CN210355596U - Sleeve for tracheotomy - Google Patents
Sleeve for tracheotomy Download PDFInfo
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- CN210355596U CN210355596U CN201920056215.3U CN201920056215U CN210355596U CN 210355596 U CN210355596 U CN 210355596U CN 201920056215 U CN201920056215 U CN 201920056215U CN 210355596 U CN210355596 U CN 210355596U
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- outer tube
- tube
- inner tube
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Abstract
The utility model relates to a sleeve pipe for tracheotomy. The sleeve for tracheotomy comprises an outer tube and an inner tube, wherein the outer tube is inserted into the trachea from a tracheostoma, the inner tube is used for being inserted into the trachea and extending into the trachea, the inner tube is movably matched with the outer tube so that the inner tube can be inserted into the outer tube when a patient sleeps and the outer tube is pulled out when the patient is awake, one end of the outer tube, which is used for being inserted into the trachea, is defined as an inner end, one end of the outer tube, which is exposed outside the trachea, is defined as an outer end, an outer tube stopping portion, which is used for being matched with the outer side of the neck of the patient in a stopping mode and fixed at the neck of the patient so as to limit the insertion depth of the outer tube into the trachea, is arranged at the outer end of the outer tube, an inner tube stopping portion, which is used for being inserted into the trachea and fixed at the neck of.
Description
Technical Field
The utility model relates to a sleeve pipe for tracheotomy.
Background
At present, the incidence of patients with obstructive sleep apnea hypopnea syndrome, which is an independent risk factor for the occurrence of cardiovascular and cerebrovascular diseases, is high. Noninvasive positive pressure ventilation is a symptomatic support method for improving ventilation and reducing hypoxia, but most patients have poor tolerance, so that treatment fails, and a surgical method has unsatisfactory long-term effect, so that an effective treatment method for the syndrome is unavailable. In clinical practice, patients with tracheotomy have no ventilation obstacle, so that a sleeve which is placed in the tracheostoma of the patient can be designed, and the patients can live with the sleeve by combining daily care, so that ventilation is improved, and the occurrence of cardiovascular and cerebrovascular complications is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a trachea opens and uses sleeve pipe that is fit for the patient to wear for a long time.
The utility model discloses a sleeve pipe for tracheotomy adopts following technical scheme:
the sleeve for tracheotomy comprises an outer tube and an inner tube, wherein the outer tube is inserted into the trachea from a tracheostoma, the inner tube is used for being inserted into the trachea and extending into the trachea, the inner tube is movably matched with the outer tube so that the inner tube can be inserted into the outer tube when a patient sleeps and the outer tube is pulled out when the patient is awake, one end of the outer tube, which is used for being inserted into the trachea, is defined as an inner end, one end of the outer tube, which is exposed outside the trachea, is defined as an outer end, an outer tube stopping portion, which is used for being matched with the outer side of the neck of the patient in a stopping mode and fixed at the neck of the patient so as to limit the insertion depth of the outer tube into the trachea, is arranged at an outer end hole of the outer tube, an inner tube stopping portion, which is used for being matched.
The utility model has the advantages that: the utility model discloses a sleeve pipe for tracheotomy includes inner tube and outer tube, and the outer tube inserts the trachea and fixes at the patient neck from tracheostomy department, supplies the patient to wear for a long time. When a patient sleeps, the inner tube is inserted into the trachea of the patient from the outer tube, the patient is helped to exhale through the inner tube, normal breathing of the patient in a sleeping state is guaranteed, and cardiovascular and cerebrovascular complications are reduced; the patient can breathe by oneself under the state of being awake daytime, can not take place the obstacle of ventilating, extracts the inner tube and blocks up the outer end orifice of outer tube this moment, can not influence patient's spontaneous breathing. In addition, the length of the outer tube inserted into the trachea is smaller than that of the inner tube inserted into the trachea, so that the effect of communicating the trachea with the outside at night is achieved, the depth and the weight of the outer tube inserted into the trachea are reduced as much as possible, the discomfort of a patient in a waking state is greatly reduced, and the tracheal cannula is suitable for long-term tracheal tube life of the patient.
In order to further reduce the discomfort of the patient, the outer tube and the inner tube are both arc tubes matched with the shape of the trachea; the shape of the inner tube is convenient to guide airflow to pass through, discomfort of a patient is reduced, and the patient can conveniently cough up or suck sputum at night.
In order to facilitate the fixation of the outer tube on the neck of the patient, the outer tube blocking part is an outer tube flange arranged at the outer end hole of the outer tube, and at least two through holes for penetrating and installing the bandage to fix the outer tube on the neck of the patient through the bandage are arranged on the outer tube flange.
In order to facilitate the design and processing of the inner pipe blocking part, the inner pipe comprises an inner pipe body and an inner pipe flange, and the inner pipe flange forms the inner pipe blocking part.
For the fixed and plug of convenient inner tube, in this scheme be equipped with the protruding dog of establishing towards the inner tube flange on the outer tube flange, be equipped with on the inner tube flange and be used for dodging the dog and insert the dodge opening of outer tube with the inner tube, the inner tube body rotates the assembly on the inner tube flange along the inner tube axis to make the inner tube flange restriction between outer tube flange and dog and fix the inner tube on the outer tube flange through rotatory inner tube flange.
In order to reduce the volume and the weight of the outer pipe, the cross section of the flange of the outer pipe is oval, the connecting line of each through hole is superposed with the long axis of the oval, and the stop block is arranged on the short axis of the oval.
In order to reduce the volume and weight of the outer pipe, the cross section of the flange of the outer pipe is oval in the scheme.
Drawings
FIG. 1 is a view showing a state where an inner tube of a tracheotomy cannula of the present invention is completely inserted into an outer tube and is not fixed;
FIG. 2 is a view showing the state of the inner tube and the outer tube of the tracheotomy cannula of the invention fixed relative to each other;
FIG. 3 is a schematic structural view of the tube of FIG. 1;
FIG. 4 is a left side view of FIG. 3;
FIG. 5 is a top view of FIG. 3;
FIG. 6 is a state diagram when the patient is awake wearing only the outer tube;
FIG. 7 is a schematic structural view of the inner tube of FIG. 1;
FIG. 8 is a top view of FIG. 7;
fig. 9 is a diagram showing a state in which a patient wears the tracheotomy cannula during sleep.
In the figure: 1-an outer tube; 2-inner tube; 3-outer tube flange; 4-a pillar; 5-a stop block; 6-outer pipe body; 7-inner tube flange; 8-inner pipe body; 9-avoiding the gap; 10-perforating; 11-trachea; 12-outside the neck.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
The specific embodiment of the cannula for tracheotomy of the utility model, as shown in fig. 1 and fig. 2, the cannula for tracheotomy comprises an outer tube 1 and an inner tube 2 movably matched with the outer tube 1. As shown in fig. 3 to 6, the outer tube 1 in the present embodiment includes an outer tube body 6 and an outer tube flange 3, and defines that an end of the outer tube 1 for insertion into the air tube 11 is an inner end and an end exposed outside the air tube 11 is an outer end, and the outer tube flange 3 is disposed at an outer end orifice of the outer tube 1. In use, the inner end of the outer tube 1 is inserted into the trachea 11 from a tracheostoma and the depth of insertion of the outer tube 1 into the trachea 11 is limited by the stop engagement of the outer tube flange 3 with the outside 12 of the patient's neck. The outer tube body 6 in this embodiment is an arc tube with a shape adapted to the trachea 11, two through holes 10 for passing through the bandage are arranged on the outer tube flange 3, when the outer tube 1 is fixed, the two through holes 10 are respectively tied with a bandage, and the two bandages are respectively wound around the back side of the neck of the patient from the left side and the right side of the neck of the patient and are knotted, so that the outer tube 1 is fixed on the neck of the patient. The patient can breathe by oneself under the state of being awake daytime, can not take place the obstacle of ventilating, blocks up the outer end orifice of outer tube 1 this moment, can not influence patient's spontaneous breathing. The plug that concrete can adopt silica gel material shutoff outer end drill way of outer tube 1, this plug can be disposable plug, and the external diameter of plug and the internal diameter size of outer tube 1 match.
As shown in fig. 7 to 9, the inner tube 2 in this embodiment includes an inner tube body 8 and an inner tube flange 7, when a patient needs to sleep or is in a sleep state, the inner tube 2 is inserted into the trachea 11 from the outer end hole of the outer tube 1 until the inner tube flange 7 is in stop fit with the outer tube flange 3, at this time, the inner tube 2 is inserted in place, the depth of the inner tube 2 inserted into the trachea 11 is limited by the stop fit of the outer tube flange 3 and the inner tube flange 7, and the inner tube flange 7 constitutes an inner tube stop portion. When a patient sleeps, the air flow is guided to pass through the inner tube 2 to help expiration, so that the normal breathing of the patient in a sleeping state is ensured, and the occurrence of cardiovascular and cerebrovascular complications is reduced. In order to fix the inner tube 2 on the neck of the patient conveniently, the outer tube flange 3 in the embodiment is provided with a stop block 5 protruding towards the inner tube flange 7, the inner tube flange 7 is provided with an avoiding opening 9, and the stop block 5 and the outer tube flange 3 are fixedly connected through a support column 4. When the inner pipe 2 is inserted into the outer pipe 1, the avoidance notch 9 is aligned with the stop block 5 to enable the inner pipe flange 7 to be in stop fit with the outer pipe flange 3, and the inner pipe 2 and the outer pipe 1 are in the state shown in fig. 1; the inner pipe flange 7 is then rotated so that the edge of the inner pipe flange 7 is restrained between the outer pipe flange 3 and the stopper 5 to fix the inner pipe 2 to the outer pipe flange 3, with the inner pipe 2 and the outer pipe 1 in the state shown in fig. 2 and 9.
It should be noted that the inner tube 8 in this embodiment is rotatably assembled to the inner tube flange 7 along the axis of the inner tube 2, and the inner tube 8 is in stop fit with the inner tube flange 7 along the axis of the inner tube flange 7 to prevent the inner tube 8 from rotating with the inner tube flange 7 when the inner tube flange 7 is rotated. Specifically, a flanging which extends outwards along the radial direction of the inner pipe 2 can be arranged at the orifice of the outer end of the inner pipe body 8, an annular groove is formed in the inner pipe flange 7, the cross section of the annular groove is U-shaped, the flanging is forcibly arranged in the annular groove from the orifice of the annular groove, so that the flanging and the groove wall of the annular groove are in stop fit in the direction that the inner pipe 2 is inserted into the outer pipe 1, and the inner pipe 2 can rotate axially along the inner pipe 2 relative to the annular groove. In addition, the inner tube 2 is inserted into the trachea 11 over a length greater than the depth of the outer tube 1 into the trachea 11. Because the outer tube 1 only plays a role in communicating the trachea 11 with the outside at night, the depth and the weight of the outer tube 1 placed in the trachea 11 are reduced as much as possible, the discomfort of a patient in a waking state can be greatly reduced, and the device is suitable for the long-term life with the tube of the patient. The outer tube 1 and the inner tube 2 in this embodiment are both made of medical plastic PVC.
In order to further reduce the size and weight of the outer tube 1 and improve the comfort of the patient, the cross section of the outer tube flange 3 in this embodiment is an ellipse, the line connecting the two through holes 10 on the outer tube flange 3 coincides with the major axis of the ellipse, and the stopper 5 is arranged on the minor axis of the ellipse. The long shaft can effectively ensure the stopping function of the outer pipe flange 3 and the neck of the patient, and the design of the short shaft can effectively reduce the uncomfortable feeling of the patient when the patient lowers the head. In addition, the shape design of the outer tube flange 3 ensures that the outer tube 1 is stably fixed on the neck of a patient, and simultaneously reduces the whole size and weight of the outer tube 1 as much as possible, thereby being beneficial to improving the comfort of the patient. In addition, the through hole 10 and the stop block 5 are arranged at different positions of the ellipse, so that the mutual interference between the through hole 10 and the stop block 5 can be avoided, and the structural design of the sleeve is facilitated. In addition, the outer tube body 6 and the inner tube body 8 are matched with the trachea 11 in shape, so that the trachea 11 can be prevented from being damaged due to the fact that the inner tube 2 or the outer tube 1 contacts the wall of the trachea 11.
The external diameter of outer tube body 6 is 10 millimeters in this embodiment, and the external diameter of inner tube body 8 is 8 millimeters, and the size of outer tube body 6 and inner tube body 8 can make the patient more accept, reduces uncomfortable sense. In other embodiments, the outer diameter of the inner tube may be any value from 8 mm to 12 mm, and the corresponding outer diameter of the inner tube may be any value from 6 mm to 10 mm, so that the inner tube and the outer tube are required to be in clearance fit. The inner tube 2 is put into the outer tube 1 when the patient has a rest at night, the inner tube 2 is taken out in the daytime and the outer tube 1 is closed by the plug, so that the sleeve is in a closed state. The utility model discloses a sleeve pipe has the pipe diameter little, and the body is light, and total length is little, and inner tube 2 can be according to patient's demand selection to improve the patient and ventilate or extract outer tube 1 and make the patient breathe voluntarily in inserting outer tube 1. In addition, the inner tube 2 is arc-shaped, the depth of the inner tube inserted into the trachea 11 is larger than that of the outer tube 1, and cough and sputum expectoration or sputum suction through the inner tube 2 are facilitated when a patient sleeps.
In other embodiments, the outer tube may be a straight tube, and the inner tube includes a straight tube section adapted to the straight tube and an arc section adapted to the air tube, at this time, if the straight tube is longer, the tube wall may be touched during use, and if the straight tube is too short, there may be a problem that the outer tube is unstable in fixation, which is inconvenient for designing the length of the outer tube; at least two stopping bosses matched with the outer side of the neck of the patient can be arranged at the outer end orifice of the outer tube at intervals along the circumferential direction of the outer tube, so that air leakage can occur between the outer tube and the tracheostoma at the moment, the self-breathing of the patient is not facilitated, the discomfort of the patient can be caused by the edges of the stopping bosses, the long-term wearing of the outer tube is not facilitated, the overall weight of the outer tube can be reduced, and the normal use of the outer tube can be ensured by reasonably designing the structure and the size of the stopping bosses; like the outer pipe, the inner pipe flange may also be composed of more than two bosses provided at intervals along the circumferential direction of the inner pipe.
In other embodiments, through holes for the bandage to pass through can be respectively arranged on the parts of the flange of the inner tube corresponding to the left side and the right side of the patient, and the inner tube is fixed on the neck of the patient through the bandage; the flange of the outer pipe can also be provided with a buckle, meanwhile, the flange of the inner pipe is provided with a buckle hole which is in clamping fit with the buckle, and the inner pipe is fixed on the outer pipe through the clamping fit of the buckle and the buckle hole; the outer pipe flange can also be round; the through hole and the stop block can be arranged on the long axis of the ellipse, and at the moment, the through hole and the stop block can interfere with each other, so that the design and the processing of the flange of the outer pipe are not facilitated.
Claims (7)
1. The sleeve for tracheotomy is characterized by comprising an outer tube and an inner tube, wherein the outer tube is inserted into the trachea from a tracheostoma, the inner tube is used for being inserted into the trachea from the tracheostoma, the inner tube is movably matched with the outer tube so that the inner tube can be inserted into the outer tube when a patient sleeps and the outer tube is pulled out when the patient is awake, one end of the outer tube, which is inserted into the trachea, is defined as an inner end, one end of the outer tube, which is exposed out of the trachea, is defined as an outer end, an outer tube stopping part, which is used for being matched with the outer side of the neck of the patient in a stopping mode and fixed at the neck of the patient so as to limit the depth of the outer tube inserted into the trachea, is arranged at an outer end hole of the outer tube, an inner tube stopping part, which is used for being matched with the outer.
2. The tracheotomy cannula according to claim 1, wherein said outer tube and said inner tube are curved tubes adapted to the shape of the trachea.
3. The tracheotomy cannula according to claim 1 or 2, wherein the outer tube stop is an outer tube flange arranged at the outer end opening of the outer tube, the outer tube flange being provided with at least two perforations for threading a strap for securing the outer tube to the neck of the patient via the strap.
4. The tracheotomy cannula according to claim 3, wherein said inner tube comprises an inner tube body and an inner tube flange, said inner tube flange constituting said inner tube stop.
5. A tracheotomy cannula according to claim 4, wherein the outer tube flange is provided with a stopper projecting toward the inner tube flange, the inner tube flange is provided with a clearance gap for the stopper to insert the inner tube into the outer tube, and the inner tube body is rotatably fitted to the inner tube flange along the inner tube axis to hold the inner tube flange between the outer tube flange and the stopper by rotating the inner tube flange to fix the inner tube to the outer tube flange.
6. A tracheotomy cannula according to claim 5, wherein the cross-section of the outer tubular flange is elliptical, the line of perforations coincides with the major axis of the ellipse, and the stop is provided on the minor axis of the ellipse.
7. The tracheotomy cannula according to claim 3, wherein said outer tube flange has an elliptical cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056215.3U CN210355596U (en) | 2019-01-14 | 2019-01-14 | Sleeve for tracheotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056215.3U CN210355596U (en) | 2019-01-14 | 2019-01-14 | Sleeve for tracheotomy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210355596U true CN210355596U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920056215.3U Active CN210355596U (en) | 2019-01-14 | 2019-01-14 | Sleeve for tracheotomy |
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| Country | Link |
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| CN (1) | CN210355596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111434361A (en) * | 2019-01-14 | 2020-07-21 | 郑州大学第一附属医院 | Sleeve for tracheotomy |
| CN111569215A (en) * | 2020-06-10 | 2020-08-25 | 四川大学华西医院 | Autogenous cutting catheter and using method thereof |
-
2019
- 2019-01-14 CN CN201920056215.3U patent/CN210355596U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111434361A (en) * | 2019-01-14 | 2020-07-21 | 郑州大学第一附属医院 | Sleeve for tracheotomy |
| CN111569215A (en) * | 2020-06-10 | 2020-08-25 | 四川大学华西医院 | Autogenous cutting catheter and using method thereof |
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