CN212282401U

CN212282401U - Remaining needle protective sleeve

Info

Publication number: CN212282401U
Application number: CN202021264809.2U
Authority: CN
Inventors: 孟欣欣; 熊晓琴; 柯洁
Original assignee: Zhongnan Hospital of Wuhan University
Current assignee: Zhongnan Hospital of Wuhan University
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-01-05
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to the technical field of medical equipment, a keep somewhere needle protective sheath is disclosed, including elasticity oversleeve, elasticity oversleeve is equipped with perforation, a safety section of thick bamboo, lid, bleeder vent, wears chamber, backup pad, slide, draw-in groove two, draw-in groove three, slider, the protruding two of card, the protruding three of card, thread groove, threaded rod, shadoof and arch. The utility model has simple structure, low cost and convenient wearing, the elastic sleeve is pasted on the skin of the patient to play a certain fixing effect, the safety cylinder isolates the indwelling needle inside, the direct traction to the indwelling needle when the patient wears clothes is avoided, and the probability of the indwelling needle taking off the tube is reduced; the skin condition of keeping somewhere needle department is convenient for observe at any time through transparent lid, and the gas permeability is good, can avoid appearing impression or pressure sore that is difficult to eliminate, and the fixed plate that sets up can fix the infusion of keeping somewhere the needle and connect the cap and be convenient for medical staff's turn-up infusion of keeping somewhere the needle and connect the cap and infuse.

Description

Remaining needle protective sleeve

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to keep somewhere needle protective sheath.

Background

At present, the indwelling needle is applied more and more widely in clinical treatment, the venous indwelling needle is applied to patients in various clinical departments, such as critically ill patients, operation patients and patients needing long-time infusion, the pain of the patients caused by repeated venipuncture is avoided by applying the venous indwelling needle, particularly the elderly patients with poor blood vessels and the good-mobility sick children, the puncture frequency is reduced, the needle opening and the blood vessels are protected to a certain extent, meanwhile, the workload of nurses is greatly reduced, and the infusion speed is accelerated. The remaining needle comprises a transfusion needle, a transfusion connecting cap and an extension tube arranged between the transfusion needle and the transfusion connecting cap.

In the actual use process, the indwelling needle is left on the hand or the arm, so that the patient is easy to pull the needle head of the indwelling needle when wearing clothes, the indwelling time of the indwelling needle is shortened, the medical expense of the patient is further increased, and even the tube removal condition can be directly caused; the existing remaining needle protective sleeve has poor protective effect or too complex structure and high cost, and can cause impression and even crush injury when used for a long time when the existing remaining needle protective sleeve plays a protective role and reaches the skin of a patient at normal pressure. The inventor invents an indwelling needle protecting sleeve which reduces the possibility of tube falling of an indwelling needle and does not cause impression or pressure injury to a patient.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, the utility model provides a keep somewhere needle protective sheath, the utility model discloses simple structure is convenient for dress, and the probability of tractive to keeping somewhere the needle when reducing the patient and wearing to take off the clothes is convenient for observe the skin condition of keeping somewhere needle department, and is fixed effectual, can not cause the impression or weigh owing to long-term the use, and the medical staff of being convenient for infuses once more for the patient.

For solving the technical problem, the utility model provides a following technical scheme:

a protective sleeve for an indwelling needle comprises an elastic sleeve, wherein a perforation is formed in the top of the elastic sleeve, a safety cylinder connected with the elastic sleeve is arranged in the perforation, a transparent cover which can be connected with the safety cylinder in an opening mode is arranged on the top of the safety cylinder, and a plurality of air holes penetrating the cover in the thickness direction are formed in the top of the cover; any two opposite side walls of the safety cylinder are internally provided with two through cavities which are arranged in parallel and penetrate the safety cylinder in the height direction, a supporting plate with the height identical to that of the through cavities is arranged in each through cavity, the inner wall of each through cavity is provided with a slide way arranged in the height direction of the through cavity, the top wall and the bottom wall of each slide way are respectively provided with a second clamping groove and a third clamping groove, the side wall of each supporting plate is provided with a slide block positioned in each slide way, and the top and the bottom of each slide block are respectively provided with a second clamping protrusion clamped with the second clamping groove and a third clamping protrusion clamped with the third clamping groove; the top of backup pad is equipped with the thread groove, the safety cylinder is equipped with the thread groove of arbitrary backup pad in the lateral wall of wearing the chamber and is equipped with the threaded rod that connects soon with the thread groove screw thread, the top of threaded rod is equipped with the shadoof that can insert the wearing intracavity, the top of shadoof is equipped with convex arch.

Further, all be equipped with two shrink cavities that encircle the circumferencial direction setting of elasticity oversleeve on the elasticity oversleeve of the length direction's of elasticity oversleeve both sides of safety cylinder edge, the both ends in shrink cavity are equipped with the mouth of wearing that passes the lateral wall of elasticity oversleeve, the shrink cavity is equipped with wears to penetrate shrink cavity and both ends and pass two shrink strips of wearing the mouth in shrink cavity respectively, the arbitrary one end of shrink strip and the lateral wall fixed connection of elasticity oversleeve, the top surface of the one end that shrink strip and elasticity oversleeve link to each other is equipped with magic subsides one, the tip that shrink strip deviates from magic subsides one just is equipped with for the free end and pastes a bound magic subsides two with the magic.

Furthermore, a hinge is arranged between one end of the cover and the safety cylinder, a connecting sheet is arranged at the end part of the cover, which deviates from the hinge, a clamping protrusion I is arranged on one surface, facing the safety cylinder, of the connecting sheet, and a clamping groove I clamped with the clamping protrusion I is arranged on the safety cylinder.

Further, the inner wall of a safety cylinder is provided with a fixing plate, one side of the fixing plate opposite to the safety cylinder is provided with a rotating rod which is inserted into the inner wall of the safety cylinder and can rotate in the safety cylinder, the end part of the rotating rod, which deviates from the fixing plate, is provided with a limiting wafer with the diameter larger than that of the rotating rod, and the limiting wafer can rotate in the inner wall of the safety cylinder.

Furthermore, the side wall of one end of the elastic sleeve is provided with a thumb perforation.

Furthermore, the bottom of the supporting plate is provided with a skin-friendly soft cushion.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure, low cost and convenient wearing, the elastic oversleeve is pasted on the skin of the patient to play a certain fixing effect, the safety cylinder isolates the indwelling needle inside, the direct traction to the indwelling needle when the patient wears clothes is avoided, and the probability of the indwelling needle taking off the tube is reduced; the skin condition at the position of the indwelling needle can be observed at any time conveniently through the transparent cover, and the air holes increase the air permeability of the safety cylinder, so that the skin health at the position of the indwelling needle can be further protected; the two groups of supporting plates can sequentially support the safety cylinder, so that the safety cylinder is prevented from pressing the same position of the skin for a long time, impression or pressure sore which is difficult to eliminate is avoided, the four arranged contraction strips can also play a binding role sequentially, and binding marks or pressure sore which are difficult to eliminate are avoided when the same contraction strip is bound to the same position of the skin for a long time; the fixed plate can fix the transfusion connecting cap of the remaining needle and is convenient for medical staff to turn up the transfusion connecting cap of the remaining needle for transfusion.

Drawings

Fig. 1 is a schematic top view structure of the present invention;

FIG. 2 is the internal structure of the front view of the safety cylinder of the present invention;

FIG. 3 is the internal structure of the puncture cavity of the present invention;

fig. 4 is an internal structure of the slide of the present invention;

FIG. 5 is a structural view of the rotating rod of the present invention;

FIG. 6 is a view showing the structure of the first projection of the present invention;

FIG. 7 is a schematic view showing the structure of a conventional indwelling needle;

wherein: 1. an elastic sleeve; 2. a safety cylinder; 3. a cover; 4. air holes are formed; 5. puncturing a cavity; 6. a support plate; 7. a slideway; 8. a second clamping groove; 9. a third clamping groove; 10. a slider; 11. a second clamping protrusion; 12. a third clamping protrusion; 13. a thread groove; 14. a threaded rod; 15. lifting a rod; 16. a protrusion; 17. a contracting cavity; 18. perforating; 19. a shrink strip; 20. sticking a magic tape I; 21. a second magic tape; 22. connecting sheets; 23. a first clamping bulge; 24. a first clamping groove; 25. a fixing plate; 26. a rotating rod; 27. limiting the wafer; 28. perforating with a thumb; 29. a skin-friendly soft pad; 30. a transfusion connecting cap.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example (b):

referring to fig. 1, 2, 3, 4, 5, 6 and 7, the indwelling needle protective sleeve comprises an elastic sleeve 1, wherein the elastic sleeve 1 is made of elastic skin-friendly cloth, two ends of the elastic sleeve 1 are communicated with the outside, and a patient can directly sleeve the elastic sleeve 1 on an arm; the side wall of one end of the elastic sleeve 1 of the embodiment is provided with a thumb perforation 28, and when the using part of the detaining needle is a hand, the thumb of the patient can pass through the thumb perforation 28, so that the elastic sleeve 1 is more stably fixed on the hand.

The top of the elastic oversleeve 1 is provided with a perforation, the perforation is provided with a safety cylinder 2 which is bonded with the elastic oversleeve 1, the safety cylinder 2 is communicated with the perforation, the top of the safety cylinder 2 is provided with a cover 3 which can be opened and connected with the safety cylinder 2, the cover 3 is made of transparent material, so that a patient, family members or medical staff can directly observe the skin condition of the remaining needle of the patient conveniently, the top of the cover 3 is provided with a plurality of air holes 4 which penetrate through the cover 3 in the thickness direction, so that the skin ventilation of the remaining needle is facilitated, and the skin health of the remaining needle is kept; be equipped with the hinge between the one end of lid 3 of this embodiment and the safety cylinder 2, the tip that lid 3 deviates from the hinge is equipped with connection piece 22, and connection piece 22 is equipped with the protruding one 23 of card towards the one side of safety cylinder 2, and safety cylinder 2 is equipped with the draw-in groove one 24 with the protruding one 23 block of card, can fix lid 3 at the top of safety cylinder 2 through protruding one 23 of card and draw-in groove one 24, and the hinge is convenient for medical staff to open lid 3 to infuse once more for the patient.

Any two opposite side walls of the safety cylinder 2 are internally provided with two through cavities 5 which are arranged in parallel and penetrate the height direction of the safety cylinder 2, the height of each through cavity 5 is the same as that of the safety cylinder 2, the length of each through cavity 5 extends along the length direction of the side wall of the safety cylinder 2 but does not penetrate through the safety cylinder 2, each through cavity 5 is internally provided with a support plate 6 with the height being the same as that of the through cavity 5, the inner wall of each through cavity 5 is provided with a slide way 7 arranged along the height direction of the through cavity 5, the top wall and the bottom wall of each slide way 7 are respectively provided with a second clamping groove 8 and a third clamping groove 9, the side wall of each support plate 6 is provided with a slide block 10 positioned in each slide way 7, the top and the bottom of each slide block 10 are respectively provided with a second clamping groove 11 clamped with the second clamping groove 8 and a third clamping groove 12 clamped with the third clamping groove 9, the support plate 6 can pass through the slide block 10, when the clamping groove III 9 is clamped with the clamping protrusion III 12, the bottom of the supporting plate 6 penetrates through the penetrating cavity 5, so that the safety cylinder 2 is supported; the top of the supporting plate 6 is provided with a thread groove 13, the safety cylinder 2 is provided with a thread rod 14 which is screwed with the thread groove 13 in the thread groove 13 of any one supporting plate 6 of the two supporting plates 6 in the side wall of the through cavity 5, the top of the thread rod 14 is provided with a lifting rod 15 which can be inserted into the through cavity 5, and the top of the lifting rod 15 is provided with an arc-shaped bulge 16; the supporting plate 6 can be lifted up through the lifting rod 15, when the supporting plate 6 supporting the safety cylinder 2 needs to be replaced, the supporting plate 6 supporting the safety cylinder 2 at the previous time is lifted up through the protrusion 16, the whole supporting plate 6 is positioned in the puncture cavity 5, then the lifting rod 15 is screwed down through the threaded rod 14, the screwed-down lifting rod 15 is installed on the next supporting plate 6, and the next supporting plate 6 is pressed down to continuously support the safety cylinder 2, so that the purpose of alternately supporting the safety cylinder 2 is achieved, the phenomenon that the safety cylinder 2 is contacted with the same position of the skin for a long time to cause impression or pressure sore which is difficult to eliminate is avoided, and the using comfort of a patient is increased; when the support plate 6 is pressed down, the lifting bar 15 is completely inside the cavity 5 and only the protrusions 16 are outside the cavity 5.

The bottom of the supporting plate 6 is provided with a skin-friendly soft cushion 29, so that the comfort degree of the contact part of the supporting plate 6 and the skin can be increased, and the indentation or pressure sore can be further reduced.

The oversleeves on the two sides of the safety cylinder 2 along the length direction of the elastic oversleeve 1 are respectively provided with two shrinkage cavities 17 arranged around the circumferential direction of the oversleeve, the two ends of each shrinkage cavity 17 are provided with through openings 18 penetrating through the outer side wall of the elastic oversleeve 1, each shrinkage cavity 17 is internally provided with a shrinkage strip 19 penetrating through the shrinkage cavity 17 and the two ends of each shrinkage strip respectively penetrate through the two through openings 18 of the shrinkage cavity 17, any end of each shrinkage strip 19 is connected with the outer side wall of the elastic oversleeve 1 in a sewing mode, the top surface of one end, connected with the elastic oversleeve 1, of each shrinkage strip 19 is provided with a magic tape 20, the end part, departing from the magic tape 20, of each shrinkage strip 19 is a free end and is provided with a magic tape two 21 bonded with the magic tape 20, the elastic oversleeve 1 can be further tightened through the shrinkage strips 19, the safety cylinder 2 is better fixed around a remaining needle, the retention effect is better, in addition, two shrink strips 19 are respectively arranged on two sides of the safety cylinder 2, so that a patient can conveniently take over to replace the binding position of the shrink strips 19, and the phenomenon that the same shrink strip 19 is bound at a position for a long time to cause binding marks or pressure sores which are difficult to eliminate is avoided.

A fixing plate 25 is arranged on the inner wall of the safety cylinder 2, a rotating rod 26 which is inserted into the inner wall of the safety cylinder 2 and can rotate in the safety cylinder 2 is arranged on one side, opposite to the safety cylinder 2, of the fixing plate 25, a limiting wafer 27 with the diameter larger than that of the rotating rod 26 is arranged at the end, away from the fixing plate 25, of the rotating rod 26, and the limiting wafer 27 can rotate in the inner wall of the safety cylinder 2; the infusion connecting cap 30 of the remaining needle can be stuck on the top of the fixing plate 25, when the infusion is not performed, the fixing plate 25 is positioned at the horizontal position, the cover 3 is convenient to close, when the infusion is performed, the cover 3 is opened, the fixing plate 25 is rotated, the fixing plate 25 is inclined, so that the infusion connecting port of the infusion connecting cap 30 of the remaining needle is exposed, and the medical staff can insert an external infusion tube for infusion.

The utility model discloses a theory of use as follows: when the device is used, a patient wears the elastic oversleeve 1 on an arm or a hand, the safety cylinder 2 safely maintains the indwelling needle in the safety cylinder 2, then the infusion connecting cap 30 is adhered to the top of the fixing plate 25 through a medical adhesive tape, if the patient is a child or an old with poor compliance, the device can be further bound tightly through the contraction strip 19, when infusion is needed, the fixing plate 25 is rotated, the infusion connecting cap 30 of the indwelling needle is exposed, infusion is carried out, after the infusion is finished, the infusion connecting cap 30 is well treated, the fixing plate 25 is positioned at a horizontal position, and the cover 3 is covered; during use, the supporting plate 6 supporting the safety cylinder 2 or the shrink-wrap strip 19 binding the device can be replaced at intervals.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The protective sleeve for the indwelling needle is characterized by comprising an elastic sleeve (1), wherein a perforation is arranged at the top of the elastic sleeve (1), a safety cylinder (2) connected with the elastic sleeve (1) is arranged in the perforation, a transparent cover (3) which can be connected with the safety cylinder (2) in an opening mode is arranged at the top of the safety cylinder (2), and a plurality of air holes (4) penetrating through the cover (3) in the thickness direction are formed in the top of the cover (3); two through cavities (5) which are arranged in parallel and penetrate the safety cylinder (2) in the height direction are arranged in any two opposite side walls of the safety cylinder (2), a supporting plate (6) with the same height as the through cavities (5) is arranged in the through cavities (5), a slide way (7) arranged in the height direction of the through cavities (5) is arranged on the inner wall of the through cavities (5), a second clamping groove (8) and a third clamping groove (9) are respectively arranged on the top wall and the bottom wall of the slide way (7), a slide block (10) positioned in the slide way (7) is arranged on the side wall of the supporting plate (6), and a second clamping protrusion (11) clamped with the second clamping groove (8) and a third clamping protrusion (12) clamped with the third clamping groove (9) are respectively arranged at the top and the bottom of the slide block (10); the top of backup pad (6) is equipped with thread groove (13), be equipped with in thread groove (13) of arbitrary backup pad (6) in the lateral wall of interlude chamber (5) safety cylinder (2) and revolve threaded rod (14) of connecing with thread groove (13) screw thread, the top of threaded rod (14) is equipped with lifting rod (15) that can insert in interlude chamber (5), the top of lifting rod (15) is equipped with convex arch (16).

2. The indwelling needle protective sheath according to claim 1, wherein the safety cylinder (2) has two contracting cavities (17) arranged around the circumference of the elastic sleeve (1) on both sides of the elastic sleeve (1) in the length direction of the elastic sleeve (1), two ends of the contraction cavity (17) are provided with through openings (18) which penetrate through the outer side wall of the elastic oversleeve (1), a contraction strip (19) which penetrates through the contraction cavity (17) and two ends of which respectively penetrate through two penetrating openings (18) of the contraction cavity (17) is arranged in the contraction cavity (17), any end of the contraction strip (19) is fixedly connected with the outer side wall of the elastic oversleeve (1), the top surface of one end of the contraction strip (19) connected with the elastic oversleeve (1) is provided with a magic tape I (20), the end part of the contraction strip (19) departing from the magic tape I (20) is a free end and is provided with a magic tape II (21) adhered with the magic tape I (20).

3. The indwelling needle protective sheath according to claim 1, wherein a hinge is provided between one end of the lid (3) and the safety barrel (2), a connecting piece (22) is provided at the end of the lid (3) facing away from the hinge, a first snap projection (23) is provided on the side of the connecting piece (22) facing the safety barrel (2), and a first snap groove (24) engaged with the first snap projection (23) is provided on the safety barrel (2).

4. The protective sleeve for the indwelling needle according to claim 1, wherein the inner wall of the safety cylinder (2) is provided with a fixing plate (25), one side of the fixing plate (25) opposite to the safety cylinder (2) is provided with a rotating rod (26) which is inserted into the inner wall of the safety cylinder (2) and can rotate in the safety cylinder (2), the end of the rotating rod (26) away from the fixing plate (25) is provided with a limiting disc (27) with a diameter larger than that of the rotating rod (26), and the limiting disc (27) can rotate in the inner wall of the safety cylinder (2).

5. The indwelling needle sheath according to claim 1, wherein the side wall of one end of the elastic sleeve (1) is provided with a thumb perforation (28).

6. An indwelling needle protective sheath according to claim 1, in which the support plate (6) is provided with a skin-friendly cushion (29) at its base.