CN210644148U

CN210644148U - Gynaecology and obstetrics's uterine curettage device that does benefit to field of vision open

Info

Publication number: CN210644148U
Application number: CN201921119735.0U
Authority: CN
Inventors: 田庚
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-02
Anticipated expiration: 2029-07-17

Abstract

The utility model provides a do benefit to wide gynaecology and obstetrics's uterine curettage device in field of vision, include: upper leaves, adjusting frames and lower leaves; the upper blade comprises an upper blade front part and a pressing part, and one end of the upper blade front part extends towards one side in an inclined mode to form the pressing part; the upper blade is arranged at the top end of the adjusting frame, and the front part of the upper blade is connected with the adjusting frame in a hinged mode; a positioning screw rod is arranged on the pressing part, and one end of the positioning screw rod sequentially penetrates through the positioning nut, the pressing part and the spring and is hinged with the adjusting frame; the adjusting frame is provided with a sliding groove; the lower blade is arranged on one side of the adjusting frame and is in sliding connection with the sliding groove through a pin; the lower leaf comprises a lower leaf front part and a handle part, and one end of the lower leaf front part extends downwards and vertically to form the handle part. The utility model discloses an improvement to the curettage device of gynaecology and obstetrics has simple structure, uses reliably, facilitates the use, can effectively increase advantages such as operation field of vision in the operation to effectual problem and the not enough that appear in having solved current device.

Description

Gynaecology and obstetrics's uterine curettage device that does benefit to field of vision open

Technical Field

The utility model relates to a medical treatment auxiliary instrument technical field, more specifically say, especially relate to a do benefit to wide gynaecology and obstetrics's uterine curettage device in field of vision.

Background

In obstetrics and gynecology, uterine curettage is used to remove tissues that are not fully retained in the uterine cavity after abortion, to help repair the uterus and to reduce the possibility of bleeding or infection. To increase the field of vision for the open uterine curettage procedure, it is necessary to place a dilator device within the vagina and to expand the vagina.

Chinese patent publication No. CN205885402U discloses a vaginal dilator, which comprises an upper leaf and a lower leaf hinged together, wherein the front part of the upper leaf is of a duckbill shape, and the rear part is a push handle; the front part of the lower leaf is of a duck bill shape, and the rear part is a lower handle; the positioning assembly is used for positioning the opening angle of the upper blade and the lower blade; wherein, the front part of the upper blade is of a duckbill-shaped cavity structure, the top end of the upper blade is closed, the tail part of the upper blade is provided with a tubular connecting piece, and the inner side surface of the upper blade is provided with a plurality of air guide holes. The utility model integrates the vagina expanding and air guiding functions, so that the operation visual field is more complete and clear, and the operation is more convenient. The utility model discloses increased the air guide area, made the air guide effect better. Changes the coating design of the original apparatus and prolongs the service life of the apparatus. The gas guide device simplifies the structure of the device while ensuring that the operation is more flexible and convenient, the gas guide effect is better, the device is simpler to prepare, the cost is lower, the device is easy to be accepted by patients and doctors, and the gas guide device has good application prospect and market prospect.

However, the following disadvantages exist in the use of the above dilator: 1. when the vertical distance between the front part of the upper leaf and the front part of the lower leaf is adjusted, the tightness of the lower positioning nut needs to be adjusted to vertically slide the adjusting bracket, but when the upper leaf and the lower leaf are inserted into a vagina, the upper leaf and the lower leaf are squeezed by the vaginal wall, and at the moment, a plurality of persons need to operate to expand the upper leaf and the lower leaf, wherein, two hands of one person open the upper leaf and the lower leaf to proper positions, and the lower positioning nut is locked by the other person to keep the upper leaf and the lower leaf in an open state, so that the operation is time-consuming and labor-consuming, the distance between the upper leaf and the lower leaf is not easy to control, and; 2. the upper leaves are arranged on the lower leaves in a hinged mode, the phenomenon that the upper leaves impact the lower leaves easily occurs in the process of moving the device, and the device is inconvenient to carry and use.

In view of this, research and improvement are carried out to solve the existing problems, and a gynecological uterine curettage device beneficial to widening the visual field is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a do benefit to wide gynaecology and obstetrics's uterine curettage device of field of vision to the operation of proposing in solving the background art wastes time and energy, is difficult for controlling the interval between upper leaf and the lower leaf moreover, and it is very inconvenient to use, and the problem and the not enough of carrying the use of inconvenient device.

In order to achieve the above object, the utility model provides a do benefit to wide gynaecology and obstetrics's uterine curettage device of field of vision is reached by following specific technological means:

a gynecological uterine curettage device facilitating an open field of vision, comprising: the upper blade, the adjusting frame, the lower blade, the positioning screw, the positioning nut, the spring, the pin, the adjusting screw, the front part of the upper blade, the pressing part, the sliding chute, the front part of the lower blade and the handle part; the upper blade comprises an upper blade front part and a pressing part, and one end of the upper blade front part extends towards one side in an inclined mode to form the pressing part; the upper blade is arranged at the top end of the adjusting frame, and the front part of the upper blade is connected with the adjusting frame in a hinged mode; a positioning screw rod is arranged on the pressing part, and one end of the positioning screw rod sequentially penetrates through the positioning nut, the pressing part and the spring and is hinged with the adjusting frame; the adjusting frame is provided with a sliding groove; the lower blade is arranged on one side of the adjusting frame and is in sliding connection with the sliding groove through a pin; the lower leaf comprises a lower leaf front part and a handle part, and one end of the lower leaf front part extends downwards and vertically to form the handle part; one side of the lower end of the handle part is provided with an adjusting screw rod, and one end of the adjusting screw rod penetrates through the handle part and is connected with the adjusting frame through threads.

Preferably, a through hole matched with the adjusting screw is formed in the handle part, and clamp springs connected with the adjusting screw are arranged on the upper side and the lower side of the through hole.

Preferably, the pin is provided with two positions, and one end of the pin penetrates through the sliding groove and is fixedly connected with the handle part.

Preferably, the spring is sleeved outside the positioning screw rod, and two ends of the spring are respectively abutted against the pressing part and the adjusting frame.

Preferably, the tail end of the pressing part is provided with an anti-slip stripe, and the pressing part is provided with a strip-shaped through hole matched with the positioning screw rod.

Preferably, the front parts of the upper leaf and the lower leaf are in a duckbill shape.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses a set up on the handle portion and run through the through-hole with adjusting screw matched with, just the upper and lower both sides that run through the through-hole are provided with the setting of the jump ring that is connected with adjusting screw, revolve wrong adjusting screw and can make the aperture of upper leaf and lower leaf conveniently adjusted at the operation in-process along handle portion vertical motion.

2. The utility model discloses a pin is provided with two altogether, and the one end of pin runs through spout and handle portion fixed connection's setting, can guarantee that the handle portion of alignment jig along the lower leaf reliably slides.

3. The utility model discloses a spring cup joints in positioning screw's the outside, and the both ends of spring respectively with press the setting of splenium, alignment jig looks butt, can make the upper leaf remain the angle state all the time, can not take place the phenomenon of upper leaf striking lower leaf at carrying device's in-process.

4. The utility model discloses a to the improvement of gynaecology and obstetrics's curettage device, have simple structure, use reliably, facilitate the use, can effectively increase advantages such as operation field of vision in the operation to effectual solution the utility model discloses the problem that proposes in background art is with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the upper blade and the adjusting frame of the present invention.

Fig. 3 is a schematic structural view of the closed state of the upper and lower leaves of the present invention.

In the figure: the upper blade 1, the adjusting frame 2, the lower blade 3, the positioning screw rod 4, the positioning nut 5, the spring 6, the pin 7, the adjusting screw rod 8, the upper blade front part 101, the pressing part 102, the sliding groove 201, the lower blade front part 301 and the handle part 302.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a specific technical embodiment of a gynecological uterine curettage device that facilitates a wide field of vision:

a gynecological uterine curettage device facilitating an open field of vision, comprising: the upper blade 1, the adjusting frame 2, the lower blade 3, the positioning screw rod 4, the positioning nut 5, the spring 6, the pin 7, the adjusting screw rod 8, the upper blade front part 101, the pressing part 102, the sliding groove 201, the lower blade front part 301 and the handle part 302; the upper leaf 1 comprises an upper leaf front part 101 and a pressing part 102, and one end of the upper leaf front part 101 extends obliquely to one side to form the pressing part 102; the upper blade 1 is arranged at the top end of the adjusting frame 2, and the front part 101 of the upper blade is connected with the adjusting frame 2 in a hinged mode; a positioning screw rod 4 is arranged on the pressing part 102, and one end of the positioning screw rod 4 sequentially penetrates through the positioning nut 5, the pressing part 102 and the spring 6 and is hinged with the adjusting frame 2; the adjusting frame 2 is provided with a sliding chute 201; the lower blade 3 is arranged on one side of the adjusting frame 2, and the lower blade 3 is connected with the sliding groove 201 in a sliding mode through a pin 7; the lower leaf 3 comprises a lower leaf front part 301 and a handle part 302, and one end of the lower leaf front part 301 extends downwards vertically to form the handle part 302; an adjusting screw 8 is arranged on one side of the lower end of the handle part 302, and one end of the adjusting screw 8 penetrates through the handle part 302 and is connected with the adjusting frame 2 through threads.

Specifically, the handle portion 302 is provided with a through hole matched with the adjusting screw 8, and the upper side and the lower side of the through hole are provided with clamp springs connected with the adjusting screw 8, so that the clamp springs can prevent the adjusting screw 8 from axially moving in the through hole in the process of screwing the adjusting screw 8.

Specifically, the pin 7 is provided with two places altogether, and the one end of pin 7 runs through spout 201 and handle portion 302 fixed connection, and in the vertical motion's of alignment jig 2 in-process, two places pin 7 can play the guide effect to the slip of alignment jig 2, guarantee that alignment jig 2 reliably slides along handle portion 302 of lower leaf 3.

Specifically, the spring 6 is sleeved outside the positioning screw rod 4, two ends of the spring 6 are respectively abutted to the pressing part 102 and the adjusting frame 2, when the device is carried, the spring 6 can abut the pressing part 102 to the positioning nut 5, so that the upper blade 1 always keeps an angle state, and the phenomenon that the upper blade 1 impacts the lower blade 3 cannot occur in the carrying process of the device.

Specifically, the end of the pressing portion 102 is provided with an anti-slip stripe, and the pressing portion 102 is provided with a strip-shaped through hole matched with the positioning screw rod 4, so that when the positioning nut 5 is screwed to adjust the opening and closing angle of the upper blade 1, the positioning screw rod 4 can move in the strip-shaped through hole.

Specifically, the shapes of the upper lobe front 101 and the lower lobe front 301 are duckbill shapes.

The method comprises the following specific implementation steps:

when a uterine curettage operation is carried out, the upper blade 1 and the lower blade 3 are inserted into a vagina under the condition of being closed, when the operation visual field needs to be widened, the vagina can be expanded through two modes, one mode can screw the positioning nut 5 on the positioning screw rod 4 to enable the upper blade 1 to rotate along the top end of the adjusting frame 2, the operation visual field is changed by adjusting the opening and closing angle of the upper blade 1, the other mode can screw the adjusting screw rod 8 on the handle part 302, as the adjusting screw rod 8 is connected with the lower end of the adjusting frame 2 through threads, the adjusting frame 2 can be driven to move upwards slowly along the handle part 302 in the process of screwing the adjusting screw rod 8, the opening degrees of the upper blade 1 and the lower blade 3 are adjusted, the whole process can be finished by only one hand, the operation is greatly convenient, in addition, when the device is carried, the spring 6 sleeved outside the positioning screw rod 4 can abut the pressing part 102 on the positioning nut 5, the upper blade 1 is always kept in an angle state, the phenomenon that the upper blade 1 impacts the lower blade 3 cannot occur in the process of carrying the device, and the device is convenient to carry.

In summary, the following steps: according to the gynecological uterine curettage device beneficial to widening of the visual field, the handle part is provided with the through hole matched with the adjusting screw rod, the upper side and the lower side of the through hole are provided with the clamp springs connected with the adjusting screw rod, the adjusting screw rod is screwed to enable the adjusting frame to vertically move along the handle part, and the opening degree of the upper leaf and the opening degree of the lower leaf can be conveniently adjusted in the operation process; the adjusting frame is provided with two positions through the pin, and one end of the pin penetrates through the sliding groove and is fixedly connected with the handle part, so that the adjusting frame can be ensured to reliably slide along the handle part of the lower blade; the spring is sleeved outside the positioning screw rod, and two ends of the spring are respectively abutted with the pressing part and the adjusting frame, so that the upper blade can always keep an angle state, and the phenomenon that the upper blade impacts the lower blade cannot occur in the process of carrying the device. The utility model discloses a to the improvement of gynaecology and obstetrics's curettage device, have simple structure, use reliably, facilitate the use, can effectively increase advantages such as operation field of vision in the operation to effectual solution the utility model discloses the problem that proposes in background art is with not enough.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gynecological uterine curettage device facilitating an open field of vision, comprising: the device comprises an upper leaf (1), an adjusting frame (2), a lower leaf (3), a positioning screw (4), a positioning nut (5), a spring (6), a pin (7), an adjusting screw (8), an upper leaf front part (101), a pressing part (102), a sliding groove (201), a lower leaf front part (301) and a handle part (302); the method is characterized in that: the upper blade (1) comprises an upper blade front part (101) and a pressing part (102), and one end of the upper blade front part (101) extends towards one side in an inclined mode to form the pressing part (102); the upper blade (1) is arranged at the top end of the adjusting frame (2), and the front part (101) of the upper blade is connected with the adjusting frame (2) in a hinged mode; a positioning screw rod (4) is arranged on the pressing part (102), and one end of the positioning screw rod (4) sequentially penetrates through the positioning nut (5), the pressing part (102) and the spring (6) and is hinged with the adjusting frame (2); a sliding groove (201) is formed in the adjusting frame (2); the lower blade (3) is arranged on one side of the adjusting frame (2), and the lower blade (3) is in sliding connection with the sliding groove (201) through a pin (7); the lower leaf (3) comprises a lower leaf front part (301) and a handle part (302), and one end of the lower leaf front part (301) extends downwards and vertically to form the handle part (302); one side of the lower end of the handle part (302) is provided with an adjusting screw rod (8), and one end of the adjusting screw rod (8) penetrates through the handle part (302) and is connected with the adjusting frame (2) through threads.

2. An gynecological uterine curettage device for facilitating a wide field of vision according to claim 1, characterized in that: the handle portion (302) is provided with a through hole matched with the adjusting screw rod (8), and clamp springs connected with the adjusting screw rod (8) are arranged on the upper side and the lower side of the through hole.

3. An gynecological uterine curettage device for facilitating a wide field of vision according to claim 1, characterized in that: the pin (7) is provided with two positions, and one end of the pin (7) penetrates through the sliding groove (201) and is fixedly connected with the handle part (302).

4. An gynecological uterine curettage device for facilitating a wide field of vision according to claim 1, characterized in that: the spring (6) is sleeved on the outer side of the positioning screw rod (4), and two ends of the spring (6) are respectively abutted to the pressing part (102) and the adjusting frame (2).

5. An gynecological uterine curettage device for facilitating a wide field of vision according to claim 1, characterized in that: the tail end of the pressing part (102) is provided with anti-slip stripes, and the pressing part (102) is provided with strip-shaped through holes matched with the positioning screw rods (4).

6. An gynecological uterine curettage device for facilitating a wide field of vision according to claim 1, characterized in that: the shapes of the upper leaf front part (101) and the lower leaf front part (301) are duckbill shapes.