CN214856943U

CN214856943U - Allergen skin pricking device for allergy department

Info

Publication number: CN214856943U
Application number: CN202121024926.6U
Authority: CN
Inventors: 徐菲悦
Original assignee: Yantai Yuhuangding Hospital
Current assignee: Yantai Yuhuangding Hospital
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-26
Anticipated expiration: 2031-05-14

Abstract

The utility model belongs to the technical field of skin prick devices, in particular to an allergen skin prick device for an allergy department, which comprises a forearm bracket and a prick device, wherein a flexible test board is connected above the forearm bracket, a detection window is arranged on the flexible test board, four corners of the top of the forearm bracket are connected with support rods, a sliding support frame is arranged on each support rod, the middle part of each support rod is connected with a limit ring, a spring is arranged above each limit ring, and the other end of the spring is connected with the bottom of the sliding support frame; the middle part of the sliding support frame is provided with a pricking device which comprises a fixing frame and a pricking needle, two sides of the fixing frame are symmetrically provided with connecting seats, the pricking needle is installed on the connecting seats, and the outer sleeve of the pricking needle is provided with a telescopic needle guard sleeve. The skin prick device of the utility model can fix the forearm of the testee and prevent the testee from moving; the plurality of pricking pins can prick the skin of a subject at the same time, so that the detection efficiency is improved, and the pricking pins can be detached and are convenient to replace; the arrangement of the needle guard sleeve is convenient for adjusting the leakage length of the point puncture needle.

Description

Allergen skin pricking device for allergy department

Technical Field

The utility model belongs to the technical field of skin prick device, concretely relates to allergen skin prick device for allergy branch of academic or vocational study.

Background

"allergy" in the family of allergies refers to loss of normality of the immune mechanisms, which is the treatment of allergic diseases in organs such as the respiratory system, the skin, the five sense organs, the cardiovascular system, the digestive system, etc. The skin prick test is the most common allergen diagnosis method in clinic at present, and the specific operation of the skin prick test is as follows: the patient takes the sitting position, relaxes the arm and places the arm on the table, disinfects the skin of the forearm flexor of the subject by alcohol, and then drops the positive control solution, the negative control solution and various allergen immersion liquids on the disinfected skin of the forearm flexor in turn. Every two drops are spaced apart to prevent the reactive halos from fusing to each other. After a period of time, swabs are used to wipe off the residual liquid on the skin, the experimental results are observed, and the reaction intensity of the patient to the allergen is determined by comparing the size of the wheal of the allergen and the positive control, and finally the allergen of the patient is determined.

In the prior art, when the pricking needle is used for pricking tests, a new pricking needle needs to be replaced for each test solution, the pricking operation needs to be performed in sequence, the consumed time is long, and the detection efficiency is low. In addition, the forearm of the testee is not fixed when the skin prick test is performed in the prior art, and if the testee, especially children, move around during the prick test, the phenomenon that a worker cannot grasp the depth of the prick needle is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the skin prick test in-process that above-mentioned prior art exists and can't fix the testee forearm, the operation of prick needs to go on in proper order, and the problem that detection efficiency is low provides an allergen skin prick device that detection efficiency is high for the allergic reaction branch of academic or vocational study.

The utility model discloses a realize through following technical scheme:

an allergen skin pricking device for an allergy department comprises a forearm bracket and a pricking device, and is characterized in that a flexible test board is connected above the forearm bracket, a detection window is formed in the flexible test board, support rods are fixedly connected to four corners of the top of the forearm bracket, sliding support frames are arranged on the support rods, four corners of each sliding support frame are slidably connected with the support rods, a limiting ring is fixedly connected to the middle of each support rod, a spring is mounted above each limiting ring and sleeved on the support rods, and the other end of the spring is fixedly connected with the bottom of each sliding support frame;

the utility model discloses a acupuncture needle, including slip support frame, point thorn ware, mount and slip support frame bottom surface fixed connection, mount bilateral symmetry are provided with the connecting seat, install the point thorn needle through the connecting piece on the connecting seat, the point thorn needle overcoat is equipped with telescopic needle guard cover.

By adopting the technical scheme, the forearm of the testee is placed in the forearm bracket, the flexible test board can be attached to the skin of the testee, the test liquid is dropped into the detection window, and the skin is pricked by the pricker needle to detect the allergen. The device drives the pricker to descend to prick the skin by pressing the sliding support frame, and after the prick is finished, the sliding support frame is loosened, and the pricker can automatically rebound.

Furthermore, the connecting piece is of a concave structure, the connecting piece is clamped at the bottom of the connecting seat, two sides of the connecting piece are locked and fixed with the connecting seat through first fastening bolts, and the point pricking pin is fixedly connected with the bottom of the connecting piece.

Furthermore, the needle protection sleeve comprises a first sleeve and a second sleeve, the first sleeve is fixedly connected to the bottom of the connecting piece, an inner thread is arranged on the inner wall of the first sleeve, an outer thread is arranged on the outer wall of the first sleeve, and the inner thread and the outer thread are matched to achieve threaded connection of the first sleeve and the second sleeve.

Through adopting above-mentioned technical scheme, the point felting needle passes through the connecting piece and can dismantle the connection on the connecting seat for this point pricking device can be used repeatedly after changing the point felting needle. The needle protection sleeve is telescopic, and the leakage length of the point puncture needle can be adjusted by adjusting the screwing-out length of the sleeve II, so that the depth of the point puncture needle penetrating into the skin is limited, and the skin of a subject is prevented from being bleeded due to too-deep penetration. In addition, when the skin prick test is not carried out, the second sleeve is completely screwed out, so that the needle protection sleeve completely covers the prick needle, and the function of protecting the prick needle can be achieved.

Furthermore, the connecting seat is provided with sliding grooves on two sides, and the width of each sliding groove is matched with the diameter of the corresponding first fastening bolt.

Through adopting above-mentioned technical scheme, the terminal butt of first fastening bolt can prevent first fastening bolt from the landing of connecting seat side in the spout to increase the fastness of connecting piece. The tail end of the first fastening bolt can slide left and right in the sliding groove, so that the positions of the connecting piece and the pricking pin can be properly adjusted, and the pricking pin is aligned to the detection window.

Furthermore, the flexible test board is detachably connected with the forearm bracket, the detection windows are arranged in two rows, the two rows of detection windows are symmetrically distributed along the middle of the flexible test board, and the point pricking pins correspond to the detection windows one to one.

By adopting the technical scheme, the plurality of the pricking pins on the pricking device correspond to the detection windows one to one, different test liquids are dropped into the detection windows, the reaction of a test subject to various test liquids can be tested simultaneously, and the detection efficiency is improved. The flexible test board is detachably connected with the forearm bracket, so that the flexible test board can be conveniently and timely replaced, and cross infection among different testees is avoided.

Further, the bottom of the forearm bracket is provided with a concave base, a threaded hole is formed in the concave base, and a second fastening bolt is connected to the inner thread of the threaded hole.

Through adopting above-mentioned technical scheme, concave base and second fastening bolt's cooperation are used, can make the device be fixed in on the desktop, increase the fastness of the device.

Further, the inner part of the forearm bracket is covered with a soft cotton layer.

By adopting the technical scheme, the comfort level of a testee can be improved by the design of the soft cotton layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be equipped with a plurality of felting needles on the well point thorn ware, a plurality of felting needles and detection window one-to-one can test the reaction of experimenter to multiple test solution simultaneously, improve detection efficiency.

2. The utility model discloses well flexible test panel can be dismantled with forearm bracket and be connected, and the point acupuncture needle can be dismantled through the connecting piece and connect on the connecting seat, is convenient for in time change flexible test panel and point acupuncture needle, avoids cross infection between the different testees.

3. The utility model provides a needle guard cover is scalable, can adjust the length that the point felting needle spills through the length of adjusting the two back-outs of sleeve pipe, and the restriction point pricks the degree of depth that the needle pricked into skin, prevents to prick the too dark skin bleeding that leads to the testee. When the skin pricking test is not carried out, the needle protecting sleeve can play a role in protecting the pricking needle.

4. The utility model provides a skin prick device can fix the experimenter forearm, prevents that the experimenter from moving about, and the medical personnel of being convenient for operate.

Drawings

FIG. 1: the utility model relates to a side structure schematic diagram of an allergen skin prick device for an allergic reaction department;

FIG. 2: the utility model relates to an overall structure schematic diagram of an allergen skin prick device for an allergic reaction department;

FIG. 3: the structure of the utility model is schematically shown;

FIG. 4: the structure of the utility model is schematically shown when the point pricker leaks out of the needle guard sleeve;

in the figure: 1. a forearm bracket; 2. a flexible test board; 3. detecting a window; 4. a support bar; 5. a sliding support frame; 6. a limiting ring; 7. a spring; 8. a fixed mount; 9. a connecting seat; 10. a connecting member; 11. a first fastening bolt; 12. a chute; 13. pricking a needle; 14. a first sleeve; 15. a second sleeve; 16. a concave base; 17. a second fastening bolt; 18. a soft cotton layer.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1-4, an allergen skin pricking device for allergy department comprises a forearm bracket 1 and a pricking device, wherein a concave base 16 is arranged at the bottom of the forearm bracket 1, a threaded hole is formed in the concave base 16, and a second fastening bolt 17 is connected with the threaded hole in an internal thread manner. The concave base 16 and the second fastening bolt 17 are used together, so that the device can be fixed on a table top, and the firmness of the device is improved. The soft cotton layer 18 covers the inner part of the forearm bracket 1, the forearm bracket 1 can fix the forearm of a testee to prevent the forearm from moving, and the soft cotton layer 18 can improve the comfort of the testee. The flexible test board 2 is connected with to forearm bracket 1 top, has seted up detection window 3 on the flexible test board 2, and detection window 3 is two and arranges, and two detection windows 3 are followed flexible test board 2 middle part symmetric distribution, with the test solution drop of difference in detection window 3, can test the reaction of examinee to multiple test solution simultaneously, improve detection efficiency. Two edges of the flexible test board 2 are adhered to the forearm bracket 1 through magic tapes, so that the flexible test board 2 can be conveniently and timely replaced, and cross infection among different subjects is avoided.

1 top four corners fixedly connected with bracing piece 4 of forearm bracket, be equipped with sliding support frame 5 on the bracing piece 4, sliding support frame 5's four corners and 4 sliding connection of bracing piece, 4 middle part fixedly connected with spacing rings 6 of bracing piece, spring 7 is installed to 6 tops of spacing rings, spring 7 cover is located on bracing piece 4, the spring 7 other end and 5 bottom fixed connection of sliding support frame, 5 middle parts of sliding support frame are equipped with the ware of stinging. The pricker is driven to descend by pressing the sliding support frame 5 to prick the skin, and after the prick is finished, the sliding support frame 5 is loosened, and the pricker can automatically rebound.

As shown in fig. 3 and 4, the pricking device comprises a fixing frame 8 and pricking pins 13, the top of the fixing frame 8 is fixedly connected with the bottom surface of the sliding support frame 5, two sides of the fixing frame 8 are symmetrically provided with connecting seats 9, the pricking pins 13 are mounted on the connecting seats 9 through connecting pieces 10, and the pricking pins 13 are in one-to-one correspondence with the detection windows 3. The connecting piece 10 is of a concave structure, the connecting piece 10 is clamped at the bottom of the connecting seat 9, two sides of the connecting piece 10 are fixedly locked with the connecting seat 9 through first fastening bolts 11, and the point pricking pin 13 is fixedly connected with the bottom of the connecting piece 10. The pricking pin 13 is externally provided with a telescopic needle protecting sleeve which comprises a first sleeve 14 and a second sleeve 15, the first sleeve 14 is fixedly connected to the bottom of the connecting piece 10, the inner wall of the first sleeve 14 is provided with internal threads, the outer wall of the second sleeve 15 is provided with external threads, and the internal threads and the external threads are matched with each other to realize threaded connection of the first sleeve 14 and the second sleeve 15. The pricking pin 13 is detachably connected to the connecting base 9 so that the pricking device can be reused after the pricking pin 13 is replaced. The needle protection sleeve can be extended and retracted, and the leakage length of the puncture needle 13 can be adjusted by adjusting the screwing-out length of the second sleeve 15, so that the depth of the puncture needle 13 penetrating into the skin is limited, and the skin of a subject is prevented from being bleeded due to too-deep penetration. In addition, when the skin prick test is not performed, the second sleeve 15 is completely screwed out, so that the needle protection sleeve completely covers the prick needle 13, and the function of protecting the prick needle 13 can be achieved.

As shown in fig. 3, sliding grooves 12 are formed in two sides of the connecting seat 9, and the width of the sliding grooves 12 is adapted to the diameter of the first fastening bolt 11. The end of the first fastening bolt 11 abuts against the sliding slot 12, so that the first fastening bolt 11 can be prevented from sliding off the side surface of the connecting seat 9, and the firmness of the connecting piece 10 is increased. The end of the first fastening bolt 11 can slide left and right in the sliding groove 12, so that the position of the connecting piece 10 and the pricking pin 13 can be properly adjusted to align the pricking pin 13 with the detection window 3.

The utility model discloses a theory of operation: in use, the pricking device is first fixed on the table top by the concave base 16 and the second fastening bolt 17. The subject's forearm is then placed in forearm holder 1 and flexible test panel 2 is attached to forearm holder 1 with flexible test panel 2 conforming to the subject's skin. The second sleeve 15 is screwed into the first sleeve 14, so that the prick needle 13 leaks by a required length, different test solutions are dropped into the detection window 3, the sliding support frame 5 is pressed to drive the prick device to descend to prick the skin, after the prick is finished, the sliding support frame 5 is loosened, and the prick device rebounds automatically. And wiping the test solution in the detection window 3 after the prick is finished, removing the flexible test board 2, and observing the skin change of the testee to determine the allergen. Finally, a new prick needle 13 is replaced, so that the prick device can be conveniently reused. The utility model provides a skin prick device detection efficiency is high, and the flexible test board 2 and prick needle 13 all can be changed, the used repeatedly of being convenient for.

Claims

1. An allergen skin pricking device for an allergy department comprises a forearm bracket and a pricking device, and is characterized in that a flexible test board is connected above the forearm bracket, a detection window is formed in the flexible test board, support rods are fixedly connected to four corners of the top of the forearm bracket, sliding support frames are arranged on the support rods, four corners of each sliding support frame are slidably connected with the support rods, a limiting ring is fixedly connected to the middle of each support rod, a spring is mounted above each limiting ring and sleeved on the support rods, and the other end of the spring is fixedly connected with the bottom of each sliding support frame;

2. The allergen skin pricking device of claim 1, wherein the connecting member is of a concave shape, the connecting member is engaged with a bottom of the connecting base, two sides of the connecting member are locked to the connecting base by the first fastening bolt, and the pricking pin is fixedly connected to the bottom of the connecting member.

3. The allergen skin pricking device of claim 2, wherein the needle guard sleeve comprises a first sleeve and a second sleeve, the first sleeve is fixedly connected to the bottom of the connecting member, an inner wall of the first sleeve is provided with an internal thread, an outer wall of the second sleeve is provided with an external thread, and the internal thread and the external thread are matched to realize threaded connection of the first sleeve and the second sleeve.

4. The allergen skin pricking device of claim 2, wherein sliding grooves are formed in two sides of the connecting seat, and the width of each sliding groove is matched with the diameter of the first fastening bolt.

5. The allergen skin pricking device of claim 1, wherein the flexible test board is detachably connected to the forearm support, the test windows are arranged in two rows, the two rows of test windows are symmetrically distributed along a middle portion of the flexible test board, and the pricking pins correspond to the test windows one by one.

6. The allergen skin pricking device of claim 1, wherein the forearm support has a concave base at a bottom thereof, the concave base having a threaded hole therein, and a second fastening bolt is threaded into the threaded hole.

7. An allergic skin pricking device as claimed in claim 1, wherein the forearm support is covered internally with a soft cotton layer.