CN215308993U

CN215308993U - Portable wound irrigator

Info

Publication number: CN215308993U
Application number: CN202120866248.1U
Authority: CN
Inventors: 邱婷婷; 于戴圣; 高雪萍
Original assignee: Central Hospital Of Minhang District Shanghai
Current assignee: Central Hospital Of Minhang District Shanghai
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-12-28
Anticipated expiration: 2031-04-26

Abstract

The utility model relates to a portable wound irrigator which comprises a packaging connecting shell, a drainage tube and a flushing head, wherein the packaging connecting shell comprises a containing cavity for packaging the drainage tube, the drainage tube is axially arranged in the containing cavity, the flushing head is arranged at the head of the packaging connecting shell and is communicated with a drainage channel of the drainage tube, a sealing film for sealing the tail of the containing cavity is arranged at the tail of the packaging connecting shell, a butt joint structure for butt joint of the packaging connecting shell and a flushing fluid bag body is arranged in the containing cavity, and a connecting structure for communicating the drainage channel of the drainage tube with the interior of the flushing fluid bag body is arranged at the end part, close to the sealing film, of the drainage tube. Compared with the prior art, the flushing device can reduce pollution and puncture risks and effectively prevent the flusher from falling off from the flushing liquid bag body in the flushing process.

Description

Portable wound irrigator

Technical Field

The utility model relates to the technical field of medical care instruments, in particular to a portable wound irrigator.

Background

Wound cleaning is a common medical care item, and under different treatment scenarios, medical staff needs to perform local cleaning care on the wound of a patient in time to reduce the possibility of further worsening the condition of the patient, such as bacterial infection, inflammation, and the like. In the prior art, medical staff often feel certain inconvenience when cleaning the wound surface due to the lack of proper and portable wound irrigation equipment.

Taking the cleaning of the diabetic foot wound as an example, the diabetic foot wound has the characteristics of much slough, heavy odor, lacuna and the like, and needs to be cleaned frequently. When the medical staff works, due to the lack of proper flushing equipment, the syringe needle can only be inserted into the handle part of the physiological saline bag reversely, and the infusion bag is continuously extruded by one hand to spray the physiological saline. At the same time, the other hand needs to be constantly held against the needle to avoid the slippery needle being pressed out. This mode of operation greatly increases the risk of needle stick injuries to medical personnel and the temporary exposure of the syringe needle to air often carries with it the risk of contamination.

Chinese patent CN211751424U discloses a wound irrigator. The flusher adopts the design of a puncture needle, and the sharp needle head is exposed outside, so that the pollution and puncture risks cannot be reduced. And only the tiny barbs are designed to prevent the puncture needle from falling out in the flushing and squeezing process, and the puncture needle still has the falling-out risk under the condition of forceful pressing.

Chinese patent CN204563109U discloses a novel general surgical wound irrigator. The flusher needs to be matched with a special flushing bottle, flushing liquid needs to be added when the flusher is used, and the air bag is used for inflating and pressurizing. The use of pre-preparation is complicated and relatively costly.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art by providing a portable wound irrigator.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a portable wound flusher, includes encapsulation connection shell, drainage tube and washes the head, the encapsulation connection shell including being used for the encapsulation the drainage tube hold the cavity, the drainage tube set up along the axial hold in the cavity, wash the head install the encapsulation connection shell the head and with the drainage channel of drainage tube be linked together, the afterbody of encapsulation connection shell be equipped with be used for with hold cavity afterbody confined closed film, the cavity inside be equipped with be used for with the butt joint structure of encapsulation connection shell and the butt joint of the flush fluid bag body, the drainage tube on be close to the tip of closed film and be equipped with the connection structure who is used for the drainage channel with the drainage tube and the internal portion intercommunication of flush fluid bag.

Preferably, the butt joint structure include the internal thread that sets up on the encapsulation connects on the shell inner wall, the external screw thread looks adaptation of internal thread and washing liquid bag head connector.

Preferably, the connecting structure includes a beveled edge at the end of the drain tube for cutting the sealing film and the rinse bag head seal.

Preferably, the connecting structure further comprises a retaining cone arranged on the periphery of the end part of the drainage tube.

Preferably, the anti-back cones are distributed in multiple groups along the axial direction of the drainage tube.

Preferably, the outer surface of the packaging connecting shell is provided with anti-skid grains.

Preferably, the packaging connection shell is provided with an air pressure balance hole for communicating the inner space of the accommodating cavity with the external environment.

Preferably, the flushing head comprises a pagoda-shaped joint, the outer diameter of the pagoda-shaped joint is gradually increased from the head to the tail of the pagoda-shaped joint, the tail of the pagoda-shaped joint is in butt joint with the packaging connecting shell, a flushing through hole communicated with the drainage channel of the drainage tube is axially formed in the pagoda-shaped joint, a plurality of radial flushing cracks are formed in the wall surface of the pagoda-shaped joint, and the flushing cracks are communicated with the flushing through hole.

Preferably, the flushing head is also provided with a flow regulating cap for regulating the flushing flow.

Preferably, said flow control cap includes a threaded adjustment ring threadably connected to an outer surface of said pagoda-shaped fitting, said flush crevice being narrowed as said threaded adjustment ring is threaded inwardly from a top of said pagoda-shaped fitting.

Compared with the prior art, the utility model has the following advantages:

(1) according to the utility model, the drainage tube is sealed in the packaging connection shell by the sealing film, the pollution risk is effectively reduced in the internal clean environment, the connection structure on the drainage tube is also positioned in the packaging connection shell, the puncture risk when the drainage tube is butted with the flushing liquid bag body is avoided, the packaging connection shell is butted with the flushing liquid bag body through the butting structure, the connection strength when the drainage tube is inserted into the flushing liquid bag body is enhanced, and the drainage tube is prevented from being pressed and separated;

(2) the butt joint structure on the packaging connection shell adopts an internal thread form, so that the infusion bag can be directly matched and butted with the wound irrigator as an irrigation fluid bag body, and the practicability is high;

(3) when the packaging connecting shell is rotationally connected with the flushing liquid bag body through threads, the head sealing element of the flushing liquid bag body is naturally cut through by the beveled cutting edge of the drainage tube, and compared with the puncturing action, the controllability is higher;

(4) the drainage tube is provided with the retaining cone, so that the wound irrigator is further prevented from being pressed and separated when the irrigation liquid bag body is extruded, and the safety and reliability of irrigation are improved;

(5) the air pressure balance hole ensures that the internal space of the containing cavity is balanced with the external atmospheric pressure when the wound irrigator is connected with the washing liquid bag body, so that the connection tightness is improved;

(6) the flushing head is provided with the radial flushing cracks, and the flushing flow can be adjusted by matching with the flow adjusting cap, so that the flushing head can be suitable for different wound surfaces;

(7) the diameter of the drainage tube of the utility model is larger than the diameter of the common needle, so that the upper limit of the flushing flow is improved

Drawings

FIG. 1 is a schematic side view of a portable wound irrigator of the utility model;

FIG. 2 is a schematic front view of a portable wound irrigator of the utility model;

FIG. 3 is a schematic view showing the assembly of the packaging connecting shell and the irrigation head in the portable wound irrigator of the utility model;

FIG. 4 is a schematic view of the structure of a drainage tube in a portable wound irrigator according to the present invention;

FIG. 5 is a schematic view of the operation of a portable wound irrigator of the utility model in docking with a bag of irrigant solution;

fig. 6 is a schematic view showing a state of the portable wound irrigator in butt joint with an irrigation fluid bag body according to the present invention.

In the figure, A1 is a packaging connecting shell, A2 is anti-skid grains, A3 is an air pressure balancing hole, A4 is an internal thread, A5 is a sealing film, A6 is a flushing head, B1 is a beveled blade, B2 is a stop cone, B3 is a drainage channel, and C is an infusion bag.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments. Note that the following description of the embodiments is merely a substantial example, and the present invention is not intended to be limited to the application or the use thereof, and is not limited to the following embodiments.

Examples

As shown in fig. 1 to 4, the present embodiment provides a portable wound irrigator, which includes a package connecting shell a1, a drainage tube and a rinsing head a6, wherein the package connecting shell a1 includes a containing cavity for packaging the drainage tube, the drainage tube is axially disposed in the containing cavity, the rinsing head a6 is mounted at the head of the package connecting shell a1 and is communicated with a drainage channel B3 of the drainage tube, a sealing film a5 for sealing the tail of the containing cavity is disposed at the tail of the package connecting shell a1, a docking structure for docking the package connecting shell a1 with a bag body of a rinsing fluid is disposed in the containing cavity, and a connecting structure for communicating the drainage channel B3 of the drainage tube with the interior of the bag body of the rinsing fluid is disposed at an end of the drainage tube close to the sealing film a 5. This portable wound flusher's drainage tube is sealed in encapsulation connection shell A1 by sealing film A5, and inside clean environment effectively reduces the pollution risk, and connection structure on the drainage tube also is located encapsulation connection shell A1, has avoided the puncture risk when docking with the washing liquid bag body, and encapsulation connection shell A1 docks through dock structure and washing liquid bag body, has strengthened the joint strength when the drainage tube inserts the internal portion of washing liquid bag, prevents that the pressurized from deviating from.

In this embodiment, regard as the direct butt joint of this wound flusher adaptation of the flush fluid bag body with infusion bag C, the practicality is high. Therefore, the docking structure in the portable wound irrigator of the present embodiment includes an internal thread a4 provided on the inner wall of the enclosure connecting shell a1, and the internal thread a4 is adapted to the external thread of the head connector of the irrigation fluid bag. The internal diameter of encapsulation connection shell A1 can set up different specifications to can be suitable for the flush fluid bag body of equidimension not, when in actual use, can mate the infusion bag C of different specifications promptly. The packaging connecting shell A1 is connected with the flushing liquid bag body through standardized threads, so that the portable wound irrigator is prevented from being pressed and separated when the infusion bag C is extruded while the connection strength is improved.

The connecting structure comprises a drainage tube end part used for cutting a sealing film A5 and a beveling cutting edge B1 of a flushing liquid bag body head sealing element, and further comprises a stopping cone B2 arranged on the peripheral side of the end part of the drainage tube, wherein multiple groups of stopping cones B2 are distributed along the axial direction of the drainage tube. Therefore, when the packaging connection shell A1 and the infusion bag C are connected by screw thread rotation, the oblique cutting edge B1 at the end part of the drainage tube naturally cuts the sealing film A5 at the end part of the packaging connection shell A1 and the sealing rubber film of the infusion bag C, and the controllability is higher compared with the puncture action. The drainage tube is provided with a structure of a backstop cone B2, so that the device is further prevented from being pressed and pulled out when the infusion bag C is extruded.

In addition, the outer surface of the packaging connecting shell A1 is provided with anti-skid grains A2, and the packaging connecting shell A1 is provided with an air pressure balance hole A3 for communicating the inner space of the accommodating cavity with the external environment. The air pressure balance hole A3 ensures that the internal space of the accommodating cavity is balanced with the external atmospheric pressure when the wound irrigator is connected with the washing liquid bag body, and the connection tightness is improved.

With reference to fig. 1 and 2, the flushing head a6 includes a pagoda-shaped joint, the outer diameter of the pagoda-shaped joint gradually increases from the head to the tail, the tail of the pagoda-shaped joint is in butt joint with the packaging connecting shell a1, a flushing through hole communicated with the drainage channel B3 of the drainage tube is axially formed in the middle of the pagoda-shaped joint, a plurality of radial flushing cracks are formed in the wall surface of the pagoda-shaped joint, and the flushing cracks are communicated with the flushing through hole. The flushing head a6 is also provided with a flow rate adjusting cap for adjusting the flushing flow rate. The flow control cap comprises a thread adjusting ring, the thread adjusting ring is in threaded connection with the outer surface of the pagoda-shaped joint, when the thread adjusting ring is screwed in from the head to the tail of the pagoda-shaped joint, the flushing crack is narrowed, and when the thread adjusting ring is screwed to the tail of the pagoda-shaped joint, the flushing crack is closed.

During preparation for irrigation, a nursing staff takes the portable wound irrigator out of the sealing bag, pulls out the sealing cap of the infusion bag C, sleeves the packaging connecting shell A1 on the head of the infusion bag C, and rotates to screw the wound irrigator inwards, as shown in figure 5. With continuous rotation, the drainage tube firstly cuts the sealing film A5 by virtue of the beveled blade B1 and further rotates to cut open the sealing rubber film of the infusion bag C until the packaging connecting shell A1 and the infusion bag C are completely fixed. The drain tube will now be completely inside the infusion bag C as shown in fig. 6. At this moment, the nursing staff unscrews the flow adjusting cap at the head and presses the infusion bag C, so that the flushing liquid can be safely sprayed out.

In the nursing preparation stage, the motion direction of the cutting edge of the drainage tube is vertical to the insertion direction, and the cutting edge is always hidden in the packaging connecting shell A1; during the flushing phase, the internal thread A4 of the packaging connecting shell A1 and the backstop cone B2 on the drainage tube cooperate to prevent the wound flusher from being pressed out when the infusion bag C is squeezed. The risk of needle stick injury of nursing personnel and the risk of device pollution are comprehensively reduced from various angles.

This portable wound irrigator low cost, encapsulation connection shell A1 and drainage tube can use once only to extrude, stamping forming with stamping equipment respectively, can be convenient carry out large-scale production. Meanwhile, the portable wound irrigator is simple to use and high in safety, can be correctly used by simply reading instructions without professional nursing knowledge, and has the potential of being used as a stock nursing tool in different scenes such as emergency rescue in public places, family daily nursing, field first aid and the like.

The above embodiments are merely examples and do not limit the scope of the present invention. These embodiments may be implemented in other various manners, and various omissions, substitutions, and changes may be made without departing from the technical spirit of the present invention.

Claims

1. A portable wound irrigator is characterized by comprising an encapsulation connecting shell (A1), a drainage tube and an irrigation head (A6), the packaging connecting shell (A1) comprises a containing cavity for packaging the drainage tube, the drainage tube is axially arranged in the containing cavity, the flushing head (A6) is arranged at the head part of the packaging connecting shell (A1) and is communicated with the drainage channel (B3) of the drainage tube, the tail part of the packaging connecting shell (A1) is provided with a sealing film (A5) for sealing the tail part of the accommodating cavity, the containing cavity is internally provided with a butt joint structure for butting the packaging connecting shell (A1) and the flushing liquid bag body, the end part of the drainage tube close to the sealing film (A5) is provided with a connecting structure for communicating the drainage channel (B3) of the drainage tube with the interior of the flushing liquid bag body.

2. The portable wound irrigator of claim 1, wherein the docking structure comprises internal threads (a4) on an inner wall of the enclosure coupling housing (a1), the internal threads (a4) mating with external threads on a head connector of the irrigation fluid bag.

3. A portable wound irrigator according to claim 1, wherein the connecting structure includes a beveled edge (B1) at the end of the drain tube for cutting the closure film (a5) and the irrigant bag head seal.

4. The portable wound irrigator of claim 3, wherein the connecting structure further comprises a backstop cone (B2) disposed around the end of the drainage tube.

5. The portable wound irrigator of claim 4, wherein the retaining cones (B2) are distributed in a plurality of groups along the axial direction of the drainage tube.

6. The portable wound irrigator of claim 1, wherein the outer surface of the packaging connecting shell (A1) is provided with anti-skid lines (A2).

7. The portable wound irrigator of claim 1, wherein the packaging connecting shell (A1) is provided with an air pressure balancing hole (A3) for communicating the inner space of the accommodating chamber with the external environment.

8. The portable wound irrigator according to claim 1, wherein the irrigator head (a6) comprises a pagoda-shaped joint, the outer diameter of the pagoda-shaped joint gradually increases from the head to the tail, the tail of the pagoda-shaped joint is butted with the encapsulation connecting shell (a1), the pagoda-shaped joint is provided with an irrigant through hole communicated with the drainage channel (B3) of the drainage tube along the axial direction, the wall surface of the pagoda-shaped joint is provided with a plurality of radial irrigant cracks, and the irrigant cracks are communicated with the irrigant through hole.

9. The portable wound irrigator of claim 8, wherein the irrigation head (A6) is further provided with a flow regulating cap for regulating the irrigation flow.

10. The portable wound irrigator of claim 9, wherein the flow adjustment cap includes a threaded adjustment ring that is threadably coupled to an outer surface of the pagoda-shaped fitting, wherein the irrigation slit narrows as the threaded adjustment ring is threaded inwardly from a top of the pagoda-shaped fitting.