CN215018650U

CN215018650U - Novel clinical puncture tool for cardiovascular internal medicine

Info

Publication number: CN215018650U
Application number: CN202120756443.9U
Authority: CN
Inventors: 陈红丹; 池腾飞; 龙巧黎
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-12-07
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to the technical field of medical appliances, in particular to a novel clinical puncture tool for cardiovascular internal medicine, which comprises a needle cylinder, a seal partition plate and a fixed block, wherein the interior of the needle cylinder is fixedly connected with the seal partition plate, the inner wall of the needle cylinder is movably connected with a piston push rod, the bottom of the needle cylinder is fixedly connected with a suction port, the bottom inner wall of the needle cylinder is embedded and connected with a connecting piece, the interior of the connecting piece is fixedly connected with a seal sleeve, the bottom of the seal sleeve is movably connected with a one-way valve body, the right side of the connecting piece is fixedly connected with a fixing ring, the fixing ring can limit the hand of medical personnel to prevent the hand from separating from the puncture tool, thereby reducing the influence of the hand of the medical personnel on puncture, improving the practicability of the device, the one-way valve can shunt liquid, reducing the contact between liquid medicine and waste liquid as much as possible, improving the practicability of the device, and the width of a chute is close to the width of a limit block, can limit the needle cylinder to a certain extent, and improves the practicability of the device.

Description

Novel clinical puncture tool for cardiovascular internal medicine

Technical Field

The utility model relates to the technical field of medical equipment, specifically a novel clinical puncture instrument of cardiovascular internal medicine.

Background

The cardiology department, namely the cardiovascular department, is a clinical department set by major internal medicine of all levels of hospitals for diagnosing and treating cardiovascular diseases, and the treated diseases comprise angina, hypertension, sudden death, arrhythmia, heart failure, premature beat, arrhythmia, myocardial infarction, cardiomyopathy, myocarditis, myocardial infarction and other cardiovascular diseases; during clinical examination of cardiovascular internal medicine diseases, the hydrops in the cavity is often required to be pumped out through a puncture operation, and then therapeutic agents such as antibiotics are injected for treatment.

Present puncture instrument is the disconnect-type operation to steps such as drawing liquid and annotating medicine, it can accomplish above-mentioned step to need medical personnel to carry out a lot of punctures, however puncture many times has not only increaseed medical personnel's working strength, and can bring too much pain for the patient, make patient's treatment experience reduce, medical personnel is when carrying out the puncture simultaneously, need one hand to hold the puncture instrument steady, the other hand then promotes the puncture instrument forward, the puncture is accomplished in two hands mutually supporting, however, the power way to holding steady puncture instrument is difficult to handle the accuse, the power way overweight then can make the puncture process hinder and be difficult to insert, it can lead to the puncture instrument to lead to the easy swing of afterbody to light then can lead to the unstability.

Therefore, how to design a novel clinical puncture tool for cardiovascular medicine becomes a problem which needs to be solved currently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel clinical puncture instrument of cardiovascular internal medicine to the many punctures that provide in solving above-mentioned background art bring pain for the patient easily, and the power of holding steady puncture instrument is difficult to the accuse scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel cardiovascular internal medicine clinical puncture tool, which comprises a needle cylinder, a sealing partition plate and a fixed block, the interior of the needle cylinder is fixedly connected with a sealing partition plate, the inner wall of the needle cylinder is movably connected with a piston push rod, the bottom of the needle cylinder is fixedly connected with a first suction port, the inner wall of the bottom of the needle cylinder is embedded and connected with a connecting piece, the interior of the connecting piece is fixedly connected with a sealing sleeve, the bottom of the sealing sleeve is movably connected with a one-way valve body, the bottom of the one-way valve body is fixedly connected with a second suction port, the middle part of the needle cylinder is fixedly connected with a fixed block, the outer wall of the fixed block is fixedly connected with a limit block, the outer wall of the needle cylinder is movably connected with a movable cover shell, the right side fixedly connected with spout of activity housing, the top fixedly connected with through-hole of activity housing, the bottom fixedly connected with syringe needle of No. two suction openings.

Preferably, the top fixedly connected with connecting block of cylinder, the fixed ring of right side fixedly connected with of connecting block, connecting block and fixed ring respectively are equipped with two to use the syringe needle to distribute as the axial symmetry.

Preferably, the inner diameter of the opening at the top of the sealing sleeve is slightly smaller than the outer diameter of the first suction port, the inner diameter of the opening at the bottom of the sealing sleeve is slightly smaller than the outer diameter of the one-way valve body, and the number of the piston push rods is two and is distributed on two sides of the sealing partition plate.

Preferably, the diameter of the through hole is slightly larger than that of the needle cylinder, and the two fixing blocks and the two limiting blocks are respectively fixed on two sides of the needle cylinder.

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

1. according to the novel cardiovascular internal medicine clinical puncture tool, the suction injection mechanism is arranged, the left first suction port is used for sucking liquid medicine, the two first suction ports are respectively sleeved with the top opening of the sealing sleeve, the check valve body is sleeved with the sealing sleeve, waste liquid in a patient body is sucked by pulling the right piston push rod, and the liquid medicine can be pushed by pushing and pressing the left piston push rod, so that the purposes of medicine injection and liquid suction in a single puncture can be achieved, and the pain that the patient needs to be subjected to multiple punctures is avoided;

2. this kind of novel clinical puncture instrument of cardiovascular internal medicine holds steady mechanism through setting up the activity, makes the stopper slide to the top of activity housing earlier, holds the both sides of activity housing and withholds solid fixed ring and impels the cylinder forward, and then drives the stopper and slide forward inside the spout for pierce skin, the accessible is exerted pressure to the housing and is carried on spacingly to the puncture instrument, avoids the easy activity of puncture instrument, can not influence the smooth and easy of puncture process because of exerting pressure too big simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the device body of the present invention;

fig. 2 is a schematic structural view of the suction injection mechanism of the present invention;

FIG. 3 is a schematic structural view of the movable holding mechanism of the present invention;

fig. 4 is a schematic structural view of the movable housing of the present invention.

In the figure: 1. a needle cylinder; 2. sealing the partition plate; 3. a piston push rod; 4. a first suction port; 5. a connecting member; 6. sealing sleeves; 7. a check valve body; 8. a second suction port; 9. a fixed block; 10. a limiting block; 11. a movable housing; 12. a chute; 13. a through hole; 14. a needle head; 15. connecting blocks; 16. and (4) fixing the ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defined as "first", "second" may explicitly or implicitly include one or more such features, in the description of the invention "plurality" means two or more unless explicitly and specifically defined otherwise.

Referring to fig. 1-4, the present invention provides a technical solution: a novel clinical puncture tool for cardiovascular internal medicine, which comprises a needle cylinder 1, seal division board 2 and fixed block 9, the inside fixedly connected with seal division board 2 of cylinder 1, the inner wall swing joint of cylinder 1 has piston push rod 3, the bottom fixedly connected with suction port 4 of cylinder 1, the bottom inner wall embedding of cylinder 1 is connected with connecting piece 5, the inside fixedly connected with seal cover 6 of connecting piece 5, the bottom swing joint of seal cover 6 has check valve body 7, the bottom fixedly connected with suction port 8 No. two of check valve body 7, the middle part fixedly connected with fixed block 9 of cylinder 1, the outer wall fixedly connected with stopper 10 of fixed block 9, the outer wall swing joint of cylinder 1 has movable housing 11, the right side fixedly connected with spout 12 of movable housing 11, the top fixedly connected with through-hole 13 of movable housing 11, the bottom fixedly connected with syringe needle 14 of No. two suction port 8.

Preferably, top fixedly connected with connecting block 15 of cylinder 1, the solid fixed ring 16 of right side fixedly connected with of connecting block 15, connecting block 15 and solid fixed ring 16 respectively are equipped with two, and use syringe needle 14 to distribute as the axisymmetric, current piercing depth is cylindric mostly, and the outer wall is comparatively smooth, medical personnel are when injecting, its hand has great risk of skidding, through setting up solid fixed ring 16, medical personnel can pass solid fixed ring 16 with the finger and carry out other operations again, because the hand passes solid fixed ring 16 even if the hand skids also can carry out the liquid medicine and inject work, the harm that medical personnel hand skidded and bring has been reduced, the inner wall of solid fixed ring 16 simultaneously is fixed with anti-skidding line, frictional force between increasable and medical personnel hand, and then the possibility that the hand skidded has been reduced, the practicality of device has been improved.

Preferably, the inner diameter of the top opening of the sealing sleeve 6 is slightly smaller than the outer diameter of the first suction port 4, the inner diameter of the bottom opening of the sealing sleeve 6 is slightly smaller than the outer diameter of the one-way valve body 7, the two piston push rods 3 are arranged on two sides of the sealing partition plate 2, the piston push rods 3, the first suction port 4, the connecting piece 5, the sealing sleeve 6, the one-way valve body 7 and the second suction port 8 form a suction injection mechanism, the existing puncture tool is operated in a separated mode for the steps of liquid suction, medicine injection and the like, the steps can be completed only by needing medical staff to puncture for multiple times, however, the work intensity of the medical staff is increased due to multiple times of puncture, too much pain can be brought to patients, the treatment experience of the patients is reduced, and by arranging the suction injection mechanism, the piston push rod 3 on the left side is pulled, so that the first suction port 4 on the left side sucks the liquid medicine, then the connecting piece 5 is connected with the bottom of the needle cylinder 1, so that two first suction ports 4 are respectively sleeved with the top opening of the sealing sleeve 6, the inner diameter of the top opening of the sealing sleeve 6 is slightly smaller, so that the sealing sleeve 6 can be tightly attached to the outer wall of the first suction port 4, sealing can be carried out, then a second suction port 8 is connected with the connecting piece 5, further, the one-way valve body 7 is sleeved with the sealing sleeve 6, assembly can be completed, after the puncture device completes puncture, waste liquid in a patient body can be sucked by drawing the right piston push rod 3, meanwhile, the liquid medicine can be injected by pushing and pressing the left piston push rod 3, so that the liquid medicine is injected into the patient body through the second suction port 8, meanwhile, the placing positions of the two side one-way valve bodies 7 are opposite, namely, the left side one-way valve body 7 only allows the liquid medicine to be injected outwards, and the right side one-way valve body 7 only allows the waste liquid to be sucked inwards, the contact of waste liquid and liquid medicine has been reduced as far as possible, and this mechanism can reach the purpose that single puncture can carry out injection and drawing liquid simultaneously through the container of both sides, has avoided the patient to need stand the pain of many times puncture, has improved the practicality of device.

Preferably, the diameter of the through hole 13 is slightly larger than that of the syringe 1, two fixing blocks 9 and two limiting blocks 10 are respectively arranged and respectively fixed on two sides of the syringe 1, a movable holding mechanism is composed of the fixing blocks 9, the limiting blocks 10, the movable housing 11, the sliding chute 12 and the through hole 13, when a medical worker performs puncture, the medical worker needs to hold and hold the puncture tool with one hand and push the puncture tool with the other hand forwards, the two hands are mutually matched to complete puncture, however, the force for holding the puncture tool is difficult to control, the puncture process is blocked and difficult to insert due to overweight force, the tail part is easy to swing due to unstable puncture tool due to overweight, by arranging the movable holding mechanism, when the medical worker performs puncture, the limiting blocks 10 can slide to the uppermost part of the movable housing 11, angle and distance adjustment is performed between the syringe needle 14 and the puncture position, two sides of the movable housing 11 are held and the fixing ring 16 is buckled to push the syringe 1 forwards, because the diameter of cylinder 1 is less, make cylinder 1 slide inside 13 smooth, and then drive stopper 10 and slide forward inside spout 12, make syringe needle 14 that links to each other with cylinder 1 pierce patient's skin and accomplish the puncture, the width of spout 12 is close with stopper 10's width simultaneously, and stopper 10 passes through fixed block 9 and fixes the surface at cylinder 1, can prevent skew about cylinder 1, thereby reach certain spacing effect, the accessible of this mechanism is spacing to the effect of applying pressure and spacing subassembly to the housing, avoid the easy activity of puncture instrument, can not influence the smooth and easy of puncture process because of applying pressure too big simultaneously, the practicality of device has been improved.

The working principle is as follows: firstly, by arranging a suction injection mechanism, a left piston push rod 3 is pulled to draw a left suction port 4 to suck liquid medicine, a connecting piece 5 is connected with the bottom of a needle cylinder 1, two first suction ports 4 are respectively sleeved with a top opening of a sealing sleeve 6, the inner diameter of the top opening of the sealing sleeve 6 is slightly smaller, the sealing sleeve 6 can be tightly attached to the outer wall of the first suction port 4 to seal, a second suction port 8 is connected with the connecting piece 5, a one-way valve body 7 is sleeved with the sealing sleeve 6 to assemble, after the puncture device completes puncture, waste liquid in a patient body can be sucked by pulling a right piston push rod 3, and meanwhile, the liquid medicine can be pushed by pushing the left piston push rod 3 to inject the liquid medicine into the patient body through the second suction port 8, and the placing positions of the two-way valve bodies 7 are opposite, the left one-way valve body 7 only allows the liquid medicine to be injected outwards, and the right one-way valve body 7 only allows the waste liquid to be absorbed inwards, so that the contact between the waste liquid and the liquid medicine is reduced as much as possible, the mechanism can achieve the purpose of simultaneously injecting the medicine and extracting the liquid through single puncture by containers on two sides, the pain of a patient needing to be punctured for many times is avoided, and the practicability of the device is improved;

then, through setting up the steady mechanism of activity and grasping, when the medical personnel are puncturing, can make 10 stopper slide to the top of the movable housing 11, carry on angle and distance regulation between syringe needle 14 and puncture position, hold the both sides of the movable housing 11 and buckle the fixed ring 16 and impel the syringe 1 forward, because the diameter of the syringe 1 is smaller, make the syringe 1 slide in the through-hole 13 smoothly, and then drive 10 stopper slide forward in the chute 12, make 14 syringe needle linked with syringe 1 pierce the patient's skin and finish puncturing, the width of the chute 12 is close to width of the stopper 10 at the same time, and the stopper 10 is fixed on the surface of the syringe 1 through the fixed block 9, can prevent the left and right deviation of the syringe 1, thus reach certain spacing effect, the mechanism can limit the puncture tool through exerting pressure and spacing function of assembly to the housing, the puncture tool is prevented from moving easily, and the smoothness of the puncture process is not influenced by overlarge applied pressure, so that the practicability of the device is improved;

finally, through setting up solid fixed ring 16, medical personnel can pass solid fixed ring 16 with the finger and carry out other operations again, because the hand passes solid fixed ring 16 even if the hand skids and still can carry out the liquid medicine and inject work, the harm that medical personnel's hand skidded and brought has been reduced, gu fixed ring 16's inner wall is fixed with anti-skidding line simultaneously, frictional force between increasable and the medical personnel's hand, and then reduced the possibility that the hand skidded, the practicality of device has been improved, this kind of just is the theory of operation of this kind of novel clinical puncture instrument of cardiovascular internal medicine.

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

1. The utility model provides a novel clinical puncture instrument of cardiovascular internal medicine, includes cylinder (1), seal division board (2) and fixed block (9), its characterized in that: the inner part of the needle cylinder (1) is fixedly connected with a sealing partition plate (2), the inner wall of the needle cylinder (1) is movably connected with a piston push rod (3), the bottom of the needle cylinder (1) is fixedly connected with a first suction opening (4), the bottom inner wall of the needle cylinder (1) is embedded and connected with a connecting piece (5), the inner part of the connecting piece (5) is fixedly connected with a sealing sleeve (6), the bottom of the sealing sleeve (6) is movably connected with a one-way valve body (7), the bottom of the one-way valve body (7) is fixedly connected with a second suction opening (8), the middle part of the needle cylinder (1) is fixedly connected with a fixed block (9), the outer wall of the fixed block (9) is fixedly connected with a limit block (10), the outer wall of the needle cylinder (1) is movably connected with a movable housing (11), and the right side of the movable housing (11) is fixedly connected with a sliding chute (12), the top of the movable cover shell (11) is fixedly connected with a through hole (13).

2. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the bottom of the second suction port (8) is fixedly connected with a needle (14).

3. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the top fixedly connected with connecting block (15) of cylinder (1), the fixed ring of right side fixedly connected with (16) of connecting block (15), connecting block (15) and fixed ring (16) respectively are equipped with two to use syringe needle (14) to distribute as the axial symmetry.

4. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the inner diameter of the opening at the top of the sealing sleeve (6) is slightly smaller than the outer diameter of the first suction port (4), and the inner diameter of the opening at the bottom of the sealing sleeve (6) is slightly smaller than the outer diameter of the one-way valve body (7).

5. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the piston push rods (3) are arranged in two and are distributed on two sides of the sealing partition plate (2).

6. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the diameter of the through hole (13) is slightly larger than that of the needle cylinder (1).

7. The novel clinical puncture tool for cardiovascular medicine according to claim 1, wherein: the two fixing blocks (9) and the two limiting blocks (10) are respectively fixed on two sides of the needle cylinder (1).