CN215536943U

CN215536943U - General surgery department operation wound nursing instrument

Info

Publication number: CN215536943U
Application number: CN202120398195.5U
Authority: CN
Inventors: 李娜; 何吉拉; 张丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2022-01-18
Anticipated expiration: 2031-02-23

Abstract

The utility model provides a department of general surgery's operation wound care instrument connects and is provided with the bilayer, and its inlayer is provided with the fretwork perforation that can aim at the position with the skin, and the hole separation of the outer messenger's ectonexine of treatment in-process wrench movement forms confined space. When negative pressure treatment finishes, can the wrench movement skin make its perforation coincide with the perforation of inlayer, make the device that forms the negative pressure inside gaseous through the blowout of perforating, the spun gas of avoiding perforating exerts an influence and secondary damage to the wound, need not set up the bleed valve in other positions of device simultaneously, sets up the bleed valve in the place of keeping away from the wound and causes the injury at the pressure that the gassing in-process produced to the wound.

Description

General surgery department operation wound nursing instrument

Technical Field

The utility model relates to the field of medical machinery, in particular to a general surgery operation wound nursing instrument.

Background

The negative pressure wound treating technology is one new technology developed in recent years for treating wound, and has semi-permeable biological film to close open wound, negative pressure machine to produce certain negative pressure, drainage tube and dressing to act on the wound, and the negative pressure can attract the exudate from the wound to reach the aim of debridement. Researches prove that the therapy can accelerate the blood circulation of the wound surface part, remarkably promote new blood vessels to enter the wound surface, stimulate the growth of granulation tissues, fully drain, relieve edema, reduce pollution, inhibit the growth of bacteria, directly accelerate the healing of the wound surface, or create conditions for surgical repair, and is a pure physical therapy which is efficient, simple and economical and can promote the healing of the wound surface.

Chinese patent publication No. CN207462235U discloses an adjustable multifunctional chest strap, which mainly relates to the field of medical chest straps. Including medical pectoral girdle, fixed gasbag box, pressurization gasbag, trachea assembly and hydrops negative pressure drainage device, the both sides chest of medical pectoral girdle is connected with fixed gasbag box, the size of pressurization gasbag is greater than the size of flap, trachea assembly is including pressurization trachea, barometer, gassing branch pipe, bleed valve and one-way admission valve, hydrops negative pressure drainage device includes drainage ring, drainage tube, only flows and presss from both sides. The negative pressure drainage device of the device balances gas through the arranged air release valve. Chinese patent publication No. CN201257174 provides a gastrointestinal decompression drainage device, a liquid suction port is arranged above a telescopic corrugated negative pressure drainage bottle, the liquid suction port is connected with a hose, a liquid inlet is arranged at the front end of the hose, a liquid stopping clip is arranged on the hose, an air bag is arranged in front of the hose and connected with an air pipe, an air inlet check valve and an air release valve are arranged on the air pipe, a liquid outlet is arranged below the telescopic corrugated negative pressure drainage bottle, a liquid outlet cover is arranged on the liquid outlet, the gas pressure balance of the device is mainly completed by air release of the air release valve, and the air release valve operated independently enables the pressure detection to have delay.

Aiming at a wound drainage negative pressure device for medical treatment, Chinese patent with the publication number of CN105126181B provides an N-direction type interventional lavage drainage device with a double annular air bag for fixation, which comprises an upper annular air bag and a lower annular air bag, wherein the upper annular air bag is used for fixing a drainage tube on the skin, the drainage tube on the upper annular air bag is divided into an outer cavity part and an inner cavity part, the drainage tube on the upper annular air bag is a circular main tube, the far end of the upper annular air bag is connected with a negative pressure device and is used for draining pus and sensitive antibiotics for lavage, and the shape of the upper annular air bag is the same as that of the main drainage tube when the three tubes (the two tubes) are combined; when the two parts are separated, the cross sections of the two parts are fan-shaped or semicircular, and the mutually abutted surfaces are buckling devices in the shape of concave-convex elliptic points. After the drainage of the device is finished, the negative pressure state is required to be kept away from the wound and then the air is discharged, in the process that the joint is away from the wound, the negative pressure in the moving process of the joint is a burden on the wound, and a certain suction force is generated on the wound exposed with blood pulp or blood vessels after debridement to aggravate the bleeding of the wound.

In the actual use process, the negative pressure device is at the end of pressure balance, and the air release valve of the negative pressure device is adopted for air release. And the negative pressure device to wound treatment in the use, because the pollution-free processing of medical personnel's hand, be not convenient for operate the snuffle valve, the pressure difference change that the snuffle valve loses heart and produces simultaneously can produce certain impact to the wound, also can bring certain negative effects to the wound when increasing patient's discomfort. Therefore, it is necessary to design a general surgical wound care instrument to solve the above problems.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor has studied a lot of documents and patents when making the present invention, but the space is not limited to the details and contents listed in the above, however, the present invention is by no means free of the features of the prior art, but the present invention has been provided with all the features of the prior art, and the applicant reserves the right to increase the related prior art in the background.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a general surgery operation wound nursing instrument, which comprises: the negative pressure component is used for generating negative pressure; a suction head capable of allowing wound fluid to enter the care apparatus; the suction pipe is used for conveying wound liquid, the two ends of the suction pipe are respectively connected with the suction head and the negative pressure assembly, the suction head is provided with a first sealing layer and a second sealing layer, the first sealing layer and the second sealing layer are provided with through holes which can enable the inner cavity of the suction head to be communicated with the external environment through superposition, and the first sealing layer is connected with the second sealing layer in a mode that the first sealing layer can be staggered with the second sealing layer to close the through holes of the second sealing layer.

According to a preferred embodiment, the first sealing layer is relatively switchable with respect to the second sealing layer between a first state and a second state, wherein the first sealing layer comprises a first state in which the first sealing layer coincides with the perforations of the second sealing layer and a second state in which the perforations of the first sealing layer and the second sealing layer are covered by the second sealing layer and the first sealing layer, respectively.

According to a preferred embodiment, the at least one perforation is circumferentially evenly distributed in the side walls of the first and second sealing layers.

According to a preferred embodiment, the first sealing layer and the second sealing layer are fitted so as to be movable relative to each other, and the second sealing layer is connected to the edge of the second sealing layer via an elastic sealing layer so as to form a sealed space with the first sealing layer in the second state.

According to a preferred embodiment, the first sealing layer is connected to the second sealing layer in a movable manner relative to the second sealing layer by means of a sliding element arranged between the first sealing layer and the second sealing layer.

According to a preferred embodiment, the suction head is detachably connectable to said suction tube.

According to a preferred embodiment, the suction head is provided with a port allowing ingress and egress of wound fluid into and out of the suction head.

According to a preferred embodiment, the access opening is provided with a sieve capable of preventing blocking of the access opening for solids.

According to a preferred embodiment, the suction tube is a telescopic suction tube.

According to a preferred embodiment, the care apparatus further comprises a container for containing body fluid, said container being arranged inside the negative pressure assembly.

The utility model has the beneficial technical effects that: the utility model provides a general surgery operation wound nursing instrument, which can perform touch wound liquid suction through simple operation by arranging a negative pressure liquid suction device, a suction tube with variable length and a perforation for manually twisting deflation, reduce negative pressure through deflation of the side wall of a suction head under the condition of not influencing a wound, avoid the damage and expansion of pressure impact generated by deflation of a deflation valve of the negative pressure device on the wound, and simultaneously remove the suction head after the nursing is finished by deflating the suction head, so that the suction head can avoid the situation that the wound is still subjected to negative pressure suction during moving, the wound blood is guided to flow at an accelerated speed, the bleeding amount of the wound is increased, the blood stasis is increased, and the like.

Drawings

FIG. 1 is a structural frame diagram of one embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the suction head of the present invention;

FIG. 3 is a schematic view of another embodiment of the suction head of the present invention;

fig. 4 is a schematic structural view of the negative pressure assembly of the present invention.

List of reference numerals

100: the negative pressure assembly 110: container with a lid

200: straw 300: suction head

310: first sealing layer 320: second sealing layer

330: through-hole 340: suction head inner cavity

350: the sliding part 360: elastomeric sealing layer

370: entrance and exit

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

The utility model provides a general surgery operation wound nursing instrument, comprising: a negative pressure assembly 100, a suction head 300 and a suction tube 200. The negative pressure assembly 100 is used for generating negative pressure; the tip 300 is capable of allowing wound fluid to enter the care apparatus; the suction tube 200 is used for delivering wound liquid, and two ends of the suction tube 200 are respectively connected with the suction head 300 and the negative pressure assembly 100. The suction nozzle 300 is provided with a first sealing layer 310 and a second sealing layer 320, the first sealing layer 310 and the second sealing layer 320 being provided with perforations 330 which enable the suction nozzle interior 340 to communicate with the outside environment by overlapping, wherein the first sealing layer 310 is connected to the second sealing layer 320 in such a way that it can be displaced from the second sealing layer 320 in order to close the perforations 330 of the second sealing layer 320. The negative pressure assembly 100 is a device for negative pressure wound therapy, which is disclosed in US2004/0073151A1 and the like, and is not described in detail herein. In order to apply negative pressure for more convenient aspiration of wound fluid, a flexible pipette 200, such as a pipette 200 in the form of a drain tube, is provided, one end of which is connected to a circular suction head 300 and the other end of which is in communication with a container 110 for containing fluid. The suction head 300 maintains the negative pressure state of the negative pressure assembly 100 by virtue of the closed state achieved by the interleaving of the first sealing layer 310 and the second sealing layer 320.

According to a preferred embodiment, the first sealing layer 310 is relatively switchable between a first state and a second state with respect to the second sealing layer 320, wherein the first sealing layer 310 comprises a first state in which the first sealing layer 310 coincides with the perforations 330 of the second sealing layer 320 and a second state in which the perforations 330 of the first sealing layer 310 and the second sealing layer 320 are covered by the second sealing layer 320 and the first sealing layer 310, respectively. Preferably, the first sealant 310 is connected to the second sealant 320 by a swivel ring provided on the first sealant 310, and the first sealant 310 is rotated with respect to the second sealant 320 about its central axis as a rotation axis.

According to a preferred embodiment, the at least one perforation 330 is circumferentially evenly distributed in the sidewalls of the first and

second seal layers

310, 320. Preferably, the perforations 330 can be evenly arranged at least one turn around the sealing layer, which can also be at least two or more turns around the sealing layer in a staggered fashion.

According to a preferred embodiment, the first sealant 310 and the second sealant 320 are nested in a manner that they can move relative to each other, and the second sealant 320 is connected to the edge of the second sealant 320 by the elastic sealant 360 in a manner that it can form a space with the first sealant 310 in the second state or interfere with each other. Preferably, the elastic sealing layer 360 can be an annular ring made of rubber and is fixedly connected with the first sealing layer 310, so that at least the upper and lower edges of the first sealing layer 310 are tightly connected with the second sealing layer 320, and no space is tightly interfered or a very small space is reserved between the two under the condition that the through holes 330 of the two are not overlapped.

According to a preferred embodiment, the first sealant layer 310 is connected to the second sealant layer 320 in a movable manner with respect to the second sealant layer 320 by means of a slider 350 arranged between the first sealant layer 310 and the second sealant layer 320. Preferably, the first sealant 310 can be rotated in any direction by the disposed runner and is offset from the second sealant 320 such that the perforations 330 that coincide with the second sealant 320 are closed.

According to a preferred embodiment, the suction head 300 is detachably connectable to said suction tube 200. Preferably, matching threads are provided between the suction head 300 and the pipette 200, so that they can be fixedly connected by screwing.

According to a preferred embodiment, the tip 300 is provided with a port 370 which allows ingress and egress of wound fluid into and out of the tip 300. Preferably, the pipette tip 300 is provided with a port 370 in a direction that is substantially aligned with the path of the pipette 200, and the port 370 is rounded so that liquid can enter the port 370 and the pipette 200 without changing direction.

According to a preferred embodiment, the access opening 370 is provided with a screen capable of preventing solids from blocking the access opening 370. Preferably, the access port 370 is provided with a filter screen which can be removed according to the use condition, and the filter screen is selected to filter solid or viscous fluid which may block the suction pipe 200 and the suction head 300 according to the size, position and degree of different wounds. The material of the filter screen should be the same as the material of the suction head 300 and the suction pipe 200. Preferably, the material can be medical grade stainless steel or medical grade hard plastic.

According to a preferred embodiment, the straw 200 is a retractable straw 200. Preferably, the straw 200 can be a pvc sleeved flexible drinking straw 200, which can also be a medical grade stainless steel bellows.

According to a preferred embodiment, the care instrument further comprises a container 110 for containing body fluid, said container 110 being arranged inside the negative pressure assembly 100. Preferably, the container 110 can be a disposable containment cartridge, as the medical device will be targeted to different patients during a particular use. The container 110 can engage the sub-atmospheric assembly 100 by snapping, latching, or the like to enable the two to be releasably engaged.

In use, the receptacle for receiving body fluid is first placed into the negative pressure assembly 100. The pipette tip 200 is pulled out and the pipette tip 200 is pulled into place, the tip 300 is brought into close proximity to the wound to be treated and held in place, the sealing layer of the tip 300 is moved so that the first sealing layer 310 is offset from the perforations 330 of the second sealing layer 320, and the tip 300 is sealed. The negative pressure assembly 100 is opened to allow the suction head 300 to suck the wound site liquid. When the position is to be paused or moved, the switch on the suction head 300 is pressed or the first sealing layer 310 of the suction head 300 is manually moved without touching the negative pressure assembly 100, so that the suction head 300 is connected to the external environment, and other operations are performed after the air pressure is equalized. After the wound care is completed, the suction head 300 is removed and the negative pressure assembly 100 is closed after the pressure is equalized by the suction head 300.

It should be noted that the above-mentioned embodiments are exemplary, and that those skilled in the art, having benefit of the present disclosure, may devise various arrangements that are within the scope of the present disclosure and that fall within the scope of the utility model. It should be understood by those skilled in the art that the present specification and figures are illustrative only and are not limiting upon the claims. The scope of the utility model is defined by the claims and their equivalents.

Claims

1. A general surgery operation wound nursing instrument comprises:

a negative pressure assembly (100) for generating negative pressure;

a tip (300) capable of allowing wound fluid to enter the care instrument;

a suction pipe (200) for transmitting wound liquid, two ends of the suction pipe are respectively connected with the suction head (300) and the negative pressure component (100),

it is characterized in that the preparation method is characterized in that,

the suction head (300) is provided with a first sealing layer (310) and a second sealing layer (320), the first sealing layer (310) and the second sealing layer (320) are provided with through holes (330) which can enable a suction head inner cavity (340) to be communicated with the external environment through superposition, and the first sealing layer (310) is connected with the second sealing layer (320) in a mode of being capable of being staggered with the second sealing layer (320) to close the through holes (330) of the second sealing layer (320).

2. The general surgical wound care instrument of claim 1, wherein the first sealing layer (310) is relatively transitionable between a first state and a second state with respect to the second sealing layer (320), wherein the first sealing layer (310) comprises the first state in which the first sealing layer (310) coincides with the perforations (330) of the second sealing layer (320) and the second state in which the perforations (330) of the first sealing layer (310) and the second sealing layer (320) are covered by the second sealing layer (320) and the first sealing layer (310), respectively.

3. The general surgical wound care instrument of claim 2, wherein at least one of the perforations (330) is circumferentially evenly distributed in the sidewalls of the first sealing layer (310) and the second sealing layer (320).

4. The general surgical wound care instrument according to claim 3, wherein the first sealing layer (310) and the second sealing layer (320) are sleeved in a manner of being capable of moving relative to each other, and the second sealing layer (320) is connected with the edge of the second sealing layer (320) through an elastic sealing layer (360) in a manner of being capable of forming a closed space with the first sealing layer (310) in the second state.

5. The general surgical wound care instrument of claim 4, wherein the first sealing layer (310) is connected to the second sealing layer (320) in a manner movable relative to the second sealing layer (320) by a slider (350) disposed between the first sealing layer (310) and the second sealing layer (320).

6. The general surgical wound care instrument according to claim 5, characterized in that the suction head (300) is detachably connectable to the suction tube (200).

7. The general surgery wound care instrument according to claim 6, characterized in that the suction head (300) is provided with an access opening (370) capable of allowing wound liquid to enter and exit the suction head (300).

8. The general surgical wound care instrument according to claim 7, characterized in that the access opening (370) is provided with a filter screen capable of preventing the ingress and egress of solids blocking the access opening (370).

9. The general surgery wound care instrument according to claim 8, characterized in that the suction tube (200) is a telescopic suction tube.

10. The general surgical wound care instrument according to claim 9, further comprising a container (110) for containing body fluids, the container (110) being disposed inside the negative pressure assembly (100).