CN213552226U

CN213552226U - Cervical dilator

Info

Publication number: CN213552226U
Application number: CN202022280932.XU
Authority: CN
Inventors: 赵常利
Original assignee: Guanhao Medical Technology Huizhou Co ltd
Current assignee: Guanhao Medical Technology Huizhou Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-06-29
Anticipated expiration: 2030-10-14

Abstract

The utility model relates to the technical field of medical equipment, in particular to a cervical dilator, which comprises an upper dilator leaf and a lower dilator leaf which are hinged with each other, wherein the end surface of the upper dilator leaf is provided with a pressing handle, the opposite surfaces of the upper dilator leaf and the lower dilator leaf are both provided with grooves, and the inner parts of the grooves are connected with a movable plate in a sliding way, the cervical dilator realizes the movement of a fluorescent rod through the movable plates arranged inside the upper dilator leaf and the lower dilator leaf, the cervical dilator has a built-in design, avoids the damage of devices to the inner wall of the uterine cavity, and is convenient for the one-hand operation of a user through a shifting block 5 arranged at the bottom of the lower dilator leaf, the design is reasonable, the operation is simple, the upper dilator leaf pressing handle is fixed through a bolt, the operation of medical care personnel during the use is convenient, the cervical dilator is more humanized, the dilator is novel in, is worthy of enterprise production and popularization to the society.

Description

Cervical dilator

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a cervical dilator.

Background

Cervical dilator mainly applies to hospital gynaecology and obstetrics, generally carry out progressively expansion with the cervix with the different dilators of a plurality of pipe diameter standards quantitatively when using, thereby be convenient for next further treatment procedure, cervical dilator all generally need cooperate the glow stick to use, but the cervical reflection of light can take place for the light that fluorescence light source sent sometimes, medical personnel need to remove the dilator and judge whether the white region that appears moves, thereby judge whether fluorescence light source or pathology, but if directly remove the dilator must bring very big discomfort for the patient, even cause the damage to patient's uterus inner wall.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the prior art has defects of damage to the inner wall of the uterus of a patient caused by a movable dilator and provides a cervical dilator.

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

designing a cervical dilator, comprising an upper dilator leaf and a lower dilator leaf which are hinged with each other, wherein the end surface of the upper dilator leaf is provided with a pressing handle, the opposite surfaces of the upper dilator leaf and the lower dilator leaf are both provided with grooves, and the interior of the groove is connected with a movable plate in a sliding way, the end surface of the movable plate is adhered with a fluorescent bar, the bottom of the lower leaf of the expander is provided with a through hole, the inner part of the through hole is connected with a shifting block in a pin joint way, the inner part of the lower blade of the expander is connected with a rotating shaft in a rotating way, two groups of take-up reels are arranged on the end surface of the rotating shaft at intervals, pull ropes are connected between the take-up reels and the moving plate, a connecting block is arranged on the outer wall of the rotating shaft, and a connecting rod is connected between the shifting block and the connecting block by a pin, fixing plates are arranged on the inner walls of the upper leaf and the lower leaf of the expander, and the end surface of the movable plate is provided with a limiting plate, and a spring is fixedly connected between the limiting plate and the fixed plate.

Preferably, the two sides of the inner portion of the groove are both provided with sliding grooves, and the two sides of the moving plate are provided with sliding blocks which are slidably connected inside the sliding grooves.

Preferably, guide wheels are arranged on two sides of the inner part of the upper leaf of the expander, and the pull rope of the upper leaf of the expander is connected with the take-up reel and the movable plate through the guide wheels respectively.

Preferably, the end face of the upper leaf pressing handle of the expander is provided with a guide groove, and a bolt in threaded connection with the end face of the lower leaf of the expander is movably inserted in the guide groove.

The utility model provides a pair of cervical dilator, beneficial effect lies in: the utility model discloses a set up the removal that the glotton was realized to the inside movable plate of leaf under leaf and the expander on the expander, built-in design, the damage of device to the uterus inner wall has been avoided, and through the shifting block of setting in the expander bottom of leaf, convenient to use person's one-hand operation, reasonable in design, and easy operation, come to fix the handle to the expander upper leaf pressure through the bolt that sets up, the operation of the medical personnel of being convenient for when using, comparatively humanized, this expander modern design, and the cost is not high, be worth enterprise's production and popularize to the society.

Drawings

Fig. 1 is a schematic structural view of a cervical dilator according to the present invention;

fig. 2 is an enlarged schematic structural view of a region a of the cervical dilator of the present invention;

fig. 3 is a schematic perspective view of the cervical dilator of the present invention.

In the figure: 1. an expander upper leaf; 2. the lower leaf of the dilator; 3. a groove; 4. moving the plate; 5. shifting blocks; 6. a rotating shaft; 7. a take-up reel; 8. pulling a rope; 9. connecting blocks; 10. a connecting rod; 11. a fluorescent bar; 12. a chute; 13. a guide wheel; 14. a fixing plate; 15. a limiting plate; 16. a spring; 17. a guide groove; 18. and (4) bolts.

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.

Referring to fig. 1-3, a cervical dilator comprises an upper dilator leaf 1 and a lower dilator leaf 2 which are hinged to each other, a pressing handle is arranged on the end surface of the upper dilator leaf 1, grooves 3 are arranged on the opposite surfaces of the upper dilator leaf 1 and the lower dilator leaf 2, a moving plate 4 is connected to the inside of each groove 3 in a sliding manner, a fluorescent rod 11 is bonded on the end surface of the moving plate 4, a through hole is arranged at the bottom of the lower dilator leaf 2, a shifting block 5 is connected to the inside of the through hole in a pin joint manner, a rotating shaft 6 is connected to the inside of the lower dilator leaf 2 in a rotating manner, two groups of take-up reels 7 are arranged on the end surface of the rotating shaft 6 at intervals, pull ropes 8 are connected between the take-up reels 7 and the moving plate 4, a connecting block 9 is arranged on the outer wall of the rotating shaft 6, and a connecting rod 10 is connected between the shifting, and a limiting plate 15 is arranged on the end surface of the moving plate 4, and a spring 16 is fixedly connected between the limiting plate 15 and the fixed plate 14.

The inside both sides of recess 3 all are provided with spout 12, and the both sides of movable plate 4 are provided with the slider of sliding connection inside spout 12, the inside both sides of leaf 1 all are provided with leading wheel 13 on the expander, and the stay cord 8 of leaf 1 on the expander is connected with take-up reel 7 and movable plate 4 respectively through leading wheel 13, the effectual help stay cord 8 of leading wheel 13 that sets up leads, avoid 8 twines of stay cord to tie a knot, be provided with guide slot 17 on the terminal surface of leaf 1 pressure handle on the expander, and the inside activity of guide slot 17 is pegged graft and is had the bolt 18 with 2 terminal surface threaded connection of leaf under the expander, it fixes 1 pressure handle on the expander through bolt 18, the operation of medical personnel when using of being convenient for.

A working mode; the during operation, with 11 adhesions of glow stick on the terminal surface of movable plate 4, medical personnel can insert this expander and connect to patient's uterus inside and expand this moment, if the white region is difficult to judge whether for reflection of light or pathology this moment appears, the user can buckle shifting block 5 with the finger, shifting block 5 drives pivot 6 through connecting rod 10 and rotates, then realize take-up reel 7 and drive two sets of stay cords 8 and remove, thereby pulling movable plate 4 drives glow stick 11 and removes, the user can judge according to the change of light source this moment, need not to rotate the expander, bring the biggest comfort for the patient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a seed cervical dilator, includes looks articulated expander upper lobe (1) and expander under lobe (2), and is provided with on the terminal surface of expander upper lobe (1) and presses handle, its characterized in that: the opposite surfaces of the upper expander leaf (1) and the lower expander leaf (2) are respectively provided with a groove (3), the inner part of each groove (3) is slidably connected with a movable plate (4), the end face of each movable plate (4) is bonded with a fluorescent rod (11), the bottom of each lower expander leaf (2) is provided with a through hole, the inner pin joint of each through hole is rotatably provided with a shifting block (5), the inner part of each lower expander leaf (2) is rotatably connected with a rotating shaft (6), two groups of take-up reels (7) are arranged on the end face of each rotating shaft (6) at intervals, pull ropes (8) are respectively connected between the take-up reels (7) and the movable plates (4), the outer wall of each rotating shaft (6) is provided with a connecting block (9), connecting rods (10) are connected between the shifting blocks (5) and the connecting blocks (9) in a pin joint manner, and fixing plates (14) are respectively arranged on the inner, and the end surface of the moving plate (4) is provided with a limiting plate (15), and a spring (16) is fixedly connected between the limiting plate (15) and the fixed plate (14).

2. The cervical dilator of claim 1, wherein: the two sides of the interior of the groove (3) are both provided with sliding grooves (12), and the two sides of the moving plate (4) are provided with sliding blocks which are connected inside the sliding grooves (12) in a sliding mode.

3. The cervical dilator of claim 1, wherein: guide wheels (13) are arranged on two sides of the interior of the upper leaf (1) of the expander, and a pull rope (8) of the upper leaf (1) of the expander is connected with the take-up reel (7) and the moving plate (4) through the guide wheels (13) respectively.

4. The cervical dilator of claim 1, wherein: the end face of the pressing handle of the upper leaf (1) of the expander is provided with a guide groove (17), and a bolt (18) in threaded connection with the end face of the lower leaf (2) of the expander is movably inserted in the guide groove (17).