CN215460323U

CN215460323U - Special conveying catheter for nasal feeding nutrient solution

Info

Publication number: CN215460323U
Application number: CN202121352560.5U
Authority: CN
Inventors: 沈莹; 唐文凤; 吕炳晖
Original assignee: First Affiliated Hospital of Chongqing Medical University
Current assignee: First Affiliated Hospital of Chongqing Medical University
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-01-11
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a special conveying catheter for nasal feeding nutrient solution, which comprises a catheter body, wherein one end of the catheter body is a V-shaped tube, two ends of the V-shaped tube are detachably connected with a puncture outfit, the outer wall of the puncture outfit is movably connected with a reinforcing device, the reinforcing device comprises a connecting shaft, a connecting sheet and a locking piece, the connecting shaft is fixedly connected to the outer wall of the puncture outfit, one end of the connecting sheet is in shaft connection with the connecting shaft, and the other end of the connecting sheet is connected with the locking piece and can be detachably connected with a liquid outlet tube of a nutrient bag; the other end of body is equipped with a plurality of liquid outlets, and the body lateral wall still is equipped with the side pipe and is close to the liquid outlet and distributes, the side pipe mouth of pipe can be dismantled and is connected with the stopcock, thereby opening or closing of control side pipe, the body still is equipped with the double-layered pipe mechanism that can dismantle the connection, be used as the circulation of blocking the internal liquid of body, connect two at least bags of nutrient solution simultaneously, reduce and change the frequency, and there is reinforcing apparatus to consolidate the puncture position, reducible unexpected slippage condition takes place, and the side pipe can also not draw out the injection medicine under the pipe condition again, satisfy more user demands.

Description

Special conveying catheter for nasal feeding nutrient solution

Technical Field

The utility model belongs to the technical field of medical supplies, and particularly relates to a special conveying catheter for a nasal feeding tube nutrient solution.

Background

Patients with esophageal surgery, coma or swallowing dysfunction often need nasal feeding to deliver nutrients in order to ensure nutrient supply because they cannot eat orally. When a hospital generally performs nasal feeding and instillation of nutrient solution, a common infusion apparatus is generally directly adopted as a conveying device because a special conveying conduit is not provided. However, such a conveyor has a single function and cannot meet more use requirements.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problem of single function in the prior art, the utility model provides a special conveying catheter for a nasal feeding tube nutrient solution.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a special conveying conduit for nasal feeding nutrient solution comprises a conduit body, wherein one end of the conduit body is a V-shaped conduit, two ends of the V-shaped conduit are detachably connected with a puncture outfit, the outer wall of the puncture outfit is movably connected with a reinforcing device, the reinforcing device comprises a connecting shaft, a connecting sheet and a locking piece, the connecting shaft is fixedly connected with the outer wall of the puncture outfit, one end of the connecting sheet is in shaft connection with the connecting shaft, and the other end of the connecting sheet is connected with the locking piece which can be detachably connected with a liquid outlet pipe of a nutrient bag; the other end of body is equipped with a plurality of liquid outlets, and the body lateral wall still is equipped with the side pipe and is close to the liquid outlet distributes, the side pipe mouth of pipe can be dismantled and is connected with the stopcock, thereby control opening or closing of side pipe, the body still be equipped with be located the side pipe with burette and velocity of flow regulator between the V type pipe, burette and velocity of flow regulator are interval distribution, the body still is equipped with the pipe clamping mechanism that can dismantle the connection, be used for blocking the circulation of liquid in the body, pipe clamping mechanism be located the velocity of flow regulator with between the side pipe.

Furthermore, two side wings are fixedly connected to the outer walls of two ends of the V-shaped pipe, the two side wings on each end are arranged oppositely, and each side wing is provided with a clamping hole vertically penetrating through the side wing; the puncture outfit includes connecting seat, needle body and inner tube, connecting seat top rigid coupling has the needle body, the needle body is used for the puncture to advance in the play liquid pipe of nutrient solution, the connecting seat below be equipped with the inner tube with the inside intercommunication of needle body, this inner tube joint is in the V type pipe end, just the inner tube periphery is equipped with the silica gel layer, connecting seat outer wall rigid coupling has two relative distribution's flank, these two be equipped with the card axle on the flank, the card axle with card hole joint.

Further, the connecting axle rigid coupling is in the connecting seat outer wall, the connection piece includes soft plastic section and stereoplasm section, seted up the opening on the soft plastic section, and through the opening with the connecting axle coupling, stereoplasm section lateral wall with the locking piece rigid coupling, the draw-in groove has been seted up on the locking piece, the draw-in groove is the U type structure of inversion, and the groove width of draw-in groove open end is less than the groove width of relative blind end.

Furthermore, the central axis of the clamping groove and the end point of the top end of the needle body are on the same straight line.

Further, the pipe plug is connected with the side pipe through a soft connecting belt, and a rubber layer covers the periphery of the pipe plug.

Further, press from both sides pipe mechanism and include sleeve and two relative distribution's holder, the sleeve will including the body suit, the holder includes torsional spring, connecting rod and splint, connecting rod one end pass through the torsional spring with muffjoint, the other end rigid coupling has splint to be located telescopic top, the splint inside wall is equipped with flexible protective layer, the connecting rod outer wall is equipped with the shackle, sleeve outer wall still rigid coupling has two hooks of distribution in the torsional spring below, and two hooks are mutual disposition, and can with the connection can be dismantled to the shackle.

In conclusion, the beneficial effects of the utility model are as follows: the V-shaped pipe is provided with two ends, and the two ends can be used for being connected with at least 2 bags of nutrient solution at one time, so that the replacement frequency of the nutrient solution is reduced, and the workload of workers is reduced; after the puncture outfit is connected with the nutrient solution bag, the puncture part can be reinforced by the reinforcing device, so that even if a patient goes to bed to move, the patient does not need to worry about that the conveying conduit and the nutrient solution bag fall off due to mistaken pulling, and the continuous operation of nutrient conveying is ensured; utilize the pipe clamping mechanism will be in the position clamp that keeps away from side pipe and liquid outlet and close the choked flow, open the stopcock, can not annotate the medicine through the side pipe under the condition of tube drawing this moment, with the body clamp back, avoid the pipe internal pressure intensity too big to cause the liquid medicine to flow back to the nutrient solution. This conveying pipe: 1. the two ends can be connected with more nutrient solution, so that the nutrient solution is prevented from being frequently punctured and replaced, and a nutrient solution bag capable of mixing can be injected at the same time, so that the working efficiency is improved; 2. after the nutrient solution is punctured, the puncture device and the puncture position of the nutrient solution can be reinforced by the reinforcing device, so that falling caused by accidental pulling during movement is avoided; 3. the side tube can fill medicine into a patient under the condition of not pulling out the tube and not influencing the conveying of nutrient solution, and after the liquid circulation in the tube body is blocked, the effect of resisting liquid backflow is played, the condition of polluting the nutrient solution is stopped, the function is more remote, and more use requirements are met.

Drawings

Fig. 1 is a schematic structural diagram of a special delivery catheter for a nasogastric tube nutrient solution provided by the utility model.

Fig. 2 is a partially enlarged view of a portion a in the present invention.

In the figure, a 100-tube body, a 110-V-shaped tube, a 111-flank, a 120-side tube, a 121-soft connecting band, a 122-tube plug, a 130-liquid outlet, a 140-dropper, a 150-flow rate regulator, a 200-puncture outfit, a 210-needle body, a 220-connecting seat, a 300-reinforcing device, a 310-connecting shaft, a 320-connecting sheet, a 321-soft plastic section, a 322-hard section, a 330-locking piece, a 331-clamping groove, a 400-tube clamping mechanism, a 410-sleeve, a 411-hook, a 420-clamping piece, a 421-torsion spring, a 422-connecting rod, a 4220-shackle and a 423-clamping plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.

As shown in fig. 1, the present invention provides a special delivery catheter for nasal feeding nutrient solution, which comprises a catheter body 100. One end of the pipe body 100 is a V-shaped pipe 110, and two ends of the V-shaped pipe 110 are detachably connected with a puncture instrument 200. The outer wall swing joint of puncture ware 200 has reinforcing apparatus 300, reinforcing apparatus 300 includes connecting axle 310, connection piece 320 and locking piece 330, the connecting axle 310 rigid coupling is in the outer wall of puncture ware 200, the one end of connection piece 320 with connecting axle 310 coupling, the other end is connected with locking piece 330 can dismantle with the drain pipe of nutrition bag and be connected. The other end of the tube 100 is provided with a plurality of liquid outlets 130, and the side wall of the tube 100 is further provided with a side tube 120 which is distributed near the liquid outlets 130. A pipe plug 122 is detachably connected to the mouth of the side pipe 120, so as to control the opening or closing of the side pipe 120, and the pipe body 100 is further provided with a dropper 140 and a flow rate regulator 150, which are located between the side pipe 120 and the V-shaped pipe 110, wherein the dropper 140 and the flow rate regulator 150 are arranged at intervals. The pipe body 100 is further provided with a pipe clamping mechanism 400 detachably connected to block the liquid in the pipe body 100 from flowing through, and the pipe clamping mechanism 400 is located between the flow rate regulator 150 and the side pipe 120.

By adopting the structure, the V-shaped pipe 110 is provided with two ends, and the two ends can be used for connecting at least 2 bags of nutrient solution at one time, so that the replacement frequency of the nutrient solution is reduced, and the workload of workers is reduced; after the puncture outfit 200 is connected with the nutrient solution bag, the reinforcing device 300 can reinforce the puncture part, so that even if a patient goes to bed for movement, the patient does not need to worry about that the conveying conduit and the nutrient solution bag fall off due to mistaken pulling, and the continuous operation of nutrient conveying is ensured; the tube clamping mechanism 400 clamps and blocks the flow at a position far away from the side tube 120 and the liquid outlet 130, the tube plug 122 is opened, the medicine can be injected through the side tube 120 under the condition of no tube drawing, and the liquid medicine is prevented from flowing back to the nutrient solution due to overlarge pressure in the catheter after the tube body 100 is clamped. This conveying pipe: 1. the two ends can be connected with more nutrient solution, so that the nutrient solution bag is prevented from being frequently punctured and replaced, and nutrient solution capable of mixing can be injected at the same time, so that the working efficiency is improved; 2. after the nutrient solution is punctured, the puncture device 200 and the puncture position of the nutrient solution can be reinforced by the reinforcing device 300, so that falling caused by accidental pulling during movement is avoided; 3. have side pipe 120 can be under the circumstances of not drawing the tube to and not influencing the transport of nutrient solution and annotate the medicine to the patient, block body 100 interior liquid circulation back, play the effect of anti liquid reflux, stop the condition of polluting the nutrient solution, the function is more remote, satisfies more user demands.

As an optional embodiment, two side wings 111 are fixedly connected to outer walls of two ends of the V-shaped pipe 110, the two side wings 111 on each end are arranged oppositely, and each side wing 111 is provided with a clamping hole vertically penetrating through the side wing 111. The puncture outfit 200 comprises a connecting seat 220, a needle body 210 and an inner tube, wherein the needle body 210 is fixedly connected above the connecting seat 220, and the needle body 210 is used for puncturing the liquid outlet tube into which nutrient solution enters. An inner tube is arranged below the connecting seat 220 and communicated with the inside of the needle body 210, the inner tube is clamped in the end head of the V-shaped tube 110, a silica gel layer is arranged on the periphery of the inner tube, liquid leakage can be avoided, and the sealing performance is stronger. The outer wall of the connecting seat 220 is fixedly connected with two oppositely distributed side wings 111, the two side wings 111 are provided with clamping shafts, and the clamping shafts are clamped with the clamping holes. The structure can be disassembled when the clamping hole and the clamping shaft are clamped, and after the puncture outfit 200 is disassembled, the guide pipe can be recycled to be used as a common three-way guide pipe, so that resources are saved. The pipe diameter of the conduit can be matched with the clamping groove 331 of the peristaltic pump, so that the nutrient solution is more convenient to transport to the environment for use.

Connecting axle 310 rigid coupling is in connecting seat 220 outer wall, connection piece 320 includes soft plastics section 321 and stereoplasm section 322, the opening has been seted up on the soft plastics section 321, and through the opening with connecting axle 310 coupling, stereoplasm section 322 lateral wall with locking piece 330 rigid coupling, draw-in groove 331 has been seted up on the locking piece 330, draw-in groove 331 is the U type structure of inversion, and the groove width of draw-in groove 331 open end is less than the groove width of relative blind end. Needle body 210 punctures in the drain pipe of advancing the nutrient solution bag, and draw-in groove 331 card can be strengthened the puncture position at the neck mouth of drain pipe, avoids puncture ware 200 slippage, and connection piece 320 has one section to be soft materials moreover, can turn over a rotation wantonly, is convenient for operate the connection and the partition of draw-in groove 331.

The central axis of the slot 331 is aligned with the end point of the top end of the needle body 210, so that the puncture position is aligned more easily.

The pipe plug 122 is connected with the side pipe 120 through a soft connecting belt 121, and the periphery of the pipe plug 122 is covered with a rubber layer. After the pipe plug 122 plugs the end of the side pipe 120, the rubber layer plays a role in sealing, and air tightness in the side pipe 120 is guaranteed to prevent liquid from leaking.

As shown in fig. 2, the pipe clamping mechanism 400 includes a sleeve 410 and two opposite clamping members 420, wherein the sleeve 410 encloses the pipe body 100. Holder 420 includes torsional spring 421, connecting rod 422 and splint 423, connecting rod 422 one end pass through torsional spring 421 with sleeve 410 connects, and the other end rigid coupling has splint 423 to be located sleeve 410's top, splint 423 inside wall is equipped with flexible protective layer (not shown in the figure), connecting rod 422 outer wall is equipped with shackle 4220, sleeve 410 outer wall still rigid coupling has two crotch 411 of distribution in torsional spring 421 below, and two crotch 411 are the mutual disposition, and can with shackle 4220 can dismantle the connection. When the backflow is resisted, the sleeve 410 sleeves the pipe body 100, the two clamping plates 423 can block the flow of the pipe body 100 under the combined action, the flexible protective layer contacts the pipe body 100, the damage to the pipe body 100 is avoided, when the backflow is not resisted, the connecting rod 422 turns outwards until the hook 411 hooks the hook ring 4220, the opening state of the two clamping plates 423 can be kept, the liquid circulation of the pipe body 100 in the sleeve 410 is not influenced, the length of the pipe is at least 1.5 meters, and the pipe can be conveniently used when a patient gets out of the bed.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields, and are within the scope of the present invention.

Claims

1. A special conveying catheter for nasal feeding nutrient solution is characterized in that: the device comprises a pipe body, wherein one end of the pipe body is a V-shaped pipe, two ends of the V-shaped pipe are detachably connected with a puncture outfit, the outer wall of the puncture outfit is movably connected with a reinforcing device, the reinforcing device comprises a connecting shaft, a connecting sheet and a locking piece, the connecting shaft is fixedly connected to the outer wall of the puncture outfit, one end of the connecting sheet is in shaft connection with the connecting shaft, and the other end of the connecting sheet is connected with the locking piece and can be detachably connected with a liquid outlet pipe of a nutrition bag; the other end of body is equipped with a plurality of liquid outlets, and the body lateral wall still is equipped with the side pipe and is close to the liquid outlet distributes, the side pipe mouth of pipe can be dismantled and is connected with the stopcock, thereby control opening or closing of side pipe, the body still be equipped with be located the side pipe with burette and velocity of flow regulator between the V type pipe, burette and velocity of flow regulator are interval distribution, the body still is equipped with the pipe clamping mechanism that can dismantle the connection, be used for blocking the circulation of liquid in the body, pipe clamping mechanism be located the velocity of flow regulator with between the side pipe.

2. The special delivery catheter for nasal feeding nutrient solution as claimed in claim 1, wherein: the outer walls of two ends of the V-shaped pipe are fixedly connected with two side wings, the two side wings on each end are oppositely arranged, and each side wing is provided with a clamping hole which vertically penetrates through the side wing; the puncture outfit includes connecting seat, needle body and inner tube, connecting seat top rigid coupling has the needle body, the needle body is used for the puncture to advance in the play liquid pipe of nutrient solution, the connecting seat below be equipped with the inner tube with the inside intercommunication of needle body, this inner tube joint is in the V type pipe end, just the inner tube periphery is equipped with the silica gel layer, connecting seat outer wall rigid coupling has two relative distribution's flank, these two be equipped with the card axle on the flank, the card axle with card hole joint.

3. The special delivery catheter for nasal feeding nutrient solution as claimed in claim 2, wherein: the connecting axle rigid coupling is in the connecting seat outer wall, the connection piece includes soft plastic section and stereoplasm section, seted up the opening on the soft plastic section, and through the through-hole with the connecting axle coupling, stereoplasm section lateral wall with the locking piece rigid coupling, the draw-in groove has been seted up on the locking piece, the draw-in groove is the U type structure of inversion, and the groove width of draw-in groove open end is less than the groove width of relative blind end.

4. The special delivery catheter for nasal feeding nutrient solution according to claim 3, characterized in that: the central axis of the clamping groove and the end point of the top end of the needle body are on the same straight line.

5. The special delivery catheter for nasal feeding nutrient solution as claimed in claim 1, wherein: the pipe plug with the side pipe passes through soft connecting band to be connected, the periphery of pipe plug covers there is the rubber layer.

6. The special delivery catheter for nasal feeding nutrient solution as claimed in claim 1, wherein: the pipe clamping mechanism comprises a sleeve and two clamping pieces which are distributed relatively, the sleeve is used for sleeving the pipe body, the clamping pieces comprise a torsion spring, a connecting rod and a clamping plate, one end of the connecting rod is connected with the sleeve through the torsion spring, the other end of the connecting rod is fixedly connected with the clamping plate and located above the sleeve, a flexible protective layer is arranged on the inner side wall of the clamping plate, the outer wall of the connecting rod is provided with a hook ring, the outer wall of the sleeve is further fixedly connected with two hooks which are distributed below the torsion spring, the two hooks are arranged relatively, and the sleeve can be detachably connected with the hook ring.