CN108310508B

CN108310508B - Mechanical flushing device

Info

Publication number: CN108310508B
Application number: CN201810041460.7A
Authority: CN
Inventors: 胡文静; 池末珍; 陈大霞; 易晓芳
Original assignee: Affiliated Renhe Hospital of China Three Gorges University
Current assignee: Affiliated Renhe Hospital of China Three Gorges University
Priority date: 2018-01-16
Filing date: 2018-01-16
Publication date: 2024-04-12
Anticipated expiration: 2038-01-16
Also published as: CN108310508A

Abstract

The invention provides a mechanical flushing device, which comprises a pressurizing device and a flushing head; the pressurizing means comprises a set of relatively movable members for applying pressure to the fluid bag; the device also comprises a driving device for driving the parts to move relatively, wherein the driving device comprises a spring; the flushing head is connected with the liquid bag through a flexible pipeline. Through adopting the structure of pressure device and washing head, can supply liquid through the mode of giving the pre-pressurizing force of liquid bag, the operation of washing that realizes the operation in-process and need not electric power also need not to hang liquid in the eminence to avoid appearing the pipeline and to the great problem of nurse operation interference. The flushing head structure that adopts can realize the function of washing and scrubbing simultaneously, and the flushing head cleaning head changes very conveniently, and the washing head urceolus of setting can draw forth the washing liquid to avoid making dirty clothing.

Description

Mechanical flushing device

Technical Field

The invention relates to the field of medical instruments, in particular to a mechanical flushing device for cleaning in a surgical process.

Background

Wound irrigation during surgery is a necessary aid. In the prior art, a liquid bag hung at a high position is generally adopted, flushing is performed by using high potential energy, and an operator controls the flow rate of liquid by switching the state of a stop valve. However, in this method, there are many more lines, which interfere with the surgical operation. The operation staff needs to frequently open and close the stop valve in the operation process, the operation is complicated, and particularly under the condition of continuous and intermittent liquid supply, the operation is very inconvenient, and the operation efficiency is affected. U.S. patent document (application number US06942271, publication number US 4820265A) describes a tubing set for intra-operative irrigation, the liquid being powered by a suspended saline bag and pump, the passage of fluid being selectively controlled by solenoid valves. Excess pressure is vented through a relief valve. However, this structure requires the use of electricity, and is not suitable for clinical conditions where no electricity is available or where electricity is inconvenient to use. In the prior art literature, no device is known that is compatible with non-powered clinical conditions. In the process of performing artificial conception operation, the vagina is required to be cleaned, the cleaning device in the prior art comprises a cleaning liquid container and a cleaning pipe fitting for being inserted into the vagina, the general operation steps are that a nurse squeezes the container to squeeze the cleaning liquid into the vagina and then scrubs the vagina with a cotton swab, but the problems that the operation is very complicated, and the cleaning liquid in the flushing process is easy to pollute the clothes and the clothes, so that the use is very inconvenient.

Disclosure of Invention

The invention aims to solve the technical problem of providing a mechanical flushing device which can flush a surgical site under the condition of no electric power. In a preferred embodiment, irrigation of the vaginal site is facilitated.

In order to solve the technical problems, the invention adopts the following technical scheme: a mechanical flushing device comprises a pressurizing device and a flushing head;

the pressurizing means comprises a set of relatively movable members for applying pressure to the fluid bag; the device also comprises a driving device for driving the parts to move relatively, wherein the driving device comprises a spring;

the flushing head is connected with the liquid bag through a flexible pipeline.

In the preferred scheme, in the pressurizing device, the cylinder body is movably connected with the upper cover;

the sliding block is connected with the inner wall of the cylinder in a sliding way, at least one spring is arranged between the sliding block and the cylinder, and a part for applying pressure to the liquid bag to move relatively is formed between the sliding block and the upper cover.

In a preferred scheme, the spring is a gas spring;

the structure of the gas spring is as follows: the cylinder body is connected with the piston in a sliding way, the piston is provided with a vent hole, a rod of the piston is propped against the bottom of the sliding block, and a first spring is arranged between the piston and the cylinder body.

In the preferred scheme, the upper cover is connected with the cylinder body through a pin shaft, and a buckle for connecting the cylinder body is arranged on the upper cover;

the side wall of the cylinder is provided with a barb for locking the position of the sliding block, the barb is pivoted with the cylinder through a shaft, and a spring for driving the barb to rotate towards the direction of the cylinder is arranged between the barb and the cylinder.

In the preferred scheme, a top pin for enabling the barb to rotate towards the direction away from the barrel is further arranged in the barrel, an inclined plane is arranged at the tail of the top pin, a groove-shaped hole is formed in the barb, an inclined plane is arranged at the bottom of the compression bar, the compression bar vertically penetrates through the groove-shaped hole, and the inclined plane at the bottom of the compression bar is in contact with the inclined plane at the tail of the top pin.

In the preferred scheme, in the flushing head, flushing head inner tube one end is connected with the flushing head connector, and the other end is the blind end, is equipped with at least one flushing head water spray hole at the outer wall of flushing head inner tube.

In the preferred scheme, a replaceable flushing head cleaning head is sleeved at the closed end of the flushing head inner cylinder;

the flushing head is of a circular arc structure, and a rubber ring with a closing-in is arranged at the edge of the flushing head;

the closed end of the inner cylinder of the flushing head is correspondingly provided with a groove for accommodating the rubber ring.

In the preferred scheme, the outer washing head cylinder is in sealing connection with the inner washing head cylinder, the connection position of the outer washing head cylinder and the inner washing head cylinder is one end where the connector of the washing head is located, a gap is arranged between the free end of the outer washing head cylinder and the outer wall of the inner washing head cylinder for the passage of the washed liquid, and a drainage hole of the washing head is arranged on the outer washing head cylinder; the free end of the outer barrel of the flushing head is positioned at a position close to the middle of the inner barrel of the flushing head.

In the preferred scheme, a flushing head backwater part which is concave inwards is arranged at the position of the flushing head inner cylinder close to the free end of the flushing head outer cylinder;

the free end of the outer cylinder of the flushing head is correspondingly provided with a diameter-reducing structure.

In the preferred scheme, be equipped with the governing valve on flexible pipeline, the structure of governing valve is: a groove for the pinch roller to roll is arranged in the shell, a gap for pressing the flexible pipeline is formed between the outer wall of the pinch roller and the bottom wall of the groove, a chute is arranged on the side wall of the groove, and a pinch roller shaft is arranged in the chute.

The invention provides a mechanical flushing device, which adopts the structures of a pressurizing device and a flushing head, and can supply liquid in a mode of pre-pressurizing a liquid bag, so that flushing operation without electric power in the operation process is realized, and the liquid is not required to be suspended at a high position, thereby avoiding the problem that a pipeline has larger interference to nurse operation. In the preferred scheme, the flushing head structure that adopts can realize the function of washing and scrubbing simultaneously, and the flushing head cleaning head is changed very conveniently, and the washing head urceolus of setting can draw forth the washing liquid to avoid making dirty the clothing.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

fig. 1 is a schematic structural view of a pressurizing device in the present invention.

Fig. 2 is a front view of the pressurizing device in the present invention.

Fig. 3 is an enlarged partial schematic view at a in fig. 1.

Figure 4 is a top view of the barb of the present invention.

Fig. 5 is a schematic view of the structure of the flushing head in the present invention.

Fig. 6 is a schematic structural view of a regulating valve in the present invention.

In the figure: the pressurizing device 1, the upper cover 101, the buckle 102, the pin shaft 103, the cylinder 104, the locking device 105, the barb 1051, the knock pin 1052, the pressing rod 1053, the inclined surface 1054, the slider 106, the knock pin 107, the first spring 108, the cylinder 109, the piston 110, the vent 111, the flexible pipe 2, the adjusting valve 3, the housing 31, the chute 32, the pinch roller 33, the pinch roller shaft 34, the stop valve 4, the rinse head 5, the rinse head inner cylinder 51, the rinse head outer cylinder 52, the rinse head water spray hole 53, the rinse head 54, the rinse head water return portion 55, the rinse head connector 56, the rinse head drain hole 57, and the liquid bag 6.

Detailed Description

As in fig. 1, a mechanical flushing device comprising a pressurizing device and a flushing head 5;

said pressurizing means comprise a set of relatively moving members for applying pressure to the fluid bag 6; the device also comprises a driving device for driving the parts to move relatively, wherein the driving device comprises a spring;

the flushing head 5 is connected with the liquid bag 6 through the flexible pipeline 2. With this configuration, the function of pressurizing the liquid bag 6 is achieved, so that the cleaning liquid is introduced into the cleaning head 5 from the flexible pipe 2, and a certain pressure of the cleaning liquid is ensured, so that the cleaning surface is cleaned.

In a preferred scheme, in the pressurizing device, the cylinder 104 is movably connected with the upper cover 101 in a hinged manner;

the slider 106 is slidably connected to the inner wall of the cylinder 104, and at least one spring is provided between the slider 106 and the cylinder 104, and a member for applying pressure to the fluid bag 6 is formed between the slider 106 and the upper cover 101. The slider 106 is urged upward in fig. 1 by a spring, whereby the urging force of the spring is applied to the liquid bag 6.

In a preferred embodiment, as shown in fig. 1, the spring is a gas spring;

the structure of the gas spring is as follows: the cylinder 109 is slidably connected to the piston 110, a vent hole 111 is provided in the piston 110, a rod of the piston 110 is abutted against a bottom of the slider 106, and a first spring 108 is provided between the piston 110 and the cylinder 109. When the first spring 108 is released, since air is required to enter the cylinder 109 from the vent hole 111 during the movement of the piston, the negative pressure in the cylinder 109 reduces the movement speed of the piston, and the pressure is slowly released to the slider 106 by the piston 110, thereby avoiding the influence of abrupt pressure change.

In the preferred scheme, as shown in fig. 2-4, an upper cover 101 is connected with a cylinder 104 through a pin 103, and the upper cover 101 is provided with a buckle 102 for connecting the cylinder 104;

the side wall of the cylinder 104 is provided with a barb 1051 for locking the position of the sliding block 106, the barb 1051 is pivoted with the cylinder 104 through a shaft, and a spring for driving the barb 1051 to rotate towards the cylinder direction is arranged between the barb 1051 and the cylinder 104. With this structure, when the slider 106 is pushed down until the slider 106 is locked by the barb 1051, and then the flexible tube 2 is led out from the notch at the top edge of the cylinder 104 after the liquid bag 6 is put in, the installation of the liquid bag 6 is completed. At this point, the barb 1051 is released and the first spring 108 springs up, exerting pressure on the fluid bag 6 via the slider 106.

In the preferred embodiment, as shown in fig. 3 and 4, a top pin 1052 for rotating the barb 1051 away from the barrel is further disposed in the barrel 104, a slope 1054 is disposed at the tail of the top pin 1052, a slot-shaped hole is disposed on the barb 1051, a slope is disposed at the bottom of the pressure rod 1053, the pressure rod 1053 vertically passes through the slot-shaped hole, and the slope at the bottom of the pressure rod 1053 contacts with the slope at the tail of the top pin 1052. Not shown in the drawings, a button for pressing the pressing rod 1053 is further included, the button is movably provided to the upper cover 101, and the bottom of the button is in contact with the top of the pressing rod 1053. With this structure, by pressing the push button, the push rod 1053 is pressed, the inclined surface of the bottom of the push rod 1053 pushes the knock pin 1052 out, so that the barb 1051 rotates, the slider 106 is released, and then the first spring 108 is sprung up, and the pressure is applied to the fluid bag 6 by the slider 106. The advantage of this example is that the pressure is evenly distributed over the surface of the fluid bag 6. Compared with suspension type flushing, the flushing pressure is larger, the equipment is smaller in size, the pipeline does not interfere with the operation of nurses, the use is very convenient, the liquid is filled in the liquid bag, the whole process does not need equipment such as a pump to participate, and the risk of pollution does not occur.

In the preferred embodiment, as shown in fig. 5, in the flushing head 5, one end of the inner cylinder 51 of the flushing head is connected with the connector 56 of the flushing head, the other end is a closed end, and at least one water spraying hole 53 of the flushing head is arranged on the outer wall of the inner cylinder 51 of the flushing head. With this structure, when the flushing head connector 56 is connected to the flexible pipe 2, the pressurized cleaning liquid enters the flushing head inner cylinder 51 and is sprayed out from the water spraying hole 53, thereby achieving the cleaning effect. The outer diameter of the irrigation head inner barrel 51 enables the folds in the vagina to be stretched for irrigation.

In the preferred embodiment, as shown in fig. 5, a replaceable cleaning head 54 is sleeved at the closed end of the inner barrel 51; with the structure, the cleaning head 54 is convenient to replace, the cleaning head 54 in the embodiment is made of gauze or sterile non-woven fabric, and the cleaning head has good scrubbing effect and is wetted with cleaning liquid before use.

The flushing head 54 is of a circular arc structure, and a rubber ring with a closing-in is arranged at the edge;

a groove for accommodating the rubber ring is correspondingly arranged at the closed end of the inner barrel 51 of the flushing head. With this construction, the rinse head 54 is prevented from falling out during use.

In a preferred embodiment, as shown in fig. 5, the outer washing head cylinder 52 is connected with the inner washing head cylinder 51 in a threaded and sealed manner, the connection position between the outer washing head cylinder 52 and the inner washing head cylinder 51 is one end where the washing head connector 56 is located, a gap is provided between the free end of the outer washing head cylinder 52 and the outer wall of the inner washing head cylinder 51 for the passage of the liquid after washing, and a washing head drain hole 57 is provided in the outer washing head cylinder 52. With this structure, the cleaning liquid after cleaning is discharged conveniently.

In the preferred scheme, as shown in fig. 5, a flushing head backwater part 55 which is concave inwards is arranged at a position of the flushing head inner cylinder 51 close to the free end of the flushing head outer cylinder 52; with this structure, resistance is reduced.

The free end of the outer barrel 52 is correspondingly provided with a diameter reducing structure, preferably having an inner diameter equal to the outer diameter of the inner barrel 51.

In a preferred embodiment, as shown in fig. 6, a regulating valve 3 is disposed on a flexible pipeline 2, and the regulating valve 3 has the following structure: a groove for rolling the pressing wheel 33 is arranged in the shell 31, a gap for pressing the flexible pipeline 2 is formed between the outer wall of the pressing wheel 33 and the bottom wall of the groove, a chute 32 is arranged on the side wall of the groove, and a pressing wheel shaft 34 is arranged in the chute 32. The distance between the outer wall of the pressure wheel shaft 34 and the bottom wall of the groove can be adjusted by adjusting the position of the pressure wheel 33 on the chute 32, so that the through-flow section of the flexible pipeline 2 is adjusted, and the flow rate of liquid is adjusted.

The foregoing embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without collision. The protection scope of the present invention is defined by the claims, and the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.

Claims

1. A mechanical flushing device, characterized by: it comprises a pressurizing device and a flushing head (5);

said pressurizing means comprise a set of relatively moving members for applying pressure to the fluid bag (6); the device also comprises a driving device for driving the parts to move relatively, wherein the driving device comprises a spring;

the flushing head (5) is connected with the liquid bag (6) through a flexible pipeline (2);

in the pressurizing device, a cylinder body (104) is movably connected with an upper cover (101);

the sliding block (106) is in sliding connection with the inner wall of the cylinder (104), at least one spring is arranged between the sliding block (106) and the cylinder (104), and a part for applying pressure to the liquid bag (6) is formed between the sliding block (106) and the upper cover (101);

the spring is a gas spring;

the structure of the gas spring is as follows: the cylinder body (109) is in sliding connection with the piston (110), a vent hole (111) is formed in the piston (110), a rod of the piston (110) is propped against the bottom of the sliding block (106), and a first spring (108) is arranged between the piston (110) and the cylinder body (109);

the upper cover (101) is connected with the cylinder (104) through a pin shaft (103), and the upper cover (101) is provided with a buckle (102) for connecting the cylinder (104);

a barb (1051) for locking the position of the sliding block (106) is arranged on the side wall of the barrel (104), the barb (1051) is pivoted with the barrel (104) through a shaft, and a spring for driving the barb (1051) to rotate towards the barrel is arranged between the barb (1051) and the barrel (104);

a jacking pin (1052) for enabling the barb (1051) to rotate in a direction far away from the barrel is further arranged in the barrel (104), an inclined plane (1054) is arranged at the tail part of the jacking pin (1052), a groove-shaped hole is formed in the barb (1051), an inclined plane is arranged at the bottom of the pressing rod (1053), the pressing rod (1053) vertically penetrates through the groove-shaped hole, and the inclined plane at the bottom of the pressing rod (1053) is in contact with the inclined plane at the tail part of the jacking pin (1052);

in the flushing head (5), one end of a flushing head inner cylinder (51) is connected with a flushing head connector (56), the other end is a closed end, and at least one flushing head water spraying hole (53) is arranged on the outer wall of the flushing head inner cylinder (51);

the washing head outer cylinder (52) is connected with the washing head inner cylinder (51) in a sealing way, the connection position of the washing head outer cylinder (52) and the washing head inner cylinder (51) is one end where a washing head connector (56) is arranged, a gap is arranged between the free end of the washing head outer cylinder (52) and the outer wall of the washing head inner cylinder (51) so as to allow the liquid after washing to pass through, and a washing head drain hole (57) is formed in the washing head outer cylinder (52); the free end of the flushing head outer cylinder (52) is positioned close to the middle of the flushing head inner cylinder (51);

a flushing head backwater part (55) which is concave inwards is arranged at the position of the flushing head inner cylinder (51) close to the free end of the flushing head outer cylinder (52);

the free end of the washing head outer cylinder (52) is correspondingly provided with a diameter-reducing structure.

2. A mechanical flushing device according to claim 1, wherein: a replaceable flushing head cleaning head (54) is sleeved at the closed end of the flushing head inner cylinder (51);

the flushing head (54) is of a circular arc structure, and a rubber ring with a closed-up edge is arranged at the edge;

the closed end of the inner barrel (51) of the flushing head is correspondingly provided with a groove for accommodating the rubber ring.

3. A mechanical flushing device according to claim 1, wherein: the flexible pipeline (2) is provided with a regulating valve (3), and the structure of the regulating valve (3) is as follows: a groove for rolling the pressing wheel (33) is formed in the shell (31), a gap for pressing the flexible pipeline (2) is formed between the outer wall of the pressing wheel (33) and the bottom wall of the groove, a chute (32) is formed in the side wall of the groove, and a pressing wheel shaft (34) is arranged in the chute (32).