CN210330630U

CN210330630U - Obstetrical surgery retractor

Info

Publication number: CN210330630U
Application number: CN201920544480.6U
Authority: CN
Inventors: 冯莉; 姚华蓉; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-20
Filing date: 2019-04-20
Publication date: 2020-04-17
Anticipated expiration: 2029-04-20

Abstract

The utility model discloses an obstetrical surgery drag hook, which comprises a housin, peg graft on the top of casing has the one end of round bar, and the other end of round bar extends into the inner chamber of casing, the outer wall bottom of round bar and the inner wall threaded connection of casing, the bottom central point of round bar puts the coupling has the cylinder, the outer wall of cylinder all has the arc gyro wheel through the connecting rod coupling all around, the spout has been seted up to the inner chamber bottom of casing, the inner chamber left and right sides of spout all is embedded to have the one end of slider, and the other end of slider extends the upper surface of spout, two the inboard joint of slider has the spring, the connecting plate is installed on the top of slider. This obstetrical surgery drag hook can change the length of drag hook tractive according to the user demand, need not the manual work or change the drag hook of different length and can carry out slight adjustment to the length of tractive, and the precision is high, easy operation, and the use is nimble, and the practicality is strong, is convenient for operate in the operation.

Description

Obstetrical surgery retractor

Technical Field

The utility model relates to an obstetrical department equipment technical field specifically is an obstetrical department operation drag hook.

Background

The gynaecology and obstetrics is one of four main subjects of clinical medicine, mainly researches the etiology, pathology, diagnosis and prevention of female reproductive organ diseases, the physiological and pathological changes of pregnancy and childbirth, the prevention and diagnosis and treatment of high-risk pregnancy and dystocia, female reproductive internal secretion, family planning, female health care and the like, when a patient is subjected to caesarean section or other operations in the clinical gynecology department, the surgical draw hook is usually used for drawing, but the length of the existing surgical draw hook is fixed, when in operation, if the pulling length of the operation drag hook needs to be changed, the medical staff can only manually pull the drag hook or change the drag hook with different length to change the pulling length, but the manual pulling of the drag hook can reduce the pulling precision and is inconvenient for the next operation, however, changing the drag hook with different length is not easy to operate in the operation, so based on the above disadvantages, there is a need for a device to improve the above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an obstetrical surgery retractor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the obstetric surgery retractor comprises a shell, wherein one end of a round rod is inserted into the top end of the shell in a splicing mode, the other end of the round rod extends into an inner cavity of the shell, the bottom end of the outer wall of the round rod is in threaded connection with the inner wall of the shell, a cylinder is connected to the center of the bottom end of the round rod in a shaft mode, arc-shaped rollers are connected to the periphery of the outer wall of the cylinder in a shaft mode through connecting rods, a chute is formed in the bottom end of the inner cavity of the shell, one end of a sliding block is embedded into each of the left side and the right side of the inner cavity of the chute, the other end of the sliding block extends out of the upper surface of the chute, springs are clamped on the inner sides of the two sliding blocks, a connecting plate is installed;

the drag hook mechanism comprises a connecting seat, the left side of the connecting seat is in threaded connection with one end of a screw rod, the other end of the screw rod extends into an inner cavity of the connecting seat, a rotary disc is clamped on the left side of the screw rod, a drag hook main body is axially connected to the right side of the screw rod, and a slide way formed in the lower surface of the connecting seat extends out of the bottom end of the drag hook main body;

the screw connection of the right side top of casing has the spliced pole, solid fixed ring is installed on the right side of spliced pole.

Preferably, the number of the connecting rods is four, and the four connecting rods are distributed on the outer wall of the column body at intervals of 90 degrees in a clockwise manner.

Preferably, the inner side surfaces of the two connecting plates are in a slant arc surface.

Preferably, the diameter distance of the arc-shaped roller is equal to the maximum distance between the two connecting plates.

Preferably, the shape of the connecting plate is L-shaped.

Compared with the prior art, the beneficial effects of the utility model are that: this obstetrical surgery drag hook, through the cooperation between spliced pole and the solid fixed ring, thereby can fix the device on external equipment, through the casing, the round bar, the cylinder, the connecting rod, the arc gyro wheel, the spout, the slider, cooperation between spring and the connecting plate, can remove two drag hook mechanisms simultaneously to the outside or to the inboard, thereby carry out the tractive operation, through the connecting seat, the screw rod, cooperation between carousel and the drag hook main part, thereby can carry out slight adjustment to the length of tractive, the device can change the length of drag hook tractive according to the user demand, the drag hook that need not artifical or change different length can carry out slight adjustment to the length of tractive, the precision is high, and easy operation, flexible use, therefore, the clothes hanger is strong in practicability, be convenient for operate in the operation.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a bottom view of the connecting rod of the present invention;

fig. 3 is a schematic view of the drag hook mechanism of the present invention.

In the figure: 1. the novel draw hook comprises a shell, 2, a round rod, 3, a column body, 4, a connecting rod, 5, an arc-shaped roller, 6, a sliding groove, 7, a sliding block, 8, a spring, 9, a connecting plate, 10, a draw hook mechanism, 1001, a connecting seat, 1002, a screw rod, 1003, a rotary disc, 1004, a draw hook main body, 11, a connecting column, 12 and a fixing ring.

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. 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.

Referring to fig. 1-3, the present invention provides a technical solution: a retractor for obstetrical surgery comprises a shell 1, one end of a round rod 2 is inserted at the top end of the shell 1, the other end of the round rod 2 extends into an inner cavity of the shell 1, the bottom end of the outer wall of the round rod 2 is in threaded connection with the inner wall of the shell 1, the round rod 2 is rotated to enable the round rod 2 to move upwards or downwards in the inner cavity of the shell 1, a cylinder 3 is connected to the center position of the bottom end of the round rod 2 in a shaft mode, arc-shaped rollers 5 are connected to the periphery of the outer wall of the cylinder 3 in a shaft mode through connecting rods 4, a sliding groove 6 is formed in the bottom end of the inner cavity of the shell 1, one end of a sliding block 7 is embedded in each of the left side and the right side of the inner cavity of the sliding groove 6, the other end of the sliding block 7 extends out of the upper surface of the sliding groove 6, springs 8 are clamped on the inner sides of the two sliding blocks 7 and are, the connecting plate 9 is positioned under the arc-shaped roller 5, when the arc-shaped roller 5 moves downwards, the arc-shaped roller 5 can roll on the inner side surface of the connecting plate 9 from top to bottom, the two connecting plates 9 are pushed to move outwards at the same time, through holes formed in the left side and the right side of the shell 1 extend out of the outer side of the connecting plate 9, a drag hook mechanism 10 is connected to the bottom end of the connecting plate 9 through a screw, and when the two connecting plates 9 move outwards at the same time, the connecting plate 9 can drive the drag hook mechanism 10 to move outwards together, so that the dragging operation is;

the drag hook mechanism 10 comprises a connecting seat 1001, the left side of the connecting seat 1001 is in threaded connection with one end of a screw rod 1002, the other end of the screw rod 1002 extends into an inner cavity of the connecting seat 1001, a rotary disc 1003 is clamped on the left side of the screw rod 1002, a drag hook main body 1004 is axially connected on the right side of the screw rod 1002, a slide way formed in the lower surface of the connecting seat 1001 extends out of the bottom end of the drag hook main body 1004, and when the rotary disc 1003 is rotated, the rotary disc 1003 can drive the screw rod 1002 and the drag hook main body 1004 to move left or right in the inner;

the screw connection of the right side top of casing 1 has spliced pole 11, and solid fixed ring 12 is installed on spliced pole 11's right side, through the cooperation between spliced pole 11 and the solid fixed ring 12 to can fix casing 1 locking on external device.

Preferably, the number of the connecting rods 4 is four, and the four connecting rods 4 are distributed on the outer wall of the column 3 clockwise every 90 degrees, so that the number and the positions of the connecting rods 4 are clear.

Preferably, the inner side surfaces of the two connecting plates 9 are inclined arc surfaces, and the two connecting plates 9 can be better contacted with the arc-shaped rollers 5 through the inner side surfaces of the inclined arc surfaces.

Preferably, the radial distance of the arc-shaped roller 5 is equal to the maximum distance between the two connecting plates 9, so that the arc-shaped roller 5 can push the two connecting plates 9 to move outwards simultaneously when moving downwards.

Preferably, the connecting plate 9 is shaped like an "L", so as to define the position where the device connected to the connecting plate 9 is installed.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the draw hook is used, the draw hook main body 1004 is firstly aligned to a part needing to be drawn, a fixed position is found, the fixed ring 12 is fixedly locked on an external device, the round rod 2 is rotated clockwise, the bottom end of the outer wall of the round rod 2 is in threaded connection with the inner wall of the shell 1, when the round rod 2 rotates clockwise, the round rod 2 can drive the cylinder 3, the connecting rods 4 and the arc-shaped rollers 5 to move downwards together, the arc-shaped rollers 5 moving downwards can be attached to the inner sides of the connecting plates 9, because the inner side surfaces of the two connecting plates 9 are inclined arc surfaces, the arc-shaped rollers 5 can roll on the outer wall of the round rod and push the two connecting plates 9 to move outwards simultaneously, further the draw hook main body 1004 is promoted to carry out drawing operation, when the draw hook is drawn to a proper position, the round rod 2 stops rotating, so that the drawn length is fixed, when the drawn length needs, carousel 1003 can drive drag hook main part 1004 and move left or right at the inner chamber of connecting seat 1001 to accomplish slight tractive adjustment, the device can change the length of drag hook tractive according to the user demand, and can carry out slight adjustment, and the precision is high, and easy operation is convenient, and the practicality is strong.

Claims

1. The utility model provides an obstetrical surgery drag hook, includes casing (1), its characterized in that: the top end of the shell (1) is inserted with one end of a round rod (2), the other end of the round rod (2) extends into an inner cavity of the shell (1), the bottom end of the outer wall of the round rod (2) is in threaded connection with the inner wall of the shell (1), a cylinder (3) is in shaft connection with the center of the bottom end of the round rod (2), arc-shaped rollers (5) are in shaft connection with the periphery of the outer wall of the cylinder (3) through connecting rods (4), a sliding groove (6) is formed in the bottom end of the inner cavity of the shell (1), one end of a sliding block (7) is embedded into each of the left side and the right side of the inner cavity of the sliding groove (6), the other end of the sliding block (7) extends out of the upper surface of the sliding groove (6), springs (8) are clamped on the inner sides of the two sliding blocks (7), a connecting plate (9) is installed at the top end of the sliding block (, the bottom end of the connecting plate (9) is connected with a hook mechanism (10) through a screw;

the draw hook mechanism (10) comprises a connecting seat (1001), the left side of the connecting seat (1001) is in threaded connection with one end of a screw rod (1002), the other end of the screw rod (1002) extends into an inner cavity of the connecting seat (1001), the left side of the screw rod (1002) is clamped with a rotary disc (1003), the right side of the screw rod (1002) is in shaft connection with a draw hook main body (1004), and the bottom end of the draw hook main body (1004) extends out of a slide way formed in the lower surface of the connecting seat (1001);

the right side top screw of casing (1) is connected with spliced pole (11), solid fixed ring (12) are installed on the right side of spliced pole (11).

2. The retractor for obstetric surgery according to claim 1, wherein: the number of the connecting rods (4) is four, and the four connecting rods (4) are clockwise distributed on the outer wall of the column body (3) every 90 degrees.

3. The retractor for obstetric surgery according to claim 1, wherein: the inner side surfaces of the two connecting plates (9) are inclined cambered surfaces.

4. The retractor for obstetric surgery according to claim 1, wherein: the diameter distance of the arc-shaped roller (5) is equal to the maximum distance between the two connecting plates (9).

5. The retractor for obstetric surgery according to claim 1, wherein: the connecting plate (9) is L-shaped.