CN215194530U - Prevent exosmosis's remaining needle protection machanism - Google Patents
Prevent exosmosis's remaining needle protection machanism Download PDFInfo
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- CN215194530U CN215194530U CN202121631285.0U CN202121631285U CN215194530U CN 215194530 U CN215194530 U CN 215194530U CN 202121631285 U CN202121631285 U CN 202121631285U CN 215194530 U CN215194530 U CN 215194530U
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- extravasation
- sliding
- hemostasis
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Abstract
The utility model discloses an anti-extravasation remaining needle protection mechanism, one end of a transfusion tube is connected with a liquid insertion tube, one end of the liquid insertion tube is connected with a clamping groove plate, one end of the inner side of the liquid insertion tube is connected with a thread block, a rubber sealing gasket is sleeved on the outer side of the sealing sleeve in a sliding way, a reset spring is embedded in the inner side of the sealing sleeve, the other end of the reset spring is connected with the liquid insertion tube, the outer transfusion tube can be embedded into the inner side of the rubber sealing gasket after penetrating into a designated position, thereby sealing, preventing external air from entering the inner side of the liquid insertion tube, after the transfusion is completed, the sealing sleeve can pass through the rubber sealing gasket again to be clamped into the inner side of the thread block after the outer transfusion tube is completely pulled out, thereby sealing the liquid insertion tube, preventing blood extravasation, protecting tissues from damaging bruising, and further preventing blood from sputtering to the body surface of medical personnel, prevent medical personnel from infecting, and further protect the safety of patients and medical personnel.
Description
Technical Field
The utility model relates to the technical field of medical treatment, specifically be a keep somewhere needle protection machanism who prevents exosmosis.
Background
The use of the indwelling needle can reduce the pain of the sick children caused by repeated venipuncture and the fear of needle injection, relieve the anxiety of parents, facilitate clinical medication, help the critical patients to take medicine for emergency treatment, relieve the workload of nurses and reduce the pain of the sick children, so the intravenous indwelling needle is widely applied clinically, and in the face of the special group of the sick children, the length of the indwelling time of the intravenous indwelling needle and the comfort of the sick children become the most concerned problems of the nurses and the parents, and the indwelling needle is also the mark for successful use and the precondition for popularization;
however, when the existing indwelling needle uses vasoactive drugs, the extravasation is easy to cause tissue damage or rupture, and blood extravasation splashes on the body of medical care personnel, so that the medical care personnel are at risk of infection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prevent exosmosis keep somewhere needle protection machanism, can effectively solve the current needle of keeping somewhere that proposes in the above-mentioned background art and use vasoactive medicine, the easy exosmosis makes the tissue damage or ulcerate to on having blood exosmosis to sputter medical personnel's health, make medical personnel have the dangerous problem of infection.
In order to achieve the above object, the utility model provides a following technical scheme: an anti-extravasation remaining needle protection mechanism comprises a remaining needle head, wherein a liquid inlet end of the remaining needle head is fixedly connected with a liquid conveying pipe, and the other end of the liquid conveying pipe is fixedly connected with an anti-extravasation component;
the anti-extravasation component comprises a thread block, a sliding rod, a sealing sleeve, a rubber sealing gasket and a return spring;
the sealing sleeve compresses the return spring, and the inner side of the liquid inserting cylinder continuously moves and is embedded into the inner side of the rubber sealing gasket;
reset spring can bounce sealed sleeve, makes sealed sleeve remove in the outside of slide bar to joint groove version direction, and after the outside transfer line was extracted completely, sealed sleeve can pass the inboard that the sealed joint of packing of rubber entered into the thread piece again.
According to the technical scheme, the anti-extravasation assembly comprises a liquid inserting cylinder, a clamping groove plate, a limiting clamping block, a threaded block, a sliding rod, a sealing sleeve, a rubber sealing gasket, a reset spring, a fixing block, an arc-shaped positioning plate, a damping cotton pad and an elastic binding band;
one end of the infusion tube is connected with an infusion tube, one end of the infusion tube is connected with a clamping groove plate, the inner side of the clamping groove plate is fixedly provided with a limiting fixture block, one end of the inner side of the infusion tube is in threaded connection with a threaded block, one end of the inner side of the infusion tube is connected with a sliding rod, the outer side of the sliding rod is in sliding sleeve joint with a sealing sleeve, the outer side of the sealing sleeve is in sliding sleeve joint with a rubber sealing gasket, the inner side of the sealing sleeve is embedded with a reset spring, and the other end of the reset spring is connected with the infusion tube;
the infusion set is characterized in that a fixing block is connected to the top of the outer side of the infusion barrel, an arc-shaped positioning plate is connected to the top end of the fixing block, a damping cotton pad is bonded to one side end face of the arc-shaped positioning plate, an elastic bandage is bonded to one side end face of the arc-shaped positioning plate, and an installation pipe is connected to the position, corresponding to the infusion pipe, of one side end face of the infusion barrel.
According to the technical scheme, the limiting fixture blocks are provided with a plurality of limiting fixture blocks, the limiting fixture blocks are mounted at the inner side positions of the clamping groove plates at equal angles, and the sealing sleeve is fixedly connected with an anti-sealing block close to one side end face of the clamping groove plates.
According to the technical scheme, the number of the fixing blocks is two, the mounting groove is formed between the two fixing blocks, and the elastic bandage is mounted between the two fixing blocks through the mounting groove.
According to the technical scheme, the hemostasis assembly comprises a sliding sleeve, a supporting spring, a hemostasis clamping block, a positioning plate, an arc-shaped hemostasis extrusion block, a limiting sliding plate and a pressing block;
the pressing block is pressed, so that the supporting spring is compressed, the hemostatic clamping block slides on the inner side of the sliding sleeve, then the sliding sleeve is moved to any position of the infusion tube, then the pressing block is loosened, and the supporting spring can bounce the hemostatic clamping block to be clamped on the outer side of the infusion tube;
the outside slip of transfer line has cup jointed sliding sleeve, supporting spring is installed in sliding sleeve's inboard embedding, sliding sleeve's inboard slip embedding has the hemostasis fixture block, sliding sleeve's a side end fixed mounting has the locating plate, the one end fixedly connected with arc hemostasis extrusion piece of hemostasis fixture block, a side end connection of hemostasis fixture block is connected with spacing slide, a side end fixedly connected with of spacing slide presses the briquetting.
According to the technical scheme, a movable groove is formed in the position, corresponding to the limiting sliding plate, of one side end face of the sliding sleeve, two limiting sliding plates are arranged, the two limiting sliding plates are symmetrically arranged on one side end face of the hemostasis clamping block, and the hemostasis clamping block is connected with the sliding sleeve in a sliding mode through the movable groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. be provided with and prevent the exosmosis subassembly, outside transfer line is deep into after the assigned position department, can imbed the inboard of rubber packing pad, thereby seal, prevent that outside air from entering into the inboard of a liquid insertion section of thick bamboo, after the infusion is accomplished, outside transfer line extracts the back completely, sealed sleeve can pass the inboard that rubber packing pad joint entered into the thread piece again, thereby seal a liquid insertion section of thick bamboo, prevent blood exosmosis, the protection tissue can not harm the ulceration, more prevent to have blood to sputter medical personnel's body surface, prevent medical personnel's infection, further protect patient and medical personnel's safety.
2. Be provided with hemostasis subassembly, press according to the briquetting, thereby compression supporting spring, at sliding sleeve's inboard hemostasis fixture block, then remove sliding sleeve to the optional position department of transfer line, then loosen and press according to the briquetting, thereby supporting spring can be with the inside liquid refluence of transfer line of joint at the transfer line of hemostasis fixture block bounce this moment, thereby prevent people's blood reflux to the inside of transfer line with the transfer line extrusion, thereby guarantee the normal clear of liquid changing, guarantee people's infusion safety.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the mounting structure of the return spring of the present invention;
fig. 3 is a schematic view of the mounting structure of the fixing block of the present invention;
FIG. 4 is a schematic view of the installation structure of the limiting slide plate of the present invention;
reference numbers in the figures: 1. keeping the needle head; 2. a transfusion tube;
3. an anti-extravasation component; 301. a cartridge for the insertion of a liquid; 302. clamping a slot plate; 303. a limiting clamping block; 304. a thread block; 305. a slide bar; 306. a sealing sleeve; 307. a rubber gasket; 308. a return spring; 309. a fixed block; 310. an arc-shaped positioning plate; 311. a shock-absorbing cotton pad; 312. an elastic bandage; 313. installing a pipe;
4. a hemostatic assembly; 401. a sliding sleeve; 402. a support spring; 403. a hemostatic clamping block; 404. positioning a plate; 405. an arc-shaped hemostatic extrusion block; 406. a limiting sliding plate; 407. and pressing the block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-3, the utility model provides a technical scheme, an anti-extravasation remaining needle protection mechanism, which comprises a remaining needle head 1, wherein a liquid inlet end of the remaining needle head 1 is fixedly connected with a liquid conveying pipe 2, and the other end of the liquid conveying pipe 2 is fixedly connected with an anti-extravasation component 3;
the anti-extravasation assembly 3 comprises a threaded block 304, a sliding rod 305, a sealing sleeve 306, a rubber seal 307 and a return spring 308;
the inner side of the rubber sealing gasket 307 is provided with an air-tight hole, so that the air tightness of the sealing sleeve 306 in the sliding process is increased, when the sealing sleeve 306 slides to any position, the rubber sealing gasket 307 is tightly attached to the outer side of the sealing sleeve 306, a movable hole is formed in the position, corresponding to the sliding rod 305, of one side end of the sealing sleeve 306, and the direction of the sealing sleeve 306 is always unchanged in the sliding process of the sealing sleeve 306;
one side end face of the elastic bandage 312 is provided with a magic tape back tape, the positive end face of the elastic bandage 312 is provided with a magic tape front tape, and the magic tape front tape can be pasted at any position of the magic tape back tape after the elastic bandage 312 on the front face is wound on the surface of the arm.
The anti-extravasation assembly 3 comprises a liquid inserting cylinder 301, a clamping groove plate 302, a limiting clamping block 303, a thread block 304, a sliding rod 305, a sealing sleeve 306, a rubber sealing gasket 307, a return spring 308, a fixing block 309, an arc-shaped positioning plate 310, a damping cotton pad 311 and an elastic bandage 312;
one end of the infusion tube 2 is connected with an insertion tube 301, one end of the insertion tube 301 is connected with a clamping groove plate 302, the inner side of the clamping groove plate 302 is fixedly provided with a limiting fixture block 303, one end of the inner side of the insertion tube 301 is in threaded connection with a thread block 304, one end of the inner side of the insertion tube 301 is connected with a sliding rod 305, the outer side of the sliding rod 305 is in sliding sleeve connection with a sealing sleeve 306, the limiting fixture block 303 is provided with a plurality of limiting fixture blocks 303, the limiting fixture blocks 303 are arranged at the inner side position of the clamping groove plate 302 at equal angles, so that an external infusion tube can be embedded into the inner side of the clamping groove plate 302 when the infusion liquid is replaced, the sealing sleeve 306 is close to one side end face of the clamping groove plate 302 and is fixedly connected with an anti-sealing block to prevent the liquid from being blocked, the outer side of the sealing sleeve 306 is in sliding sleeve connection with a rubber sealing gasket 307, a return spring 308 is embedded into the inner side of the sealing sleeve 306, and the other end of the return spring 308 is connected with the insertion tube 301;
the outside top position department of a liquid insertion section of thick bamboo 301 is connected with fixed block 309, fixed block 309 is provided with two, be formed with the mounting groove between two fixed blocks 309, elasticity bandage 312 passes through the mounting groove and installs between two fixed blocks 309, the top of fixed block 309 is connected with arc locating plate 310, a side end bonding of arc locating plate 310 has shock attenuation cotton pad 311, a side end bonding of arc locating plate 310 has elasticity bandage 312, the convenience will be kept somewhere the needle and fix in different people's the arm outside, make elasticity bandage 312 can fix in the arm outside of different specifications, a side end of a liquid insertion section of thick bamboo 301 corresponds position department with transfer line 2 and is connected with installation pipe 313.
As shown in fig. 1 and 4, the hemostatic assembly 4 includes a sliding sleeve 401, a support spring 402, a hemostatic clip 403, a positioning plate 404, an arc-shaped hemostatic pressing block 405, a limiting slide 406 and a pressing block 407;
sliding sleeve 401 has been cup jointed in the outside slip of transfer line 2, supporting spring 402 has been installed in the inboard embedding of sliding sleeve 401, sliding sleeve 401's inboard slip embedding has hemostasis fixture block 403, sliding sleeve 401's a side end fixed mounting has locating plate 404, hemostasis fixture block 403's one end fixedly connected with arc hemostasis extrusion piece 405, hemostasis fixture block 403's a side end is connected with spacing slide 406, sliding sleeve 401's a side end and spacing slide 406 correspond position department and have seted up the movable groove, spacing slide 406 is provided with two, a side end at hemostasis fixture block 403 is installed to two spacing slide 406 symmetries, two hemostasis fixture block 403 are all through movable groove and sliding sleeve 401 sliding connection, prevent that people from touching transfer line 2 by mistake, lead to the blood refluence, a side end fixedly connected with of spacing slide 406 presses pressing block 407.
The utility model discloses a theory of operation and use flow: firstly, after a medical worker clamps an external infusion tube into the inner side of the clamping groove plate 302, when the external needleless infusion tube is inserted into the liquid insertion tube 301, the external needleless infusion tube can be abutted against one side end face of the anti-sealing block, so that the sealing sleeve 306 is driven to move towards one side of the infusion tube 2, the return spring 308 can be compressed along with continuous extension of the external infusion tube into the sealing sleeve 306, so that the external infusion tube continuously moves towards the inner side of the liquid insertion tube 301, after the external infusion tube is deeply inserted into a specified position, the inner side of the rubber sealing gasket 307 can be embedded, so that sealing is realized, external air is prevented from entering the inner side of the liquid insertion tube 301, at the moment, the external infusion tube is fixedly clamped through the plurality of limiting clamping blocks 303, and the external infusion tube is prevented from being loosened;
then, the medical staff presses down the pressing block 407 to clamp the sliding sleeve 401 at the outer side of the mounting tube 313, then the damping cotton pad 311 is attached to the surface of the arm of the person, and then the elastic bandage 312 is pulled to be wound and bound on the surface of the arm of the person, thereby preventing the person from moving the arm and touching the liquid insertion tube 301 during the transfusion, and preventing the blood from flowing back, after the transfusion to the person is completed, the pressing block 407 is pressed to compress the supporting spring 402, the hemostatic clamping block 403 is slid at the inner side of the sliding sleeve 401, then the sliding sleeve 401 is moved to any position of the transfusion tube 2, then the pressing block 407 is loosened, at this time, the supporting spring 402 can bounce the hemostatic clamping block 403 to be clamped at the outer side of the transfusion tube 2, thereby the transfusion tube 2 is pressed to prevent the liquid in the transfusion tube from flowing back, and the blood of the person is prevented from flowing back to the inner side of the transfusion tube 2, thereby ensuring the normal operation of the liquid change, the transfusion safety of people is ensured;
finally, after the infusion was accomplished, people extract the inside outside transfer line that is located a liquid section of thick bamboo 301, along with the extraction of outside transfer line, reset spring 308 can bounce sealed sleeve 306, make sealed sleeve 306 remove in the outside lateral joint groove version 302 direction of slide bar 305, outside transfer line extracts the back completely, sealed sleeve 306 can pass the inboard that the sealed 307 joint of rubber packing entered into screw thread piece 304 again, thereby seal a liquid section of thick bamboo 301 of inserting, prevent blood exosmosis, the protection tissue can not harm the ulceration, more prevent to have blood to sputter medical personnel's body surface, prevent medical personnel from infecting, further protect patient and medical personnel's safety.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a keep somewhere needle protection machanism of anti-extravasation, is including keeping somewhere syringe needle (1), its characterized in that: the liquid inlet end of the indwelling needle (1) is fixedly connected with a transfusion tube (2), and the other end of the transfusion tube (2) is fixedly connected with an anti-extravasation component (3);
the anti-extravasation assembly (3) comprises a thread block (304), a sliding rod (305), a sealing sleeve (306), a rubber sealing gasket (307) and a return spring (308);
the sealing sleeve (306) can compress the return spring (308), and the inner side of the liquid inserting cylinder (301) is continuously embedded into the inner side of the rubber sealing gasket (307);
the return spring (308) can bounce the sealing sleeve (306), so that the sealing sleeve (306) moves towards the direction of the clamping groove plate (302) on the outer side of the sliding rod (305), and after the external infusion tube is completely pulled out, the sealing sleeve (306) can pass through the rubber sealing gasket (307) again to be clamped and enter the inner side of the thread block (304).
2. The anti-extravasation indwelling needle protection mechanism according to claim 1, wherein: the anti-extravasation component (3) comprises a liquid inserting cylinder (301), a clamping groove plate (302), a limiting clamping block (303), a thread block (304), a sliding rod (305), a sealing sleeve (306), a rubber sealing gasket (307), a return spring (308), a fixing block (309), an arc-shaped positioning plate (310), a damping cotton pad (311) and an elastic bandage (312);
one end of the infusion tube (2) is connected with a liquid insertion tube (301), one end of the liquid insertion tube (301) is connected with a clamping groove plate (302), a limiting clamping block (303) is fixedly mounted on the inner side of the clamping groove plate (302), one end of the inner side of the liquid insertion tube (301) is in threaded connection with a thread block (304), one end of the inner side of the liquid insertion tube (301) is connected with a sliding rod (305), the outer side of the sliding rod (305) is in sliding sleeve connection with a sealing sleeve (306), the outer side of the sealing sleeve (306) is in sliding sleeve connection with a rubber sealing gasket (307), a reset spring (308) is embedded into the inner side of the sealing sleeve (306), and the other end of the reset spring (308) is connected with the liquid insertion tube (301);
the outside top position department of a liquid insertion section of thick bamboo (301) is connected with fixed block (309), the top of fixed block (309) is connected with arc locating plate (310), a side end bonding of arc locating plate (310) has cotton pad of shock attenuation (311), a side end bonding of arc locating plate (310) has elasticity bandage (312), a side end of a liquid insertion section of thick bamboo (301) corresponds position department with transfer line (2) and is connected with installation pipe (313).
3. The anti-extravasation indwelling needle protection mechanism according to claim 2, wherein: spacing fixture block (303) are provided with a plurality of, and the inboard position department at joint flute version (302) is installed to angle such as a plurality of spacing fixture block (303), sealed sleeve (306) are close to joint flute version (302) a side end face fixedly connected with and prevent sealed piece.
4. The anti-extravasation indwelling needle protection mechanism according to claim 2, wherein: the fixing blocks (309) are arranged in two numbers, a mounting groove is formed between the two fixing blocks (309), and the elastic bandage (312) is mounted between the two fixing blocks (309) through the mounting groove.
5. The anti-extravasation indwelling needle protection mechanism according to claim 1, wherein: the hemostasis assembly (4) comprises a sliding sleeve (401), a supporting spring (402), a hemostasis clamping block (403), a positioning plate (404), an arc-shaped hemostasis extrusion block (405), a limiting sliding plate (406) and a pressing block (407);
the pressing block (407) is pressed, so that the supporting spring (402) is compressed, the hemostatic clamping block (403) slides on the inner side of the sliding sleeve (401), then the sliding sleeve (401) is moved to any position of the infusion tube (2), then the pressing block (407) is released, and at the moment, the supporting spring (402) can bounce the hemostatic clamping block (403) to be clamped on the outer side of the infusion tube (2);
sliding sleeve (401) has been cup jointed in the outside slip of transfer line (2), supporting spring (402) are installed in the inboard embedding of sliding sleeve (401), the inboard slip embedding of sliding sleeve (401) has hemostasis fixture block (403), a side end fixed mounting of sliding sleeve (401) has locating plate (404), the one end fixedly connected with arc hemostasis extrusion piece (405) of hemostasis fixture block (403), a side end of hemostasis fixture block (403) is connected with spacing slide (406), a side end fixedly connected with of spacing slide (406) presses extrusion piece (407).
6. The anti-extravasation indwelling needle protection mechanism according to claim 5, wherein: a movable groove is formed in the position, corresponding to the limiting sliding plate (406), of one side end face of the sliding sleeve (401), two limiting sliding plates (406) are arranged, the two limiting sliding plates (406) are symmetrically arranged on one side end face of the hemostasis clamping block (403), and the two hemostasis clamping blocks (403) are connected with the sliding sleeve (401) in a sliding mode through the movable grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121631285.0U CN215194530U (en) | 2021-07-16 | 2021-07-16 | Prevent exosmosis's remaining needle protection machanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121631285.0U CN215194530U (en) | 2021-07-16 | 2021-07-16 | Prevent exosmosis's remaining needle protection machanism |
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| Publication Number | Publication Date |
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| CN215194530U true CN215194530U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121631285.0U Active CN215194530U (en) | 2021-07-16 | 2021-07-16 | Prevent exosmosis's remaining needle protection machanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115089817A (en) * | 2022-06-24 | 2022-09-23 | 中国人民解放军西部战区总医院 | Nursing and protecting equipment for tumor chemotherapy |
| CN115382042A (en) * | 2022-08-26 | 2022-11-25 | 苏州瀚诺馨生物科技有限公司 | Septum needleless dosing connector |
-
2021
- 2021-07-16 CN CN202121631285.0U patent/CN215194530U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115089817A (en) * | 2022-06-24 | 2022-09-23 | 中国人民解放军西部战区总医院 | Nursing and protecting equipment for tumor chemotherapy |
| CN115089817B (en) * | 2022-06-24 | 2023-07-07 | 中国人民解放军西部战区总医院 | Nursing protective equipment for tumor chemotherapy |
| CN115382042A (en) * | 2022-08-26 | 2022-11-25 | 苏州瀚诺馨生物科技有限公司 | Septum needleless dosing connector |
| CN115382042B (en) * | 2022-08-26 | 2023-11-28 | 苏州瀚诺馨生物科技有限公司 | Needleless dosing joint for separation membrane |
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