CN215275031U

CN215275031U - Safety transfusion system capable of preventing accidental tube drawing and needle stick injury

Info

Publication number: CN215275031U
Application number: CN202121635915.1U
Authority: CN
Inventors: 何丽钦; 刘蓝冰; 章菊英; 孙倩; 郭波尧; 孙红岗
Original assignee: Shaoxing Peoples Hospital
Current assignee: Shaoxing Peoples Hospital
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-24
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses a safe transfusion system that unexpected tube drawing and needle stick were hindered prevents, including the infusion hose, the intermediate portion of infusion hose installs the burette, the dosing pipe has been seted up to one side on burette top, the movable sleeve seat has been cup jointed to the outside of infusion hose top. This prevent unexpected tube drawing and safe transfusion system that acupuncture is hindered through being provided with adapter sleeve and fixing base, during the use, according to patient's blood vessel diameter, can change the diameter of syringe needle, to the patient that the blood vessel is thicker, should change corresponding syringe needle, through rotating the adapter sleeve, with the adapter sleeve roll-out the inside of fixing base, until adapter sleeve and fixing base separation can, change the thick syringe needle of diameter after, again with the inside of adapter sleeve roll-in fixing base, adopt the screw interface connection, be difficult for droing, also can many extension union couplings together, increase the length of pipeline, the practicality of using has been improved, the solution is the problem of being not convenient for to change different syringe needle diameter sizes.

Description

Safety transfusion system capable of preventing accidental tube drawing and needle stick injury

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a safe infusion apparatus for preventing accidental tube drawing and needle stick injuries.

Background

At present, when a patient carries out infusion treatment in a hospital, a plurality of infusion auxiliary tools are generally used, for example, an infusion bag, an infusion bottle, an infusion apparatus and the like, wherein an infusion needle matched with the infusion bag is used, when the infusion needle is used, the injection needle part of the infusion needle needs to be inserted into the skin of the patient, the head end of the infusion needle needs to be connected with the infusion bag, the existing infusion needle is easy to fall off when contacting with external force after being inserted into the infusion bag, infusion liquid is interrupted, air enters into the infusion tube, blood return and swelling of the infusion part of the patient are easy to happen, and therefore the problems need to be further solved.

Disclosure of Invention

An object of the utility model is to provide a safe transfusion system that unexpected tube drawing and needle stick were hindered to provide the infusion syringe needle and insert the problem that drops easily when contact external force behind the infusion bag in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the safe infusion apparatus capable of preventing accidental tube drawing and needle stick injury comprises an infusion hose, wherein a dropper is mounted in the middle of the infusion hose, a medicine feeding tube is arranged on one side of the top end of the dropper, a movable sleeve seat is sleeved outside the upper portion of the infusion hose, a fixed seat is fixed at the top end of one side of the infusion hose, and an inserting portion is mounted at the top end of the other side of the infusion hose through a fixed plate;

the runner has been seted up to the inside intermediate position of portion of inserting, logical groove has been seted up to the both sides of portion of inserting, the both sides activity hinge on runner top has a grab bar, the bottom activity hinge of grabbing the bar has a hinge bar, hinge bar's bottom is through the inside of articulated seat swing joint at the spout, the telescopic both sides are seted up to the spout, the sleeve barrel cup joints in the outside of runner, telescopic bottom mounting has the regulation seat, adjust the outside that the seat activity cup jointed in the portion of inserting.

Preferably, the bottom of one side of the infusion hose is movably connected with a flow rate regulator, filter cotton is arranged above the flow rate regulator, and a liquid medicine filter is placed inside the filter cotton.

Preferably, the bottom of the hinge rod is movably hinged with the hinge seat, and the hinge seat can vertically slide in the sliding groove.

Preferably, the inside of the flow passage communicates with the inside of the infusion hose.

Preferably, the flow stopping plate transversely penetrates through the interior of the movable sleeve seat, and a limiting rod is arranged on one side of the interior of the movable sleeve seat.

Preferably, the inside of fixing base is provided with the adapter sleeve, the syringe needle hose is installed on the top of adapter sleeve, the top of syringe needle hose is fixed with the syringe needle, the outside cover of syringe needle has the protective sheath, the bottom of protective sheath one side is connected with holds the piece, one side of the protective sheath inside is connected with the stopper, the stopper supports the surface at the syringe needle.

Preferably, the inner wall of the fixing seat is provided with an internal thread, and the outer wall of the connecting sleeve is provided with an external thread matched with the internal thread.

Compared with the prior art, the beneficial effects of the utility model are that: the safe infusion apparatus capable of preventing accidental tube drawing and needle stick injury realizes that when the head end of the infusion needle is inserted into an infusion bag, the limit structure is reused to limit and fix the infusion needle, so that the infusion needle cannot easily fall off, the flowing liquid inside the infusion needle can be blocked and circulated, the use is convenient, the replacement of the infusion needles with different diameters is realized, and the safe infusion apparatus is suitable for various crowds;

(1) through the through groove, when the infusion bag is used and is not inserted, the grabbing rod is in a furled state, after the insertion part is inserted into the bottom of the infusion bag by a worker, the adjusting seat is located below the infusion bag and is at a distance from the infusion bag, the adjusting seat is pushed upwards, the adjusting seat is connected with the sleeve, the sleeve is driven to move upwards by pushing the adjusting seat, the length of the sliding groove has certain limitation, along with the moving height, the bottom of the hinged rod can be abutted against the bottom end inside the sliding groove and cannot slide again, the adjusting seat is pushed upwards at the moment, the hinged rod can be unfolded towards two sides, the grabbing rod is driven to be unfolded, after the grabbing rod is unfolded to a certain angle, the adjusting seat is stopped to be pushed, the insertion part is pulled downwards, the bottom of the grabbing rod can be abutted against the inside of the infusion bag, an umbrella folding structure is adopted, the limiting of the insertion part is realized, the grabbing rod is not easy to fall off, and after the infusion is completed, the adjusting seat is pulled downwards, so that the grabbing rod is folded, and the inserting part is pulled out;

(2) when the infusion bag is used, the insertion part is connected with the infusion bag, the flow stopping plate is turned backwards in the movable sleeve seat, the flow stopping plate is used for blocking infusion liquid, the limiting rod is inserted into the movable sleeve seat after the flow stopping plate is turned over, the limiting rod is arranged at the front end of the flow stopping plate and used for limiting the flow stopping plate, the circulation of the infusion liquid is blocked, an injection needle is used for pricking a patient infusion part, the limiting rod is pulled out after the pricking is finished, the flow stopping plate is turned forwards, the infusion liquid can flow in the infusion hose, and when the infusion liquid passes through a filter cotton, the liquid is precisely filtered by a liquid medicine filter, so that the safety and sanitation of infusion are ensured, and finally, the infusion liquid enters the body of the patient through the injection needle, so that the use effect is improved;

(3) through being provided with adapter sleeve and fixing base, during the use, according to patient's vascular diameter, can change the diameter of syringe needle, to the thicker patient of blood vessel, should change corresponding syringe needle, through rotating the adapter sleeve, roll out the inside of fixing base with the adapter sleeve, until adapter sleeve and fixing base separation can, change the thick syringe needle of diameter after, roll into the inside of fixing base with the adapter sleeve again, adopt spiral interface connection, be difficult for droing, also can many extension union couplings together, increase the length of pipeline, and the practicality of use is improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a front view of the insertion portion of the present invention;

FIG. 3 is a schematic view of the front cross-sectional structure of the movable sleeve seat of the present invention;

fig. 4 is an enlarged partial cross-sectional view of the utility model at a in fig. 1;

FIG. 5 is a front view of the structure of the protective sheath and the syringe needle of the present invention;

FIG. 6 is a front view of the protective sheath of the present invention shown disengaged from the needle;

fig. 7 is a schematic top view of the protective sheath of the present invention.

In the figure: 1. an insertion portion; 2. a flow channel; 3. a fixing plate; 4. a flow stopping plate; 5. a movable sleeve seat; 6. a medicine feeding pipe; 7. a dropper; 8. a flexible infusion tube; 9. a flow rate regulator; 10. a liquid medicine filter; 11. filtering cotton; 12. a needle hose; 13. an injection needle; 14. a through groove; 15. a grab bar; 16. a hinged lever; 17. a chute; 18. a sleeve; 19. an adjusting seat; 20. a fixed seat; 21. connecting sleeves; 22. a limiting rod; 23. a protective sleeve; 24. holding the sheet; 25. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-7, the safety infusion apparatus for preventing accidental tube drawing and needle stick injury comprises an infusion hose 8, a dropper 7 is installed at the middle part of the infusion hose 8, a medicine feeding tube 6 is arranged at one side of the top end of the dropper 7, and an insertion part 1 is installed at the top end of the other side of the infusion hose 8 through a fixing plate 3;

the middle position in the inserting part 1 is provided with a flow channel 2, the inside of the flow channel 2 is communicated with the inside of a transfusion hose 8, through grooves 14 are formed in two sides of the inserting part 1, two sides of the top end of the flow channel 2 are movably hinged with a grabbing rod 15, the bottom of the grabbing rod 15 is movably hinged with a hinged rod 16, the bottom of the hinged rod 16 is movably hinged with a hinged seat, the hinged seat can vertically slide in a sliding groove 17, the bottom of the hinged rod 16 is movably connected to the inside of the sliding groove 17 through the hinged seat, the sliding groove 17 is formed in two sides of a sleeve 18, the sleeve 18 is sleeved on the outside of the flow channel 2, the bottom end of the sleeve 18 is fixedly provided with an adjusting seat 19, and the adjusting seat 19 is movably sleeved on the outside of the inserting part 1;

specifically, as shown in fig. 1 and 2, when the infusion bag is not inserted, the gripping rod 15 is in a folded state, after the insertion portion 1 is inserted into the bottom of the infusion bag by a worker, the adjusting seat 19 is located below the infusion bag and is spaced from the infusion bag, the adjusting seat 19 is pushed upwards, the adjusting seat 19 is connected with the sleeve 18, the sleeve 18 is driven to move upwards by pushing the adjusting seat 19, the length of the chute 17 has a certain limit, along with the moving height, the bottom of the hinged rod 16 is abutted against the bottom end inside the chute 17 and cannot slide again, at this time, the adjusting seat 19 is pushed upwards, the hinged rod 16 is unfolded towards two sides, so as to drive the gripping rod 15 to unfold, after the gripping rod 15 is unfolded to a certain angle, the adjusting seat 19 is stopped being pushed, the insertion portion 1 is pulled downwards, the bottom of the gripping rod 15 is abutted against the inside the infusion bag, a folding structure of an umbrella is adopted, and the restriction on the insertion portion 1 is realized, the infusion part is not easy to fall off, and after the infusion is finished, the adjusting seat 19 is pulled downwards, so that the grabbing rod 15 is folded, and the insertion part 1 is pulled out.

Example 2: the bottom of one side of the infusion hose 8 is movably connected with a flow rate regulator 9, filter cotton 11 is arranged above the flow rate regulator 9, a liquid medicine filter 10 is placed inside the filter cotton 11, a movable sleeve seat 5 is sleeved outside the upper part of the infusion hose 8, a flow stopping plate 4 transversely penetrates through the inside of the movable sleeve seat 5, and a limiting rod 22 is arranged on one side inside the movable sleeve seat 5;

specifically, as shown in fig. 1 and 3, after the insertion portion 1 is connected to an infusion bag, the flow stopping plate 4 is turned backwards inside the movable sleeve seat 5, the infusion liquid is blocked by the flow stopping plate 4, the limiting rod 22 is inserted into the movable sleeve seat 5 after the flow stopping plate 4 is turned over, the limiting rod 22 is arranged at the front end of the flow stopping plate 4 and used for limiting the flow of the infusion liquid, the infusion liquid is blocked from flowing, the injection needle 13 is used for pricking the infusion part of a patient, after the pricking is completed, the limiting rod 22 is pulled out, the flow stopping plate 4 is turned forwards, the infusion liquid flows inside the infusion hose 8, when the infusion liquid passes through the filter cotton 11, the liquid is precisely filtered by the liquid medicine filter 10, the infusion safety is guaranteed, and finally the infusion liquid enters the body of the patient through the injection needle 13, so that the use effect is improved.

Example 3: a fixed seat 20 is fixed at the top end of one side of the infusion hose 8, a connecting sleeve 21 is arranged inside the fixed seat 20, an injection needle hose 12 is installed at the top end of the connecting sleeve 21, an injection needle 13 is fixed at the top of the injection needle hose 12, a protective sleeve 23 is sleeved outside the injection needle 13, a holding piece 24 is connected at the bottom end of one side of the protective sleeve 23, a limiting block 25 is connected at one side inside the protective sleeve 23, the limiting block 25 abuts against the outer surface of the injection needle 13, an internal thread is arranged on the inner wall of the fixed seat 20, and an external thread matched with the internal thread is arranged on the outer wall of the connecting sleeve 21;

specifically, as shown in fig. 1 and 4, according to the diameter of the blood vessel of the patient, the diameter of the injection needle 13 can be changed, for the patient with a thick blood vessel, the corresponding injection needle 13 should be changed, by rotating the connecting sleeve 21, the connecting sleeve 21 is rotated out of the inside of the fixing seat 20 until the connecting sleeve 21 is separated from the fixing seat 20, after the injection needle 13 with a thick diameter is changed, the connecting sleeve 21 is rotated into the inside of the fixing seat 20, the spiral connector is adopted for connection, the connection is not easy to fall off, a plurality of extension pipes can be connected together, the length of the pipeline is increased, and the practicability of the use is improved.

The working principle is as follows: when the utility model is used, firstly, when the infusion bag is not inserted, the grabbing rod 15 is in a furled state, after the insertion part 1 is inserted into the bottom of the infusion bag by a worker, the adjusting seat 19 is positioned below the infusion bag and is a distance away from the infusion bag, the adjusting seat 19 is pushed upwards, the adjusting seat 19 is connected with the sleeve 18, the sleeve 18 is driven to move upwards by pushing the adjusting seat 19, the length of the chute 17 has certain limitation, along with the moving height, the bottom of the hinged rod 16 can be abutted against the bottom end inside the chute 17 and can not slide again, at the moment, the adjusting seat 19 is pushed upwards, the hinged rod 16 can be unfolded towards two sides, the grabbing rod 15 is driven to be unfolded, after the grabbing rod 15 is unfolded to a certain angle, the adjusting seat 19 is stopped to be pushed, the insertion part 1 is pulled downwards, the bottom of the grabbing rod 15 can be abutted against the inside of the infusion bag, an umbrella folding structure is adopted, and the limitation to the insertion part 1 is realized, the infusion bag is not easy to fall off, after the insertion part 1 is connected with the infusion bag, the stop flow plate 4 is turned backwards in the movable sleeve seat 5, the stop flow plate 4 is used for blocking infusion liquid, the stop flow plate 4 is turned over, the limiting rod 22 is inserted into the movable sleeve seat 5, the limiting rod 22 is arranged at the front end of the stop flow plate 4 and used for limiting the flow of the infusion liquid, the grip piece 24 is held to pull downwards to move the protective sleeve 23 downwards on the injection needle hose 12 to expose the injection needle 13, the injection needle 13 is used for pricking a transfusion part of a patient, after the pricking is finished, the limiting rod 22 is pulled out, the stop flow plate 4 is turned forwards, the infusion liquid flows in the infusion hose 8, when the infusion liquid passes through the filter cotton 11, the liquid medicine filter 10 is used for precisely filtering the liquid, the infusion safety is ensured, and finally the infusion liquid enters the body of the patient through the injection needle 13, after the infusion is completed, the adjusting seat 19 is pulled downwards, the grabbing rod 15 can be drawn in, the inserting part 1 is pulled out, the diameter of the injection needle 13 can be changed according to the diameter of the blood vessel of a patient, the corresponding injection needle 13 is required to be changed for a patient with a thick blood vessel, the connecting sleeve 21 is rotated out of the fixing seat 20 by rotating the connecting sleeve 21 until the connecting sleeve 21 is separated from the fixing seat 20, after one injection needle 13 with a thick diameter is changed, the connecting sleeve 21 is rotated into the fixing seat 20, the connection is realized by adopting a spiral interface, the connection is not easy to fall off, a plurality of extension pipes can be connected together, the length of the pipeline is increased, after the infusion is completed, the holding piece 24 is held, the protective sleeve 23 is upwards slid, so that the whole injection needle 13 is wrapped by the groove body in the protective sleeve 23, a limiting block 25 is arranged in the protective sleeve 23, the stopper 25 abuts against the protruding portion of the outside of the syringe needle 13, so that the protective sheath 23 is not easily detached as a whole.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Prevent unexpected tube drawing and the safe transfusion system that the needle pricked, including infusion hose (8), its characterized in that: a dropper (7) is installed in the middle of the infusion hose (8), a medicine feeding pipe (6) is arranged on one side of the top end of the dropper (7), a movable sleeve seat (5) is sleeved outside the upper portion of the infusion hose (8), a fixed seat (20) is fixed on the top end of one side of the infusion hose (8), and an insertion portion (1) is installed on the top end of the other side of the infusion hose (8) through a fixed plate (3);

runner (2) have been seted up to the inside intermediate position of portion of inserting (1), logical groove (14) have been seted up to the both sides of portion of inserting (1), the both sides activity hinge on runner (2) top has grab bar (15), the bottom activity hinge of grabbing bar (15) has articulated bar (16), the bottom of articulated bar (16) is through the inside of articulated seat swing joint at spout (17), the both sides at sleeve (18) are seted up in spout (17), sleeve (18) cup joint the outside at runner (2), the bottom mounting of sleeve (18) has regulation seat (19), adjust seat (19) activity cup joint the outside at portion of inserting (1).

2. The safety infusion apparatus for preventing accidental tube drawing and needle stick injuries according to claim 1, is characterized in that: the bottom of one side of the infusion hose (8) is movably connected with a flow rate regulator (9), filter cotton (11) is arranged above the flow rate regulator (9), and a liquid medicine filter (10) is placed inside the filter cotton (11).

3. The safety infusion apparatus for preventing accidental tube drawing and needle stick injuries according to claim 1, is characterized in that: the bottom of the hinge rod (16) is movably hinged with a hinge seat, and the hinge seat can vertically slide in the sliding groove (17).

4. The safety infusion apparatus for preventing accidental tube drawing and needle stick injuries according to claim 1, is characterized in that: the interior of the flow passage (2) is communicated with the interior of the transfusion hose (8).

5. The safety infusion apparatus for preventing accidental tube drawing and needle stick injuries according to claim 1, is characterized in that: the flow stopping plate (4) transversely penetrates through the interior of the movable sleeve seat (5), and a limiting rod (22) is arranged on one side of the interior of the movable sleeve seat (5).

6. The safety infusion apparatus for preventing accidental tube drawing and needle stick injuries according to claim 1, is characterized in that: the inside of fixing base (20) is provided with adapter sleeve (21), syringe needle hose (12) are installed on the top of adapter sleeve (21), the top of syringe needle hose (12) is fixed with syringe needle (13), the outside cover of syringe needle (13) has protective sheath (23), the bottom of protective sheath (23) one side is connected with holds piece (24), the inside one side of protective sheath (23) is connected with stopper (25), stopper (25) support the surface at syringe needle (13).

7. The safety infusion apparatus for preventing accidental tube drawing and needle stick injury according to claim 6, is characterized in that: the inner wall of the fixed seat (20) is provided with internal threads, and the outer wall of the connecting sleeve (21) is provided with external threads matched with the internal threads.