CN105327407A - Suction catheter part and suction catheter group with same - Google Patents

The invention relates to a suction catheter part. The suction catheter part comprises a catheter body and a flexible valve body; the catheter body comprises a chamber, a connection port, a catheter plug port, an air supply port and a water injection port in communication, the connection port is aligned to the catheter plug port, and the water injection port is positioned between the connection port and the catheter plug port. The flexible valve body is arranged in the chamber and comprises a cavity and an opening-closing port in mutual communication, the cavity faces the catheter plug port and in fluid communication with the water injection port, and the opening-closing port correspondingly faces the connection port. By the structural design that the flexible valve body is arranged in the catheter body, the suction catheter can be cleaned exactly to avoid residues of bacteria. The invention further provides a suction catheter group with the suction catheter part.

Suction catheter parts and there is the suction catheter group of these suction catheter parts

Technical field

The invention relates to a kind of suction catheter parts, espespecially a kind of suction catheter parts that really can carry out that suction catheter washing and cleaning operation is remained to avoid pathogenic bacteria; The present invention also has about a kind of suction catheter group with these suction catheter parts.

Background technology

For cannot from being about to for the external sufferer of sputum expectoration, such as serious symptom sufferer, " taking out expectorant " be a kind of important nursing behavior maintaining its respiratory smooth.

In the practice, pipe in one is first inserted the trachea of sufferer by medical personnel via the oral area of sufferer, then the connector of a suction catheter group is connected to the connector of interior pipe, again the conduit of suction catheter group is inserted the trachea of sufferer afterwards along interior pipe, suction catheter group can an external suction pump device again, after unlatching suction pump device, that can carry out sufferer takes out expectorant operation.

Complete after taking out expectorant operation, the conduit of suction catheter group is drawn back in the suction catheter parts of suction catheter group, via the water filling port on suction catheter parts, distilled water or normal saline solution are injected in suction catheter parts afterwards, open suction pump device simultaneously, make distilled water or normal saline solution cleaning pipe and be sucked up to suction pump device.

But, the suction catheter parts of existing suction catheter group also cannot be fully clean by catheters irrigation in structural design, such as conduit inserts the open-ended of sufferer trachea and cannot fully touch distilled water or normal saline solution, make the sputum of sufferer still can residue in this open-ended on, cause because cleaning does not cause pathogenic bacteria to remain really, real non-very good.

Summary of the invention

Suction catheter parts of the present invention comprise a body and a flexible valve body.

Wherein, this body comprises the chamber, a connector, a cannula port, an air supply opening and the water filling port that communicate with each other, and this connector and this cannula port aligned in position each other, this water filling port is between this connector and this cannula port; This flexible valve body is located in this chamber, and this flexible valve body comprises the cave, chamber and an opening and closing mouth that communicate with each other, and this cave, chamber is towards this cannula port and fluid is communicated in this water filling port, and this opening and closing mouth is corresponding to this connector.

Therefore, by arranging the structural design of flexible valve body in body, can reach and really carry out suction catheter washing and cleaning operation with the object avoiding pathogenic bacteria residual.

This above-mentioned flexible valve body is tapered and comprises two inclined-planes of from bottom to top convergent, and these two inclined-planes are also tapered to this opening and closing mouth of formation that contacts with each other.

This above-mentioned flexible valve body bonding is located in this chamber.

This above-mentioned flexible valve body is translucent shape.

This above-mentioned body more comprises a drug delivery port, and this drug delivery port and this chamber communicate with each other.

The present invention also provides a kind of suction catheter group, and it comprises: suction catheter parts described above; One conduit, comprises a first end and one second end, and this first end inserts this cannula port and extends into this cave, chamber and this opening and closing mouth optionally passing this flexible valve body; And a control piece, be connected to this second end of this conduit, and this control piece comprises a path, this path optionally conducting in this second end of this conduit.

This above-mentioned conduit outer cup is covered with a flexible bag.

The above-mentioned transparent shape of this flexible bag.

Accompanying drawing explanation

Fig. 1 is the axonometric chart of the suction catheter parts of the present invention first preferred embodiment.

Fig. 2 is the axonometric chart of the suction catheter group of the present invention first preferred embodiment.

Fig. 3 is one of using state schematic diagram of the present invention first preferred embodiment.

Fig. 4 is the using state schematic diagram two of the present invention first preferred embodiment.

Fig. 5 is the using state schematic diagram three of the present invention first preferred embodiment.

Fig. 6 is one of using state schematic diagram of the control piece of the present invention first preferred embodiment.

Fig. 7 is the using state schematic diagram two of the control piece of the present invention first preferred embodiment.

Fig. 8 is the using state schematic diagram three of the control piece of the present invention first preferred embodiment.

Fig. 9 is the axonometric chart of the present invention second preferred embodiment.

Primary clustering symbol description:

1 suction catheter parts

2 bodys

21 chambers

22 connectors

23 cannula port

24 air supply openings

25 water filling ports

251 flexible pipes

26 drug delivery ports

261 flexible pipes

3 flexible valve bodies

31 cave, chambeies

32 opening and closing mouths

33 inclined-planes

5 suction catheter groups

51 conduits

511 first ends

512 second ends

52 control pieces

521 paths

522 upper-parts

523 springs

53 flexible bags

Pipe in 6

61 connectors

7 sufferers

71 oral areas

72 tracheas

81 suction pump devices

82 aerators

83 syringes

84 syringes

Detailed description of the invention

Please refer to Fig. 1, it is the axonometric chart of the suction catheter parts of the present invention first preferred embodiment.In Fig. 1, show suction catheter parts 1, and these suction catheter parts 1 comprise body 2 and a flexible valve body 3.

As shown in Figure 1, body 2 comprises chamber 21, connector 22, cannula port 23, air supply opening 24 and the water filling port 25 communicated with each other, connector 22 wherein and cannula port 23 aligned in position each other, and water filling port 25 is between connector 22 and cannula port 23; Flexible valve body 3 is located in the chamber 21 of body 2, and flexible valve body 3 comprises cave, chamber 31 and the opening and closing mouth 32 communicated with each other, cave, chamber 31 is wherein towards the cannula port 23 of body 2 and fluid is communicated in the water filling port 25 of body 2, and opening and closing mouth 32 correspondence is towards the connector 22 of body 2.

In the present embodiment, flexible valve body 3 is tapered and comprises the inclined-plane 33,33, two, two inclined-planes of from bottom to top convergent and be tapered to the formation opening and closing mouth 32 that contacts with each other.In addition, flexible valve body 3 is translucent shape in the present embodiment, certainly also can transparent shape.

In addition, when group is established, flexible valve body 3 bonding is located in the chamber 21 of body 2, other modes certainly can also be adopted to carry out group and establish, such as tight fit, snapping, ultrasound welding etc.

Please refer to Fig. 2, it is the axonometric chart of the suction catheter group of the present invention first preferred embodiment.In Fig. 2, show a suction catheter group 5, and this suction catheter group 5 comprises foregoing suction catheter parts 1, conduit 51 and a control piece 52.

As shown in Figure 2, conduit 51 comprises first end 511 and one second end 512, and first end 511 inserts the cannula port 23 of the body 2 of suction catheter parts 1 and extends into the cave, chamber 31 of flexible valve body 3 and optionally pass the opening and closing mouth 32 (will in rear detailed description) of flexible valve body 3; Control piece 52 is connected to the second end 512 of conduit 51, and control piece 52 comprises a path 521 (please refer to Fig. 6), this path 521 optionally conducting in second end 512 (will in rear detailed description) of conduit 51.

Please refer to Fig. 3, it is one of using state schematic diagram of the present invention first preferred embodiment.The using state of suction catheter group 5 is shown in Fig. 3.

Specifically, carry out sufferer 7 take out expectorant operation time, first pipe 6 in can be inserted the trachea 72 of sufferer 7 via the oral area 71 of sufferer 7, again the connector 22 of the body 2 of suction catheter parts 1 be butted up against the connector 61 of interior pipe 6 afterwards.

Please refer to Fig. 4, it is the using state schematic diagram two of the present invention first preferred embodiment, and please simultaneously in the lump with reference to Fig. 3.

As shown in Figures 3 and 4, carry out sufferer 7 take out expectorant operation time, conduit 51 inserts the cannula port 23 of the body 2 of suction catheter parts 1 and extends into the cave, chamber 31 of flexible valve body 3 and pass the opening and closing mouth 32 of flexible valve body 3 again, moving pushing catheter 51 afterwards again makes it insert the trachea 72 of sufferer 7 along interior pipe 6, namely the first end 511 of conduit 51 is positioned at the trachea 72 of sufferer 7, now, open the suction pump device 81 being connected to control piece 52 can carry out taking out expectorant operation.

General when carrying out taking out expectorant operation, the air supply opening 24 of body 2 can be made to be external to an aerator 82, therefore while carrying out taking out expectorant operation, oxygen supply can be carried out by body 2 via interior pipe 6 pairs of sufferers 7, cannot smooth and easyly breathe in time taking out expectorant operation to avoid sufferer 7.

Please refer to Fig. 5, it is the using state schematic diagram three of the present invention first preferred embodiment, and please simultaneously in the lump with reference to Fig. 3.

After taking out the expectorant end of job, drawn back by conduit 51 by interior pipe 6, and make the first end 511 of conduit 51 enter in the cave, chamber 31 of flexible valve body 3 via the opening and closing mouth 32 of flexible valve body 3, now because flexible valve body 3 has flexibility, therefore opening and closing mouth 32 can close again.

As shown in the figure, when will carry out the washing and cleaning operation of conduit 51 after taking out the expectorant end of job, such as device such as syringe 83 grade can be used to inject distilled water or normal saline solution by the water filling port 25 of the body 2 of suction catheter parts 1, show water filling port 25 in the accompanying drawings and be circumscribed with a flexible pipe 251, and syringe 83 inserts flexible pipe 251 and inject distilled water or normal saline solution via water filling port 25.After injection distilled water or normal saline solution, open suction pump device 81 and aspirate the washing and cleaning operation that distilled water or normal saline solution can carry out conduit 51.

Now, the first end 511 of conduit 51 is positioned at the cave, chamber 31 of flexible valve body 3, and the opening and closing mouth 32 of flexible valve body 3 is closure state, therefore distilled water or normal saline solution can be filled in flexible valve body 3 cave, chamber 31 in and can not run off (as shown in Figure 5), and the first end 511 of conduit 51 meeting thorough impregnation is in distilled water or normal saline solution, therefore the first end 511 of conduit 51 can be subject to the cleaning of distilled water or normal saline solution completely, in other words, the object really carrying out remaining to avoid pathogenic bacteria the washing and cleaning operation of conduit 51 can so be reached.

In addition, as shown in Figures 3 and 4, in the present embodiment, conduit 51 outer cup of suction catheter group 5 is covered with a flexible bag 53, it can avoid conduit 51 dirty or by pathogen contamination, because conduit 51 can insert the trachea 72 of sufferer 7 along interior pipe 6, if conduit 51 is dirty or by pathogen contamination, will cause bad impact to the health of sufferer 7.As mentioned above another, when moving pushing catheter 51 and inserting the trachea 72 of sufferer 7 along interior pipe 6, therefore flexible bag 53 can produce crape folding shape.

Above-mentioned flexible bag 53 transparent shape in the present embodiment, also can be translucent shape or opaque shape certainly.

Please refer to Fig. 6 to Fig. 8, Fig. 6 is wherein one of using state schematic diagram of the control piece of the present invention first preferred embodiment, Fig. 7 is the using state schematic diagram two of the control piece of the present invention first preferred embodiment, Fig. 8 is the using state schematic diagram three of the control piece of the present invention first preferred embodiment, and please simultaneously in the lump with reference to Fig. 3.

As mentioned above, control piece 52 comprises a path 521, path 521 optionally conducting in the second end 512 of conduit 51.In detail, when the upper-part 522 of press control part 52 (as shown in the arrow of Fig. 7), the corresponding connecting tube 51 of path 521 meeting, namely conducting is in the second end 512 and suction pump device 81 (as shown in Figure 3) of conduit 51, when decontroling the upper-part 522 of control piece 52, upper-part 522 can utilize elastic force (such as arranging spring 523 in control piece 52) upwards resilience (as shown in Figure 6), and now path 521 namely can not the second end 512 of corresponding connecting tube 51 and suction pump device 81.Another in structural design, upper-part 522 is rotatable, and upper-part 522 after rotation (after such as revolving turnback) pressure action (as shown in Figure 8) cannot be carried out.

Refer to Fig. 9, it is the axonometric chart of the present invention second preferred embodiment.As shown in the figure, body 2 also comprises a drug delivery port 26, and this drug delivery port 26 communicates with each other with chamber 21.

Therefore, while carrying out taking out expectorant operation, medicine required for sufferer 7 can be injected with such as device such as syringe 84 grade by the drug delivery port 26 of body 2 according to need, make it flow to sufferer 7 by body 2 via interior pipe 6.Again in the present embodiment, drug delivery port 26 is circumscribed with a flexible pipe 261, and syringe 84 inserts flexible pipe 261 via drug delivery port 26 injection of medicine.

The foregoing is only preferred embodiment of the present invention, it is not in order to limit the present invention, within the spirit and principles in the present invention all, and any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.