A kind of portable three-cavity catheter
Technical field
The utility model relates to medical instruments field more particularly to a kind of portable three-cavity catheters.
Background technique
Bladder irrigation is that rinse solution is filled into bladder using catheter, the flushing for recycling siphon principle that will pour into
Solution drains the therapeutic modality come, and bladder irrigation can remove intravesical blood, dense phlegm etc., plays hemostasis and prevention urinary catheter
The effect of blocking guarantees that drainage is unobstructed, mitigates the pain and stimulation of patient, places infection, be conducive to the recovery of bladder function.
In the treatment of bladder irrigation, medical staff is generally rinsed using three-cavity catheter.In washed bladder, by
It is connect mismatch with three-cavity catheter access port in infusion apparatus, needs to take over connection using glass, and glass adapter tube needs to sterilize
Processing;After treatment, three-cavity catheter is connected usually using disposable urine collection bag, is not only operated again without matched plugging material
Process is relatively cumbersome, increases the workload of nurse, increases the medical material consumption of patient, and is easy to happen in bladder irrigation
Leakage of urine causes to pollute.Usually during flushing, flushing dose can not be preferably controlled, it will usually cause flushing liquor preferable,
Cause flushing degree inadequate;Or flushing dose is excessive, causes the discomfort of patient.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of portable three-cavity catheters, can be preferably in institute
It states infusion apparatus to be connected to, and flushing dose can be accurately controlled, improve and rinse comfort.
In order to solve the above-mentioned technical problem, the utility model provides a kind of portable three-cavity catheter, including water pocket chamber
Pipe, drainage lumen and flushing lumen, it is described to rinse the connection unit being provided between lumen and infusion apparatus for being connected to the two, institute
Stating and rinsing lumen includes the flushing interface for connecting the connection unit, and the connection unit includes connecting tube, is arranged in institute
It states in the inner cavity of connecting tube to connect or block electromagnetism check valve, the signal connection electromagnetism of the inner cavity of the connecting tube unidirectional
Valve is to control the humidity sensor of the timer of the electromagnetism check valve make-and-break time, the input end that the electromagnetism check valve is arranged in
Device, the timer and the electromagnetism check valve are connected separately the humidity sensor, described connecting tube one end with it is described
Flushing interface is interference fitted connection, the other end and is threadedly coupled the infusion apparatus.
Further, being provided with for the outlet end of the electromagnetism check valve flows through flushing liquor volume for detecting in inner cavity
Flow sensor, the flow sensor signal connect the electromagnetism check valve.
Further, including heating unit, the heating unit include wrapping up in the graphite being attached on the connecting tube lateral wall
Alkene layer is arranged in the inner cavity of the connecting tube for detecting the temperature sensor of irrigating fluid temperature, the temperature sensor letter
Number connection graphene layer.
Further, the graphene layer pastes the connecting tube that is adhesively fixed by primary and secondary.
Further, the connecting tube include the first segment pipe for being provided with input end, the second segment pipe for being provided with outlet end,
The third section pipe of perforation connection the first segment pipe and the second segment pipe.
Further, the serpentine-like setting of the third section pipe or spiral setting.
Further, the perfusion tube and the connecting tube threaded connection place are provided with gasket seal.
By above-mentioned technical proposal, the utility model at least has the following advantages:
1, by being provided with connection unit, including connecting tube, one end of connecting tube is fixedly connected by interference fit type
Existing flushing interface, is directly used in the structure for not changing flushing interface, structure optimization, save the cost;Connecting tube it is another
One end is connected through a screw thread infusion apparatus, is directly connected on the basis of not changing transfusion system structure, structure optimization, connection
Stablize, and leakproofness is strong;
2, by being provided with electromagnetism check valve, the on-off of connection tube cavity can be effectively controlled, when humidity sensor detects
When to flushing liquor, signal feeds back to electromagnetism check valve and timer, and electromagnetism check valve is in working position, and the inner cavity of connecting tube is in
On-state, while timer starts timing, when reaching setting time, timer signal feeds back to electromagnetism check valve, electromagnetism
Check valve is in cut-off position, and the inner cavity of connecting tube is in blocking state;By above-mentioned setting, connecting tube can be preferably controlled
On-off, convenience degree is high, while by the injected slurry volume of control flushing dose, preferably improving the comfort level of patient.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
In the figures above: 1, water pocket lumen;2, lumen is drained;3, lumen is rinsed;4, flushing interface;5, electromagnetism check valve;
6, timer;7, humidity sensor;8, flow sensor;9, graphene layer;10, humidity sensor;11, primary and secondary pastes;12, first
Duan Guan;13, second segment pipe;14, third section pipe;15, gasket seal.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model may be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As shown in connection with fig. 1, the utility model discloses a kind of portable three-cavity catheters, including water pocket lumen 1, drainage lumens
Pipe 2 and flushing lumen 3, it is described to rinse the connection unit being provided between lumen 3 and infusion apparatus for being connected to the two.This is practical new
In type, the lumen 3 that rinses includes the flushing interface 4 for connecting the connection unit.The connection unit include connecting tube,
Electromagnetism check valve 5, the signal connection institute for connecting or blocking the inner cavity of the connecting tube in the inner cavity of the connecting tube are set
State electromagnetism check valve 5 with control the timer 6 of 5 make-and-break time of electromagnetism check valve, be arranged in the electromagnetism check valve 5 into
The humidity sensor 7 at mouth end.The timer 6 and the electromagnetism check valve 5 are connected separately the humidity sensor 7.It is logical
It crosses and is provided with electromagnetism check valve 5, can effectively control the on-off of connection tube cavity, when humidity sensor 7 detects flushing liquor,
Signal feeds back to electromagnetism check valve 5 and timer 6, and when electromagnetism check valve 5 is in working position, the inner cavity of connecting tube, which is in, connects shape
State, while timer 6 starts timing, when reaching setting time, 6 signal of timer feeds back to electromagnetism check valve 5, and electromagnetism is unidirectional
When valve 5 is in cut-off position, the inner cavity of connecting tube is in blocking state;By above-mentioned setting, connecting tube can be preferably controlled
On-off, convenience degree is high, while by the injected slurry volume of control flushing dose, preferably cooperating different patients to inject different
Flushing liquor volume improves the comfort level of patient.
In the utility model, described connecting tube one end and the connection of the flushing interface 4 interference fit, the other end and screw thread connect
Connect the infusion apparatus.One end of the connecting tube is fixedly connected with existing flushing interface 4 by interference fit type, is not changing
It is directly used in the structure of flushing interface 4, structure optimization, save the cost;The other end of connecting tube is connected through a screw thread infusion apparatus,
It is still to be directly connected on the basis of not changing transfusion system structure, structure optimization, stable connection, and leakproofness is strong.This is practical
In novel, the connecting tube includes the first segment pipe 12 for being provided with input end, the second segment pipe 13 for being provided with outlet end, perforation company
Connect the third section pipe 14 of the first segment pipe 12 and the second segment pipe 13.In the utility model, it is preferable that the third section pipe
14 serpentine-like settings or spiral setting, can effectively improve heating efficiency.The perfusion tube is threadedly coupled with the connecting tube
Place is provided with gasket seal 15, can effectively guarantee the leakproofness of junction, not will cause the leakage of flushing liquor, structure is excellent
Change.
The outlet end of the electromagnetism check valve 5 is provided with for detecting the flow sensing for flowing through flushing liquor volume in inner cavity
Device 8,8 signal of flow sensor connect the electromagnetism check valve 5.The flow sensor 8 is not done mutually with the timer 6
In advance, it works independently.When the flow sensor 8 detects that the flushing liquor flowed through reaches preset volume, signal feeds back to institute
Electromagnetism check valve 5 is stated, electromagnetism check valve 5 blocks the inner cavity of connecting tube in time.It can be further ensured that the volume of flushing liquor injection,
The comfort level of patient is promoted, it is convenient to operate.
The three-cavity catheter of the utility model further includes heating unit, and the heating unit includes wrapping up in be attached to the connecting tube
Graphene layer 9 on lateral wall is arranged in for detecting the temperature sensor 10 of irrigating fluid temperature in the inner cavity of the connecting tube,
10 signal of temperature sensor connects the graphene layer 9.By above-mentioned set-up mode, the graphene layer 9 will be rinsed
Liquid is heated to the suitable temperature of human body, and temperature sensor 10 can effectively promote relaxing for flushing process for controlling temperature value
Adaptive, function optimization.In the utility model, the graphene layer is adhesively fixed the connecting tube by primary and secondary patch 11, Neng Goubian
The graphene layer 9 is disassembled and installed, promptly to replace the graphene layer 9 of different heating powers.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.