CN219681265U

CN219681265U - Anti-reflux effusion extractor for cardiothoracic surgery

Info

Publication number: CN219681265U
Application number: CN202222140773.2U
Authority: CN
Inventors: 袁佳佳; 严小琴; 龚静熙
Original assignee: Chengdu Fifth People's Hospital
Current assignee: Chengdu Fifth People's Hospital
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2023-09-15
Anticipated expiration: 2032-08-15

Abstract

An anti-reflux effusion extractor for cardiothoracic surgery belongs to the field of medical appliances and aims to solve the problems that when the effusion of an injector is emptied, the effusion flows back, so that discomfort is caused in a patient body and the extraction speed is not easy to control, and comprises an air extractor; a push-pull rod is connected in the inner cavity of the air suction cylinder in a sliding way, and a check valve is hinged on the inner wall of the left side of the air suction cylinder; the top of the right side of the air pipe of the sealing cover is connected to the outer wall of the left side of the air suction cylinder; when the push-pull rod of the anti-backflow effusion extractor for cardiothoracic surgery moves rightwards, the check valve is opened, the one-way valve is closed, air in the liquid storage tank is pumped to the air pumping cylinder, when the push-pull rod moves leftwards, the check valve is closed, the one-way valve is opened, air is discharged from an air hole on the right side of the air pumping cylinder, so that the air pumping cylinder is operated in a reciprocating mode, the liquid storage tank is pumped into negative pressure, effusion is pumped out from the chest of a patient through the liquid taking pipe, the phenomenon of effusion backflow cannot occur, the extraction and the treatment of the effusion are facilitated, and the pain of the patient can be reduced.

Description

Anti-reflux effusion extractor for cardiothoracic surgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an anti-reflux effusion extractor for cardiothoracic surgery.

Background

The chest is a cavity gap that exists between the dirty layer of pleura and the parietal layer, under the normal condition, the inside all can secrete some liquid and lubricate the chest, however, if the liquid secretes too much, can lead to the emergence of chest hydrops, current hydrops extractor for cardiothoracic surgery is generally through connecting the syringe to the hydrops in the chest, when the inside hydrops of evacuation syringe, hydrops in the extracting tube can produce the backward flow phenomenon, lead to the hydrops to flow back into the patient and cause uncomfortable feeling to the patient, and still face the infection risk, the operator still needs to draw the hydrops with great effort to pull the syringe just can extract the hydrops simultaneously, the operation degree of difficulty and the operating pressure to the operator are all great and extraction speed still not be well controlled.

Therefore, the prior structure and the defects are researched and improved, and the reflux-preventing effusion extractor for cardiothoracic surgery is provided, so that the purpose of higher practical value is achieved.

Disclosure of Invention

The utility model aims to provide an anti-reflux effusion extractor for cardiothoracic surgery, which aims to solve the problems that when the effusion extractor for cardiothoracic surgery, which is proposed in the background technology, is used for evacuating effusion in an injector, the effusion in an extraction pipe can reflux, the effusion flows back into a patient to cause uncomfortable feeling, and an operator pulls the injector to extract the effusion by a large force, so that the extraction speed is not easy to control.

The utility model discloses a reflux-preventing effusion extractor for cardiothoracic surgery, which is characterized by comprising the following specific technical means:

an anti-reflux effusion extractor for cardiothoracic surgery, wherein the anti-reflux effusion extractor for cardiothoracic surgery comprises an air extracting cylinder; a push-pull rod is connected in the inner cavity of the air suction cylinder in a sliding way, and a check valve is hinged on the inner wall of the left side of the air suction cylinder; the top of the right side of the air pipe of the sealing cover is connected to the outer wall of the left side of the air extraction cylinder, the liquid storage tank is arranged at the bottom of the sealing cover, the left side of the top of the sealing cover is connected with the liquid taking pipe, and the liquid taking pipe is sleeved with the control valve.

Further, be provided with anti-skidding line on the lateral wall of gas pump, be provided with the screwed joint head on the left side outer wall of gas pump, the trachea right-hand member is pegged graft in the screwed joint head, has seted up the gas pocket on the right side wall of gas pump, and the round hole is provided with the stopper about the symmetry in the middle of the gas pump right side wall, and the push-and-pull rod passes through the spacing spout sliding connection that the body of rod was seted up about the symmetry on the stopper.

Further, the left end of the push-pull rod is provided with a push head, four pressure relief holes are formed in the push head in an annular array, the right side of each pressure relief hole is hinged with a one-way valve, and the right end of the push-pull rod is provided with a push-pull handle.

Further, the outer side of the right end of the air pipe of the sealing cover is provided with a connecting ring, the connecting cap is sleeved on the connecting ring and is in threaded connection with the threaded connector, the bottom of the sealing cover is provided with external threads, and the liquid storage tank is connected with the external threads through internal threads formed in the top of the inner side wall.

Further, the left side of the top of the sealing cover is provided with a liquid pumping port, and a connecting plug at the bottom of the right end of the liquid taking pipe is inserted into the liquid pumping port.

Further, the control valve is trapezoidal, the inside of control valve is the cavity form, has seted up the round hole in the lateral wall about the control valve and cup jointed in the liquid taking pipe outside, is provided with oblique spout on the inner wall around the control valve, and the control button is in oblique spout through the axle sliding connection at front and back both ends, and the control button bottom is at liquid taking pipe top.

Compared with the existing structure, the utility model has the following beneficial effects:

1. when the push-pull rod moves rightwards, the check valve is opened, the one-way valve is closed, air in the liquid storage tank is pumped to the air suction cylinder, when the push-pull rod moves leftwards, the check valve is closed, the one-way valve is opened, so that air is discharged from an air hole on the right side of the air suction cylinder, the inside of the liquid storage tank can be pumped into negative pressure through the air suction cylinder in a reciprocating mode, so that effusion can be pumped out from the chest of a patient through the liquid taking pipe, the phenomenon of effusion backflow can not occur, the extraction and treatment of effusion are facilitated, and the pain of the patient can be reduced.

2. When the interior of the liquid storage tank is pumped into negative pressure, the throughput of the accumulated liquid in the pipe diameter of the liquid taking pipe is controlled by adjusting the control button in the control valve, so that the liquid pumping speed is controlled, the uncomfortable feeling of a patient body is reduced, and meanwhile, the operation difficulty and the operation pressure of an operator are reduced.

3. The air pipe of the sealing cover is connected to the threaded connector through the connecting cap in a threaded manner, the liquid storage tank is connected to the sealing cover in a threaded manner, the liquid taking pipe is inserted into the liquid pumping port through the connecting plug, and the insertion connection is arranged so as to facilitate the disassembly and assembly of the liquid accumulation extractor, reduce the space occupied by storage, facilitate replacement and reduce the pollution to the liquid accumulation extractor.

Drawings

FIG. 1 is a schematic view of the front side shaft of the present utility model in its entirety;

FIG. 2 is a schematic view of the right side axial view of the present utility model in its entirety;

FIG. 3 is a schematic view of the left front side shaft of the present utility model;

FIG. 4 is a schematic view of the sectional structure of the pump cylinder and push-pull rod of the present utility model;

FIG. 5 is a schematic view of a control valve of the present utility model in cross-section.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a suction cylinder; 101. anti-skid lines; 102. a threaded connector; 103. air holes; 104. a limiting block; 2. a non-return valve; 3. a push-pull rod; 301. pushing heads; 302. a pressure relief hole; 303. limiting sliding grooves; 304. a push-pull handle; 4. a one-way valve; 5. a cover; 501. an air pipe; 502. a connecting ring; 503. an external thread; 504. a liquid suction port; 6. a connecting cap; 7. a liquid storage tank; 701. an internal thread; 8. a liquid taking tube; 801. a connection plug; 9. a control valve; 901. an inclined chute; 902. a control button.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. 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.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 5:

the utility model provides a backflow-preventing effusion extractor for cardiothoracic surgery, which comprises: a suction cylinder 1; a push-pull rod 3 is connected in the inner cavity of the air suction cylinder 1 in a sliding way, and a check valve 2 is hinged on the inner wall of the left side of the air suction cylinder 1; the air pipe 501 right side top of closing cap 5 is connected on the left outer wall of an air extraction cylinder 1, the bottom of closing cap 5 is provided with liquid storage tank 7, the top left side of closing cap 5 is connected with liquid taking pipe 8, control valve 9 has been cup jointed on liquid taking pipe 8, concrete effect, air extraction cylinder 1 and closing cap 5, closing cap 5 and liquid storage tank 7 all pass through screw thread quick connect mode, liquid taking pipe 8 and closing cap 5 are connected together through the grafting mode, can improve the convenience of hydrops extractor dismouting, reduce the space that the hydrops extractor occupied when storing simultaneously.

The anti-skid device comprises an air suction tube 1, a threaded connector 102 is arranged on the outer wall of the left side of the air suction tube 1, an air pipe 501 is inserted into the threaded connector 102, an air hole 103 is formed in the right side wall of the air suction tube 1, limiting blocks 104 are symmetrically arranged in the middle of the round hole in the middle of the right side wall of the air suction tube 1, a push-pull rod 3 is connected to the limiting blocks 104 in a sliding mode through limiting sliding grooves 303 formed in the upper and lower sides of a rod body, a push head 301 is arranged at the left end of the push-pull rod 3, four pressure relief holes 302 are formed in the push head 301 in an annular array, a one-way valve 4 is hinged to the right side of the pressure relief holes 302, a push-pull handle 304 is arranged at the right end of the push-pull rod 3, the one-pull valve 2 is opened under the action of air pressure when the push-pull rod 3 moves rightwards, the one-way valve 4 is closed, air in the liquid storage tank 7 is pumped to the air suction tube 1, when the push-pull rod 3 moves leftwards, the one-way valve 2 is closed, the one-way valve 4 is opened, gas in the air suction tube 1 is discharged from the air hole 103 on the right side of the air suction tube 1, the air storage tube 1 is formed in the left side of the push-pull tube, the air storage tube is formed by the annular array, the annular array is formed, four pressure relief holes 302 are formed in the annular array, the right end of the push-pull rod 3 is opened through the air valve, the air valve 3, the negative pressure valve can be conveniently pumped into a negative pressure tank through the negative pressure tank, and the negative pressure liquid, and the patient, when the patient can be conveniently pumped by the patient, and the patient can be easily and the patient can be reduced.

Wherein, the trachea 501 right-hand member outside of closing cap 5 is provided with go-between 502, go-between 6 cup joints on go-between 502 and with threaded connection head 102 threaded connection, the bottom of closing cap 5 is provided with external screw thread 503, liquid storage pot 7 is connected with external screw thread 503 through the internal screw thread 701 that the inside wall top was seted up, the top left side of closing cap 5 is provided with drawing liquid mouth 504, the connecting plug 801 of getting liquid pipe 8 right-hand member bottom is pegged graft in drawing liquid mouth 504, concrete effect, the trachea 501 of closing cap 5 passes through go-between 6 threaded connection on threaded connection head 102, liquid storage pot 7 threaded connection is in closing cap 5, liquid getting liquid pipe 8 is pegged graft in drawing liquid mouth 504 through connecting plug 801, these plug connection settings can make things convenient for the dismouting of this hydrops extractor, reduce the space that stores, also make things convenient for the change simultaneously, can reduce the pollution that this hydrops extractor received.

Wherein, control valve 9 is trapezoidal form, control valve 9's inside is the cavity form, round hole has been seted up in control valve 9's the left and right sides wall and cup joint in getting the liquid pipe 8 outside, be provided with oblique spout 901 on the inner wall around control valve 9, control button 902 is in oblique spout 901 through the axle sliding connection at front and back both ends, the control button 902 bottom is getting liquid pipe 8 top, concrete action, when the inside negative pressure of taking out of liquid storage pot 7, through the throughput of the inner hydrops of control button 902 control liquid pipe 8 pipe diameter in the control valve 9, thereby control the drawing liquid speed, reduce the operation degree of difficulty and the operating pressure of operator when reducing the uncomfortable sense of patient's health.

Specific use and action of the embodiment:

when the anti-backflow effusion extractor for cardiothoracic surgery is used, firstly, a control button 902 in a control valve 9 on a liquid taking tube 8 is slid to the leftmost side, then when a push-pull rod 3 moves rightwards, a check valve 2 is opened under the action of air pressure, a one-way valve 4 on the right side of a pressure relief hole 302 is closed, air in a liquid storage tank 7 is pumped to an air pumping tube 1, when the push-pull rod 3 moves leftwards, the check valve 2 is closed, the one-way valve 4 is opened, air in the air pumping tube 1 is discharged from an air hole 103 on the right side of the air pumping tube 1, so that the interior of the liquid storage tank 7 can be pumped into negative pressure through the air pumping tube 1, and when the interior of the liquid storage tank 7 is pumped into negative pressure, the throughput of effusion in the liquid taking tube 8 is controlled through the control button 902 in the control valve 9, so that the liquid pumping speed is controlled.

In summary, although the present utility model 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 described above, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and other elements within the spirit and principles of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. The utility model provides a heart chest surgery is with preventing backward flow hydrops extractor which characterized in that: comprises a suction cylinder (1); a push-pull rod (3) is connected in the inner cavity of the air extraction cylinder (1) in a sliding way, and a check valve (2) is hinged on the inner wall of the left side of the air extraction cylinder (1); the sealing cover (5), the trachea (501) right side top of sealing cover (5) is connected on the left side outer wall of section of thick bamboo (1) of bleeding, and the bottom of sealing cover (5) is provided with liquid storage pot (7), and the top left side of sealing cover (5) is connected with get liquid pipe (8), has cup jointed control valve (9) on getting liquid pipe (8).

2. The anti-reflux effusion extractor for cardiothoracic surgery according to claim 1, wherein: be provided with anti-skidding line (101) on the lateral wall of section of thick bamboo (1) of bleeding, be provided with threaded connection head (102) on the left side outer wall of section of thick bamboo (1) of bleeding, gas pocket (103) have been seted up on the right side wall of section of thick bamboo (1) of bleeding in threaded connection head (102) are pegged graft to the trachea (501), and the round hole symmetry is provided with stopper (104) from top to bottom in the middle of section of thick bamboo (1) right side wall of bleeding, and push-and-pull rod (3) pass through spacing spout (303) sliding connection that the body of rod was seted up from top to bottom symmetry on stopper (104).

3. The anti-reflux effusion extractor for cardiothoracic surgery according to claim 1, wherein: the left end of push-pull rod (3) is provided with push-head (301), is annular array in push-head (301) and has seted up four pressure release holes (302), and the right side in pressure release hole (302) articulates there is check valve (4), and the right-hand member of push-pull rod (3) is provided with push-pull handle (304).

4. The anti-reflux effusion extractor for cardiothoracic surgery according to claim 1, wherein: the outer side of the right end of the air pipe (501) of the sealing cover (5) is provided with a connecting ring (502), the connecting cap (6) is sleeved on the connecting ring (502) and is in threaded connection with the threaded connector (102), the bottom of the sealing cover (5) is provided with external threads (503), and the liquid storage tank (7) is connected with the external threads (503) through internal threads (701) formed in the top of the inner side wall.

5. The anti-reflux effusion extractor for cardiothoracic surgery according to claim 1, wherein: the left side of the top of the sealing cover (5) is provided with a liquid pumping port (504), and a connecting plug (801) at the bottom of the right end of the liquid taking pipe (8) is inserted into the liquid pumping port (504).

6. The anti-reflux effusion extractor for cardiothoracic surgery according to claim 1, wherein: the control valve (9) is trapezoidal, the inside of the control valve (9) is in a cavity shape, round holes are formed in the left side wall and the right side wall of the control valve (9) and are sleeved on the outer side of the liquid taking pipe (8), inclined sliding grooves (901) are formed in the front inner wall and the rear inner wall of the control valve (9), the control button (902) is connected in the inclined sliding grooves (901) in a sliding mode through shafts at the front end and the rear end, and the bottom of the control button (902) is arranged at the top of the liquid taking pipe (8).