CN216148149U

CN216148149U - Needle cap with base

Info

Publication number: CN216148149U
Application number: CN201821849155.2U
Authority: CN
Inventors: 刘立林; 刘静; 秦秀兰; 吴莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-09
Filing date: 2018-11-09
Publication date: 2022-04-01
Anticipated expiration: 2028-11-09

Abstract

The utility model relates to a back-cover needle cap with a base, which comprises a back-cover needle cap and is characterized in that: the needle clip is characterized by further comprising a base, the base is long-strip-shaped, the base is provided with a bottom surface which can be stably placed on a plane, a buckle is arranged at the top of the base, the needle clip is placed on the base along the length direction of the base and clamped in the buckle, a baffle is arranged at one end of the base, and the tail end of the needle clip is abutted to the baffle. The utility model has the advantages of ingenious structure, reasonable design and convenient operation, and the back-sleeved needle cap carried by the puncture needle is additionally provided with the base, so that the product can be stably placed in a treatment plate for standby, the pulled puncture needle can be directly placed in the back-sleeved needle cap, and the operation can be finished by one hand, thereby greatly reducing the incidence rate of needle stick injuries, avoiding blood pollution and lightening the working pressure of medical personnel; and the back-sleeved needle cap does not need to be discarded, can be recycled only by additionally arranging the base, and can be suitable for all puncture needles.

Description

Needle cap with base

Technical Field

The utility model relates to a protective device for avoiding needle stick injuries, in particular to a back-sleeved needle cap with a base, and belongs to the technical field of medical instruments.

Background

Needle stick injuries refer to skin injuries caused by medical sharp instruments such as injection needles, puncture needles, scalpels, scissors, etc. during operation. The risk of the medical staff infected with the blood-borne transmitted diseases due to occupational exposure is 2-19 times that of common people. Compared with other occupational exposures, the incidence rate and the risk of the sharp injury are more prominent, while medical staff are high risk groups, and the needle stick injury is a main risk factor. According to the reports of relevant documents, the incidence rate of needle stick injuries of medical staff is even up to 90%. The consensus recommendation of vascular access experts for hemodialysis in China: the vascular access should preferably be autologous arteriovenous internal fistula, account for 80%, calculate with 6 patients of every medical personnel management daily, every patient punctures 2 internal fistula needles, should dispose 3000 internal fistula needles a year, have 3000 more needle stick injuries risk.

In order to avoid the risk of needle stick injuries, there are currently mainly the following treatments: 1. the sharp instrument box has the defect that blood is remained on the pulled internal fistula needle, and the blood possibly drips and spills on the way of putting the sharp instrument box into the internal fistula needle, so that a bed unit or the ground of a patient is polluted, and the treatment cannot reach the sensory control standard easily. 2. The adopted winged protection box has the defects that the operation can not be carried out by one hand, the medical care personnel can not push the protection box to the needle head in time while taking care of the patient, the treatment time is delayed, and the pulled needle head can be treated in the shortest time. In addition, blood on the needle head is easy to splash to the ground or the body of an operator when the protection box is pushed, and the puncture needle is not humanized because a part is added, so that the comfort of a patient cannot be guaranteed, the operation of medical staff is also troublesome, and the popularization is difficult. 3. The movable needle wing with the lock catch is adopted, the needle wing is pushed to the needle head after the needle is pulled out and then is locked, the defect that the pressure for medical workers to worry about errors is increased, if the lock catch is forgotten to lock, the needle head is easy to disengage, the needle head with the structure can not be controlled in 360-degree rotation, blood flow is influenced for patients with bad blood vessels, and inestimable damage is caused to the endothelium of the internal fistula blood vessels in the rotating process of the needle head. 4. The back-sleeved needle cap (carried by a puncture needle) has the defects that the back-sleeved needle cap is difficult to stably place and inconvenient to operate by one hand, and the back-sleeved needle cap is easy to loosen and slip when being pulled by external force, so that a needle head is exposed.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the back-sleeved needle cap with the base, which has the advantages of ingenious structure, reasonable design and convenient operation, the back-sleeved needle cap carried by the puncture needle is additionally provided with the base, so that the product can be stably placed in a treatment disc for later use, the pulled puncture needle can be directly placed in the back-sleeved needle cap, the operation can be completed by one hand, the incidence rate of needle stick injuries can be greatly reduced, the blood pollution is avoided, and the working pressure of medical workers is reduced; and the back-sleeved needle cap does not need to be discarded, can be recycled only by additionally arranging the base, and can be suitable for all puncture needles.

According to the technical scheme provided by the utility model: take base back cover needle cap, including back cover needle cap, its characterized in that: the needle clip is characterized by further comprising a base, the base is long-strip-shaped, the base is provided with a bottom surface which can be stably placed on a plane, a buckle is arranged at the top of the base, the needle clip is placed on the base along the length direction of the base and clamped in the buckle, a baffle is arranged at one end of the base, and the tail end of the needle clip is abutted to the baffle.

As a further improvement of the utility model, one end of the base, which is far away from the baffle, is provided with a positioning step, the edge of the opening end of the back sleeve needle cap which is installed in place abuts against the positioning step, and the height of the positioning step is less than or equal to the wall thickness of the back sleeve needle cap.

As a further improvement of the utility model, the bottom of the base is provided with a long concave cavity along the length direction, an overturning support frame is arranged in the long concave cavity, and one end of the overturning support frame is hinged with one end of the long concave cavity close to the opening of the back sleeve needle cap.

As a further improvement of the utility model, two long sides of the base are respectively provided with a vertical limiting ratchet, the inclination direction of the limiting ratchet is consistent with the direction of the puncture needle inserted into the needle cap of the back sleeve, and the limiting ratchet is used for being clamped and matched with the needle wing of the puncture needle.

As a further improvement of the utility model, the buckle is in a complete circular ring shape, and the buckle and the base are integrally arranged.

As a further improvement of the utility model, the buckle is in an arc shape with a clamping inlet, the buckle and the base are integrally arranged, and the width of the clamping inlet is smaller than the outer diameter of the back sleeve needle cap.

As a further improvement of the utility model, one end of the baffle, which is abutted against the back sleeve needle cap, is provided with a limiting concave hole, and the tail end of the back sleeve needle cap is embedded in the limiting concave hole.

As a further improvement of the utility model, a mounting cavity is arranged in the base, a rubberized fabric roll is arranged in the mounting cavity, the rubberized fabric roll comprises a roll core and a rubberized fabric wound on the roll core, a leading-out opening is arranged on the mounting cavity, and the head end of the rubberized fabric penetrates out of the leading-out opening and is bonded on the outer wall of the base.

As a further improvement of the utility model, the mounting cavity is a long cavity arranged along the length direction of the base, the leading-out opening is also a long notch arranged along the length direction of the base, and the adhesive tape roll can freely move in the mounting cavity.

As a further improvement of the utility model, the base is 5.5cm in length and 1.2cm in width.

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

1) the utility model has ingenious structure and reasonable design, and the back-sleeved needle cap carried by the puncture needle is additionally provided with the base, so that the product can be stably placed in a treatment disc for standby, the pulled puncture needle can be directly placed in the back-sleeved needle cap, and the operation can be finished by one hand, thereby greatly reducing the incidence rate of needle stick injuries, avoiding blood pollution and reducing the working pressure of medical staff; and the back-sleeved needle cap does not need to be discarded, can be recycled only by additionally arranging the base, and can be suitable for all puncture needles.

2) The puncture needle is convenient to use, medical staff can quickly, timely and effectively treat the puncture needle by using the puncture needle, the condition that patients cannot be considered due to treatment of the distraction of the puncture needle in the prior art is avoided, and the satisfaction degree of the patients is improved. If when handling internal fistula needle, can not lead to the not even interior fistula hematoma that leads to of hand strength that makes in addition press the interior fistula because of handling the syringe needle and moving to, hemorrhage appearance can let medical personnel concentrate on pressing the interior fistula and reach hemostatic purpose.

3) The limit ratchets are arranged on the base and can be matched with the needle wings on the two sides of the puncture needle, so that the puncture needle can be prevented from loosening and slipping to cause the exposure of a needle head, and the use safety is improved.

4) The adhesive tape roll is arranged in the base, and can be used after being pulled out without preparing an adhesive tape, so that the workload of medical staff is reduced, and the medical staff can operate more conveniently and orderly.

Drawings

Fig. 1 is a front view of the structure of embodiment 1 of the present invention.

Fig. 2 is a top view of the structure of fig. 1.

Fig. 3 is a side view of the structure of fig. 1 with the back needle cap removed.

FIG. 4 is a top view of a specific application of example 1 of the present invention.

Fig. 5 is a schematic diagram of the structure and application of embodiment 2 of the present invention.

Fig. 6 is a front view of the structure of embodiment 3 of the present invention.

Fig. 7 is a top view of the structure of fig. 6.

Fig. 8 is a side view of the structure of fig. 6 with the back needle cap removed.

FIG. 9 is a top view of a specific embodiment of example 3 of the present invention.

FIG. 10 is a structural sectional view of embodiment 4 of the present invention.

Description of reference numerals: 1-a back-sleeved needle cap, 2-a base, 3-a buckle, 4-a baffle, 4 a-a limiting concave hole, 5-a positioning step, 6-a limiting ratchet, 7-a rubberized fabric roll, 7 a-a roll core, 7 b-an rubberized fabric, 8-a puncture needle, 8 a-a needle wing and 9-a turnover support frame.

Detailed Description

The utility model is further illustrated by the following specific figures and examples.

Example 1

As shown in fig. 1 to 4, embodiment 1 discloses a back-cover needle cap with a base, which includes a back-cover needle cap 1 and a base 2, wherein the base 2 is in a strip shape, the base 2 has a bottom surface capable of being stably placed on a plane, a buckle 3 is arranged at the top of the base 2, the back-cover needle cap 1 is placed on the base 2 along the length direction of the base 2 and is clamped in the buckle 3, a baffle 4 is arranged at one end of the base 2, and the tail end of the back-cover needle cap 1 is abutted to the baffle 4.

As shown in fig. 1 to 4, in this embodiment 1, a positioning step 5 is disposed at one end of the base 2 away from the baffle 4, an opening end edge of the back needle cap 1 installed in place abuts against the positioning step 5, and a height of the positioning step 5 is less than or equal to a wall thickness of the back needle cap 1. So set up, when putting back cover needle cap 1 into base 2, back cover needle cap 1 removes the tail end and offsets with baffle 4, and the open end border of back cover needle cap 1 also butts on location step 5, and back cover needle cap 1 both ends are all restricted reliably like this, and fixed more reliable uses also safer. Moreover, the height of the positioning step 5 is less than or equal to the wall thickness of the back needle cap 1, so that the positioning step 5 does not prevent the puncture needle 8 from being inserted into the back needle cap 1.

As shown in fig. 3, in this embodiment 1, a limiting concave hole 4a is disposed at one end of the baffle 4 abutting against the back needle cap 1, and the tail end of the back needle cap 1 is embedded in the limiting concave hole 4 a. So set up, baffle 4 can provide more reliable location for the tail end of back cover needle cap 1.

As shown in fig. 1 to 4, in this embodiment 1, the clip 3 is an arc shape having a clip inlet, the clip 3 is integrally disposed with the base 2, and the width of the clip inlet is smaller than the outer diameter of the back needle cap 1. So set up, back cover needle cap 1 can be installed to base 2 on more conveniently.

In this embodiment 1, the base 2 has a length of 5.5cm and a width of 1.2 cm. This may be suitable for securing a conventional back needle cap 1. In actual production, the size of the base 2 and the components thereon can be flexibly adjusted to meet the use requirement.

When in clinical use, medical care personnel put the utility model in a treatment tray for standby after the puncture of a patient is finished; after dialysis is finished, the puncture needle 8 is placed on a treatment towel, the puncture needle is directly placed into the back needle cap 1 (as shown in figure 4), and the operation can be finished by one hand; then the medical waste is wrapped into a strip shape by a sharp box or a disposable treatment towel according to the hospital infection requirement, and is wound and wrapped by an adhesive tape 7b and then is discarded into yellow medical waste. Therefore, the incidence rate of the needle stick injuries can be greatly reduced, and the working pressure of medical staff is reduced. And the back-sleeved needle cap does not need to be discarded, can be recycled only by additionally arranging the base, and can be suitable for all puncture needles. Medical personnel can rapidly, timely and effectively treat the puncture needle 8 by using the product, and the condition that patients cannot be taken care of due to the fact that the puncture needle 8 is distracted in the past can not be caused. If when handling internal fistula needle, can not lead to the health to remove because of handling the syringe needle, avoid taking place because of the hand power uneven of another one pressing the internal fistula leads to the circumstances of internal fistula hematoma, hemorrhage, can let medical personnel concentrate on pressing the internal fistula and reach hemostatic purpose, improved patient's satisfaction.

Example 2

As shown in fig. 5, embodiment 2 discloses a back cover needle cap with a base, which is different from embodiment 1 in that: the base 2 bottom is equipped with long cavity 2a along length direction, install upset support frame 9 in the

long cavity

2a, 9 one end of upset support frame and long cavity 2a be close to back cover needle cap 1 open-ended one end hinge. So set up, can make back cover needle cap 1's opening slant upwards after upset support frame 9 opens, make things convenient for medical personnel to insert the pjncture needle back into.

Example 2

As shown in fig. 6 to 9, embodiment 3 discloses a back trocar cap with a base, which is different from embodiment 1 in that: two long sides of the base 2 are respectively provided with a vertical limiting ratchet 6, the inclination direction of the limiting ratchet 6 is consistent with the direction of the puncture needle 8 inserted into the back sleeve needle cap 1, and the limiting ratchet 6 is used for being clamped and matched with a needle wing 8a of the puncture needle 8. So set up, when pjncture needle 8 reinserts back to set needle cap 1 in, at the in-process of reinserting, spacing ratchet 6 can not hinder the back insertion of pjncture needle 8, nevertheless when pjncture needle 8 reinserts back to target in place the back, the needle wing 8a on its both sides just blocks respectively in spacing ratchet 6, can avoid pjncture needle 8 not hard up slippage, causes the syringe needle to expose.

In addition, as shown in fig. 8, in embodiment 3, the buckle 3 is a complete ring shape, and the buckle 3 and the base 2 are integrally provided. So set up, make buckle 3 like this better to the fixed performance of back cover needle cap 1, the reliability is higher, convenience when only installing back cover needle cap 1 is slightly poor.

Example 3

As shown in fig. 10, embodiment 4 discloses a back trocar cap with a base, which is different from embodiment 3 in that: be equipped with installation cavity 2b in the base 2, the rubberized fabric book 7 is equipped with in installation cavity 2b, rubberized fabric book 7 is including rolling up core 7a and coiling roll up the adhesive tape 7b on the core 7a rolls up, be equipped with on the installation cavity 2b and draw forth mouthful 2c, the head end warp of adhesive tape 7b draw forth mouthful 2c and wear out and bond on base 2 outer wall. So set up, need not to prepare adhesive tape 7b in addition again, only need during the use to tear 7b head ends of adhesive tape on 7 with the adhesive tape book, then the winding parcel can, make medical personnel's operation more convenient, more orderly.

In this embodiment 4, the mounting cavity 2b is a long cavity formed along the length direction of the base 2, the leading-out opening 2c is also a long notch formed along the length direction of the base 2, and the adhesive tape roll 7 can move freely in the mounting cavity 2 b. So set up, adhesive tape 7 b's winding parcel position is more nimble, and the operation convenience is higher.

The above description is only for the preferred embodiment of the present invention, and the above specific embodiments are not intended to limit the present invention. Various modifications and alterations may occur to those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and alterations should be accorded the broadest interpretation so as to encompass all such modifications and alterations.

Claims

1. Take base back cover needle cap, including back cover needle cap (1), its characterized in that: still include base (2), base (2) are rectangular shape, and base (2) have one can steadily place the bottom surface on the plane, and base (2) top is equipped with buckle (3), back cover needle cap (1) is placed on base (2) and is clamped along the length direction of base (2) in buckle (3), base (2) one end is equipped with baffle (4), the tail end of back cover needle cap (1) with baffle (4) butt each other.

2. The back set needle cap with base of claim 1, wherein: one end of the base (2) far away from the baffle (4) is provided with a positioning step (5), the opening end edge of the back cover needle cap (1) which is installed in place is abutted against the positioning step (5), and the height of the positioning step (5) is smaller than or equal to the wall thickness of the back cover needle cap (1).

3. The back set needle cap with base of claim 1, wherein: the base (2) bottom is equipped with long cavity (2a) along length direction, install upset support frame (9) in long cavity (2a), upset support frame (9) one end is articulated with being close to of long cavity (2a) and returning cover needle cap (1) open-ended one end.

4. The back set needle cap with base of claim 1, wherein: two long sides of the base (2) are respectively provided with a vertical limiting ratchet (6), the inclination direction of the limiting ratchet (6) is consistent with the direction of the puncture needle (8) inserted into the back sleeve needle cap (1), and the limiting ratchet (6) is used for being matched with a needle wing (8a) of the puncture needle (8) in a clamping manner.

5. The back set needle cap with base of claim 1, wherein: the buckle (3) is of a complete circular ring shape, and the buckle (3) and the base (2) are integrally arranged.

6. The back set needle cap with base of claim 1, wherein: the clamp (3) is arc-shaped and provided with a clamping inlet, the clamp (3) and the base (2) are integrally arranged, and the width of the clamping inlet is smaller than the outer diameter of the back-cover needle cap (1).

7. The back set needle cap with base of claim 1, wherein: the one end of baffle (4) and back cover needle cap (1) butt is equipped with spacing shrinkage pool (4a), the tail end of back cover needle cap (1) inlay in spacing shrinkage pool (4 a).

8. The back set needle cap with base of claim 1, wherein: be equipped with installation cavity (2b) in base (2), the rubberized fabric book (7) is equipped with in installation cavity (2b), rubberized fabric book (7) are including rolling up core (7a) and coiling in roll up rubberized fabric (7b) on core (7a), be equipped with on installation cavity (2b) and draw out mouth (2c), the head end warp of rubberized fabric (7b draw out mouth (2c) and wear out and bond on base (2) outer wall.

9. The back set needle cap with base of claim 8, wherein: the mounting cavity (2b) is a long cavity which is formed along the length direction of the base (2), the leading-out opening (2c) is also a long notch which is formed along the length direction of the base (2), and the adhesive tape roll (7) can freely move in the mounting cavity (2 b).

10. The back set needle cap with base of claim 1, wherein: the base (2) is 5.5cm in length and 1.2cm in width.