CN2170105Y - Depressing apparatus for thoracic cavity - Google Patents

Abstract

The utility model relates to a thoracic cavity pressure reducing apparatus for treating pneumothorax diseases. The utility model is composed of an air leading tube and a one-way check valve which is fixed to the tube body of the back end of the air leading tube. The utility model is characterized in that the air leading tube is inserted in the outer wall of a thoracic cavity which is fixed with an air filling and discharging air bag which leads out an air feeding and discharging air way along the air leading tube. After the air leading tube is inserted in the thoracic cavity, the air feeding and discharging air bag is inflated through the air feeding and discharging air way outside the thoracic cavity, thus, the air feeding and discharging air bag can limit the end of the air leading tube which is fixed to the air feeding and discharging air bag to slide out the thoracic cavity after expanded. Thus the air leading tube is conveniently and effectively fixed. The utility model which provides convenience for carrying out the X-ray reexamination of a chest has the advantages of simple structure, compactness and portability for patients.

Description

Depressing apparatus for thoracic cavity

This utility model belongs to medical thoracic cavity decompressor, particularly treats pneumothorax patient's thoracic cavity decompressor.

Now adopt the puncture needle of band air entraining pipe to insert the thoracic cavity to the Therapeutic Method of bleeding of gas in the pneumothorax patient thoracic cavity, the air entraining pipe other end is bled with pump bowl.Its shortcoming is to need puncture needle is taken out after whenever taking out once gas, bleeds and need puncture once more, therefore adopts the method treatment to need repeatedly thoracic puncture, and patient is brought bigger misery, and treatment is trouble also.When the pneumothorax patient state of an illness is heavier, then adopt with scalpel and scratch flatly, air entraining pipe is inserted the thoracic cavity, and the Pi Shangyu that air entraining pipe is sewn on the patient insert division prevents that with fixing air entraining pipe from skidding off, and the air entraining pipe other end is connected in and carries out aerofluxus in the water-sealed drainage bottle, the shortcoming of this kind method is: fixing air entraining pipe complexity, and unstable, water-sealed drainage bottle is unfavorable for that the patient carries, and also is unfavorable for postoperative check chest x-ray.

Chinese patent 91207954.1 discloses a kind of " the pocket drainage device of pneumothorax ".This drainage device is by drainage tube plug, drainage tube, drainage tube switch, drain box, anti-reverse exhaust apparatus in the drain box constitutes, this drainage device has solved and has adopted repeatedly breast puncture and in the shortcoming of patient front designated port, but it penetrates the fixedly instability of the drainage tube plug in thoracic cavity, easily skid off, and the patient to carry the drain box also inconvenient, be unfavorable for the postoperative check thoracic cavity X of portion line.

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, provides the air entraining pipe in a kind of patient of insertion thoracic cavity easily fixing, can not skid off, and is easy to carry, and can discharge the thoracic cavity decompressor of gas in the pneumothorax patient thoracic cavity continuously automatically.

Solution of the present utility model is: the thoracic cavity decompressor is by air entraining pipe, being fixed on the intravital unidirectional check (non-return) valve of air entraining pipe rear end pipe constitutes, be characterized in that fixing one on air entraining pipe inserts the outer wall of thoracic cavity end charges and discharge the gas air bag, charge and discharge the gas air bag and draw one along air entraining pipe and charge and discharge the gas air flue.In the solution of the present utility model, charge and discharge the gas air bag and can be a fixing annular air-pocket on the air entraining pipe outer wall, fixing more stable to air entraining pipe like this.Air entraining pipe can be pegged graft with the employing that is connected between the body of fixing unidirectional check (non-return) valve in the solution of the present utility model, help like this air entraining pipe is inserted the thoracic cavity.Work process of the present utility model is: enter the thoracic cavity with the thoracentesis needle percutaneous puncture in advance, air entraining pipe is inserted in the thoracic cavity from the endoporus of thoracentesis needle, extract thoracentesis needle out, outside the thoracic cavity, inflate then by charging and discharging the gas air flue, make to charge and discharge to close behind the gas air bag gassy and charge and discharge the gas air flue, at this moment charge and discharge the gas air bag and swell, prevented that the air entraining pipe end that is fixed together with it from skidding off the thoracic cavity.The sensitivity of unidirectional check (non-return) valve suitably is set, makes greater than gas in the thoracic cavity of atmospheric pressure and discharge to unidirectional check (non-return) valve from air entraining pipe.After gas is discharged and finished in the thoracic cavity, open and charge and discharge the gas gas port, charge and discharge gas air bag deflation and atrophy, can conveniently take out air entraining pipe.

This utility model advantage compared with prior art: this utility model charges and discharge the gas air bag owing to fix one on the outer wall of air entraining pipe insertion end, thoracic cavity, charging and discharging the gas air bag draws one along air entraining pipe and charges and discharge the gas air flue, air entraining pipe is inflated air flue outside the thoracic cavity after inserting the thoracic cavity, can make and charge and discharge the gas air bag and swell, prevented that air entraining pipe fixed with it from skidding off the thoracic cavity, make that this utility model air entraining pipe fixing-stable is reliable, very easy to use, also make things convenient for the patient to carry and carry out postoperative check chest x-ray.Simultaneously this utility model can with air entraining pipe with being connected of body of fixing unidirectional check (non-return) valve adopt grafting, corresponding operating, carry convenient.

This utility model can further specify in conjunction with the accompanying drawings.

Accompanying drawing is this utility model example structure sketch map Figure of abstract of holding concurrently.

As shown in the figure: the thoracic cavity decompressor is by air entraining pipe 1, annular charges and discharge gas air bag 4 on the air entraining pipe front end outer wall, charge and discharge gas air bag 4 and charge and discharge gas air flue 5 along what air entraining pipe 1 was drawn, charge and discharge 5 mouthfuls of ends of gas air flue one cock plug 6 is arranged, air entraining pipe 1 rear end patches into the conical tube 2 in the air entraining pipe 1, unidirectional check (non-return) valve 3 is fixed in the conical tube 2 and constitutes, wherein: unidirectional check (non-return) valve 3 is made of the positioning disc 7 and the lightweight film body 9 that are fixed on band exhaust hole 8 on conical tube 2 tapered wall, the port of the termination of film body 9 by positioning disc 7 middle parts reach positioning disc 7 front ends and disk 7 front faces that are positioned spacing, film body 9 is in positioning disc 7 back.During use, insert the patient thoracic cavity with thoracentesis needle earlier, the air entraining pipe 1 of the conical tube 2 of not pegging graft is inserted the thoracic cavity by the endoporus of thoracentesis needle, take out thoracentesis needle, conical tube 2 is inserted in air entraining pipe 1 rear end, inflate charging and discharging gas air flue 5 rear ends, make and charge and discharge gas air bag 4 gassies and swell, close gas port with cock plug 6, at this moment charge and discharge gas air bag 4 and be one and be enclosed within the annular air-pocket of air entraining pipe 1 outer wall, limit air entraining pipe 1 end that is fixed together with it and skidded off the thoracic cavity, gas pressure is greater than atmospheric pressure in the air cavity patient thoracic cavity, so intrathoracic gas will flow in the conical tube 2 from air entraining pipe 1, the exhaust hole 8 from positioning disc 7 flows out, promote lighter film body 9 and retreat, and retreat the slit discharge of abdicating from film body 9.Because film body 9 front ends have a termination that reaches before the positioning disc 7, and disk 7 front faces that are positioned are spacing, so when film body 9 is discharged gas pressure, only there are film body 9 peripheries to be pushed, film body 9 peripheral distortions form the slit and discharge gas, and film body 9 integral body can not break away from positioning disc 7, after gas is discharged, film body 9 peripheral returns, retaining is behind positioning disc 7.When there is gas pressure the outside, will promote film body 9 and be attached to positioning disc 7 back plate faces, extraneous gas can't enter in the air entraining pipe 1 by the exhaust hole 8 of positioning disc 7.After aerofluxus uses, open cock plug 6, charge and discharge 4 atrophys of gas air bag, can conveniently extract air entraining pipe 1 out.

Claims (3)

1, a kind of thoracic cavity decompressor, by air entraining pipe (1), the unidirectional check (non-return) valve (3) that is fixed in air entraining pipe (1) the rear end body (2) constitutes, it is characterized in that fixing one on air entraining pipe (1) inserts the outer wall of thoracic cavity end charges and discharge gas air bag (4), charge and discharge gas air bag (4) and draw one along air entraining pipe (1) and charge and discharge gas air flue (5).

2, thoracic cavity according to claim 1 decompressor is characterized in that charging and discharging gas air bag (4) and is one and is fixed in the annular air-pocket on air entraining pipe (1) outer wall.

3, thoracic cavity according to claim 1 and 2 decompressor is characterized in that being connected of air entraining pipe (1) and body (2) adopts to peg graft.

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