CN213077203U - Catheter capable of quickly injecting radioactive nuclide - Google Patents

Abstract

The utility model discloses a can pour into radionuclide's pipe into fast, including hard tube and hose, the both ends of hard tube all with the fixed intercommunication of one end of hose, the right side fixedly connected with snap ring of hard tube, snap ring's inner wall joint has the barrel, the fixed intercommunication in bottom on hard tube right side has the pipe chute, the bottom fixedly connected with connecting plate on hard tube right side, the through-hole has been seted up on the right side of connecting plate bottom, the fixed intercommunication in bottom of barrel has the nozzle stub, the surface cover of nozzle stub is equipped with the elastic tube. The utility model provides a current pipe can not fix the cylinder basically, after pouring into a certain amount, need take off the cylinder and place, lead to the cylinder to receive the pollution easily, even can fix, can not restrict the cylinder when the volume that reachs the injection stops, receive external influence easily, lead to the volume of pouring into to change, influence the problem of the result that detects.

Description

Catheter capable of quickly injecting radioactive nuclide

Technical Field

The utility model relates to the technical field of medical treatment, specifically be can pour into the pipe of radionuclide into fast.

Background

The radionuclide, also called unstable nuclide, is referred to as unstable nuclide, which refers to unstable atomic nucleus, capable of spontaneously emitting radiation (such as alpha ray, beta ray, etc.) to form stable nuclide by decay, and has many applications in medical treatment, such as radionuclide imaging, radionuclide therapy, radionuclide examination, etc., for example, after a radiopharmaceutical is introduced into a body, based on the difference of uptake of the radiopharmaceutical between the inside and outside organs or normal tissues and a lesion, an imaging instrument is used to obtain images of the organs or the lesion to help a patient to perform therapy, and when the radionuclide is introduced into the body, the radionuclide is basically injected rapidly through a catheter, but the existing catheter can not fix a syringe, and after a certain amount of injection, the syringe needs to be removed and placed, so that the syringe is easily contaminated, even if the injection quantity is fixed, the injection quantity can not be limited when the injection quantity stops, and the injection quantity is easily influenced by the outside, so that the detection result is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but pipe of rapid injection radionuclide possesses the advantage that can fix and restrict the cylinder, solved current pipe and can not fix the cylinder basically, after pouring into a certain amount, need take off the cylinder and place, lead to the cylinder to receive the pollution easily, even can fix, can not restrict the cylinder when the volume that reachs the injection stops, receive external influence easily, lead to the volume of pouring into to change, influence the problem of the result that detects.

In order to achieve the above object, the utility model provides a following technical scheme: the conduit capable of quickly injecting the radioactive nuclide comprises a hard tube and a hose, wherein two ends of the hard tube are fixedly communicated with one end of the hose, the right side of the hard tube is fixedly connected with an elastic snap ring, the inner wall of the elastic snap ring is connected with a barrel body in a clamping manner, the bottom of the right side of the hard tube is fixedly communicated with an inclined tube, the bottom of the right side of the hard tube is fixedly connected with a connecting plate, the right side of the bottom of the connecting plate is provided with a through hole, the bottom of the barrel body is fixedly communicated with a short tube, the surface of the short tube is sleeved with the elastic tube, the bottom of the elastic tube penetrates through an inner cavity of the through hole and extends to the bottom of the connecting plate, one end of the inclined tube, which is far away from the hard tube, is fixedly communicated with the bottom of the elastic tube, the right side of the connecting plate, the inner wall swing joint of barrel has the piston, the top fixedly connected with push rod of piston, the top of push rod extends to the outside and the fixedly connected with push pedal of barrel, the top fixedly connected with U template on barrel right side, the right side fixedly connected with riser of push pedal bottom, the bottom of riser runs through the inner chamber of U template and extends to the outside of U template, the right side of U template is run through and is provided with the second threaded rod, the left end of second threaded rod runs through to the inner chamber of U template, second threaded rod and U template threaded connection.

Preferably, the front surface of the vertical plate is printed with scale marks, and the number unit of the scale marks is mm.

Preferably, the right side of the connecting plate is provided with a first threaded hole matched with the first threaded rod, the first threaded hole is communicated with the through hole, and the first threaded rod is in threaded connection with the first threaded hole.

Preferably, the right side of the U-shaped plate is provided with a second threaded hole matched with a second threaded rod, and the second threaded rod is in threaded connection with the second threaded hole.

Preferably, the right end of the first threaded rod is fixedly connected with a first turntable, and the right end of the second threaded rod is fixedly connected with a second turntable.

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

1. the utility model discloses a hard tube, the hose, the snap ring, the barrel, the pipe chute, the connecting plate, the through-hole, the nozzle stub, the elastic tube, first threaded rod, a piston, the push rod, the push pedal, the U template, riser and second threaded rod cooperate, possess and to fix the advantage with the restriction to the cylinder, solved current pipe and basically can not fix the cylinder, after pouring into a certain amount, need take off the cylinder and place, lead to the cylinder to receive the pollution easily, even can fix, can not restrict the cylinder when the volume of reacing the injection stops, receive external influence easily, the volume that leads to pouring into changes, influence the problem of the result that detects.

2. The utility model discloses a set up the scale mark, be convenient for observe the volume of pouring into the radionuclide, be convenient for operate, through setting up first screw hole, fix first threaded rod, through setting up the second screw hole, fix the second threaded rod, through setting up first carousel and second carousel, make first threaded rod and second threaded rod more convenient laborsaving when rotating.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: the device comprises a hard tube 1, a hose 2, an elastic clamping ring 3, a cylinder 4, an inclined tube 5, a connecting plate 6, a through hole 7, a short tube 8, an elastic tube 9, a first threaded rod 10, a piston 11, a push rod 12, a push plate 13, a U-shaped plate 14, a riser 15, a second threaded rod 16, a scale mark 17, a first threaded hole 18, a second threaded hole 19, a first rotary table 20 and a second rotary table 21.

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.

Referring to fig. 1-4, a catheter capable of rapidly injecting radionuclides comprises a hard tube 1 and a flexible tube 2, both ends of the hard tube 1 are fixedly communicated with one end of the flexible tube 2, the right side of the hard tube 1 is fixedly connected with an elastic snap ring 3, the inner wall of the elastic snap ring 3 is clamped with a tube body 4, the bottom of the right side of the hard tube 1 is fixedly communicated with an inclined tube 5, the bottom of the right side of the hard tube 1 is fixedly connected with a connecting plate 6, the right side of the bottom of the connecting plate 6 is provided with a through hole 7, the bottom of the tube body 4 is fixedly communicated with a short tube 8, the surface of the short tube 8 is sleeved with an elastic tube 9, the bottom of the elastic tube 9 penetrates through the inner cavity of the through hole 7 and extends to the bottom of the connecting plate 6, one end of the inclined tube 5 far away from the hard tube 1 is fixedly communicated with the bottom of the elastic tube 9, the first threaded rod 10 is in threaded connection with the connecting plate 6, the inner wall of the barrel 4 is movably connected with a piston 11, the top of the piston 11 is fixedly connected with a push rod 12, the top of the push rod 12 extends to the outside of the barrel 4 and is fixedly connected with a push plate 13, the top of the right side of the barrel 4 is fixedly connected with a U-shaped plate 14, the right side of the bottom of the push plate 13 is fixedly connected with a vertical plate 15, the bottom of the vertical plate 15 penetrates through the inner cavity of the U-shaped plate 14 and extends to the outside of the U-shaped plate 14, the right side of the U-shaped plate 14 is provided with a second threaded rod 16 in a penetrating manner, the left end of the second threaded rod 16 penetrates through the inner cavity of the U-shaped plate 14, the second threaded rod 16 is in threaded connection with the U-shaped plate 14, the front surface of the vertical plate 15 is printed with scale marks 17, the scale marks 17 are in a number, the first threaded hole 18 is communicated with the through hole 7, the first threaded rod 10 is in threaded connection with the first threaded hole 18, the first threaded rod 10 is fixed by arranging the first threaded hole 18, the right side of the U-shaped plate 14 is provided with a second threaded hole 19 matched with the second threaded rod 16, the second threaded rod 16 is in threaded connection with the second threaded hole 19, the second threaded rod 16 is fixed by arranging the second threaded hole 19, the right end of the first threaded rod 10 is fixedly connected with a first rotary disc 20, the right end of the second threaded rod 16 is fixedly connected with a second rotary disc 21, the first threaded rod 10 and the second threaded rod 16 are more convenient and labor-saving in rotation by arranging the first rotary disc 20 and the second rotary disc 21, and the first threaded rod 10 and the second threaded rod 10 are more labor-saving in rotation through the hard tube 1, the hose 2, the elastic clamping ring 3, the barrel 4, the inclined tube 5, the connecting plate 6, the through hole 7, the short, Push rod 12, push pedal 13, U type board 14, riser 15 and second threaded rod 16 cooperate, possess and to fix the syringe and the advantage of restriction, solved current pipe and can not fix the syringe basically, after pouring into a certain amount, need take off the syringe and place, lead to the syringe to receive the pollution easily, even can fix, can not restrict the syringe when the volume that reachs the injection stops, easily receive external influence, lead to the volume of pouring into to change, influence the problem of the result that detects.

Example 1:

a conduit capable of quickly injecting radioactive nuclide comprises a hard tube 1 and a hose 2, wherein two ends of the hard tube 1 are fixedly communicated with one end of the hose 2, the right side of the hard tube 1 is fixedly connected with an elastic snap ring 3, the inner wall of the elastic snap ring 3 is clamped with a barrel 4, the bottom of the right side of the hard tube 1 is fixedly communicated with an inclined tube 5, the bottom of the right side of the hard tube 1 is fixedly connected with a connecting plate 6, the right side of the bottom of the connecting plate 6 is provided with a through hole 7, the bottom of the barrel 4 is fixedly communicated with a short tube 8, the surface of the short tube 8 is sleeved with an elastic tube 9, the bottom of the elastic tube 9 penetrates through the inner cavity of the through hole 7 and extends to the bottom of the connecting plate 6, one end of the inclined tube 5, far away from the hard tube 1, is fixedly communicated with the bottom of the elastic tube 9, the right side of the connecting plate 6 is provided with, the inner wall of the cylinder 4 is movably connected with a piston 11, the top of the piston 11 is fixedly connected with a push rod 12, the top of the push rod 12 extends to the outside of the cylinder 4 and is fixedly connected with a push plate 13, the top of the right side of the cylinder 4 is fixedly connected with a U-shaped plate 14, the right side of the bottom of the push plate 13 is fixedly connected with a vertical plate 15, the bottom of the vertical plate 15 penetrates through the inner cavity of the U-shaped plate 14 and extends to the outside of the U-shaped plate 14, the right side of the U-shaped plate 14 is provided with a second threaded rod 16 in a penetrating manner, the left end of the second threaded rod 16 penetrates through the inner cavity of the U-shaped plate 14, the second threaded rod 16 is in threaded connection with the U-shaped plate 14, the front of the vertical plate 15 is printed with scale marks 17, the number unit of the scale marks 17 is mm, through the scale marks, the second threaded rod 16 is in threaded connection with the second threaded hole 19, the second threaded rod 16 is fixed by arranging the second threaded hole 19, the right end of the first threaded rod 10 is fixedly connected with the first rotary disc 20, the right end of the second threaded rod 16 is fixedly connected with the second rotary disc 21, the first threaded rod 10 and the second threaded rod 16 are more convenient and labor-saving in rotation by arranging the first rotary disc 20 and the second rotary disc 21, the hard tube 1, the hose 2, the elastic snap ring 3, the barrel 4, the inclined tube 5, the connecting plate 6, the through hole 7, the short tube 8, the elastic tube 9, the first threaded rod 10, the piston 11, the push rod 12, the push plate 13, the U-shaped plate 14, the vertical plate 15 and the second threaded rod 16 are matched, the advantages of fixing and limiting a needle cylinder are achieved, the problem that the needle cylinder cannot be fixed basically by the existing guide tube is solved, after a certain amount of injection is injected, the needle cylinder needs to, the syringe is easy to be polluted, even if the syringe can be fixed, the syringe cannot be limited when the injection amount is stopped, and the syringe is easy to be influenced by the outside, so that the injection amount is changed, and the detection result is influenced.

Example 2:

a conduit capable of quickly injecting radioactive nuclide comprises a hard tube 1 and a hose 2, wherein two ends of the hard tube 1 are fixedly communicated with one end of the hose 2, the right side of the hard tube 1 is fixedly connected with an elastic snap ring 3, the inner wall of the elastic snap ring 3 is clamped with a barrel 4, the bottom of the right side of the hard tube 1 is fixedly communicated with an inclined tube 5, the bottom of the right side of the hard tube 1 is fixedly connected with a connecting plate 6, the right side of the bottom of the connecting plate 6 is provided with a through hole 7, the bottom of the barrel 4 is fixedly communicated with a short tube 8, the surface of the short tube 8 is sleeved with an elastic tube 9, the bottom of the elastic tube 9 penetrates through the inner cavity of the through hole 7 and extends to the bottom of the connecting plate 6, one end of the inclined tube 5, far away from the hard tube 1, is fixedly communicated with the bottom of the elastic tube 9, the right side of the connecting plate 6 is provided with, the inner wall of the cylinder 4 is movably connected with a piston 11, the top of the piston 11 is fixedly connected with a push rod 12, the top of the push rod 12 extends to the outside of the cylinder 4 and is fixedly connected with a push plate 13, the top of the right side of the cylinder 4 is fixedly connected with a U-shaped plate 14, the right side of the bottom of the push plate 13 is fixedly connected with a vertical plate 15, the bottom of the vertical plate 15 penetrates through the inner cavity of the U-shaped plate 14 and extends to the outside of the U-shaped plate 14, the right side of the U-shaped plate 14 is provided with a second threaded rod 16 in a penetrating manner, the left end of the second threaded rod 16 penetrates through the inner cavity of the U-shaped plate 14, the second threaded rod 16 is in threaded connection with the U-shaped plate 14, the front of the vertical plate 15 is printed with scale marks 17, the number unit of the scale marks 17 is mm, through the scale, the first threaded hole 18 is communicated with the through hole 7, the first threaded rod 10 is in threaded connection with the first threaded hole 18, the first threaded rod 10 is fixed by arranging the first threaded hole 18, the right end of the first threaded rod 10 is fixedly connected with the first rotary disc 20, the right end of the second threaded rod 16 is fixedly connected with the second rotary disc 21, the first threaded rod 10 and the second threaded rod 16 are more convenient and labor-saving in rotation by arranging the first rotary disc 20 and the second rotary disc 21, the hard tube 1, the hose 2, the elastic snap ring 3, the barrel body 4, the inclined tube 5, the connecting plate 6, the through hole 7, the short tube 8, the elastic tube 9, the first threaded rod 10, the piston 11, the push rod 12, the push plate 13, the U-shaped plate 14, the vertical plate 15 and the second threaded rod 16 are matched, the needle cylinder fixing and limiting advantages are achieved, and the problem that the existing guide tube can not fix the needle cylinder basically is, after a certain amount of injection, the needle cylinder needs to be taken down and placed, so that the needle cylinder is easily polluted, even if the needle cylinder can be fixed, the needle cylinder cannot be limited when the injection amount is stopped, the needle cylinder is easily influenced by the outside, the injection amount is changed, and the detection result is influenced.

When the radionuclide injection device is used, the barrel 4 can be fixed by arranging the elastic snap ring 3 to prevent shaking, when radionuclide needs to be injected, the push plate 13 is pushed by hand, the push plate 13 moves to drive the push rod 12 and the piston 11 to move downwards, the radionuclide is injected into the guide pipe through the short pipe 8, the elastic pipe 9 and the inclined pipe 5, so that a radionuclide human body can be injected quickly, the amount of the injected radionuclide can be observed by observing the scale mark 17 on the vertical plate 15, the operation is convenient, when the injection amount is reached, the injection is stopped, the push of the push plate 13 is stopped, the first rotary disc 20 is rotated by hand, the rotation of the first rotary disc 20 drives the rotation of the first threaded rod 10, the rotation of the first threaded rod 10 drives the first rotary disc to move left to extrude the elastic pipe 9, so that the radionuclide is prevented from entering the guide pipe, and the second rotary disc 21 is rotated by hand, rotation of second carousel 21 drives the rotation of second threaded rod 16, rotation of second threaded rod 16 drives its own and turns left movement and riser 15 in close contact with, fix riser 15, thereby fix push pedal 13, prevent push pedal 13's removal, influence the result of injection and detection next time, when needs reinject, rotate first carousel 20 and second carousel 21 with the hand, make first threaded rod 10 break away from elasticity pipe 9 and second threaded rod 16 and break away from riser 15, thereby carry out the injection radionuclide once more.

All parts used in the application document are standard parts and can be purchased from the market, and the specific connection mode of all parts adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, and detailed description is not given here.

In summary, the following steps: this but pipe of radionuclide of rapid injection, through hard tube 1, hose 2, elastic clasp 3, barrel 4, pipe chute 5, connecting plate 6, through-hole 7, nozzle stub 8, elastic tube 9, first threaded rod 10, piston 11, push rod 12, push pedal 13, U type board 14, riser 15 and second threaded rod 16 cooperate, it can not fix the cylinder basically to have solved current pipe, after pouring into a certain amount, need take off the cylinder and place, lead to the cylinder to receive the pollution easily, even can fix, can not restrict the cylinder when the volume that reachs the injection stops, easily receive external influence, lead to the volume that pours into to change, influence the problem of the result that detects.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A catheter capable of rapidly injecting radioactive nuclide comprises a hard tube (1) and a soft tube (2), and is characterized in that: the two ends of the hard tube (1) are fixedly communicated with one end of the hose (2), the right side of the hard tube (1) is fixedly connected with an elastic snap ring (3), the inner wall of the elastic snap ring (3) is connected with a barrel (4), the bottom of the right side of the hard tube (1) is fixedly communicated with an inclined tube (5), the bottom of the right side of the hard tube (1) is fixedly connected with a connecting plate (6), the right side of the bottom of the connecting plate (6) is provided with a through hole (7), the bottom of the barrel (4) is fixedly communicated with a short tube (8), the surface of the short tube (8) is sleeved with an elastic tube (9), the bottom of the elastic tube (9) penetrates through the inner cavity of the through hole (7) and extends to the bottom of the connecting plate (6), one end of the inclined tube (5), which is far away from the hard tube (1), is fixedly communicated with the bottom of the elastic tube (9), and a first, the left end of the first threaded rod (10) runs through the connecting plate (6) and extends to the inner cavity of the through hole (7), the first threaded rod (10) is in threaded connection with the connecting plate (6), the inner wall of the barrel body (4) is movably connected with a piston (11), the top of the piston (11) is fixedly connected with a push rod (12), the top of the push rod (12) extends to the outside of the barrel body (4) and is fixedly connected with a push plate (13), the top on the right side of the barrel body (4) is fixedly connected with a U-shaped plate (14), the right side of the bottom of the push plate (13) is fixedly connected with a vertical plate (15), the bottom of the vertical plate (15) runs through the inner cavity of the U-shaped plate (14) and extends to the outside of the U-shaped plate (14), the right side of the U-shaped plate (14) is provided with a second threaded rod (16) in a penetrating manner, the second threaded rod (16) is in threaded connection with the U-shaped plate (14).

2. The catheter for rapid injection of radionuclides as in claim 1 wherein: scale marks (17) are marked on the front surface of the vertical plate (15), and the number unit of the scale marks (17) is mm.

3. The catheter for rapid injection of radionuclides as in claim 1 wherein: the right side of the connecting plate (6) is provided with a first threaded hole (18) matched with the first threaded rod (10), the first threaded hole (18) is communicated with the through hole (7), and the first threaded rod (10) is in threaded connection with the first threaded hole (18).

4. The catheter for rapid injection of radionuclides as in claim 1 wherein: and a second threaded hole (19) matched with a second threaded rod (16) is formed in the right side of the U-shaped plate (14), and the second threaded rod (16) is in threaded connection with the second threaded hole (19).

5. The catheter for rapid injection of radionuclides as in claim 1 wherein: the right end of the first threaded rod (10) is fixedly connected with a first rotary table (20), and the right end of the second threaded rod (16) is fixedly connected with a second rotary table (21).

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