CN214073527U

CN214073527U - Cervical dilator for gynecological operation

Info

Publication number: CN214073527U
Application number: CN202022679956.2U
Authority: CN
Inventors: 乔印玲; 邓桂林; 卢韦
Original assignee: Guizhou Aerospace Hospital
Current assignee: Guizhou Aerospace Hospital
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-31
Anticipated expiration: 2030-11-19

Abstract

A cervical dilator for gynecological operation, which relates to the technical field of medical instruments; a fixing frame is fixed on the outer side of a vertical end in the lower pressing frame, a groove is formed in the fixing frame, a pushing block is inserted in the groove, guide grooves are formed in the fixing frames on the front side and the rear side of the groove in a penetrating manner, guide blocks are fixed on the front side and the rear side of each pushing block in a penetrating manner, a horizontal end in each guide block is arranged in the guide groove in a penetrating manner, a vertical end in each guide block is arranged on the outer side of the fixing frame, a connecting block is fixed between the upper sides of the vertical ends of the front guide block and the rear guide block and arranged on the upper side of the fixing frame, a plurality of positioning holes are formed in the fixing frame on the upper side of each guide groove, positioning pins are inserted into the positioning holes after penetrating through the vertical ends of the guide blocks, slots are formed in the vertical end in the upper pressing frame, and the right sides of the pushing blocks are inserted into the slots; under the condition that the whole cervix is completely exposed, the manual operation intensity of medical personnel is reduced, so that the medical personnel can conveniently operate.

Description

Cervical dilator for gynecological operation

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to gynaecology's operation cervical expands and props ware.

Background

With the continuous improvement of the operation technology of gynecological operations and the application of new instruments in clinic, the gynecological operations are developing towards minimally invasive surgery, the common gynecological types include laparoscopic surgery, hysteroscopic surgery, vaginal surgery and the like, when some operations are performed, the cervix uteri of a patient needs to be dilated, the existing operation is to place a dilator into the vagina, the vagina is dilated to expose the cervix uteri, the cervical dilator is also called as a vaginal speculum clinically and has a size which is selected according to the width of the vagina, in the actual use process, two handles need to be fixed by adjusting bolts penetrating through the two handles, the operation of screwing the bolts needs to have certain strength, and the situation of thread slipping is easy to occur, so that medical workers are inconvenient to operate, and the working strength is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's gynaecology's operation cervical dilator, under the condition that makes whole cervical expose completely, alleviate medical personnel's manual operation intensity to the medical personnel of being convenient for operate.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the device comprises an upper pressing frame and a lower pressing frame, wherein the upper pressing frame and the lower pressing frame are hinged through a hinge shaft; the device also comprises a fixed frame, a pushing block and a sliding rod, wherein the fixed frame is fixed on the outer side of the vertical end in the lower pressing frame, a groove is formed in the fixed frame, the pushing block is inserted in the groove, guide grooves are formed in the fixed frame on the front side and the rear side of the groove in a penetrating manner, guide blocks are fixed on the front side and the rear side of the pushing block in a penetrating manner, the guide blocks are arranged in an L-shaped structure, the horizontal end in each guide block is arranged in the guide groove in a penetrating manner, the vertical end in each guide block is arranged on the outer side of the fixed frame, a connecting block is fixed between the upper sides of the vertical ends of the front guide block and the rear guide block and is arranged on the upper side of the fixed frame, a plurality of positioning holes are formed in the fixed frame on the upper side of the guide grooves, positioning pins penetrate through the vertical ends of the guide blocks and are inserted in the positioning holes, slots are formed in the vertical ends in the upper pressing frame, the right sides of the pushing block are inserted in the slots, sliding grooves and the upper pressing frame on the front side and the rear sides of the slots in a penetrating manner, the pushing block is embedded and fixed with a sliding rod at one side in the slot, and the sliding rod is arranged in the sliding groove in a vertical sliding mode.

Further, the upper side of mount around the symmetry be fixed with the sliding rail, the corresponding sliding tray has been seted up to the bottom of connecting block, the connecting block passes through the sliding tray and slides the setting on the sliding rail about.

Further, one side of the vertical end of push down the frame be fixed with articulated seat, articulated seat sets up in the downside of mount, it is provided with the support to articulate through articulated axle in the articulated seat, and the support sets up for "L" shape structure, it all has seted up several locking hole to serve in articulated seat and the support mesohorizontality, the check lock lever is inserted and is established in the locking hole in articulated seat and the support, be fixed with the telescopic link on the support, the upper end of telescopic link is fixed with the kicking block, the bottom bilateral symmetry of kicking block is fixed with the guide arm, the guide arm is worn to establish in the support, the bottom cover of support is equipped with the support, the bottom mounting of guide arm is on the interior bottom surface of support.

Further, the telescopic link contain fixed column, movable rod and location arch, the fixed column is fixed on the support, the movable rod is worn to establish in the fixed column, the several constant head tank has been seted up to the symmetry around on the rampart of fixed column, the symmetry inlays to establish and is fixed with the spring around the bottom of movable rod, the other end of spring is fixed with the location arch, the location arch is inserted and is established in the constant head tank.

After the structure is adopted, the beneficial effects of the utility model are that: the utility model discloses in a gynaecology's operation cervical dilator under the condition that makes whole cervical expose completely, alleviate medical personnel's manual operation intensity to the medical personnel of being convenient for operate.

Description of the drawings:

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

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Fig. 5 is an enlarged view of the portion C in fig. 2.

Fig. 6 is a schematic view of the connection between the middle guide block and the connection block of the present invention.

Fig. 7 is a schematic structural view of the middle telescopic rod of the present invention.

Description of reference numerals:

the device comprises an upper pressing frame 1, a slot 1-1, a sliding groove 1-2, a lower pressing frame 2, a fixing frame 3, a groove 3-1, a guide groove 3-2, a positioning hole 3-3, a pushing block 4, a locking rod 5, a support 6, a guide block 7, a connecting block 8, a sliding groove 8-1, a positioning pin 9, a sliding rod 10, a sliding rail 11, a hinged seat 12, a support 13, a locking hole 13-1, a telescopic rod 14, a fixed column 14-1, a movable rod 14-2, a positioning bulge 14-3, a positioning groove 14-4, a spring 14-5, a top block 15 and a guide rod 16.

The specific implementation mode is as follows:

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 7, the following technical solutions are adopted in the present embodiment: the device comprises an upper pressing frame 1 and a lower pressing frame 2, wherein the upper pressing frame 1 and the lower pressing frame 2 are hinged through a hinge shaft; the device also comprises a fixed frame 3, a pushing block 4 and a sliding rod 10, the fixed frame 3 is fixed on the outer side of the vertical end in the lower pressing frame 2 through hot melting, a slot 3-1 is arranged in the fixed frame 3, the pushing block 4 is inserted in the slot 3-1, guide slots 3-2 are arranged on the fixed frame 3 at the front side and the rear side of the slot 3-1, guide blocks 7 are fixed on the front side and the rear side of the pushing block 4 through hot melting, the guide blocks 7 are arranged in an L-shaped structure, the horizontal end in each guide block 7 is arranged in the guide slot 3-2 in a penetrating way, the vertical end in each guide block 7 is arranged on the outer side of the fixed frame 3, a connecting block 8 is fixed between the upper sides of the vertical ends of the front guide block 7 and the rear guide block, the connecting block 8 is arranged on the upper side of the fixed frame 3 through hot melting, sliding rails 11 are symmetrically fixed on the front side and the rear side of the fixed frame 3, and corresponding sliding slots 8-1 are arranged at the bottom of the connecting block 8, the connecting block 8 is arranged on the sliding rail 11 in a left-right sliding mode through a sliding groove 8-1, when the connecting block 8 slides, the connecting block is guided through the sliding fit of the sliding rail 11 and the sliding groove 8-1, a plurality of positioning holes 3-3 are formed in the fixing frame 3 positioned on the upper side of the guide groove 3-2, the positioning pins 9 penetrate through the vertical end of the guide block 7 and are inserted into the positioning holes 3-3, a slot 1-1 is formed in the vertical end of the upper pressing frame 1, the right side of the pushing block 4 is inserted into the slot 1-1, sliding grooves 1-2 are formed in the upper pressing frame 1 positioned on the front side and the rear side of the slot 1-1 in a penetrating mode, a sliding rod 10 is embedded in one side of the pushing block 4 positioned in the slot 1-1 and is fixed through hot melting, and the sliding rod 10 is arranged in the sliding grooves 1-2 in an up-down sliding mode;

a hinged seat 12 is fixed on one side of the vertical end of the lower pressing frame 2 in a hot melting mode, the hinged seat 12 is arranged on the lower side of the fixed frame 3, a support 13 is hinged in the hinged seat 12 through a hinged shaft, the support 13 is arranged in an inverted L-shaped structure, a plurality of locking holes 13-1 are formed in the hinged seat 12 and the horizontal end of the support 13, a locking rod 5 is inserted in the locking holes 13-1 in the hinged seat 12 and the support 13, a telescopic rod 14 is fixed on the support 13 in a hot melting mode, the telescopic rod 14 comprises a fixed column 14-1, a movable rod 14-2 and a positioning bulge 14-3, the fixed column 14-1 is fixed on the support 13 in a hot melting mode, a movable rod 14-2 penetrates through the fixed column 14-1, a plurality of positioning grooves 14-4 are symmetrically formed in the front and back of the annular wall of the fixed column 14-1, springs 14-5 are symmetrically embedded in the front and back of the bottom end of the movable rod 14-2 in a hot melting mode, the other end of the spring 14-5 is fixed with a positioning bulge 14-3 in a hot melting mode, the positioning bulge 14-3 is inserted into a positioning groove 14-4, the positioning bulge 14-3 is in sliding fit with the positioning groove 14-4 to support and limit the movable rod 14-2, the upper end of the movable rod 14-2 is fixed with a top block 15 in a hot melting mode, guide rods 16 are symmetrically fixed to the left and right of the bottom of the top block 15 in a hot melting mode, the guide rods 16 penetrate through a support 13, a support 6 is sleeved at the bottom of the support 13, the bottom end of each guide rod 16 is fixed to the inner bottom surface of the support 6 in a hot melting mode, the movable rod 14-2 moves to drive the top block 15 to move, the guide rods 16 drive the support 6 to move, the support 6 is supported on an operating table, and then the lower pressing frame 2 is supported.

The working principle of the specific embodiment is as follows: when the device is used, lubricating oil is smeared at the duckbill positions in the upper pressure frame 1 and the lower pressure frame 2, the duckbill positions stretch into the vagina of a patient, the duckbill positions in the lower pressure frame 2 are attached to the lower side skin of the vagina, the sliding rod 10 is driven to slide in the sliding groove 1-2 by driving the pushing block 4 to push the upper pressure frame 1 to rotate around the hinged shaft of the upper pressure frame and the lower pressure frame 2, the duckbill positions in the upper pressure frame 1 are rotated to be in contact with the upper side skin of the vagina to be unfolded, the connecting block 8 is manually driven to push in the left and right directions in the operation process, the guide block 7 is driven to move, the pushing block 4 is driven to move, after the movement, the inserting positioning is carried out through the positioning pin 9, the upper pressure frame 1 is enabled to be in a stable state in the vagina, and the operation of medical personnel is facilitated; meanwhile, the positioning protrusions 14-3 on the front side and the rear side are manually pressed, the spring 14-5 is stressed and compressed, the positioning protrusions 14-3 are separated from the positioning grooves 14-4, the movable rod 14-2 is moved in height, the top end of the movable rod 14-2 is connected with the ejector block 15, the guide rod 16 is driven by the ejector block 15 to move in height, the support 6 is moved in height until the support 6 is supported on an operating table, the positioning protrusions 14-3 are slidably inserted into the corresponding positioning grooves 14-4, the movable rod 14-2 is fixed, and finally the locking rod 5 is manually inserted into the locking hole 13-1, so that the lower pressing frame 2 is reinforced and supported, and the stability is enhanced.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the sliding rod 10 slides in the sliding groove 1-2 by pushing of the pushing block 4, the upper pressing frame 1 is driven to rotate around a hinged point of the upper pressing frame and the lower pressing frame 2, the duckbill part in the upper pressing frame 1 extrudes and expands the skin on the upper side of the vagina, and the upper pressing frame 1 is limited by the positioning pin 9;

2. the lower pressing frame 2 is supported by matching the support 6 and the support 13, so that the stability of the whole use is enhanced.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A cervical dilator for gynecological operation comprises an upper pressing frame (1) and a lower pressing frame (2), wherein the upper pressing frame (1) and the lower pressing frame (2) are hinged through a hinge shaft; the method is characterized in that: the device also comprises a fixed frame (3), a pushing block (4) and a sliding rod (10), wherein the fixed frame (3) is fixed on the outer side of the vertical end in the lower pressing frame (2), a groove (3-1) is formed in the fixed frame (3), the pushing block (4) is inserted in the groove (3-1), guide grooves (3-2) are formed in the fixed frame (3) on the front side and the rear side of the groove (3-1) in a penetrating manner, guide blocks (7) are fixed on the front side and the rear side of the pushing block (4), the guide blocks (7) are arranged in an L-shaped structure, the horizontal end in each guide block (7) is arranged in the guide groove (3-2) in a penetrating manner, the vertical end in each guide block (7) is arranged on the outer side of the fixed frame (3), a connecting block (8) is fixed between the upper sides of the vertical ends of the front guide block (7) and the rear guide block (7), the connecting block (8) is arranged on the upper side of the fixed frame (3), a plurality of positioning holes (3-3) are formed in a fixing frame (3) located on the upper side of a guide groove (3-2), positioning pins (9) penetrate through the vertical ends of guide blocks (7) and are inserted into the positioning holes (3-3), slots (1-1) are formed in the vertical ends of upper pressing frames (1), the right sides of pushing blocks (4) are inserted into the slots (1-1), sliding grooves (1-2) are formed in the upper pressing frames (1) located on the front side and the rear side of the slots (1-1) in a penetrating mode, sliding rods (10) are embedded in one sides of the pushing blocks (4) located in the slots (1-1) and fixed to the sliding rods (10), and the sliding rods (10) are arranged in the sliding grooves (1-2) in a vertical sliding mode.

2. The cervical dilator for gynecological operation according to claim 1, wherein: sliding rails (11) are symmetrically fixed on the front and back of the upper side of the fixing frame (3), corresponding sliding grooves (8-1) are formed in the bottom of the connecting block (8), and the connecting block (8) is arranged on the sliding rails (11) in a left-right sliding mode through the sliding grooves (8-1).

3. The cervical dilator for gynecological operation according to claim 1, wherein: a hinged seat (12) is fixed on one side of the vertical end of the lower pressure frame (2), the hinged seat (12) is arranged on the lower side of the fixed frame (3), a support (13) is hinged in the hinged seat (12) through a hinged shaft, and support (13) set up for "L" shape structure of falling, several locking hole (13-1) have all been seted up on articulated seat (12) and support (13) well level end, check lock pole (5) are inserted and are established in locking hole (13-1) in articulated seat (12) and support (13), be fixed with telescopic link (14) on support (13), the upper end of telescopic link (14) is fixed with kicking block (15), the bottom bilateral symmetry of kicking block (15) is fixed with guide arm (16), guide arm (16) are worn to establish in support (13), the bottom cover of support (13) is equipped with support (6), the bottom mounting of guide arm (16) is on the interior bottom surface of support (6).

4. The cervical dilator for gynecological operation according to claim 3, wherein: the telescopic rod (14) comprises a fixed column (14-1), a movable rod (14-2) and a positioning bulge (14-3), the fixed column (14-1) is fixed on the support (13), the movable rod (14-2) penetrates through the fixed column (14-1), a plurality of positioning grooves (14-4) are symmetrically formed in the front and back of the annular wall of the fixed column (14-1), springs (14-5) are symmetrically embedded and fixed in the front and back of the bottom end of the movable rod (14-2), the other end of each spring (14-5) is fixed with the positioning bulge (14-3), and the positioning bulge (14-3) is inserted into the positioning groove (14-4).