CN213642433U - Anti-reflux closed thoracic drainage device - Google Patents

Abstract

The utility model belongs to the field of medical apparatus and instruments, and relates to an anti-reflux thoracic closed drainage device, which comprises a drainage tube and a water-sealed bottle, wherein the water-sealed bottle comprises a bottle body, a bottle cover is detachably arranged on the bottle body, an inflow port and an outflow port are arranged on the bottle cover, the inflow port is connected with one end of the drainage tube, the other end of the inflow port is connected with a catheter, and the catheter is positioned in the inner cavity of the water-sealed bottle; the inner cavity of the bottle body is separated with a water seal cavity, and the outlet end of the conduit is arranged in the water seal cavity. The utility model discloses simple structure, convenient to use hangs the hook with water seal chamber and height-adjustable and combines together, is aided with high scale symbol, can avoid open drainage to adjust the difference in height of water seal bottle and drainage mouth as required, improve the validity and the operability of thorax drainage.

Description

Anti-reflux closed thoracic drainage device

Technical Field

The utility model belongs to the field of medical equipment, relates to a drainage device, in particular to a countercurrent-proof device for closed thoracic drainage.

Background

The thoracic drainage is widely applied to drainage of hemothorax, pneumothorax and empyema as a treatment means and after thoracotomy, can effectively discharge thoracic gas or collect liquid in the thoracic cavity, enables lung tissues to be opened again to recover functions, and plays an important role in treating diseases. Because the thorax is negative pressure, closed drainage mode needs to be adopted in thorax drainage under the conventional condition, if open drainage, gaseous can flow backward (the adverse current) gets into the thorax, leads to the lung compression, the breathing difficulty appears.

At present, the thorax closed drainage device that uses clinically includes drainage tube, water-sealed bottle, has following problem: 1. the patient all has the danger that takes place the water-sealed bottle and emptys at the drainage in-process (including bed, cross the bed, walking etc. in-process), and in case the water-sealed bottle emptys, the drainage tube exit end that originally seals in aqueous will expose the surface of water, forms open drainage, and the external air can flow backward (countercurrent) and enter the thorax, leads to patient chest distress breathlessness etc. to probably arouse more serious complication even. 2. In order to prevent the drainage liquid from flowing backwards to cause retrograde infection, the plane of the water-sealed bottle is required to be at least 60cm lower than the plane of the drainage port clinically, when a patient lies in bed for drainage, if the water-sealed bottle is directly placed on the ground, the water-sealed bottle is easy to knock down because of no fixation, so that gas is input into the thoracic cavity, and if a hook support is adopted to be hung on the bed edge, although the fixation effect is achieved, the height difference between the water-sealed bottle and the drainage port does not meet the operation requirement of drainage because the hanging height is fixed, so that the drainage smoothness is affected; moreover, due to the structural characteristics of the common sickbed, the hook point is difficult to find at the edge of the common sickbed by using the hook mode of the water-sealed bottle support, and a support frame is required to be additionally arranged to hang the water-sealed bottle, so that the operation is complex and the cost is high. 3. The height difference between the water-sealed bottle and the drainage port is basically judged by medical staff according to experience and cannot be quickly and visually observed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art and provide a prevent thorax closed drainage device against current, adopt and empty the back and keep liquid level height, hang height-adjustable's mode, solved current thorax closed drainage device and easily appear open drainage, the difference in height problem that water sealed bottle and drainage mouth can not be confirmed fast, can avoid the open drainage that the water sealed bottle formed after empting effectively, can audio-visual range estimation play water sealed bottle and drainage mouth's difference in height, simplified operation step.

The utility model discloses the technical scheme who adopts:

an anti-reflux closed thoracic drainage device comprises a drainage tube and a water-sealed bottle, wherein one end of the drainage tube is placed in a thoracic cavity, and the other end of the drainage tube is connected with the water-sealed bottle. The water-sealed bottle comprises a bottle body, the bottle body is designed into a cuboid structure, a bottle cap is detachably arranged on the bottle body, an inflow port and an outflow port are formed in the bottle cap, the outflow port is used for being connected with external atmosphere or a drainage device, the inflow port is connected with one end of a drainage tube and used for leading gas or liquid led out from a thoracic cavity into the water-sealed bottle, the other end of the inflow port is connected with a guide tube, and the guide tube is located in an inner cavity of the water-sealed bottle; the bottle inner chamber is separated to have the water seal chamber, and the exit end of pipe sets up in the water seal intracavity, the water seal chamber designs for hollow cuboid structure, and its basal area sum height all is less than the basal area sum height of bottle, and the interval is provided with at least four half shroudings from top to bottom in the water seal intracavity, is preceding half shrouding, latter half shrouding, left half shrouding and right half shrouding respectively for carry out half shutoff (leave the gap on the shutoff face) to the cross section in water seal chamber, and half shrouding length is 3/4 of front cover length at least (if preceding half shrouding begins to seal the trailing flank backward from the leading flank, nevertheless the length of preceding half shrouding is 3/4 of leading flank to trailing flank distance at least, makes and leaves the gap between preceding half shrouding. When the thoracic drainage is carried out, gas or liquid in the thoracic cavity flows into the water seal cavity through the drainage tube, the inflow port and the catheter in sequence, and then overflows out from the gap between the half sealing plate and the side face and the upper opening of the water seal cavity to enter the water seal bottle. When the water-sealed bottle is toppled over, the front half sealing plate, the rear half sealing plate, the left half sealing plate and the right half sealing plate are adopted to respectively perform half sealing on the front side, the rear side, the left side and the right side of the water sealing cavity, so that the toppled water sealing cavity is provided with a water level with a certain height, the catheter outlet can be continuously sealed, closed drainage of the thoracic cavity is maintained, and gas or liquid is prevented from flowing backwards (reversely) into the thoracic cavity.

Further, still including the frame that holds that is used for holding the water sealed bottle, hold the frame including holding a body and hanging the hook, the setting that hangs the hook does not influence taking of water sealed bottle and putting, it designs to be height-adjustable structure and marks and has high scale symbol to hang the hook, utilizes to hang the hook and can adjust the height that hangs that holds a body to the difference in height of adjustment water sealed bottle and drainage mouth makes it accord with the requirement of thorax drainage. In the mechanical field, the suspension hook can have a plurality of structural modes by adopting a height-adjustable structure, for example, the suspension hook is composed of a vertical rod and a horizontal rod, the vertical rod and the horizontal rod are hinged, the vertical rod is designed into the height-adjustable structure, and the vertical rod is marked with height scale marks. When the thoracic drainage operation is not carried out, the horizontal rod is retracted and folded together with the vertical rod, so that the storage is convenient and the occupied space is small; when the thoracic drainage operation is carried out, the horizontal rod is opened to be right-angled with the vertical rod, then the horizontal rod is directly inserted below the mattress of the common sickbed to realize random point selection and fixation, and then the height of the vertical rod is adjusted, so that the height difference between the water-sealed bottle and the drainage port meets the requirement of thoracic drainage. The problem of conventional couple be circular design, be difficult to catch on the edge of ordinary sick bed is solved.

Furthermore, volume scale symbols are marked on the water-sealed bottle, so that the volume of liquid drained in the water-sealed bottle can be observed, and medical staff can know the drainage condition of the thoracic cavity conveniently.

Furthermore, the upper ends of the inflow port and/or the outflow port extend upwards, so that the inflow port and the outflow port are conveniently connected with other pipelines.

The utility model has simple structure and convenient use, and the water seal cavity is arranged in the drainage bottle to ensure that liquid and gas only can not enter and exit, thereby effectively avoiding the gas and liquid from flowing into the thoracic cavity in a reverse flow manner when the bottle is toppled over and avoiding open drainage; the height-adjustable hanging hook is adopted, and the height scale symbols are combined, so that the height difference between the water-sealed bottle and the drainage port can be adjusted as required, effective gravity drainage is kept, the effectiveness of thoracic drainage is improved, the height difference between the water-sealed bottle and the drainage port can be quickly and visually observed by using the height scale symbols, and the operability of thoracic drainage is improved; the retractable hanging hook is adopted, random point selection and fixation can be realized by directly inserting the edge of a common sickbed under a mattress, the problem that a conventional hook is difficult to find a hook point at the edge of the common sickbed is solved, fixed-point hanging can be realized at any position of the edge of the sickbed as required, and the efficiency is improved.

Drawings

Fig. 1 is a schematic sectional view of the structure of the present invention.

Fig. 2 is a schematic sectional view of a front view structure of the water seal chamber of the present invention.

Fig. 3 is a left side view schematic sectional view of the water seal chamber of the present invention.

In the figure: 1. sealing the bottle with water; 2. a drainage tube; 3. an inflow port; 4. an outflow port; 5. a bottle cap; 6. a conduit; 7. a water seal cavity; 8. a left half seal plate; 9. a front half seal plate; 10. a right half sealing plate; 11. and a rear half closing plate.

Detailed Description

The present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

In the structure shown in fig. 1, 2 and 3, the utility model provides a prevent thorax closed drainage device against current, including drainage tube 2, water-sealed bottle 1, the last volume scale symbol that is marked of water-sealed bottle can observe the liquid volume of drainage liquid in the water-sealed bottle, makes things convenient for medical personnel to know the condition of thorax drainage. The water-sealed bottle 1 comprises a bottle body, the bottle body is designed into a cuboid structure and is formed by one-time injection molding of hard plastic materials, a bottle cap 5 is detachably arranged on the bottle body, an inflow port 3 and an outflow port 4 are arranged on the bottle cap, the upper ends of the inflow port 3 and the outflow port 4 extend upwards, the inflow port and the outflow port are conveniently connected with other pipelines, the inflow port 4 is connected with one end of a drainage tube 1 and is used for leading gas or liquid led out from a thoracic cavity into the water-sealed bottle, the other end of the inflow port is connected with a guide tube 6 (for convenience of operation, the guide tube 6 adopts a corrugated tube), and the guide tube 6 is; the water sealing cavity 7 is separated from the inner cavity of the bottle body, the water sealing cavity is formed by enclosing two adjacent side surfaces, the bottom surface and the vertical partition plate of the bottle body, the guide pipe 6 extends into the water sealing cavity, the outlet end of the guide pipe is arranged in the water sealing cavity 7, the bottom surface area and the height of the water sealing cavity 7 are both smaller than the bottom surface area and the height of the bottle body 1, four half sealing plates with the same specification are arranged in the water sealing cavity at intervals from top to bottom, namely a left half sealing plate 8 (from the left side surface to the right side surface), a front half sealing plate 9 (from the front side surface to the back side surface), a right half sealing plate 10 (from the right side surface to the left side surface) and a back half sealing plate 11 (from the back side surface to the front side surface), the half sealing plate length is at least 3/4 of the cover length (the cover length refers to the longitudinal distance of the sealing surface, for example, the front half sealing plate 9 and the back half sealing plate 11 correspond to the length of the front cover, which is the distance from the front side surface to the back side surface).

Preferably, in order to hang the bedside at the sick bed with 1 hook of water sealed bottle, the utility model discloses still including the frame that holds that is used for holding water sealed bottle, hold the frame including holding a body and hanging the hook, the setting mode and the position that hang the hook do not influence taking of water sealed bottle (if, will hang the hook setting in the side that holds a body), it designs to have height scale symbol for height-adjustable structure and mark, utilizes to hang the hook and can adjust the height that hangs that holds a body to the difference in height of adjustment water sealed bottle and drainage mouth makes it accord with the requirement of thorax drainage. The suspension hook is composed of a vertical rod and a horizontal rod, the vertical rod and the horizontal rod are hinged, the vertical rod is designed into a height-adjustable structure, and height scale symbols are marked on the vertical rod.

The working principle of the utility model is as follows:

when the thoracic cavity is drained in a closed mode, the bottle cap 5 is opened, sterile water is poured into the water seal cavity 7, then the catheter 6 is connected with the inflow port 3 on the bottle cap, and the bottle cap is screwed tightly. One end of the drainage tube 2 is placed into the thoracic cavity, the other end of the drainage tube is connected with the inflow port 3 of the water-sealed bottle 1, then closed drainage of the thoracic cavity is carried out, gas or liquid in the thoracic cavity sequentially flows into the water-sealed cavity 7 through the drainage tube 2, the inflow port 3 and the catheter 6, and then overflows out through a gap between the half sealing plate and the side face and an upper opening of the water-sealed cavity to enter the water-sealed bottle 1. When the water seal bottle emptys, owing to adopt preceding half shrouding 9, back semi-shrouding 11, left half shrouding 8 and right semi-shrouding 10 to carry out half shutoff respectively to four sides in the front, back, left and right of water seal chamber 7, no matter topple over from which direction, the water seal intracavity all has the water level of take the altitude (because the shutoff of half shrouding), can continue to seal the pipe export under the liquid level, keeps thorax closed drainage, avoids gas or liquid to flow backward (against the current) and advances the thorax.

When needing to hang water-sealed bottle 1, arrange water-sealed bottle 1 in and hold the frame, the horizon bar that will hang the hook is opened and is the right angle form with the montant, then can realize following the ordinary sick bed mattress with the horizon bar disect insertion that random selection is fixed, readjusts the height of montant, makes the difference in height of water-sealed bottle 1 and drainage mouth accord with the requirement of thorax drainage.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides a prevent thorax closed drainage device against current, includes drainage tube, water-sealed bottle, its characterized in that: the water-sealed bottle comprises a bottle body, the bottle body is designed into a cuboid structure, a bottle cover is detachably arranged on the bottle body, an inflow port and an outflow port are formed in the bottle cover, the inflow port is connected with one end of a drainage tube, the other end of the inflow port is connected with a guide tube, and the guide tube is positioned in an inner cavity of the water-sealed bottle; the bottle inner chamber is separated there is the water seal chamber, and the exit end of pipe sets up in the water seal intracavity, the water seal chamber design is hollow cuboid structure, and its basal area sum height all is less than the basal area sum height of bottle, and the interval is provided with four at least half shroudings from top to bottom in the water seal intracavity, is half shrouding, half left shrouding and half right shrouding respectively, and half shrouding length is 3/4 of front cover length at least.

2. The anti-reflux closed thoracic drainage device of claim 1, wherein: the water-sealed bottle containing rack is characterized by further comprising a containing rack used for containing water-sealed bottles, wherein the containing rack comprises a containing rack body and a hanging hook, the hanging hook is designed into a height-adjustable structure, and is marked with height scale symbols.

3. The anti-reflux closed thoracic drainage device of claim 2, wherein: the suspension hook is composed of a vertical rod and a horizontal rod, the vertical rod and the horizontal rod are hinged, the vertical rod is designed into a height-adjustable structure, and height scale symbols are marked on the vertical rod.

4. The anti-reflux closed thoracic drainage device of claim 1, wherein: volume scale symbols are marked on the water-sealed bottle.

5. The anti-reflux closed thoracic drainage device of claim 1, wherein: the upper end of the inflow opening and/or outflow opening extends upwards.

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