CN209951950U

CN209951950U - Handheld safe recovery device for medical waste needle

Info

Publication number: CN209951950U
Application number: CN201822147180.2U
Authority: CN
Inventors: 杨学瑾
Original assignee: TIANJIN THORACIC HOSPITAL
Current assignee: TIANJIN THORACIC HOSPITAL
Priority date: 2018-12-20
Filing date: 2018-12-20
Publication date: 2020-01-17
Anticipated expiration: 2028-12-20

Abstract

The utility model discloses a hand-held medical waste needle head safety recovery device, which comprises an extrusion sleeve which is clamped by a left valve body and a right valve body in a sealing way; the extrusion sleeve is made of elastic material, and a cavity for accommodating the metal part of the waste needle head and a negative pressure channel communicated with the cavity are arranged in the extrusion sleeve; the extrusion portion is arranged outside the extrusion sleeve. The device is safe and environment-friendly, saves hospital cost, the left valve body and the right valve body form a closed package on the metal part of the waste needle, the left valve body and the right valve body are further tightly attached to each other through the cavity arranged on the extrusion sleeve, the stability of the packaged waste needle is improved, the residual liquid medicine in the needle is effectively prevented from being leaked, the extrusion sleeve is wrapped at the front end of the needle, secondary puncture to medical personnel is avoided, the follow-up carrying is also convenient, the treatment is very convenient, and the clinical practicability is good; the effective vacuum of the recovery device is ensured, and the falling off in the transportation process is avoided.

Description

Handheld safe recovery device for medical waste needle

Technical Field

The utility model belongs to the technical field of the medical supplies technique and specifically relates to a medical abandonment syringe needle safety recovery unit of hand-held type.

Background

In clinical work, medical staff often touch medical sharp instruments such as used waste injection needles and the like, and the needles are easy to stab on human bodies, so that the medical staff have the risk of infecting blood-borne infectious diseases.

Abandonment syringe needle, syringe and infusion needle tube are thrown away and are deposited in sharp instrument box usually, because sharp instrument box body is long-pending great, arrange counter or travelling car in usually, inconvenient carrying and take at any time, inject or blood sampling operation back when medical personnel to inpatient patient, can not in time retrieve the abandonment syringe needle and store, simultaneously, but after the abandonment syringe needle was put into sharp instrument box, there was the cross contamination condition between different abandonment syringe needles, the infusion needle tube for the bacterium must breed the speed. The abandonment syringe needle leaves sharp machine box in, owing to need frequently use sharp machine box, sharp machine box spiral cover is in the open mode for a long time, and the abandonment syringe needle exposes in the air, and the pathogenic organism on the syringe needle breeds, floats in the air, influences the hospital environment, endangers the health, and under this kind of condition, the best use and the processing cycle of sharp machine box are two days, and single sharp machine box purchasing cost is higher, and two days are one another and have been led to the fact serious wasting of resources. When the subsequent discarded syringe needle that collects in to sharp ware box is handled, because the mixed and disorderly unordered when depositing, take out recovery processing and easily cause the secondary and prick, form cross infection.

The retraction self-destruction disposable sterile syringe has the injection needle retracted into the syringe core rod, the use cost is high and the syringe is not suitable for common needles.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defect who exists, the utility model aims to provide an utilize the atmospheric pressure principle, effectively prevent that remaining liquid medicine from oozing outward in the abandonment syringe needle, avoid stabbing medical personnel and follow-up processing personnel secondary, convenient to carry, the stability in use is good, and the commonality is strong, makes things convenient for the safe recovery unit of abandonment syringe needle that follow-up transportation was handled.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the technical scheme is that the hand-held medical waste needle safety recovery device comprises an extrusion sleeve formed by clamping a left valve body and a right valve body in a closed manner; the extrusion sleeve is made of elastic material, and a cavity for accommodating the metal part of the waste needle head and a negative pressure channel communicated with the cavity are arranged in the extrusion sleeve; the extrusion portion is arranged outside the extrusion sleeve.

As optimization, a negative pressure channel is arranged on the single-side valve body of the extrusion sleeve; the negative pressure channel is internally provided with overlapped and crossed elastic valves which can be opened outwards to discharge air; meanwhile, the negative pressure channel can be closed in a laminated and crossed manner, and the pressure difference between the inside and the outside of the formed cavity is kept, so that the left valve body and the right valve body are tightly connected.

Preferably, the whole extrusion sleeve is oval or square, and single-hand holding operation is facilitated.

As optimization, the whole extrusion sleeve is made of medical silica gel materials, the medical silica gel materials are soft and are convenient to extrude to form negative pressure, and meanwhile, the position of the needle inserted into the extrusion sleeve is transparent and easy to observe, so that the operation is facilitated.

As the optimization, the extrusion portion is the concave surface structure, and concave surface structure and human hand appearance looks adaptation adapt to ergonomic, make things convenient for one hand to accomplish the centre gripping parcel to the syringe needle, accomplish the extrusion cavity fast simultaneously, will extrude the cover and fix and keep good stability with the syringe needle negative pressure, avoid losing efficacy to cause the stab.

Compared with the prior art, the beneficial effects of the utility model are that: the device is safe and environment-friendly, and saves the cost of hospitals; by utilizing the atmospheric pressure principle, the left valve body and the right valve body form a closed package on the metal part of the waste needle, the cavity arranged on the extrusion sleeve further enables the left valve body and the right valve body to be tightly attached, the stability of the packaged waste needle is improved, the residual liquid medicine in the needle is effectively prevented from being leaked, the extrusion sleeve is packaged at the front end of the needle, the secondary puncture on medical personnel is avoided, the subsequent carrying is also convenient, the treatment is very convenient, and the clinical practicability is good; the effective vacuum of the recovery device is ensured, and the falling off in the transportation process is avoided.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the extrusion sleeve of the present invention in an oval shape.

Fig. 2 is a schematic diagram of a square extrusion sleeve according to the present invention.

Fig. 3 is a partial schematic structural view of a portion a in fig. 1 and 2.

The labels in the figure are: the left valve body 1, the right valve body 2, the cavity 3, the negative pressure channel 4, the extrusion part 5 and the elastic valve 6.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the embodiment, as shown in fig. 1, 2 and 3, the utility model relates to a hand-held medical waste needle safety recovery device, which comprises an extrusion sleeve formed by a left valve body 1 and a right valve body 2 in a closed clamping way; the extrusion sleeve is made of elastic material, and a cavity 3 for accommodating the metal part of the waste needle and a negative pressure channel 4 communicated with the cavity 3 are arranged in the extrusion sleeve; the extrusion part 5 is arranged outside the extrusion sleeve; a negative pressure channel 4 is arranged on the single-side valve body of the extrusion sleeve; the negative pressure channel 4 is internally provided with elastic valves 6 which are overlapped and crossed; the whole extrusion sleeve is made of medical silica gel material; the extrusion part 5 is of a concave structure; the whole extrusion sleeve is oval or square.

The whole extrusion sleeve is made of elastic medical silica gel material; when in use, the left valve body 1 and the right valve body 2 which are separated are used for wrapping the waste needle after clinical use in a bivalve manner, so as to realize safe recovery; the left valve body 1 and the right valve body 2 are mutually sealed and clamped, so that the metal part of the needle head is hermetically wrapped in the cavity 3 in the middle of the extrusion sleeve, and the extrusion sleeve wraps the metal part of the needle head by more than two thirds of the size. Hold or press 5 concave surface structures of extrusion splenium with the thumb, cavity 3 warp gradually, 3 cavity air passes through negative pressure passageway 4 and discharges, the hand release, the whole elasticity of extrusion cover is retracted, range upon range of crisscross elasticity flap 6 seals negative pressure passageway 4 in negative pressure passageway 4 this moment, 3 internal pressure in cavity are less than extrusion cover external pressure, left side flap body 1 and right flap body 2 closely laminate and hold the abandonment syringe needle tightly, remaining liquid medicine exosmosis in the syringe needle has been prevented, extrusion cover parcel has avoided pricking medical personnel's secondary at the syringe needle front end, follow-up taking in convenient to carry, it is also very convenient to handle. The elastic valve 6 is in an arc-shaped fin structure which is arranged in a stacked and crossed manner, the cavity 3 is extruded and deformed, the negative pressure channel 4 is opened, and the elastic valve 6 is opened outwards so as to discharge air; when the negative pressure channel contracts, the elastic valve 6 contracts inwards and closes, the negative pressure channel is closed in a stacked and crossed manner, the pressure difference inside and outside the cavity 3 is kept, and the left valve body 1 and the right valve body 2 are tightly connected.

In the design of cavity 3, cavity 3 is bigger, more conveniently carries out quick extrusion, and its internal pressure becomes littleer simultaneously, does benefit to holding tightly of the left valve body 1 and the right valve body 2, guarantees the stability to the syringe needle parcel. The cavity 3 is arranged at a position above the needle tip of the needle, so that the residual liquid medicine on the waste needle stays below the cavity 3 and cannot flow into the cavity along with the plastic deformation of the cavity 3, and the leakage of the residual liquid medicine is prevented.

A negative pressure channel 4 is arranged on the valve body on one side of the extrusion sleeve, namely, the negative pressure channel is arranged on the left valve body 1 or the negative pressure channel is arranged on the right valve body 2; only set up the negative pressure passageway on left flap body 1 or right flap body 2, the discharge of air is accomplished to single passageway, reduces the unstable factor that a plurality of passageways probably arouse, does benefit to the stability that improves the cavity and form the negative pressure more. The negative pressure channel 4 is arranged at the far end above the opening position of the needle point of the needle in the extrusion sleeve, so that the residual liquid medicine or blood on the needle is prevented from being leaked through the negative pressure channel 4 along with the reduction of the plasticity of the cavity in the process of extruding the cavity 3.

Extrusion portion 5 is the concave surface structure, and concave surface structure and human hand appearance looks adaptation adapt to ergonomic, make things convenient for one hand to accomplish the centre gripping parcel to the syringe needle, accomplish the extrusion cavity fast simultaneously, will extrude the cover and fix and keep good stability with the syringe needle negative pressure, avoid losing efficacy to cause the stabbing. The whole body of the extrusion sleeve is made of medical silica gel materials, the medical silica gel materials are soft and are convenient to extrude to form negative pressure, and meanwhile, the position of the needle inserted into the extrusion sleeve is transparent and easy to observe, so that the operation is facilitated.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a medical abandonment syringe needle safety recovery unit of hand-held type which characterized in that: comprises an extrusion sleeve formed by the closed clamping of a left valve body (1) and a right valve body (2); the extrusion sleeve is made of elastic material, and a cavity (3) for accommodating the metal part of the waste needle and a negative pressure channel (4) communicated with the cavity (3) are arranged in the extrusion sleeve; the extrusion part (5) is arranged outside the extrusion sleeve; a negative pressure channel (4) is arranged on the single-side valve body of the extrusion sleeve; the negative pressure channel (4) is internally provided with elastic valves (6) which are overlapped and crossed.

2. The hand-held medical waste needle safety recovery device as claimed in claim 1, wherein: the whole extrusion sleeve is oval or square.

3. A hand-held medical waste needle safety recovery device as claimed in claim 1 or claim 2, wherein: the whole extrusion sleeve is made of medical silica gel materials.

4. The hand-held medical waste needle safety recovery device as claimed in claim 1, wherein: the extrusion part (5) is of a concave structure.