CN100496627C - Cerebral edema drainage tube of hypothermic therapy automatically controlling brain temperature - Google Patents

Abstract

The invention relates to a sub-low-temperature drainage tube used to treat cerebral edema, which can automatically control the brain temperature. The invention comprises a tube whose chamber contains a drainage tube whose one part near the drainage hole is provided with a coil tube coiled on the drainage tube. Another end of the inlet of coil tube is connected with the outlet of water pump, while the outlet of coil tube is connected with the water tank. The top of the tube is embedded with a temperature sensor, while one end of sensor on the inner wall of tube is connected with one end of wire and another end of wire through the tube is connected with the temperature controller. Another end of temperature controller has three connectors connected with the heating device, refrigerating device and the water pump in the water tank, while the refrigerating device is connected with the compressor. The invention can be used to drain the hematoma and compress the bubble to stop blooding, or the like, with simple structure and high safety.

Description

Automatically control the mild hypothermia therapy cerebral edema drainage tube of brain temperature

Technical field

The present invention relates to brain section medical apparatus and instruments, be specially a kind of mild hypothermia therapy cerebral edema drainage tube of automatic control brain temperature.

Background technology

At present brain section clinical operation therapeutic modality mainly is to adopt small bone window craniotomy and to the sphenotresia hematoma drainage; And that the drain of encephalocoele hematoma exists hematoma suction is not thorough, the problem that hematoma is residual and hemorrhage again, and the hemorrhage again incidence rate of ossiculum window operation back hematoma residual cavity is also higher, it is main cause that its surgical wound surface oozing of blood or postoperative blood pressure rising cause residual cavity hemorrhage again, in order to address the above problem, adopt the drainage tube of front end band air bag to come courageous and upright cerebrospinal fluid in the drain residual cavity to the courageous and upright spinal fluid in the postoperative residual cavity in the brain clinically, its air bag plays haemostatic effect and improves the drainage effect of residual cavity liquid, but the shortcoming of its existence is: haemostatic effect is poor, can not take best therapeutic modality at the variation of residual cavity surrouding brain tissue cerebral, the effect and the postoperative that have directly influenced the operation of brain section easily bring out the problem that cerebral hernia jeopardizes patient's life.

Summary of the invention

The mild hypothermia therapy cerebral edema drainage tube that the purpose of this invention is to provide a kind of automatic control brain temperature; both can be to the drain of encephalocoele hematoma; the balloon tamponade hemostasis; the cerebral tissue edema of also can be to residual cavity wall in the brain and due to illness becoming on every side due to influence or the operation wound is carried out inferior hypothermia cerebral protection treatment; and can demonstrate inferior cryogenic temperature in the encephalocoele intuitively; utilize inferior low temperature to impel cerebrovascular to shrink; improve haemostatic effect; the effect and the minimizing postoperative that improve the operation of brain section bring out the problem generation that cerebral hernia jeopardizes patient's life because of cerebral edema, have simple for structure; processing ease; safe and reliable; reduce the characteristics of postoperative disability rate.

The objective of the invention is to be achieved through the following technical solutions: the mild hypothermia therapy cerebral edema drainage tube of controlling the brain temperature automatically, it has conduit, be provided with drainage tube in the catheter lumen, drainage tube communicates with the conduction hole of the corresponding setting in catheter proximal end both sides, and be provided with the air bag that communicates with trachea in catheter proximal end, be provided with the coil pipe that is coiled on the drainage tube near the conduction hole place at drainage tube, the coil pipe correspondence is located in the air bag, entrance point one end of coil pipe through conduit one side enter be coiled in drainage tube in the catheter lumen after, the port of export of its coil pipe other end passes from the conduit opposite side: the described coil pipe entrance point other end and pump outlet join, and the coil pipe port of export and water tank join; Be inlaid with temperature sensor in the catheter tip position, be embedded in supravasal temperature sensor one end and be in conduit outer wall central authorities, the temperature sensor other end is on the inwall of conduit, temperature sensor one end and lead one end on the pipe inner wall join, the other end of lead joins with temperature controller after passing conduit, the temperature controller other end divide three joints respectively with water tank in the heater, refrigerating plant and the water pump that are provided with join, refrigerating plant and compressor join, and described heater is connected with power supply respectively with compressor and water pump.The circuit structure of described water pump, temperature controller, heater and compressor, power supply is: compressor input and relay normally open K switch 4 back that joins joins with power positive end, compressor output end with join with power cathode respectively after the first display lamp X is connected in series; The input of heater and the relay normally closed switch K4 back that joins joins with power positive end, heater with join with power cathode respectively after the second display lamp X1 is connected in series; Described both ends of power and transformator D two ends join, the voltage of transformator D outfan is that the electric current of 30V joins through K switch 2 and water pump, the voltage of another outfan of transformator D is that the electric current of 6V is often opened contact switch K1 and temperature controller joins, described temperature controller joins through relay coil J and water pump: power supply is a 220V voltage

Beneficial effect of the present invention is: better through its hemostasis of test of many times, drainage effect, owing to be inlaid with temperature sensor in the catheter tip position, temperature sensor is connected with temperature controller by lead, can select the optimal treatment temperature and time of mild hypothermia therapy by residual cavity surrouding brain tissue variation of temperature, and temperature is adjustable.The present invention both can be to the drain of encephalocoele hematoma, balloon tamponade hemostasis, the cerebral tissue edema of also can be to residual cavity wall in the brain and due to illness becoming on every side due to influence or the operation wound is carried out mild hypothermia therapy, and can demonstrate the temperature of carrying out mild hypothermia therapy in the encephalocoele intuitively, utilize inferior low temperature to impel cerebrovascular to shrink, improve haemostatic effect, improve the effect of brain section operation and reduce postoperative and bring out the problem that cerebral hernia jeopardizes patient's life and take place, have simple for structure, processing ease, safe and reliable, the advantage that reduces the postoperative disability rate.

Description of drawings

Fig. 1 is a structural representation of the present invention; Accompanying drawing 2 is an electrical block diagram of the present invention.

The specific embodiment

The mild hypothermia therapy cerebral edema drainage tube of automatic control brain temperature of the present invention, it has conduit 20, conduit 20 intracavity are provided with drainage tube 17, drainage tube 17 communicates with the conduction hole 18 of the conduit corresponding setting in 20 front end both sides, and be provided with the air bag 16 that communicates with trachea 19 at conduit 20 front ends, be provided with the coil pipe 3 that is coiled on the drainage tube 17 near conduction hole 18 places at drainage tube 17, coil pipe 3 correspondences are located in the air bag 16, entrance point 14 1 ends of coil pipe 3 through conduit 20 1 sides enter be coiled in drainage tube 17 in the catheter lumen after, the port of export 4 of its coil pipe 3 other ends passes from conduit 20 opposite sides: described coil pipe entrance point 14 other ends and water pump 13 ports of export join, and the coil pipe port of export 4 joins with water tank 6; Be inlaid with temperature sensor 1 in 15 positions, conduit 20 tops, temperature sensor 1 one ends that are embedded on the conduit 20 are in conduit 20 outer wall central authorities, temperature sensor 1 other end is on the inwall of conduit 20, temperature sensor one end and lead 2 one ends on the pipe inner wall join, the other end of lead 2 passes conduit 20 backs and joins with temperature controller 5, the temperature controller other end divide three joints respectively with water tank 6 in the heaters 12 that are provided with, refrigerating plant 7 and water pump 13 join, refrigerating plant 7 joins with compressor 8, and described heater 12 is connected with power supply 10 respectively with compressor 8 and water pump 13.Water pump 13, temperature controller 5, heater 12 and the compressor 8 of the mild hypothermia therapy cerebral edema drainage tube of described automatic control brain temperature, the circuit structure of power supply 10 are: compressor 8 inputs and relay normally open K switch 4 back that joins joins with power supply 10 positive terminals, compressor 8 outfans with join with power supply 10 negative poles respectively after the first display lamp X is connected in series; The input of heater 12 and the relay normally closed switch K4 back that joins joins with power supply 10 positive terminals, heater 12 with join with power supply 10 negative poles respectively after the second display lamp X1 is connected in series; Described power supply 10 two ends and transformator D two ends join, the voltage of transformator D outfan is that the electric current of 30V joins through K switch 2 and water pump 13, the voltage of another outfan of transformator D is that the electric current of 6V is often opened contact switch K1 and temperature controller 5 joins, and described temperature controller 5 joins through relay coil J and water pump 13.Power supply 10 is a 220V voltage.During use, pick off 1 and temperature controller 5 are joined, temperature controller 5 energisings are started working, again drainage tube 17 is inserted in the encephalocoele, pick off 1 on conduit 20 outer walls is inserted in the cerebral tissue, when temperature displayed is higher than desired temperature when pick off 1 is transferred to temperature controller 5 with the in-house temperature of encephalocoele, starting compressor 8 makes refrigerating plant 7 produce cold medium, make the coolant-temperature gage in the water tank 6 reach 20 ℃, temperature controller 5 starts water injection coil pipe 3 internal recycle of water pump 13 with 20 ℃ of temperature automatically, described coil pipe 3 is between the air bag 16 and drainage tube 17 of filling with water, makes the low temperature at water pocket 16 places impel cerebral tissue vasoconstriction under inferior low temperature state; When cerebral tissue obtains inferior low-temperature protection temperature displayed is lower than desired temperature when pick off 1 is transferred to temperature controller 5; temperature controller 5 switches off the pump; start heater 12; join by lead 11 and power supply the water in the water tank 6 are heated to temperature required 25 ℃; temperature controller 5 starts water injection coil pipe 3 internal recycle of water pump 13 with 25 ℃ of temperature automatically; make the residual cavity cerebral tissue edema position, back of performing the operation in its brain under the inferior low temperature state of safety, impel the cerebral tissue vasoconstriction; improve haemostatic effect and reduce the cerebral tissue blood oozing from the wound surface; improve residual cavity hematoma drainage effect, reduce postoperative and bring out the problem generation that cerebral hernia jeopardizes patient's life because of the cerebral tissue edema.The present invention both can be to the drain of encephalocoele hematoma, balloon tamponade hemostasis, the cerebral tissue edema of also can be to residual cavity wall in the brain and due to illness becoming on every side due to influence or the operation wound is carried out mild hypothermia therapy, and can demonstrate the temperature of carrying out mild hypothermia therapy in the encephalocoele intuitively.

Claims (2)

1, automatically control the mild hypothermia therapy cerebral edema drainage tube of brain temperature, it has conduit (20), conduit (20) intracavity is provided with drainage tube (17), drainage tube (17) communicates with the conduction hole (18) of the corresponding setting in conduit (20) front end both sides, and be provided with the air bag (16) that communicates with trachea (19) at conduit (20) front end, it is characterized in that: locate to be provided with the coil pipe (3) that is coiled on the drainage tube (17) near conduction hole (18) at drainage tube (17), coil pipe (3) correspondence is located in the air bag (16), entrance point (14) one ends of coil pipe (3) through conduit (20) one sides enter be coiled in drainage tube (17) in the catheter lumen after, the port of export (4) of its coil pipe (3) other end passes from conduit (20) opposite side; Described coil pipe entrance point (14) other end and water pump (13) port of export join, and the coil pipe port of export (4) joins with water tank (6); Be inlaid with temperature sensor (1) in position, conduit (20) top (15), temperature sensor (1) one end that is embedded on the conduit (20) is in conduit (20) outer wall central authorities, temperature sensor (1) other end is on the inwall of conduit (20), temperature sensor one end on the pipe inner wall and lead (2) one ends join, the other end of lead (2) passes conduit (20) back and joins with temperature controller (5), the temperature controller other end divides three joints to join with interior heater (12) refrigerating plant (7) and the water pump (13) that is provided with of water tank (6) respectively, refrigerating plant (7) joins with compressor (8), and described heater (12) is connected with power supply (10) respectively with compressor (8) and water pump (13).

2, the mild hypothermia therapy cerebral edema drainage tube of automatic control brain temperature according to claim 1, it is characterized in that: the circuit structure of water pump (13), temperature controller (5), heater (12) and compressor (8), power supply (10) is: compressor (8) input and relay normally open switch (K4) back that joins joins with power supply (10) positive terminal, compressor (8) outfan with join with power supply (10) negative pole respectively after first display lamp (X) is connected in series; The input of heater (12) and relay normally closed switch (K4) back that joins joins with power supply (10) positive terminal, heater (12) with join with power supply (10) negative pole respectively after second display lamp (X1) is connected in series; Described power supply (10) two ends and transformator (D) two ends join, the voltage of transformator (D) outfan is that the electric current of 30V joins through switch (K2) and water pump (13), the voltage of another outfan of transformator (D) is that the electric current of 6V is often opened contact switch (K1) and temperature controller (5) joins, and described temperature controller (5) joins through relay coil (J) and water pump (13); Power supply (10) is a 220V voltage.

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