CN113521495A

CN113521495A - A dredging device for peritoneal hyperthermic perfusion pipeline

Info

Publication number: CN113521495A
Application number: CN202110797445.7A
Authority: CN
Inventors: 谭佐
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-10-22

Abstract

The patent of the present invention relates to medical appliances, in particular to a device for dredging the abdominal cavity hyperthermic perfusion pipeline, a device for dredging the abdominal cavity hyperthermic perfusion pipeline, including: a thermal perfusion tube, which is used to communicate with the patient's abdominal cavity and communicate with the patient's abdominal cavity. A circulation loop is formed; a flexible balloon is arranged on the thermal perfusion tube; one end of the flexible balloon is connected to the thermal perfusion tube, or both the inlet and outlet ends of the flexible balloon are connected to the thermal perfusion tube On the other hand, the flexible balloon used to expand or contract changes the fluid flow rate in the hyperthermic perfusion tube. By using the dredging device for the abdominal cavity hyperthermic perfusion pipeline, when the hyperthermic perfusion tube is blocked, the flexible balloon is stretched or expanded to change the fluid flow rate in the hyperthermic perfusion tube, and the liquid in the balloon can drain the blocked tube residue. Outside the tube, to achieve the effect of dredging the pipeline.

Description

Dredging device for abdominal cavity hot perfusion pipeline

Technical Field

The invention relates to a medical appliance, in particular to a dredging device for an abdominal cavity hot infusion pipeline.

Background

The intraperitoneal thermal perfusion chemotherapy (HIPEC) is applied to conservative treatment of patients with peritoneal metastasis in advanced abdominal tumors, a set of precise intraperitoneal perfusion treatment system is adopted, usually hot distilled water is selected to be added with chemotherapeutic drugs, precise temperature control and circulating perfusion of the intraperitoneal thermal chemotherapy are realized, and tumor cells are subjected to degeneration and necrosis through circulation of constant-temperature heat, so that the purpose of preventing and treating the implantation metastasis of the abdominal malignant tumors is achieved.

In the actual operation process, the pipeline of connecting the abdominal cavity is easily blockked up by blood clot or tissue, influences the pipeline unobstructed, needs modes such as the operating personnel is squeezed between fingers, disconnection, washing repeatedly to dredge the pipeline, and the mediation effect is not good. And because the chemotherapy drugs are perfused in the pipeline, the medical care personnel can contact the chemotherapy drugs and occupational exposure exists when the pipeline is disconnected for flushing.

Disclosure of Invention

The invention aims to provide a dredging device of an abdominal cavity hot perfusion pipeline, which is convenient in price and can prevent the pipeline connected with the abdominal cavity from being blocked.

In order to realize above-mentioned purpose, the technical scheme that this application adopted is a pull throughs of abdominal cavity hot perfusion pipeline, includes:

the hot perfusion tube is used for being communicated with the abdominal cavity of the patient and forming a circulation loop with the abdominal cavity of the patient;

a flexible balloon disposed on the thermal irrigation tube;

one end of the flexible saccule is connected with the hot filling pipe, or the inlet end and the outlet end of the flexible saccule are both connected with the hot filling pipe and used for stretching or expanding the flexible saccule to change the flow rate of the fluid in the hot filling pipe.

Through adopting this mediation device of abdominal cavity heat perfusion pipeline, when the hot perfusion pipe sends and blocks up, flexible or this flexible sacculus of inflation makes the intraductal fluid velocity of flow of heat perfusion change, and liquid in the sacculus can be with the residue drainage of stifled pipe outside the outside of tubes, reaches the effect of mediation pipeline.

Preferably, the flexible sacculus is communicated with the hot infusion pipe through arranging a three-way mechanism, the three-way mechanism comprises a first end, a second end and a third end, the first end is used for being communicated with the abdominal cavity of the patient, the second end is communicated with the hot infusion pipe, and the third end is communicated with the flexible sacculus.

Preferably, the three-way mechanism is a three-way plug valve.

Preferably, the inlet end and the outlet end of the flexible saccule are both connected to the hot filling pipe, and the inlet end is provided with a valve.

Preferably, the hot filling pipe is connected with a liquid buffer container, the inlet end of the liquid buffer container is provided with a filter bag, and the filter bag is provided with a temperature alarm device or a light sensation alarm device.

Preferably, a liquid level warning structure is arranged on the liquid buffer container.

A liquid pot is arranged on the hot filling pipe, and a buoy is arranged in the liquid pot.

Preferably, the dredging device of the abdominal cavity hot perfusion pipeline further comprises an alarm device, and the buoy is linked with a switch of the alarm device.

The invention is further described with reference to the following figures and detailed description. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description. Or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to assist in understanding the invention, and are included to explain the invention and their equivalents and not limit it unduly. In the drawings:

fig. 1 is a schematic structural view of a dredging device of an abdominal cavity hot perfusion pipeline according to a first embodiment of the present invention;

fig. 2 is a schematic structural view of a dredging device of an abdominal cavity hot perfusion pipeline in the second embodiment;

labeled as: the device comprises a hot filling pipe 1, a flexible sacculus 2, a three-way mechanism 3, a liquid buffer container 4, a filter bag 410, an alarm 5, a liquid pot 6, a buoy 7, a pump body 8 and a patient abdominal cavity 9.

Detailed Description

The invention will be described more fully hereinafter with reference to the accompanying drawings. Those skilled in the art will be able to implement the invention based on these teachings. Before the present invention is described in detail with reference to the accompanying drawings, it is to be noted that:

the technical solutions and features provided in the present invention in the respective sections including the following description may be combined with each other without conflict.

Referring to fig. 1, in the first embodiment: a dredging device for an abdominal cavity heat perfusion pipeline comprises a heat perfusion tube 1 and a flexible saccule 2, wherein the heat perfusion tube 1 is used for being communicated with a patient abdominal cavity 9, forming a circulation loop with the patient abdominal cavity and configuring necessary valves, a pump body 8 for providing fluid power for the heat perfusion tube is arranged on the heat perfusion tube, and the flexible saccule 2 is arranged on the heat perfusion tube 1;

One end of the flexible saccule 2 is connected with the thermal perfusion tube 1 and is used for stretching or expanding the flexible saccule 2 to change the flow rate of the fluid in the thermal perfusion tube 1.

Through adopting this 1 way pull throughs of abdominal cavity heat filling pipe, when heat filling pipe 1 sent to block up, flexible or this flexible sacculus 2 of inflation makes the fluid velocity of flow in the heat filling pipe 1 change, and liquid in the sacculus can be outside the residue drainage play outside the pipe of stifled pipe, reaches the effect of dredging the pipeline.

The flexible sacculus 2 is through setting up three-way mechanism 3 and hot perfusion pipe 1 intercommunication, three-way mechanism 3 contains first end, second end and third end, and first end is used for with patient's abdominal cavity intercommunication, this second end and hot perfusion pipe 1 intercommunication, this third end and flexible sacculus 2 intercommunication.

Preferably, the three-way mechanism 3 is a three-way plug valve.

The balloon is connected in advance to the outlet of the hot infusion tube 1 (the conduit from which the liquid flows out of the abdominal cavity, possibly mixed with clots or tissue residues) by means of a three-way stopcock. When the hot infusion is started, a part of infusion liquid enters the flexible saccule 2 to achieve the pre-filling effect; after the balloon is full, the angle of the three-way cock is adjusted, and the liquid starts to enter the hot filling pipe 1 for circulation. When the pipe is blocked during circulation, the angle of the three-way cock is adjusted to enable the dredging saccule to be communicated with the abdominal cavity outlet end of the hot filling pipe 1, the flexible saccule 2 can drain residues of the blocked pipe out of the pipe by liquid in the saccule, and the effect of dredging the pipe is achieved. And (5) adjusting the three-way cock after smoothing, continuing the thermal perfusion treatment, and circulating the process until the treatment is finished.

Preferably, the hot-filling pipe 1 is connected with a liquid buffer container 4, the inlet end of the liquid buffer container 4 is provided with a filter bag 410, the filter bag 410 is provided with an alarm 5, and the alarm can comprise a temperature alarm device or a light sensation alarm device to acquire the condition of liquid in the pipe body in real time, so that the safety and reliability of the whole hot-filling pipe 1 are guaranteed, namely, information and alarm are sent out by sensing the temperature change or the illumination change in the liquid buffer container 4.

And a liquid level warning structure is arranged on the liquid buffer container 4.

The hot filling pipe 1 is provided with a liquid pot 6, and a buoy 7 is arranged in the liquid pot 6. So as to conveniently display the liquid level condition.

The dredging device for the 1-way abdominal cavity thermal perfusion pipe further comprises an alarm device, the buoy 7 is linked with a switch of the alarm device, so that alarm can be triggered through the buoy 7, namely, the liquid level condition, and the safety of a patient and the reliability of the whole device are guaranteed. The alarm equipment with multiple settings fully ensures the safety of the patient and the reliability of the whole device. Both the flexible balloon and the existing thermal irrigation tube are disposable.

Referring to fig. 2, embodiment two: different from the first embodiment, the inlet end and the outlet end of the flexible balloon 2 are both connected to the thermal perfusion tube 1, preferably, the inlet end and the outlet end of the flexible balloon are both connected to the thermal perfusion tube 1, and the inlet end is provided with a valve. Namely, a valve is arranged at the end far away from the patient, and the valve is closed when the pipeline is blocked, so that the flexible saccule 2 is extruded, the pipeline is smooth, and the pollution risk is reduced. The specific operation can be that on the basis of the existing hot filling pipe product, on a pipeline with the length of about 10cm of an abdominal cavity outlet, the pipeline is made into an expanded sacculus, and the sacculus-shaped pipeline is used as a flexible sacculus.

Claims

1. A pull throughs of peritoneal hot infusion line, comprising:

a flexible balloon disposed on the thermal irrigation tube;

one end of the flexible saccule is connected with the hot filling pipe, or the inlet end and the outlet end of the flexible saccule are both connected with the hot filling pipe, and the flexible saccule is used for stretching or expanding to change the flow rate of the fluid in the hot filling pipe.

2. The pull through of claim 1, wherein the flexible balloon is in communication with the thermal irrigation tube by providing a three-way mechanism comprising a first end for communicating with the abdominal cavity of the patient, a second end in communication with the thermal irrigation tube, and a third end in communication with the flexible balloon.

3. The pull through of claim 2, wherein said three-way mechanism is a three-way stopcock.

4. The pull through of claim 1, wherein the flexible bladder has an inlet end and an outlet end connected to the thermal irrigation tube, the inlet end having a valve.

5. The dredging device for the peritoneal hot infusion pipeline as claimed in claim 1, wherein a liquid buffer container is connected to the hot infusion pipe, an inlet end of the liquid buffer container is provided with a filter bag, and the filter bag is provided with a temperature alarm device or a light-sensitive alarm device.

6. The pull through of claim 5, wherein the liquid buffer container is provided with a liquid level warning structure.

7. The pull through of claim 1, wherein a fluid pot is disposed on said hot fill tube, and a float is disposed in said fluid pot.

8. The pull through of claim 7, further comprising an alarm device, wherein the float is linked to a switch of the alarm device.