CN113397806B

CN113397806B - Intravascular heat exchange temperature regulation control device for sub-hypothermia treatment

Info

Publication number: CN113397806B
Application number: CN202110573708.6A
Authority: CN
Inventors: 余树春; 邓伟; 李曼君; 李昌; 张静; 周斌; 华福洲
Original assignee: Second Affiliated Hospital to Nanchang University
Current assignee: Second Affiliated Hospital to Nanchang University
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-08-30
Anticipated expiration: 2041-05-25
Also published as: CN113397806A

Abstract

The utility model provides a sub-low temperature treatment is with intravascular heat exchange temperature regulation controlling means, including coolant liquid circulation conveying system, the coolant liquid is physiological saline, the last intercommunication of coolant liquid circulation conveying system has detection device, detection mechanism is used for detecting physiological saline's salt content, physiological saline's temperature and physiological saline's water pressure, be provided with built-in pipe in the patient body, the head and the tail and the coolant liquid circulation conveying system intercommunication of built-in pipe, the other controller that is provided with of coolant liquid circulation conveying system, the controller links to each other with coolant liquid circulation conveying system and detection device. This device simple structure, convenient to use detection device can be used for detecting the temperature of normal saline, the stability of the salt content, water pressure intensity and the pressure of normal saline, and the temperature detects the time measuring through the expansion interval of mercury simultaneously, can not appear the deviation, and the result of detection is more accurate, if the temperature has the deviation, then can the automatic start temperature regulation and control mechanism carry out reasonable control.

Description

Intravascular heat exchange temperature regulation control device for sub-hypothermia treatment

Technical Field

The invention belongs to the field of temperature regulation and control devices for sub-low temperature treatment, and particularly relates to an intravascular heat exchange temperature regulation and control device for sub-low temperature treatment.

Background

Sub-hypothermia treatment refers to a method of protecting organs from damaging effects by controllably lowering the core temperature of a patient. The method has been used in various brain injury diseases as a brain protection method, and has gradually been found to have a certain protection effect when other organs are injured. Present sub-hypothermia treatment includes body surface cooling treatment and internal cooling treatment, and body surface cooling treatment and internal cooling treatment are suitable for different patients, when carrying out internal cooling treatment, generally carry out the temperature measurement through the temperature measuring device of electronic type, and the deviation appears easily in this kind of temperature measurement mode, and the stability of the unable detecting system internal pressure of general treatment equipment simultaneously, stability is not high, directly can influence treatment facility to patient's treatment.

Disclosure of Invention

The invention provides an intravascular heat exchange temperature regulation and control device for sub-hypothermia treatment, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

the utility model provides a sub-low temperature treatment is with intravascular heat exchange temperature regulation controlling means, including coolant liquid circulation conveying system, the coolant liquid is physiological saline, the last intercommunication of coolant liquid circulation conveying system has detection device, detection mechanism is used for detecting physiological saline's salt content, physiological saline's temperature and physiological saline's water pressure, be provided with built-in pipe in the patient body, the head and the tail and the coolant liquid circulation conveying system intercommunication of built-in pipe, the other controller that is provided with of coolant liquid circulation conveying system, the controller links to each other with coolant liquid circulation conveying system and detection device.

The intravascular heat exchange temperature regulation and control device for sub-low temperature treatment comprises a first shell, wherein a floating block is vertically arranged in the first shell, a stop block is vertically arranged on the top surface of the floating block, a first through hole is formed in the middle of the right side of the stop block, a second through hole is formed in the position, corresponding to the first through hole, on the outer wall of the right side of the first shell, and the outer side surface of the stop block is attached to the inner wall of the first shell; the first through hole is communicated with the second through hole only when the salt content of the normal saline is within a set range; a first spring is fixedly connected between the top surface of the floating block and the inner top surface of the first shell, a second shell is vertically arranged in the middle of the inner side of the first shell, the inner side of the second shell is vertically and slidably connected with a first piston, an expansion liquid is filled in a cavity below the first piston in the second shell, a first air hole is formed in the inner top surface of the second shell, a second air hole is formed in the top surface of the first shell corresponding to the first air hole, a support frame is arranged on the top surface of the first shell, a first laser range finder is arranged on the support frame and used for measuring the height of the first piston, a third shell is arranged on the right side of the first shell, a third through hole is formed in the top of the left side of the third shell, the third through hole is communicated with the second through a connecting pipe, a temperature regulating mechanism is arranged beside the connecting pipe and used for regulating and controlling the temperature of physiological saline in the first shell, the shape of the third shell is L-shaped, the inner side of the transverse end of the third shell is connected with a second piston in a sliding mode corresponding to the position of a third through hole, a third spring is fixedly connected between the right side face of the second piston and the inner wall of the right side of the third shell, a third air hole is formed in the top of the right side of the third shell, a second laser distance meter is installed on the outer wall of the right side of the third shell and used for measuring the distance between the second laser distance meter and the second piston, one end of a cooling liquid circulating and conveying system is communicated with the first shell, the other end of the cooling liquid circulating and conveying system is communicated with the third shell, a computer and an alarm device are arranged beside the first shell, the computer is connected with a controller, the first laser distance meter and the second laser distance meter, and the controller is connected with a temperature regulating mechanism and the alarm device.

According to the intravascular heat exchange temperature regulation and control device for sub-low temperature treatment, the temperature regulation and control mechanism comprises the refrigeration assembly and the auxiliary heating assembly, the refrigeration assembly and the auxiliary heating assembly are installed on the outer wall of the first shell, the installation positions of the refrigeration assembly and the auxiliary heating assembly are close to the connecting pipe, and the controller is connected with the refrigeration assembly and the auxiliary heating assembly.

According to the intravascular heat exchange temperature regulation and control device for the sub-low temperature treatment, the first shell and the second shell are both made of transparent materials, and the outside of the second shell is vertically provided with scale marks.

According to the intravascular heat exchange temperature regulation and control device for the sub-low temperature treatment, the first shell, the second shell, the third shell, the floating block, the first spring, the stop block and the second piston are all made of non-toxic materials.

The invention has the advantages that: the invention is controlled by the controller; firstly, a built-in catheter is installed at a proper position in a patient body, a cooling liquid circulating and conveying system is started, a cooling liquid refrigerating device is arranged on the cooling liquid circulating and conveying system, the cooling liquid refrigerating device can refrigerate the cooling liquid circulating and conveying system, cooling liquid is normal saline, the refrigerated normal saline enters a detection device, the detection device can be used for detecting the temperature of the normal saline, the salt content of the normal saline, the water pressure strength and the pressure stability, meanwhile, the deviation can not occur through the measurement of the expansion distance of mercury during temperature detection, the detection result is more accurate, if the temperature of the normal saline is insufficient, intelligent regulation and control can be performed through a temperature regulation and control mechanism, so that the temperature of the normal saline in a first shell and a connecting pipe is more reasonable; after the detection is finished, the detected physiological saline can cool the body of the patient through the built-in catheter; the utility model provides a inferior low temperature treatment is with intravascular heat exchange temperature regulation and control device, simple structure, convenient to use detection device can be used for detecting the temperature of normal saline, the stability of salt content, water pressure intensity and pressure of normal saline, and the expansion interval through mercury is measured when the temperature detects simultaneously, the deviation can not appear, and the result of detection is more accurate, if the temperature has the deviation, then can the automatic start temperature regulation and control mechanism carry out reasonable control.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic enlarged view of a portion I of FIG. 1; FIG. 3 is a schematic enlarged view of a portion II of FIG. 1; FIG. 4 is an enlarged view of a three-dimensional view of the stop; FIG. 5 is an enlarged view of a three-dimensional view of the third housing; FIG. 6 is an enlarged view of a three-dimensional view of the floe.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a sub-hypothermia treatment is with intravascular heat exchange temperature regulation controlling means, as shown in the figure, including coolant liquid circulation conveying system 1, the coolant liquid is normal saline, the last intercommunication of coolant liquid circulation conveying system 1 has detection device, detection mechanism is used for detecting the salt content of normal saline, the temperature of normal saline and the water pressure of normal saline, be provided with built-in pipe in the patient body, the head and the tail of built-in pipe and coolant liquid circulation conveying system 1 intercommunication, the other controller that is provided with of coolant liquid circulation conveying system 1, the controller links to each other with coolant liquid circulation conveying system 1 and detection device. The invention is controlled by the controller; firstly, a built-in catheter is installed at a proper position in a patient body, a cooling liquid circulating and conveying system 1 is started, a cooling liquid refrigerating device is arranged on the cooling liquid circulating and conveying system 1, the cooling liquid refrigerating device can refrigerate the cooling liquid circulating and conveying system 1, cooling liquid is physiological saline, the refrigerated physiological saline enters a detection device, the detection device can be used for detecting the temperature of the physiological saline, the salt content of the physiological saline, the water pressure strength and the pressure stability, meanwhile, the mercury expansion interval is measured during temperature detection, deviation can not occur, the detection result is more accurate, if the temperature of the physiological saline is insufficient, intelligent regulation and control can be performed through a temperature regulation and control mechanism, so that the temperature of the physiological saline in a first shell 2 and a connecting pipe 16 is more reasonable; after the detection is finished, the detected physiological saline can cool the body of the patient through the built-in catheter; the utility model provides a inferior low temperature treatment is with intravascular heat exchange temperature regulation and control device, simple structure, convenient to use detection device can be used for detecting the temperature of normal saline, the stability of salt content, water pressure intensity and pressure of normal saline, and the expansion interval through mercury is measured when the temperature detects simultaneously, the deviation can not appear, and the result of detection is more accurate, if the temperature has the deviation, then can the automatic start temperature regulation and control mechanism carry out reasonable control.

Specifically, as shown in the figure, the detection device described in this embodiment includes a first housing 2, a floating block 3 is vertically arranged in the first housing 2, a stopper 4 is vertically installed on the top surface of the floating block 3, a first through hole 5 is formed in the middle of the right side of the stopper 4, a second through hole 6 is formed in the outer wall of the right side of the first housing 2 corresponding to the first through hole 5, and the outer side surface of the stopper 4 is attached to the inner wall of the first housing 2; the first through hole 5 is communicated with the second through hole 6 only when the salt content of the normal saline is in a set range; a first spring 7 is fixedly connected between the top surface of the floating block 3 and the inner top surface of the first shell 2, a second shell 8 is vertically arranged in the middle of the inner side of the first shell 2, a first piston 9 is vertically and slidably connected to the inner side of the second shell 8, expansion liquid is filled in a cavity below the first piston 9 in the second shell 8, a first air hole 11 is formed in the inner top surface of the second shell 8, a second air hole 12 is formed in the top surface of the first shell 2 corresponding to the first air hole 11, a support frame 13 is arranged on the top surface of the first shell 2, a first laser range finder 14 is arranged on the support frame 13, the first laser range finder 14 is used for measuring the height of the first piston 9, a third shell 15 is arranged on the right side of the first shell 2, a third through hole 18 is formed in the top of the left side of the third shell 15, the third through hole 18 is communicated with the second through a connecting pipe 16, a temperature regulating mechanism is arranged beside the connecting pipe 16, the temperature regulating mechanism is used for regulating and controlling the temperature of the physiological saline in the first shell 2, the third shell 15 is L-shaped, the inner side of the transverse end of the third shell 15 is connected with a second piston 17 in a sliding mode corresponding to the position of a third through hole 18, a third spring 19 is fixedly connected between the right side face of the second piston 17 and the right side inner wall of the third shell 15, a third air hole 20 is formed in the top of the right side of the third shell 15, a second laser distance meter 21 is installed on the outer wall of the right side of the third shell 15, the second laser distance meter 21 is used for measuring the distance between the second laser distance meter 21 and the second piston 17, one end of the cooling liquid circulating and conveying system 1 is communicated with the first shell 2, the other end of the cooling liquid circulating and conveying system 1 is communicated with the third shell 15, a computer and an alarm device are arranged beside the first shell 2, and the computer are connected with a controller and the first laser distance meter 14, The second laser range finder 21 is connected, and the controller is connected with the temperature regulating mechanism and the alarm device. When the salt content of the physiological saline in the first shell 2 needs to be detected through the detection mechanism, the cooling liquid circulating conveying system 1 conveys the physiological saline into the first shell 2 and is completely immersed into the physiological saline in the first shell 2 under the action of the first spring 7, when the built-in catheter is broken and leaked, the salt content of the physiological saline is changed, at the moment, the first through hole 5 and the second through hole 6 are not communicated, and the device can be effectively prevented from continuously inputting the physiological saline into the body of a patient in batches; when the temperature of the physiological saline in the first shell 2 needs to be detected, the cavity at the bottom of the second shell 8 is filled with expansion liquid, such as: mercury, the expansion and contraction of the mercury are obvious under the change of temperature, the expansion and contraction of the mercury can drive the first piston 9 to vertically slide, the first laser range finder 14 is used for detecting the height of the first piston 9 and transmitting information to the computer, the computer can determine whether the distance is within a reasonable set range through analysis, if the distance is not within the reasonable range, the computer can analyze the difference between the first piston and start the temperature regulation and control mechanism through the difference, if the temperature exceeds a set value, the physiological saline in the first shell 2 and the connecting pipe 16 is reasonably cooled through the temperature regulation and control mechanism, and if the temperature is lower than the set temperature, the physiological saline in the first shell 2 and the connecting pipe 16 is reasonably heated through the temperature regulation and control mechanism, so that the temperature of the physiological saline in the first shell 2 and the connecting pipe 16 is more reasonable; when the effluent pressure in the connecting pipe 16 needs to be checked, the normal saline in the connecting pipe 16 is sprayed out to the second piston 17 through the connecting pipe 16, the second piston 17 slides transversely under the action of water pressure, the second laser distance meter 21 is used for measuring the distance between the second laser distance meter 21 and the second piston 17 and transmitting information to the computer, the computer can be used for analyzing the frequency and amplitude of the transverse sliding of the second piston 17, when the frequency is too high, the pressure of the whole device is unstable, the pressure is unstable, the treatment effect of the whole device on a patient can be directly influenced, if the sliding amplitude of the second piston 17 is too high, the water pressure of the normal saline in the connecting pipe 16 is too high or too low, the pressure is too low, the cooling liquid circulation conveying system 1 can have leakage or the salt content of the normal saline is abnormal, and the second through hole 6 is blocked, when the frequency and the amplitude of the transverse sliding of the second piston 17 are abnormal, the alarm device is started to give an alarm; the detection device has the advantages of simple structure and convenient use, and can detect the salt content, the water pressure and the water temperature of the physiological saline water.

Specifically, as shown in the figure, the temperature control mechanism according to this embodiment includes a refrigeration component 22 and an auxiliary heating component 23, the refrigeration component 22 and the auxiliary heating component 23 are installed on the outer wall of the first housing 2, the installation positions of the refrigeration component 22 and the auxiliary heating component 23 are close to the connecting pipe 16, and the controller is connected to the refrigeration component 22 and the auxiliary heating component 23. The cooling module 22 is used for lowering the temperature of the physiological saline in the first housing 2 and the connection pipe 16, and the auxiliary heating module 23 is used for increasing the temperature of the physiological saline in the first housing 2 and the connection pipe 16.

Further, as shown in the figure, the first casing 2 and the second casing 8 in this embodiment are both made of transparent materials, and the outside of the second casing 8 is vertically provided with scale marks. The temperature of the physiological saline in the first housing 2 can be checked by an operator in real time through the scale marks.

Further, as shown in the drawings, the first housing 2, the second housing 8, the third housing 15, the floating block 3, the first spring 7, the stopper 4 and the second piston 17 according to the present embodiment are made of non-toxic materials. Prevent the rupture of the built-in catheter and the toxic normal saline from flowing into the body of a patient to cause the poisoning of the patient.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. An intravascular heat exchange temperature regulation control device for sub-hypothermia treatment is characterized in that: the device comprises a cooling liquid circulating and conveying system (1), wherein the cooling liquid is normal saline, a detection device is communicated with the cooling liquid circulating and conveying system (1), a detection mechanism is used for detecting the salt content of the normal saline, the temperature of the normal saline and the water pressure of the normal saline, a built-in catheter is arranged in a patient, the head and the tail of the built-in catheter are communicated with the cooling liquid circulating and conveying system (1), a controller is arranged beside the cooling liquid circulating and conveying system (1), and the controller is connected with the cooling liquid circulating and conveying system (1) and the detection device;

the detection device comprises a first shell (2), a floating block (3) is vertically arranged in the first shell (2), a stop block (4) is vertically arranged on the top surface of the floating block (3), a first through hole (5) is formed in the middle of the right side of the stop block (4), a second through hole (6) is formed in the outer wall of the right side of the first shell (2) corresponding to the position of the first through hole (5), and the outer side surface of the stop block (4) is attached to the inner wall of the first shell (2); the first through hole (5) is communicated with the second through hole (6) only when the salt content of the normal saline is in a set range; a first spring (7) is fixedly connected between the top surface of the floating block (3) and the inner top surface of the first shell (2), a second shell (8) is vertically installed in the middle of the inner side of the first shell (2), a first piston (9) is vertically connected to the inner side of the second shell (8) in a sliding manner, expansion liquid is filled in a cavity below the first piston (9) in the second shell (8), a first air hole (11) is formed in the inner top surface of the second shell (8), a second air hole (12) is formed in the top surface of the first shell (2) corresponding to the first air hole (11), a support frame (13) is installed on the top surface of the first shell (2), a first laser range finder (14) is installed on the support frame (13), the first laser range finder (14) is used for measuring the height of the first piston (9), a third shell (15) is arranged on the right side of the first shell (2), a third through hole (18) is formed in the top of the left side of the third shell (15), the third through hole (18) and the second through hole (6) are communicated with each other through a connecting pipe (16), a temperature regulating mechanism is arranged beside the connecting pipe (16) and used for regulating and controlling the temperature of the physiological saline in the first shell (2), the third shell (15) is L-shaped, a second piston (17) is connected to the inner side of the transverse end of the third shell (15) in a sliding mode corresponding to the position of the third through hole (18), a third spring (19) is fixedly connected between the right side surface of the second piston (17) and the inner wall of the right side of the third shell (15), a third air hole (20) is formed in the top of the right side of the third shell (15), a second laser range finder (21) is installed on the outer wall of the right side of the third shell (15), and the second laser range finder (21) is used for measuring the distance between the second laser range finder (21) and the second piston (17), one end of the cooling liquid circulating and conveying system (1) is communicated with the first shell (2), the other end of the cooling liquid circulating and conveying system (1) is communicated with the third shell (15), a computer and an alarm device are arranged beside the first shell (2), the computer is connected with a controller, a first laser range finder (14) and a second laser range finder (21), and the controller is connected with a temperature regulating and controlling mechanism and the alarm device.

2. The intravascular heat exchange temperature regulation control device for sub-hypothermia treatment according to claim 1, wherein: temperature regulation and control mechanism include refrigeration subassembly (22), assist hot subassembly (23), refrigeration subassembly (22), assist hot subassembly (23) and install on the outer wall of first casing (2), the mounted position of refrigeration subassembly (22), assisting hot subassembly (23) is close to connecting pipe (16), the controller links to each other with refrigeration subassembly (22), assist hot subassembly (23).

3. The intravascular heat exchange temperature regulation control device for sub-hypothermia treatment according to claim 2, wherein: the first shell (2) and the second shell (8) are both made of transparent materials, and scale marks are vertically arranged on the outer side of the second shell (8).

4. The intravascular heat exchange temperature regulation control device for sub-hypothermia treatment according to claim 1, wherein: the first shell (2), the second shell (8), the third shell (15), the floating block (3), the first spring (7), the stop block (4) and the second piston (17) are all made of non-toxic materials.