PICC (Peripherally Inserted Central Catheter) waterproof protective sleeve with pressurizing structure

Abstract

The utility model discloses a PICC (Peripherally Inserted Central Catheter) waterproof protective sleeve with a pressurizing structure, and aims to solve the problems that in the prior art, a PICC puncture tube is fixed by using a medical application, the application is easy to edge and difficult to fix when a patient sweats, a PICC tube head is exposed outside and is easy to be pulled out by the patient accidentally, the PICC tube cannot be well protected, and the PICC puncture tube cannot be damaged. And the technical problems that the PICC puncture point cannot be waterproof and the waterproof operation is troublesome are solved. The PICC waterproof protective sleeve comprises a waterproof air bag ring, a waterproof film is installed in the waterproof air bag ring, an external thread connector is installed on the outer surface of the waterproof film in a penetrating mode, and an internal thread sealing cover is arranged above the external thread connector. The PICC puncture tube head is prevented from being accidentally pulled out due to exposure, the safety of the PICC tube head in use and the waterproof effect on a PICC puncture point are improved, and the PICC puncture point can be rapidly stopped from bleeding.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the medical auxiliary tool technical field, concretely relates to a PICC waterproof protective sheath with pressurizing structure. BACKGROUND

[0002] PICC tube is punctured from the peripheral arm vein by using the catheter, and the catheter directly enters the heart nearby, along with the development of scientific level and the progress of medical level, in order to reduce the puncture pain of patient in the treatment process or the damage to patient's blood vessel, generally, PICC tube is indwelled at the peripheral arm vein puncture, and the catheter directly enters the vein nearby the heart, avoids the direct contact of chemotherapeutic drug and arm vein, along with the rapid increase of venous blood flow, the chemotherapeutic drug can be rapidly diluted, prevents the stimulation of drug to vein, in the use process of PICC tube, protective sleeve needs to be used to protect it, at present, the fixation of the indwelling PICC puncture tube basically all uses medical dressing to fix, and uses medical bandage to bandage to stop bleeding at PICC puncture point, the patient perspires much, and the dressing is easy to edge, is not easy to fix, and economic loss is caused by easy slippage, meanwhile, PICC tube head is exposed outside and is easy to be pulled out by patient accidentally, cannot better protect the PICC tube, and the bandage to PICC puncture point cannot prevent water, and the patient needs to use the way of wrapping fresh-keeping film to prevent water when washing, and the waterproof operation is more troublesome, therefore, design a new type PICC waterproof protective sheath with pressurizing structure to change the above technical defects. SUMMARY

[0003] (1) the technical problem to be solved

[0004] In view of the defects of the prior art, the utility model aims at providing a PICC waterproof protective sheath with pressurizing structure, which aims at solving the technical problems that the PICC puncture tube uses medical dressing to fix, the patient perspires much, and the dressing is easy to edge and not easy to fix, the PICC tube head is exposed outside and is easy to be pulled out by patient accidentally, cannot better protect the PICC tube, and the bandage to PICC puncture point cannot prevent water, and the waterproof operation is more troublesome.

[0005] (2) technical scheme

[0006] In order to solve the above technical problems, the utility model provides a PICC waterproof protective sleeve with a pressurizing structure, which comprises a waterproof air bag ring, a waterproof membrane is installed inside the waterproof air bag ring, an outer threaded connector is installed through the outer surface of the waterproof membrane, an inner threaded sealing cover is arranged above the outer threaded connector, a pressure tank is installed through the outer surface of the waterproof membrane, a through hole is formed in the bottom end of the pressure tank, a telescopic rod is slidably installed inside the through hole, a piston and a pressurizing hemostatic block are respectively installed at the two ends of the telescopic rod, the piston is slidably installed inside the pressure tank, a first air pressure pipe and a second air pressure pipe are respectively installed through the outer surfaces of the waterproof air bag ring and the pressure tank, a first valve and a second valve are respectively installed inside the first air pressure pipe and the second air pressure pipe, a belt is fixedly connected to the top surface of the waterproof air bag ring, a belt ring and a magic tape are respectively installed at the two ends of the belt, a connector is arranged above the waterproof air bag ring, and the first air pressure pipe and the second air pressure pipe are connected to the connector.

[0007] When the PICC waterproof protective sleeve is used, the needle cylinder is inserted into the connector, the first valve is first opened, the needle cylinder is used to inflate the waterproof air bag ring through the first air pressure pipe, the waterproof air bag ring is inflated and expanded, the PICC puncture position is covered inside the belt, the pressurizing hemostatic block is pressed on the surface of the PICC puncture point, then the belt is wrapped around the patient's arm, one end of the belt is inserted into the belt ring and tightened to make the waterproof air bag ring tightly adhere to the patient's arm, the magic tape is used for fixing, the waterproof air bag ring is tightly adhered to the patient's skin, the waterproof membrane is used to seal the top end of the waterproof air bag ring, the PICC puncture tube head and the puncture point are protected, the PICC puncture tube head is prevented from being exposed to cause accidental pulling out, the safety during use of the PICC tube head is increased, and the waterproof effect on the PICC puncture point is improved, then the first valve is closed, the second valve is opened, the needle cylinder is used to inflate the pressure tank through the second air pressure pipe, the piston inside the pressure tank is pushed to press the telescopic rod to descend in the through hole, the telescopic rod is pushed to descend, the pressurizing hemostatic block is pushed to descend to pressurize the PICC puncture point, the pressurizing hemostatic block is pressed to descend to close the blood vessels at the wound and prevent blood from flowing out to achieve rapid hemostasis, the PICC puncture point is rapidly hemostatic, the hemostasis effect of the PICC puncture point is improved, when the PICC puncture tube head needs to be used, the inner threaded sealing cover is rotated and unscrewed from the surface of the outer threaded connector, the PICC puncture tube head can be taken out from the outer threaded connector, and when the PICC puncture tube head is idle, it is placed in the waterproof air bag ring below the waterproof membrane in the outer threaded connector, and finally the inner threaded sealing cover and the outer threaded connector are screwed and sealed.

[0008] Preferably, the outer surface of the inner threaded sealing cover is fixedly connected with an anti-skid strip, and the material of the anti-skid strip is rubber. Through the arrangement of the anti-skid strip, the friction between the hands of the user and the surface of the inner threaded sealing cover is increased, and the inner threaded sealing cover is conveniently rotated to open and close.

[0009] Further, the inner threaded sealing cover is internally mounted with a sealing plug. Through the arrangement of the sealing plug, the sealing plug is inserted into the outer threaded connector, thereby increasing the sealing effect of the inner threaded sealing cover and the outer threaded connector.

[0010] Still further, the outer surface of the belt is mounted with anti-skid particles, and the material of the anti-skid particles is silica gel. Through the arrangement of the anti-skid particles, the friction between the belt and the skin of the patient is increased, the sliding of the belt during fixing is prevented, and the stability of the belt during fixing is ensured.

[0011] Still further, the outer surface of the pressure tank is fixedly connected with a positioning strip, and the two ends of the positioning strip are fixedly connected with the inner wall of the waterproof air bag ring. Through the arrangement of the positioning strip, the bottom end of the pressure tank is reinforced, and the stability of the pressure tank is increased.

[0012] (3) Beneficial effects

[0013] Compared with the prior art, the beneficial effects of the utility model lie in that:

[0014] The needle cylinder is inserted into the connector, the first valve is opened, the needle cylinder is used to inflate the waterproof air bag ring through the first air pressure pipe, the waterproof air bag ring is inflated and expanded, the PICC puncture position is covered inside the belt, the pressure hemostatic block is pressed on the surface of the PICC puncture point, then the belt is wound around the arm of the patient, one end of the belt is inserted into the belt ring and tightened to make the waterproof air bag ring closely adhere to the arm of the patient, the waterproof film is used to seal the top end of the waterproof air bag ring, the PICC puncture pipe head and the puncture point are protected, the PICC puncture pipe head is prevented from being exposed to cause accidental pulling out, the safety during use of the PICC pipe head and the waterproof effect on the PICC puncture point are increased, then the first valve is closed, the second valve is opened, the needle cylinder is used to inflate the pressure tank through the second air pressure pipe, the piston inside the pressure tank is pushed to press the telescopic rod to descend in the through hole, the telescopic rod is pushed to descend to press the pressure hemostatic block to press the PICC puncture point, the pressure hemostatic block is pressed to make the wound and the blood vessels at the wound close to block the blood flow to quickly stop bleeding, the PICC puncture point is quickly stopped bleeding, the hemostasis effect of the PICC puncture point is increased, when the PICC puncture pipe head needs to be used, the inner threaded sealing cover is rotated and unscrewed from the surface of the outer threaded connector, the PICC puncture pipe head can be taken out from the outer threaded connector, when the PICC puncture pipe head is idle, it is placed into the waterproof air bag ring under the waterproof film in the outer threaded connector, finally, the inner threaded sealing cover and the outer threaded connector are screwed and sealed. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model PICC waterproof protective sleeve;

[0016] Figure 2 is a schematic diagram of the internal structure of the inner thread sealing cover of the PICC waterproof protective sleeve of the utility model;

[0017] Figure 3 is a schematic diagram of the bottom view of the PICC waterproof protective sleeve of the utility model;

[0018] Figure 4 is a schematic diagram of the internal structure of the pressure tank of the PICC waterproof protective sleeve of the utility model;

[0019] Figure 5 is the PICC waterproof protective sleeve of the utility model; Figure 1 is a schematic diagram of the enlarged structure at A in the PICC waterproof protective sleeve of the utility model;

[0020] Figure 6 is a schematic diagram of the waterproof air bag ring and the waterproof membrane of the PICC waterproof protective sleeve of the utility model;

[0021] Figure 7 is a schematic diagram of the belt of the PICC waterproof protective sleeve of the utility model.

[0022] The marks in the drawings are as follows: 1, waterproof air bag ring; 2, anti-skid particles; 3, belt ring; 4, magic tape; 5, belt; 6, waterproof membrane; 7, outer thread connector; 8, anti-skid strip; 9, inner thread sealing cover; 10, sealing plug; 11, pressurizing hemostatic block; 12, pressure tank; 13, positioning strip; 14, through hole; 15, piston; 16, telescopic rod; 17, second valve; 18, second air pressure pipe; 19, connector; 20, first valve; 21, first air pressure pipe. DETAILED DESCRIPTION

[0023] The present detailed embodiment is a PICC waterproof protective sleeve with a pressurizing structure, a schematic diagram of the structure of which is as shown in Figures 1-7As shown, the PICC waterproof protective sleeve includes a waterproof air bag ring 1, a waterproof membrane 6 is installed inside the waterproof air bag ring 1, an outer threaded connector 7 is installed through the outer surface of the waterproof membrane 6, and an inner threaded sealing cover 9 is arranged above the outer threaded connector 7. A pressure tank 12 is installed through the outer surface of the waterproof membrane 6, a through hole 14 is formed at the bottom end of the pressure tank 12, and a telescopic rod 16 is slidably installed inside the through hole 14. The telescopic rod 16 has a piston 15 and a pressurized hemostatic block 11 installed at both ends, respectively. The piston 15 is slidably installed inside the pressure tank 12. The outer surfaces of the waterproof air bag ring 1 and the pressure tank 12 are respectively installed with a first air pressure pipe 21 and a second air pressure pipe 18. The inner parts of the first air pressure pipe 21 and the second air pressure pipe 18 are respectively installed with a first valve 20 and a second valve 17. The top surface of the waterproof air bag ring 1 is fixedly connected with a belt 5. The both ends of the belt 5 are respectively installed with a buckle 3 and a magic tape 4. The upper part of the waterproof air bag ring 1 is provided with a connector 19. The first air pressure pipe 21 and the second air pressure pipe 18 are both connected with the connector 19.

[0024] The outer surface of the inner threaded sealing cover 9 is fixedly connected with an anti-skid strip 8, and the material of the anti-skid strip 8 is rubber. The anti-skid strip 8 is arranged to increase the friction between the hands of the user and the surface of the inner threaded sealing cover 9, facilitating the rotation of the inner threaded sealing cover 9. The inner threaded sealing cover 9 is installed with a sealing plug 10. The sealing plug 10 is inserted into the outer threaded connector 7 to increase the sealing effect of the inner threaded sealing cover 9 and the outer threaded connector 7. The outer surface of the belt 5 is installed with anti-skid particles 2, and the material of the anti-skid particles 2 is silica gel. The anti-skid particles 2 are arranged to increase the friction between the belt 5 and the skin of the patient, preventing the belt 5 from sliding when fixed, and ensuring the stability of the belt 5 when fixed.

[0025] In addition, the outer surface of the pressure tank 12 is fixedly connected with a positioning strip 13, and the both ends of the positioning strip 13 are fixedly connected with the inner wall of the waterproof air bag ring 1. The positioning strip 13 is arranged to reinforce the bottom end of the pressure tank 12, increasing the stability of the pressure tank 12.

[0026] Working principle: when using the PICC waterproof protective sleeve of the technical scheme, first, the needle cylinder is inserted into the connecting head 19, the first valve 20 is opened, the needle cylinder is used to inflate the waterproof air bag ring 1 through the first air pressure pipe 21, the waterproof air bag ring 1 is inflated and expanded, the belt 5 is held to cover the PICC puncture position inside, the pressure hemostatic block 11 is pressed on the surface of the PICC puncture point, then the belt 5 is wound around the patient's arm, one end of the belt 5 is inserted into the belt ring 3 and tightened to make the waterproof air bag ring 1 tightly adhere to the patient's arm, the magic tape 4 is used for fixing and pasting, the waterproof air bag ring 1 tightly adheres to the patient's skin, the waterproof membrane 6 is used to seal the top end of the waterproof air bag ring 1, the PICC puncture tube head and the puncture point can be shielded and protected, the PICC puncture tube head is prevented from being exposed to cause accidental pulling out, the safety of the PICC tube head during use is increased, and the waterproof effect on the PICC puncture point is increased, then the first valve 20 is closed, the second valve 17 is opened, the needle cylinder is used to inflate the pressure tank 12 through the second air pressure pipe 18, the piston 15 inside the pressure tank 12 is pushed to press the telescopic rod 16 to descend in the through hole 14, the telescopic rod 16 is pushed to descend to press the pressure hemostatic block 11 to press the PICC puncture point, the pressure hemostatic block 11 is pressed to make the wound and the blood vessels at the wound close to block the blood from flowing out to quickly stop bleeding, the PICC puncture point is quickly stopped bleeding, the hemostasis effect of the PICC puncture point is increased, when the PICC puncture tube head needs to be used, the inner thread sealing cover 9 is rotated and unscrewed from the surface of the outer thread connecting head 7, the PICC puncture tube head can be taken out from the outer thread connecting head 7, when the PICC puncture tube head is idle, it is placed in the waterproof air bag ring 1 below the waterproof membrane 6 in the outer thread connecting head 7, finally, the inner thread sealing cover 9 and the outer thread connecting head 7 are screwed and sealed.

[0027] All the technical features in the embodiment can be freely combined according to actual needs.

[0028] The above embodiment is a preferred implementation scheme of the utility model, in addition to this, the utility model can be realized in other ways, under the premise of not departing from the technical scheme concept, any obvious replacement is within the protection range of the utility model.

Claims

1. A PICC waterproof protective cover with a pressurized structure, the PICC waterproof protective cover comprising a waterproof airbag ring (1), characterized in that: The waterproof airbag ring (1) is internally installed with a waterproof membrane (6), the outer surface of the waterproof membrane (6) is penetrated by an external thread connector (7), and an internal thread sealing cover (9) is provided above the external thread connector (7), the outer surface of the waterproof membrane (6) is penetrated by a pressure tank (12), the bottom end of the pressure tank (12) is provided with a through hole (14), and a telescopic rod (16) is slidably installed inside the through hole (14), and the two ends of the telescopic rod (16) are respectively installed with a piston (15) and a pressurized hemostatic device. The block (11) is provided, and the piston (15) is slidably installed inside the pressure tank (12); the outer surfaces of the waterproof airbag ring (1) and the pressure tank (12) are respectively penetrated by a first air pressure tube (21) and a second air pressure tube (18); the first air pressure tube (21) and the second air pressure tube (18) are respectively installed inside a first valve (20) and a second valve (17); the top surface of the waterproof airbag ring (1) is fixedly connected to a strap (5), and the two ends of the strap (5) are respectively installed with a strap ring (3) and a Velcro (4).

2. The PICC waterproof protective cover with a pressurized structure according to claim 1, characterized in that: The outer surface of the internal thread sealing cover (9) is fixedly connected with an anti-slip strip (8), and the material of the anti-slip strip (8) is rubber.

3. The PICC waterproof protective cover with a pressurized structure according to claim 2, characterized in that: A sealing plug (10) is installed inside the internal thread sealing cover (9).

4. The PICC waterproof protective cover with a pressurized structure according to claim 3, characterized in that: Anti-skid particles (2) are installed on the outer surface of the strap (5), and the material of the anti-skid particles (2) is silica gel.

5. The PICC waterproof protective cover with a pressurized structure according to claim 4, characterized in that: A positioning strip (13) is fixedly connected to the outer surface of the pressure tank (12), and both ends of the positioning strip (13) are fixedly connected to the inner wall of the waterproof airbag ring (1).

6. The PICC waterproof protective cover with a pressurized structure according to claim 5, characterized in that: A connector (19) is provided above the waterproof airbag ring (1), and the first air pressure tube (21) and the second air pressure tube (18) are both connected to the connector (19).

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