200 . In addition, the straight rigid tube 200 can also be a rigid tube made of other rigid materials, such as a plastic tube, etc., which can also achieve the technical effect of straight insertion in the present invention.

In another embodiment of the present invention, the handle 100 is further provided with an electrical signal connector 160, the electrical signal connector 160 is electrically connected with the camera 300, and the image mirror electrical signal connector 160 captured by the camera 300 is transmitted to the external In the device, the shooting screen of the camera 300 is displayed.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (9)

1. a straight tube electronic hysteroscope, is characterized in that, comprises: handle; A straight rigid tube, which is arranged on the handle and extends outwards away from the handle; The camera head is arranged at one end of the straight rigid tube away from the handle, the end of the straight rigid tube away from the handle has a lens seat, the lens seat has an inclined port, and the camera is fixed on the inclined port . 2 . The straight tube electronic hysteroscope according to claim 1 , wherein the center of the angle of view of the camera intersects with the main axis of the straight rigid tube. 3 . 3. The straight-tube electronic hysteroscope according to claim 2, wherein the handle comprises a handle and a rotary handle that is rotatably arranged at one end of the handle, and the straight rigid tube is fixed on the rotary handle . 4 . The straight tube electronic hysteroscope according to claim 3 , wherein a drainage channel is arranged on the handle, a drainage tube communicated with the drainage channel is arranged in the straight rigid tube, and the lens The seat is provided with a drainage hole communicated with the drainage pipe, the side wall of the straight rigid pipe is provided with at least two drainage holes arranged oppositely, and the drainage holes communicate with the drainage channel. 5. The straight tube electronic hysteroscope according to claim 3, wherein the handle is provided with a water inlet and an instrument channel, and the straight rigid tube is provided with a water inlet and an instrument channel communicated with the water inlet and the instrument channel. Water inlet and instrument tube, the side of the lens holder facing away from the handle is provided with water inlet and instrument holes, and the water inlet and instrument holes are communicated with the water inlet and instrument tubes. 6 . The straight tube electronic hysteroscope according to claim 1 , wherein an illumination lamp is provided on the lens holder. 7 . 7 . The straight tube electronic hysteroscope according to claim 1 , wherein the straight rigid tube is evenly provided with several scale lines in the axial direction. 8 . 8 . The straight-tube electronic hysteroscope according to claim 1 , wherein the straight-tube electronic hysteroscope further comprises a cervical sealer, and the cervical sealer is slidably arranged on the straight rigid tube. 9 . 9 . The straight tube electronic hysteroscope according to claim 1 , wherein the straight rigid tube is a steel tube. 10 .

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