CN221431023U - Tee joint device for hysteroscope - Google Patents

Abstract

The utility model discloses a three-way device for hysteroscopes, which belongs to the technical field of medical appliances, and comprises a main pipe and a branch pipe, wherein the branch pipe is connected to the middle part of the main pipe, and the rear end of the main pipe is provided with a switch mechanism; the switch mechanism further comprises a first shell, the first shell is coaxially connected to the rear end of the main pipe, the first shell is connected with a second shell, and the second shell is connected with a third shell; the first shell is internally provided with a rotating bearing, the rotating bearing is internally provided with a rotating ring, the side wall of the rotating ring is provided with conical teeth, the middle part of the rotating ring is provided with a mounting ring, the mounting ring is hinged with three sector baffles, the three sector baffles have the same structure and have 120-degree central angles, and the other ends of the three sector baffles are connected to the rotating ring through rotating arms. The utility model can control the outflow of the uterine swelling liquid, avoid pollution and is convenient to operate.

Description

Tee joint device for hysteroscope

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a three-way device for a hysteroscope.

Background

The hysteroscope is a new, minimally invasive gynecological diagnosis and treatment technology, is used for a fiber light source endoscope for intrauterine examination and treatment, and comprises a hysteroscope, an energy system, a light source system, a perfusion system and an imaging system; the anterior part of the endoscope body is used for entering the uterine cavity, and the observed part has an amplifying effect, so that the method is a first-choice examination method for gynecological hemorrhagic diseases and intrauterine lesions intuitively and accurately; the hysteroscope not only can determine the position, size, appearance and range of a focus, but also can carefully observe the tissue structure on the surface of the focus, draw materials or position uterine curettage under direct vision, greatly improve the accuracy of diagnosing intrauterine diseases, update, develop and make up for the defects of the traditional diagnosis and treatment method.

At present, in the hysteroscopy process, a bulge Gong Ye needs to be injected into the uterine cavity of a patient, and some hysteroscopes have no drainage structure, so that the bulge Gong Ye flows out of an instrument channel during operation, and pollution and inconvenience in operation are caused.

Disclosure of utility model

The utility model aims at: aims at providing a three-way device for hysteroscope, which can control the outflow of uterine cavity expanding liquid, avoid pollution and has convenient operation.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

The three-way device for the hysteroscope comprises a main pipe and a branch pipe, wherein the branch pipe is connected to the middle part of the main pipe, and the rear end of the main pipe is provided with a switch mechanism;

The switch mechanism further comprises a first shell, the first shell is coaxially connected to the rear end of the main pipe, the first shell is connected with a second shell, and the second shell is connected with a third shell;

The novel fan-shaped baffle plate comprises a first shell, wherein a rotating bearing is arranged in the first shell, a rotating ring is arranged in the rotating bearing, conical teeth are arranged on the side wall of the rotating ring, a mounting ring is arranged in the middle of the rotating ring, three fan-shaped baffle plates are hinged to the mounting ring, the three fan-shaped baffle plates are identical in structure and have a central angle of 120 degrees, and the other ends of the three fan-shaped baffle plates are connected to the rotating ring through rotating arms.

Further defined, the second casing is rotationally connected with a first rotating shaft, a bevel gear and a driven gear are connected to the first rotating shaft, and the bevel gear is meshed with the bevel teeth on the side wall of the rotating ring.

Further limited, the third casing rotation is connected with the second pivot, the one end of second pivot is connected with the driving gear, driving gear and driven gear meshing, driving gear and driven gear are located the third casing, the other end of second pivot is connected with the handle.

Further limited, the spout has been seted up to the arc inner wall of third casing, the spout both ends are connected with first draw-in groove and second draw-in groove respectively, be connected with the connecting rod in the second pivot, the end connection of connecting rod has the fixture block, fixture block sliding connection is in the spout, be equipped with the spring between the outer wall of third casing and the handle.

Further limited, the end part of the branch pipe is of a cone structure, so that the branch pipe is convenient to be connected with a drainage rubber pipe; the handle is of a butterfly structure, so that the handle can be conveniently rotated by hands.

Compared with the prior art, the utility model has the following beneficial effects:

1. Through tee bend device, can control the outflow of palace liquid of expanding, avoid causing the pollution, convenient operation.

2. The opening and closing of the instrument channel can be controlled by the switch mechanism to adapt to different requirements of examination and treatment.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view of a switch mechanism according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a partial rear view of a switch mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a switch mechanism in a partial cross-sectional configuration according to an embodiment of the present utility model;

the main reference numerals are as follows:

The main pipe 1, the branch pipe 2, the first housing 3, the rotary bearing 31, the rotary ring 32, the mounting ring 33, the sector plate 34, the rotary arm 35, the second housing 4, the first rotary shaft 41, the bevel gear 42, the driven gear 43, the third housing 5, the second rotary shaft 51, the driving gear 52, the handle 53, the chute 54, the first clamping groove 541, the second clamping groove 542, the connecting rod 55, the clamping block 56, and the spring 57.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

Examples

The three-way device for the hysteroscope can control the outflow of the uterine cavity expanding liquid, avoid pollution and is convenient to operate. The device comprises a main pipe 1 and a branch pipe 2, wherein the branch pipe 2 is connected to the middle part of the main pipe 1, the front end of the main pipe 1 is connected with a hysteroscope, the rear end of the main pipe 1 is used as an instrument channel for the entrance of instruments, and the rear end of the main pipe 1 is connected with a rubber sleeve to prevent uterine curettage liquid from flowing out from the rear end of the main pipe 1. The branch pipe 2 is used for discharging the bulge Gong Ye, and the end part of the branch pipe 2 is of a cone structure, so that the branch pipe 2 is conveniently connected with a drainage rubber pipe, and the front end of the main pipe 1 and the branch pipe 2 are in a normally-on state.

When the hysteroscope is used for examination, no instrument is needed to enter; for treatment, access from the rear end of the main tube 1 is required using the relevant instruments. Therefore, in order to control the communication state between the rear end and the front end of the main pipe 1, the rear end of the main pipe 1 is provided with a switch mechanism, the switch mechanism further comprises a first shell 3, the first shell 3 is coaxially connected to the rear end of the main pipe 1, the first shell 3 is connected with a second shell 4, and the second shell 4 is connected with a third shell 5; the three shells are sequentially connected together so as to facilitate the installation of the switch mechanism.

Wherein, install the rolling bearing 31 in the first casing 3, install the swivel bearing 31 in, the lateral wall of swivel ring 32 is equipped with the awl tooth, and swivel ring 32 middle part is equipped with collar 33, articulates on the collar 33 has three sector baffle 34, and the structure of three sector baffle 34 is the same and the central angle is 120, and the other end of three sector baffle 34 passes through swivel arm 35 to be connected on swivel ring 32. The second casing 4 is rotatably connected with a first rotating shaft 41, the first rotating shaft 41 is connected with a bevel gear 42 and a driven gear 43, and the bevel gear 42 is meshed with conical teeth on the side wall of the rotating ring 32. The third casing 5 is rotatably connected with a second rotating shaft 51, one end of the second rotating shaft 51 is connected with a driving gear 52, the driving gear 52 is meshed with the driven gear 43, the driving gear 52 and the driven gear 43 are located in the third casing 5, and the other end of the second rotating shaft 51 is connected with a handle 53 with a butterfly structure. The spout 54 has been seted up to the arc inner wall of third casing 5, and spout 54 both ends are connected with first draw-in groove 541 and second draw-in groove 542 respectively, are connected with connecting rod 55 on the second pivot 51, and the end connection of connecting rod 55 has fixture block 56, and fixture block 56 sliding connection is equipped with spring 57 in spout 54 between the outer wall of third casing 5 and handle 53.

The working principle of the utility model is as follows:

When hysteroscopes are used for examination, no instrument is required, so three scalloped baffles 34 are required to be in a closed state. At this time, the medical staff pushes the handle 53 by hand to move the clamping block 56 out of the first clamping groove 541, the spring 57 is compressed, then the handle 53 is rotated clockwise, the handle 53 drives the driving gear 52 and the connecting rod 55 to rotate through the second rotating shaft 51, the clamping block 56 slides in the sliding groove 54, meanwhile, the driving gear 52 drives the driven gear 43, the first rotating shaft 41 and the bevel gear 42 to rotate, the bevel gear 42 drives the rotating ring 32 to rotate anticlockwise, the rotating ring 32 drives the three fan-shaped baffles 34 to rotate anticlockwise until the three fan-shaped baffles 34 are closed, the clamping block 56 reaches the other end of the sliding groove 54, the medical staff releases the handle 53, the spring 57 springs up, the clamping block 56 is clamped into the second clamping groove 542, the second rotating shaft 51 is prevented from rotating reversely, and the three fan-shaped baffles 34 are in a stable closed state. During inspection, the bulge Gong Ye flows in from the front end of the main pipe 1 and is discharged through the branch pipe 2.

When hysteroscopes are used for treatment, the relevant instrument is needed, so that three sector baffles 34 are required to be in an open state for the passage of the instrument through the main tube 1 and hysteroscope. At this time, the medical staff pushes the handle 53 by hand to move the clamping block 56 out of the second clamping groove 542, the spring 57 is compressed, then the handle 53 is rotated anticlockwise, the handle 53 drives the driving gear 52 and the connecting rod 55 to rotate through the second rotating shaft 51, the clamping block 56 slides in the sliding groove 54, meanwhile, the driving gear 52 drives the driven gear 43, the first rotating shaft 41 and the bevel gear 42 to rotate, so that the bevel gear 42 drives the rotating ring 32 to rotate clockwise, the rotating ring 32 drives the three sector baffles 34 to rotate clockwise, until the three sector baffles 34 are completely opened, the clamping block 56 reaches the other end of the sliding groove 54, the medical staff releases the handle 53, the spring 57 is sprung, the clamping block 56 is clamped into the first clamping groove 541, the second rotating shaft 51 is prevented from rotating reversely, and the three sector baffles 34 are in a stable opening state. During treatment, the bulge Gong Ye flows in from the front end of the main pipe 1 and then is discharged through the branch pipe 2, and meanwhile, the instrument passes through the main pipe 1 and the hysteroscope to enter the uterus.

The three-way device for the hysteroscope is described in detail. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (6)

1. A tee bend device for hysteroscope, its characterized in that: the device comprises a main pipe (1) and a branch pipe (2), wherein the branch pipe (2) is connected to the middle part of the main pipe (1), and a switch mechanism is arranged at the rear end of the main pipe (1);

The switch mechanism further comprises a first shell (3), the first shell (3) is coaxially connected to the rear end of the main pipe (1), the first shell (3) is connected with a second shell (4), and the second shell (4) is connected with a third shell (5);

Install rolling bearing (31) in first casing (3), install swivel bearing (32) in rolling bearing (31), the lateral wall of swivel ring (32) is equipped with the awl tooth, swivel ring (32) middle part is equipped with collar (33), it has three fan-shaped baffle (34) to articulate on collar (33), the structure of three fan-shaped baffle (34) is the same and the central angle is 120, the other end of three fan-shaped baffle (34) is connected on swivel ring (32) through rotating arm (35).

2. A three-way device for hysteroscopes as claimed in claim 1, wherein: the second shell (4) is rotationally connected with a first rotating shaft (41), the first rotating shaft (41) is connected with a bevel gear (42) and a driven gear (43), and the bevel gear (42) is meshed with conical teeth on the side wall of the rotating ring (32).

3. A three-way device for hysteroscopes as claimed in claim 2, wherein: the novel portable electric motor is characterized in that a second rotating shaft (51) is rotationally connected to the third shell (5), one end of the second rotating shaft (51) is connected with a driving gear (52), the driving gear (52) is meshed with a driven gear (43), the driving gear (52) and the driven gear (43) are located in the third shell (5), and the other end of the second rotating shaft (51) is connected with a handle (53).

4. A three-way device for hysteroscopes, as claimed in claim 3, wherein: the arc inner wall of third casing (5) has seted up spout (54), spout (54) both ends are connected with first draw-in groove (541) and second draw-in groove (542) respectively, be connected with connecting rod (55) on second pivot (51), the end connection of connecting rod (55) has fixture block (56), fixture block (56) sliding connection is in spout (54), be equipped with spring (57) between the outer wall of third casing (5) and handle (53).

5. A three-way device for hysteroscopes as claimed in claim 1, wherein: the end part of the branch pipe (2) is of a cone structure.

6. A three-way device for hysteroscopes, as claimed in claim 3, wherein: the handle (53) is of a butterfly structure.