CN220442981U - Retaining needle fixer - Google Patents

Retaining needle fixer Download PDF

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Publication number
CN220442981U
CN220442981U CN202321965121.0U CN202321965121U CN220442981U CN 220442981 U CN220442981 U CN 220442981U CN 202321965121 U CN202321965121 U CN 202321965121U CN 220442981 U CN220442981 U CN 220442981U
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China
Prior art keywords
annular
arc
annular shell
plate
annular housing
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Application number
CN202321965121.0U
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Chinese (zh)
Inventor
肖燕
赵志粉
吴海娟
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Peoples Hospital of Hebi
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Peoples Hospital of Hebi
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Priority to CN202321965121.0U priority Critical patent/CN220442981U/en
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Publication of CN220442981U publication Critical patent/CN220442981U/en
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Abstract

An indwelling needle fixer effectively solves the problems that the indwelling needle is easy to loose and can not be reused when fixed by adhesive tape; the annular shell comprises an annular shell, wherein fixing belts are respectively arranged on the upper side and the lower side of the annular shell, the free ends of the two fixing belts are detachably connected, three pairs of cylindrical rods uniformly distributed along the circumferential direction of the annular shell are arranged at the front end of the annular shell, each two adjacent cylindrical rods are connected with a flat plate in a sliding mode, an L-shaped plate is arranged at the right end of each flat plate on the left side, triangular blocks are arranged at the left end of each flat plate on the right side through an arc-shaped plate, annular plates which are axially arranged in the front and the back and can rotate are arranged in the annular shell, a plurality of arc-shaped grooves which correspond to the flat plates one by one are arranged in a flashing mode, the curvature of each arc-shaped groove is gradually reduced along the clockwise direction, and inserted columns positioned in the arc-shaped grooves are arranged at the rear ends of the flat plates; the utility model has ingenious conception and convenient use, can avoid the loosening of the detained needle in the transfusion process, has better effect compared with the mode of fixing by adopting the adhesive tape, and can be repeatedly used.

Description

Retaining needle fixer
Technical Field
The utility model relates to the technical field of infusion auxiliary devices, in particular to an indwelling needle fixer.
Background
The indwelling needle, also called peripheral venous indwelling needle, venous indwelling needle or trocar, is an infusion tool, the core component parts comprise a metal needle core and a soft catheter which can be placed in a blood vessel, when the infusion tool is used, the catheter and the metal needle core are punctured into the blood vessel together, after the catheter completely enters the blood vessel, the metal needle core is withdrawn, and only the soft catheter is placed in the blood vessel of a patient for infusion treatment.
The use of the detaining needle can reduce the pain of the child patient caused by repeated venipuncture and the fear of injection, lighten the dysphoria emotion of parents, facilitate clinical medication, rescue medication of emergency and critical patients, lighten the workload of nurses and reduce the pain of the child patient, so that the detaining needle is widely applied clinically, and medical staff can fix the detaining needle by using medical adhesive tape when the child patient is infused. However, when the conventional medical adhesive tape is used for fixing the indwelling needle, the indwelling needle is easy to loosen and cannot be reused, and various limitations exist.
Disclosure of Invention
Aiming at the situation, the utility model aims to overcome the defects of the prior art and provide the indwelling needle fixer, which effectively solves the problems that the indwelling needle is easy to loosen and can not be reused when the indwelling needle is fixed by the adhesive tape.
The technical scheme includes that the annular shell comprises fixing belts, wherein the upper side and the lower side of the annular shell are respectively provided with the fixing belts, the free ends of the two fixing belts are detachably connected, three pairs of cylindrical rods uniformly distributed along the circumferential direction of the fixing belts are arranged at the front end of the annular shell, a flat plate is slidably connected to each two adjacent cylindrical rods, L-shaped plates are arranged at the right ends of the two flat plates on the left side, triangular blocks are arranged at the left ends of the flat plates on the right side through arc plates, annular plates which are axially arranged in the annular shell and can rotate are arranged in the annular shell, a plurality of arc grooves which correspond to the flat plates one by one are arranged at the annular plates in a flashing mode, the curvature of each arc groove is gradually reduced along the clockwise direction, and inserted columns positioned in the arc grooves are arranged at the rear ends of the flat plates.
The utility model has ingenious conception and convenient use, the triangular block can be propped against the fork at the right end of the detaining needle, the left side of the detaining needle can be clamped by the two L-shaped plates, thus the detaining needle is prevented from loosening in the transfusion process, the effect is better compared with the mode of fixing by adopting an adhesive tape, the annular shell can be fixed on the arm of the infant by the fixing belt, the device can be repeatedly used, the doctor seeing cost of the infant is reduced, and the fixing of the detaining needle can be completed by medical staff only by operating the stepped shaft, thereby providing convenience for the medical staff and accelerating the working efficiency of the medical staff.
Drawings
Fig. 1 is an isometric view of the present utility model.
Fig. 2 is a top perspective view in full section of the annular housing of the present utility model.
Fig. 3 is a front isometric view of the present utility model with the flat plate and securing strap removed.
Fig. 4 is a front cut-away isometric view of the present utility model with the fastening strap removed.
Fig. 5 is a full section left side isometric view of an annular housing of the present utility model.
Fig. 6 is an enlarged view of a of fig. 5 according to the present utility model.
Fig. 7 is a rear isometric view of the present utility model.
Description of the embodiments
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
The utility model provides a by fig. 1 through 7, including annular shell 1, annular shell 1 upper and lower both sides are equipped with fixed band 2 respectively, two fixed band 2 free ends are detachable connection, annular shell 1 front end is equipped with three pairs of cylinder poles 3 along its circumferencial direction equipartition, equal sliding connection has a flat board 4 on every two adjacent cylinder poles 3, two flat board 4 right-hand member in left side is equipped with L template 5, the flat board 4 left end on right side is equipped with triangular block 6 through the arc, be equipped with axial and rotatable annular plate 7 around in the annular shell 1, a plurality of arc grooves 8 with flat board 4 one-to-one are offered to annular plate 7 flash, the camber of arc groove 8 reduces gradually along clockwise, flat board 4 rear end is equipped with the spliced pole 9 that is located arc groove 8.
In order to make two fixed band 2 free ends be detachable connection, the surface of the fixed band 2 free end of upside on be equipped with female subsides of magic, the fixed band 2 free end of downside is equipped with the magic son that can paste the bonding with female subsides of magic.
In order to limit the annular plate 7 conveniently, through holes 10 are formed in the left side and the right side of the annular housing 1 respectively, a connecting plate 11 penetrating through the annular housing 1 is arranged at the front end of the annular housing 7, a stepped shaft 12 in the front-back axial direction is connected to the connecting plate 11 in a sliding mode, and the rear end of the stepped shaft 12 can be inserted into the through holes 10.
In order to enable the stepped shaft 12 to automatically reset, a spring 13 positioned between the stepped end of the stepped shaft 12 and the connecting plate 11 is sleeved on the stepped shaft 12.
In order to prevent the L-shaped plate 5 from crushing the indwelling needle, an elastic pad 14 is arranged on the inner surface of the L-shaped plate 5.
In order to increase comfort of the child, the rear end of the annular housing 1 is provided with a soft pad 15.
When the medical device is used, the stepped shaft 12 is firstly arranged in an initial state of being inserted into the left through hole 10, at the moment, the distance between the two L-shaped plates 5 and the triangular block 6 is the largest, the magic sub-plaster and the magic mother plaster are arranged in an initial state of being separated, the medical staff can make the annular shell 1 be attached to the skin on the arm of the infant, the part inserted with the indwelling needle is arranged in the middle part of the annular shell 1, the soft cushion 15 arranged at the rear end of the annular shell 1 can increase the comfort level of the arm of the infant, the two fixing belts 2 are wound to the lower part from the two sides of the arm of the infant, after the tightness of the two fixing belts 2 is adjusted, the magic sub-plaster and the magic mother plaster are adhered together, and at the moment, the annular shell 1 is fixed on the arm of the infant;
the medical staff can disinfect the skin in the central area of the annular shell 1, then the indwelling needle is inserted into the vein of the arm of the child, the indwelling needle is positioned in the central area of the annular shell 1, the stepped shaft 12 is pulled forwards, the stepped shaft 12 starts to squeeze the spring 13, meanwhile, the rear end of the stepped shaft 12 is moved out of the left through hole 10, the annular plate 7 can rotate freely in the annular shell 1, the stepped shaft 12 is pulled rightwards, the annular plate 7 is driven by the stepped shaft 12 to rotate anticlockwise through the connecting plate 11, the annular plate 7 drives the three arc-shaped grooves 8 to rotate anticlockwise, and as the curvature of the arc-shaped grooves 8 gradually decreases along the clockwise direction, the corresponding side of the arc-shaped grooves 8 are stirred to move when the arc-shaped grooves 8 move, and the inserting columns 9 drive the flat plate 4 to slide towards the center of the annular shell 1 on the cylindrical rod 3;
the left two flat plates 4 drive the left two L-shaped plates 5 to move towards the center of the annular shell 1, the right flat plate 4 drives the triangular block 6 to move towards the center of the annular shell 1 through the arc plate, the distance between the two L-shaped plates 5 and the triangular block 6 is gradually reduced, when the stepped shaft 12 moves to the right through hole 10 to the front, the triangular block 6 abuts against the split of the detaining needle, the left side of the detaining needle is clamped between the two L-shaped plates 5, the detaining needle is fixed by the triangular block 6 and the two L-shaped plates 5, the stepped shaft 12 is loosened at the moment, the stepped shaft 12 moves backwards under the action of the spring 13, the rear end of the stepped shaft 12 is inserted into the right through hole 10, and the annular plate 7 cannot rotate freely in the annular shell 1, so that the detaining needle is fixed.
The utility model has simple structure, convenient operation, novel conception and strong practicability, the arranged triangular block can be propped against the split position at the right end of the detaining needle, the left side of the detaining needle can be clamped by the two arranged L-shaped plates, the detaining needle is prevented from loosening in the transfusion process, the effect is better than that of adopting a mode of fixing by adhesive tape, the arranged fixing belt is convenient for medical staff to fix the annular shell on the arm of the infant, the device can be repeatedly used, and the arranged annular plate and the arc-shaped groove can finish the fixation of the detaining needle only by operating the stepped shaft, thereby providing convenience for the medical staff, and the arranged soft cushion and increasing the comfort level of the arm of the infant.

Claims (6)

1. The utility model provides a keep somewhere needle fixer, including annular housing (1), its characterized in that, both sides are equipped with fixed band (2) respectively about annular housing (1), two fixed band (2) free ends are for dismantling and connect, annular housing (1) front end is equipped with three pairs of cylinder poles (3) of following its circumferencial direction equipartition, equal sliding connection has a dull and stereotyped (4) on every two adjacent cylinder poles (3), two dull and stereotyped (4) right-hand member on the left side are equipped with L template (5), dull and stereotyped (4) left end on the right side is equipped with triangular block (6) through the arc, be equipped with in annular housing (1) fore-and-aft axial and rotatable annular plate (7), a plurality of arc grooves (8) with dull and stereotyped (4) one-to-one are flash to annular plate (7), the camber of arc groove (8) is followed clockwise and is reduced gradually, dull and stereotyped (4) rear end is equipped with inserted post (9) that are located arc groove (8).
2. The indwelling needle fixer according to claim 1, wherein a magic female patch is arranged on the outer surface of the free end of the fixing band (2) on the upper side, and a magic child patch capable of being adhered with the magic female patch is arranged on the free end of the fixing band (2) on the lower side.
3. The indwelling needle fixer according to claim 1, wherein through holes (10) are respectively formed in the left side and the right side of the annular housing (1), a connecting plate (11) penetrating through the annular housing (1) is arranged at the front end of the annular plate (7), a stepped shaft (12) in the front-back axial direction is connected to the connecting plate (11) in a sliding mode, and the rear end of the stepped shaft (12) can be inserted into the through holes (10).
4. A needle holder according to claim 3, wherein the stepped shaft (12) is provided with a spring (13) between its stepped end and the connecting plate (11).
5. An indwelling needle holder according to claim 1, in which the internal surface of said L-shaped plate (5) is provided with an elastic pad (14).
6. An indwelling needle holder according to claim 1, in which the rear end of the annular housing (1) is provided with a soft pad (15).
CN202321965121.0U 2023-07-25 2023-07-25 Retaining needle fixer Active CN220442981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321965121.0U CN220442981U (en) 2023-07-25 2023-07-25 Retaining needle fixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321965121.0U CN220442981U (en) 2023-07-25 2023-07-25 Retaining needle fixer

Publications (1)

Publication Number Publication Date
CN220442981U true CN220442981U (en) 2024-02-06

Family

ID=89739803

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321965121.0U Active CN220442981U (en) 2023-07-25 2023-07-25 Retaining needle fixer

Country Status (1)

Country Link
CN (1) CN220442981U (en)

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