CN213642440U - Thoracic cavity exhaust device - Google Patents
Thoracic cavity exhaust device Download PDFInfo
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- CN213642440U CN213642440U CN202022240085.4U CN202022240085U CN213642440U CN 213642440 U CN213642440 U CN 213642440U CN 202022240085 U CN202022240085 U CN 202022240085U CN 213642440 U CN213642440 U CN 213642440U
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- exhaust
- drainage tube
- gas
- chest
- cabin
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Abstract
The utility model relates to a thoracic cavity exhaust device, which comprises a puncture needle, a drainage tube and a main body; the main body comprises a sealing gasket groove, a gas cabin, a one-way membrane and a liquid collecting cabin; a sealing gasket is arranged in the sealing gasket groove, and a puncture needle can penetrate through the sealing gasket to enter the drainage tube and extend out of the other end of the drainage tube; when the puncture needle is withdrawn from the main body, the gas and part of the liquid enter the liquid collecting cabin through the drainage tube, and the gas enters the gas cabin through the one-way membrane. The thoracic cavity exhaust device of the utility model has simple structure and convenient operation; the puncture needle is directly stuck on the skin without suturing, adopts a minimally invasive incision, has small incision, does not need to perform chest wall incision, completes chest cavity tube placement by puncture, does not need suturing, is not limited by fields, does not need to be operated in an operating room, can be operated in any occasions, and even can be operated in battlefield rescue. The utility model discloses set up exhaust state indicator, whether can confirm through the swing condition of exhaust observation air flue that whether there is the thorax to exhaust, instruct clear, reliable.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a thorax exhaust apparatus.
Background
The basic method of closed thoracic drainage is to transversely cut a 2cm opening between the second rib on the midline of the clavicle, clamp a rubber hose with the diameter of 10mm by a vascular forceps and plug the rubber hose into the thoracic cavity, connect the tail end of an extrathoracic tube with a sealed drainage bag, and discharge the gas in the thoracic cavity out of the body through a plastic sealed bag or a plastic box one-way valve.
The chest wall is cut open, the wound is large, and the cut needs to be sutured with a fixed catheter; the operation is complicated, the operation requirement condition is high, and an aseptic environment is needed; the patient is irritated and painful by the tube; the length of the drainage tube is about 1 meter and is connected with the drainage bag, so that the patient is inconvenient to walk and go to the toilet.
The development of medical devices is moving toward miniaturization; the existing puncture drainage mode has large wound, large volume and poor portability; the pain of the patient is increased, so that a medical product capable of improving the problems is clinically needed at present, the operation difficulty of a doctor is reduced, and the pain of the patient is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a thoracic cavity exhaust device, which adopts a minimally invasive incision without sewing; the method is not limited by sites and has wide application range; the main body fixes the skin of the chest wall without fixing; the pure pneumothorax treatment does not need to be connected with drainage liquid; the device can clearly indicate the drainage state.
In order to achieve the purpose, the utility model provides a thoracic cavity exhaust device, which comprises a puncture needle, a drainage tube and a main body;
the drainage tube is a hollow hose, and one end of the drainage tube is connected to the main body;
the main body comprises a sealing gasket groove, a gas cabin, a one-way channel and a liquid collecting cabin; a sealing pad is arranged in the sealing pad groove, and the puncture needle can penetrate through the sealing pad to enter the drainage tube and extend out of the other end of the drainage tube to puncture; after the puncture needle exits from the main body, gas and partial liquid enter the liquid collecting cabin through the drainage tube, and the gas enters the gas cabin through the one-way channel and is discharged to the atmosphere through the gas cabin outlet.
Further, one-way passage includes entry section and a plurality of exhaust state indicator, the gaseous entering that can pass through in the liquid collection cabin in the one-way passage, discharge through a plurality of exhaust state indicators, get into gaseous cabin to arouse exhaust state indicator's swing, through observing whether state indicator swings, judges whether there is the thorax exhaust.
Furthermore, the one-way channel is a film, and the plurality of exhaust state indication marks are a plurality of strip-shaped films of which the upper ends are connected to the inlet section. Further, the main body is provided with a viewing port or a transparent part for indicating a plurality of exhaust state indicating marks.
Furthermore, the puncture needle also comprises a protective cap, and the protective cap is covered on the main body after the puncture needle is withdrawn from the main body.
And the front end of the plugging device penetrates through the sealing gasket to plug a passage between the drainage tube and the liquid collection cabin.
Further, the gas compartment is provided with a one-way valve enabling gas to exit the gas compartment.
Further, the liquid collecting cabin is provided with a liquid outlet which is connected with a liquid collecting device.
Further, the main body comprises a shell, the shell comprises a handheld operation part, and a sealing gasket groove, a first connecting channel, a drainage tube connecting groove and a second connecting channel are formed in the handheld operation part; the shell comprises a gas cabin and a liquid collecting cabin;
the sealing gasket groove is connected to the drainage tube connecting groove through a first connecting channel; the second connecting channel is connected to the liquid collecting chamber via the first connecting channel. Further, an adhesive member is provided to adhesively fix the main body to the skin.
Furthermore, a drainage tube connecting part is fixed in the drainage tube connecting groove and is used for connecting the drainage tube. Further, the drainage tube is connected with a soft cushion.
Furthermore, the front end of the drainage tube is provided with a side hole for better discharging fluid.
The above technical scheme of the utility model has following profitable technological effect:
(1) the thoracic cavity exhaust device of the utility model has simple structure and convenient operation; the puncture needle is not required to be fixed, is directly adhered to the skin, has small wound, adopts a minimally invasive incision, is not required to perform chest wall incision, completes chest cavity tube placement by puncture, is not required to be sutured, is not limited by a field, is not required to be operated in an operating room, can be operated in any occasion, and can even be operated in battlefield rescue.
(2) The utility model discloses a contraction and expansion of lung exhausts, does not set up negative pressure device, greatly reduced patient's uncomfortable sense.
(3) The utility model discloses a single-phase membrane sets up exhaust state indicator, and whether there is the thorax exhaust through exhaust state indicator's swing condition can be confirmed, indicate clearly, reliably, and the operating personnel of being convenient for judges the drainage state.
(4) The utility model discloses a sealed setting of filling up has avoided inside the outside air gets into the main part, withdraws from the back when the pjncture needle, and sealed the sealed sealing up of realizing the main part is further sealed by connecting the helmet again, has guaranteed that the main part is inside to be isolated with the air.
(5) The utility model discloses set up the plugging device, the shutoff drainage tube, easy operation, reliable.
(6) The utility model discloses the casing upper portion of main part sets up to handheld operation portion, and the operating personnel of being convenient for removes the main part.
Drawings
FIG. 1 is a schematic diagram of the chest exhaust assembly;
FIG. 2 is an exploded view of the chest exhaust;
FIG. 3 is a schematic view of the puncturing status of the chest exhaust;
FIG. 4(a) is a schematic view of the drainage state of the chest exhaust, and FIG. 4(b) is a sectional view A-A of FIG. 4 (a);
FIG. 5 is a schematic view of the plugging state of the chest exhaust;
FIG. 6(a) is a schematic view of the main structure, and FIG. 6(b) is a sectional view taken along line A-A of FIG. 6 (a);
FIG. 7(a) is a schematic structural view of a unidirectional film; fig. 7(b) is a side view of the unidirectional film.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The utility model provides a thoracic cavity exhaust device, as shown in figures 1 to 2, which comprises a puncture needle 1, a drainage tube 2, a main body 3, a luer connector protective cap 4 and a plugging device 5;
the drainage tube 2 is a bendable hollow hose, and one end of the drainage tube is connected to the main body 3. The front end of the draft tube 2 has a side hole for better gas discharge.
Referring to fig. 6, the main body 3 comprises a cover body 3-1, a double-sided adhesive tape 3-2, a sealing gasket groove 3-3, a gas chamber 3-4, a one-way channel 3-5 and a liquid collecting chamber 3-6; a sealing gasket 6 is arranged in the sealing gasket groove 3-3, and the puncture needle 1 can penetrate through the sealing gasket 6 to enter the drainage tube 2 and extend out of the other end of the drainage tube 2; when the puncture needle 1 is withdrawn from the main body 3, gas and partial liquid enter the liquid collecting cabin 3-6 through the drainage tube 2, and the gas enters the gas cabin 3-4 through the one-way membrane. The cover body 3-1 is covered outside the gas cabin 3-4 and the liquid collecting cabin 3-6 and is arranged as a transparent cover body, so that the observation is convenient.
With reference to fig. 7(a), one embodiment of the one-way channel 3-5 is a thin film, and includes an inlet section and a plurality of exhaust state indicators, and the gas in the liquid collection chamber can enter the one-way film through the inlet section, be discharged through the plurality of exhaust state indicators, enter the gas chamber 3-4, and cause the swing of the exhaust state indicators, and determine whether there is thoracic cavity exhaust by observing whether the exhaust state indicators swing. In one embodiment, the plurality of exhaust state indicators are a plurality of strip-shaped membranes connected at upper ends thereof to the inlet section, and in conjunction with fig. 7(b), are in a strip-shaped membrane swing state. Main part 3 sets up viewing aperture or transparent lid, observes a plurality of exhaust state indicator, and the operating personnel of being convenient for judges whether have the thorax exhaust, when not having the thorax exhaust, can stop the drainage.
When the lung expands, the gas and liquid accumulated in the lung enter the liquid collecting cabin 3-6 through the drainage tube 2, and the gas enters the gas cabin through the one-way membrane 3-5; due to the arrangement of the one-way membrane 3-5, when the lung contracts, gas cannot enter the liquid collection chamber 3-6 through the gas chamber, and the liquid collection chamber 3-6 is in a sterile environment and does not enter external gas, so that the external gas is prevented from entering the lung to cause infection. The utility model discloses do not set up any negative pressure device, rely on the contraction and expansion of lung to exhaust completely.
In one embodiment, the sealing pad 6 is a silicone pad.
Further, the puncture needle 1 is a standard interface, and can be connected to an external puncture device, and under the control of the puncture device, the puncture needle is inserted into the chest wall.
Further, the size of the drainage tube 2 satisfies that the puncture needle 1 can be inserted, the diameter of the puncture needle 1 is 1-7 mm, the diameter of the drainage tube 2 is 2-8 mm, and therefore the size of the wound is 2-8 mm and sewing is not needed.
Further, the puncture needle 1 punctures the chest wall under the control of the puncture device, drives the drainage tube 2 to enter the thoracic cavity, pushes the main body 3 to continue to advance, and keeps the puncture needle 1 motionless, so that the puncture needle 1 motionless gradually exits from the main body 3; work as main part 3 and chest wall touch, will main part 3 is fixed to the chest wall, for example adopt the double faced adhesive tape to paste to the chest wall, this in-process need not supplementary fixing device, directly paste main part 3 to the chest wall can, convenient operation.
The puncture needle 1 is connected with a puncture port 8 for the puncture needle to pass through, and can be connected with a luer connector protective cap.
Luer cap 4, fig. 3 to 4, for covering said body 3 with luer cap 4 against said gasket 6 after withdrawal of the needle 1 from said body 3.
And the plugging device 5 is combined with the graph 5 and used for detaching the luer connector protective cap 4 and installing the plugging device 5 after the thoracic cavity exhaust is judged to be finished, and the front end of the plugging device 5 penetrates through the sealing gasket 6 to plug a passage between the drainage tube 2 and the liquid collecting cabin, so that the thoracic cavity gas cannot form a passage with the atmosphere. The plugging device 5 can be directly screwed in, so that the operation of an operator is simpler, more convenient and more reliable.
Further, the gas compartment is provided with one-way valves 3-8, so that gas can be discharged out of the gas compartment; the liquid collecting cabin is provided with liquid outlets 3-9 which are connected with a liquid collecting device. The lung is mainly reserved with gas, and the liquid is a small amount of body fluid or blood.
In one embodiment, the main body 3 comprises a housing, the upper part of the housing is a handheld operation part 3-7, and the lower part is a gas cabin 3-4 and a liquid collecting cabin 3-6; the inside of the handheld operation part is provided with a sealing pad groove 3-10, a first connecting channel 3-11, a drainage tube connecting groove 3-12 and a second connecting channel 3-13; the sealing gasket groove 3-10 is connected to the drainage tube connecting groove 3-12 through a first connecting channel 3-11; the second connecting channel 3-13 is connected to the liquid collecting chamber 3-6 via a first connecting channel 3-11.
In one embodiment, the drainage tube 2 is connected with a drainage tube 2 connecting part fixed in the drainage tube 2 connecting groove for connecting the drainage tube 2. Furthermore, the drainage tube 2 is connected with a hollow foam dressing 7, one end of the drainage tube is adhered with the main body 3, the other end face of the drainage tube is movable, and the drainage tube 2 is inserted and fixed through the other end face.
The operation process of the thoracic cavity exhausting device comprises the following steps:
(1) the puncture needle 1 penetrates through the sealing gasket 6 to enter the drainage tube 2 until the needle tip of the puncture needle 1 leaks out;
(2) the puncture needle 1 punctures the chest wall under the control of the puncture device, drives the drainage tube 2 to enter the thoracic cavity, and pushes the main body 3 to continue to advance, so that the puncture needle 1 gradually exits from the main body 3 without moving;
(3) when the main body 3 touches the chest wall, fixing the main body 3 to the chest wall, withdrawing the puncture needle 1, and screwing the luer connector protective cap 4;
(4) when the lung expands, the gas and the liquid accumulated in the lung enter the liquid collecting cabin through the drainage tube 2, and the gas enters the gas cabin through the one-way membrane; when the lung contracts, gas cannot enter the liquid collecting cabin through the gas cabin;
(5) when no air flow passes through the one-way membrane, the luer connector protective cap 4 is detached, the plugging device 5 is installed, and the plugging device 5 plugs a passage between the drainage tube 2 and the liquid collecting cabin through the sealing gasket 6.
When the operator observes the swing of the air passage, the air is discharged from the lung, and when the operator observes the air passage and does not swing any more, the chest cavity exhaust is judged to be finished.
To sum up, the utility model relates to a thoracic cavity exhaust device, which comprises a puncture needle, a drainage tube and a main body; the main body comprises a sealing gasket groove, a gas cabin, a one-way membrane and a liquid collecting cabin; a sealing gasket is arranged in the sealing gasket groove, and a puncture needle can penetrate through the sealing gasket to enter the drainage tube and extend out of the other end of the drainage tube; when the puncture needle is withdrawn from the main body, the gas and part of the liquid enter the liquid collecting cabin through the drainage tube, and the gas enters the gas cabin through the one-way membrane. The thoracic cavity exhaust device of the utility model has simple structure and convenient operation; the puncture needle is not required to be fixed, is directly adhered to the skin, has small wound, adopts a minimally invasive incision, is not required to perform chest wall incision, completes chest cavity tube placement by puncture, is not required to be sutured, is not limited by a field, is not required to be operated in an operating room, can be operated in any occasion, and can even be operated in battlefield rescue. The utility model discloses set up exhaust state indicator, whether there is the thorax to exhaust through exhaust state indicator's swing condition can be confirmed, instruct clear, reliable.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A thoracic cavity exhaust device is characterized by comprising a puncture needle, a drainage tube and a main body;
the drainage tube is a hollow hose, and one end of the drainage tube is connected to the main body;
the main body comprises a sealing gasket groove, a gas cabin, a one-way channel and a liquid collecting cabin; a sealing pad is arranged in the sealing pad groove, and the puncture needle can penetrate through the sealing pad to enter the drainage tube and extend out of the other end of the drainage tube to puncture; after the puncture needle exits from the main body, gas and partial liquid enter the liquid collecting cabin through the drainage tube, and the gas enters the gas cabin through the one-way channel and is discharged to the atmosphere through the gas cabin outlet.
2. The chest exhaust device according to claim 1 wherein said one-way passageway includes an inlet section and a plurality of exhaust status indicators, wherein gas in said liquid collection compartment can enter said one-way passageway through said inlet section, exit through said plurality of exhaust status indicators, enter said gas compartment and cause oscillation of said exhaust status indicators, and determine if there is chest exhaust by observing whether said status indicators oscillate.
3. The chest exhaust according to claim 2 wherein said one-way passageway is a membrane and said plurality of exhaust status indicators are a plurality of strip membranes connected at their upper ends to the inlet section; further, the main body is provided with a viewing port or a transparent part for indicating a plurality of exhaust state indicating marks.
4. A chest exhaust according to any of claims 1 to 3 further comprising a protective cap which is applied over the body after the puncture needle has been withdrawn from the body.
5. The chest venting device according to claim 4 further comprising a stopper, wherein when it is judged that the chest venting is finished, the cap is removed and the stopper is installed, and the front end of the stopper passes through the sealing pad to block the passage between the drainage tube and the liquid collecting chamber.
6. A chest exhaust according to any of claims 1 to 3 wherein the gas compartment is provided with a one-way valve to enable gas to exit the gas compartment.
7. A chest exhaust according to any of claims 1 to 3 wherein the fluid collection chamber is provided with a fluid outlet for connection to a fluid collection means.
8. The chest exhaust according to any of claims 1 to 3 wherein said body comprises a housing, said housing comprising a hand-held operating portion, said hand-held operating portion having a gasket groove, a first connecting channel, a drain connecting groove and a second connecting channel therein; the shell comprises a gas cabin and a liquid collecting cabin;
the sealing gasket groove is connected to the drainage tube connecting groove through a first connecting channel; the second connecting channel is connected to the liquid collecting chamber via the first connecting channel.
9. The chest exhaust apparatus according to claim 8 wherein said drain connecting slots internally secure a drain connecting portion for connecting said drain; further, the drainage tube is connected with a soft cushion.
10. A chest exhaust according to any of claims 1 to 3 wherein the leading end of the drain tube is provided with a side hole for better drainage of fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240085.4U CN213642440U (en) | 2020-10-10 | 2020-10-10 | Thoracic cavity exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240085.4U CN213642440U (en) | 2020-10-10 | 2020-10-10 | Thoracic cavity exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213642440U true CN213642440U (en) | 2021-07-09 |
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ID=76700125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022240085.4U Active CN213642440U (en) | 2020-10-10 | 2020-10-10 | Thoracic cavity exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213642440U (en) |
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2020
- 2020-10-10 CN CN202022240085.4U patent/CN213642440U/en active Active
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