CN210009501U

CN210009501U - Novel special syringe of anus intestines branch of academic or vocational study

Info

Publication number: CN210009501U
Application number: CN201920345863.0U
Authority: CN
Inventors: 潘倩; 陈文化; 吴瑞梅; 李福欢; 林燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-02-04
Anticipated expiration: 2029-03-19

Abstract

The utility model discloses a novel special syringe for anorectal department, which comprises a needle cylinder, a push rod and a cylinder, wherein the inner side wall of the needle cylinder is provided with an internal thread, the outer side wall of the push rod is provided with an external thread matched with the internal thread, the push rod is connected with the thread of the needle cylinder, a limit circular plate is fixedly arranged at the middle position of the lower surface of the needle cylinder vertically, a first circular groove is arranged at the middle position of the lower surface of the limit circular plate vertically, and the top end of the cylinder extends into the first circular groove and is connected with the first circular groove in an interference fit manner. The needle tube is fast and safe, is thin and is not easy to bend, and can reduce the pain of patients.

Description

Novel special syringe of anus intestines branch of academic or vocational study

Technical Field

The utility model relates to the technical field of medical equipment, the specific field is a novel special syringe of anus intestines branch of academic or vocational study.

Background

The anorectal department is a department mainly for professional research on constipation, anal fissure, anal fistula, anal abscess, anal stenosis, perianal eczema, mixed hemorrhoid, internal hemorrhoid and external hemorrhoid, the research on diseases mainly occurs in organs at the tail end of digestion, the method for applying the medicines to the anus and the rectum of a patient once the patient suffers from a certain disease is a clinically common administration method, at present, the method for applying the medicines to the anus and the rectum of the patient in the existing anorectal department of the hospital adopts a cylinder lens to be directly inserted into the anus, the ointment is fed into the anus by a long forceps clip, the patient feels pain, particularly when the anorectal department is used for infants, the medicine is injected by a thin cylinder tube or an anal injector, the operation of the anal injector is complicated, the stimulation to the anus of the infants is large, the pain of the infants is increased, the thin anal tube is easy to bend, the medicine injection is not smooth, and a quick and safe device is needed to be injected to the affected part of the anus and the medicines are uniformly applied And reduce pain in the patient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel special syringe of anus intestines branch of academic or vocational study to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel special injector for anorectal department comprises a needle cylinder, a pushing rod and a cylinder, wherein an internal thread is arranged on the inner side wall of the needle cylinder, an external thread matched with the internal thread is arranged on the outer side wall of the pushing rod, the pushing rod is in threaded connection with the needle cylinder, a limiting circular plate is vertically and fixedly arranged at the middle position of the lower surface of the needle cylinder, a first circular groove is vertically arranged at the middle position of the lower surface of the limiting circular plate, the top end of the cylinder extends into the first circular groove and is in interference fit connection with the first circular groove, a second circular groove is vertically arranged at the middle position of the upper surface of the pushing rod, a first through hole is vertically arranged at the lower inner surface of the second circular groove, a second through hole is arranged at the same vertical position of the lower surface of the needle cylinder, the upper surface of the limiting circular plate and the upper surface of the cylinder, and the axis of the first through hole and, the needle tube is vertically and slidably connected with the first through hole and the second through hole in a matched mode, the needle tube is movably connected with the second circular groove, the needle tube and the cylinder in a matched mode, the needle tube is internally and slidably connected with a piston, one end of a connecting rod is vertically and fixedly arranged at the middle position of the upper surface of the piston, a tube handle is fixedly arranged at the other end of the connecting rod, which extends out of the needle tube, a rod handle is fixedly arranged on the upper surface of the push rod, a third through hole with the same diameter as the second circular groove is formed in the surface of the rod handle, triangular grooves are symmetrically formed in the inner side wall of the third through hole, rotating rods are rotatably connected in grooves of the two triangular grooves, locking rods are symmetrically and fixedly arranged on the side walls of the two rotating rods, locking plates are fixedly arranged at one ends of the inner parts of the second circular grooves of the two locking rods, and the, the lateral wall symmetry of pole handle is equipped with the spout, two the inslot symmetry sliding connection of spout has the horizontal lateral wall of L type gag lever post, two the perpendicular lateral wall of L type gag lever post all is equipped with the bayonet socket, two the other end difference joint of check lock lever is two in the bayonet socket.

Preferably, both the locking plates are made of rubber materials.

Preferably, the medicine delivery end of the needle tube is a semi-cylinder, and medicine delivery openings are uniformly formed in the semi-cylinder.

Preferably, the bottom end of the cylinder is sleeved with a horn rubber cylinder.

Preferably, the side wall of the needle cylinder is provided with a dial gauge.

Compared with the prior art, the beneficial effects of the utility model are that: the push rod can be connected in the syringe by screw thread through the matching arrangement of internal thread and external thread, the push rod can be screwed through the rod handle to move up and down in the syringe, the cylinder can be fixed in the first circular groove through the matching arrangement of the syringe and the limiting circular plate, the needle tube can be locked between the two locking plates through the matching arrangement of the two triangular grooves, the two rotating rods and the two locking rods, when one end of the two locking rods far away from the second circular groove is pressed, one end of the two locking rods far away from the second circular groove can be respectively clamped in the two clamping ports through the matching arrangement of the needle tube, the connecting rod, the piston and the tube handle, liquid medicine can be sucked into the needle tube or discharged out of the needle tube through the medicine conveying port, the syringe can be supported at the anus of a patient through the horn rubber tube, and the dial gauge is passed through, can know the displacement that stretches out of needle tubing, the utility model discloses, earlier pass through the mode of pushing ram and cylinder threaded connection with the needle tubing, twist into patient's liver portal rectum in, then through the mode of injection, every twist a disconnected displacement and pour into a small part liquid medicine into in patient anus rectum, it is even to go up the medicine, and the operation is relatively easy, can control the displacement that the needle tubing stretched into moreover, and is quick and safe, and the needle tubing is thin and difficult to buckle, can reduce patient's pain.

Drawings

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

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of the handle, the triangular groove and the rotating rod of the present invention;

FIG. 4 is a schematic view of the L-shaped stop lever and the bayonet structure of the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 1;

fig. 6 is a schematic structural diagram at B in fig. 1.

In the figure: 1-needle cylinder, 2-internal thread, 3-pushing rod, 4-external thread, 5-limiting circular plate, 6-first circular groove, 7-cylinder, 8-second circular groove, 9-needle tube, 10-piston, 11-connecting rod, 12-tube handle, 13-rod handle, 14-triangular groove, 15-rotating rod, 16-locking rod, 17-locking plate, 18-sliding groove, 19-L-shaped limiting rod, 20-bayonet, 21-medicine delivery port, 22-horn rubber cylinder and 23-dial gauge.

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. 1-6, the present invention provides a technical solution: a novel special injector for anorectal department comprises a needle cylinder 1, a pushing rod 3 and a cylinder 7, wherein an internal thread 2 is arranged on the inner side wall of the needle cylinder, an external thread 4 matched with the internal thread is arranged on the outer side wall of the pushing rod, the pushing rod is in threaded connection with the needle cylinder, when the pushing rod rotates clockwise, the pushing rod moves towards the inner side of the needle cylinder, when the pushing rod rotates anticlockwise, the pushing rod moves towards the outer side of the needle cylinder, a limiting circular plate 5 is vertically and fixedly arranged at the middle position of the lower surface of the needle cylinder, a first circular groove 6 is vertically arranged at the middle position of the lower surface of the limiting circular plate, the top end of the cylinder extends into the first circular groove and is in interference fit connection with the first circular groove, a second circular groove 8 is vertically arranged at the middle position of the upper surface of the pushing rod, and a first through hole is, the lower surface of the needle cylinder, the upper surface of the limiting circular plate and the upper surface of the cylinder are provided with second through holes at the same vertical position, the axis of the first through hole and the axis of the second through hole are all on the same vertical straight line, the needle tube 9 is vertically and slidably connected in the first through hole and the second through hole in a matching manner, the pushing tube can drive the needle tube to move, the needle tube is movably connected in the second circular groove, the needle cylinder and the cylinder, the needle tube is slidably connected with a piston 10, the middle position of the upper surface of the piston is vertically and fixedly provided with one end of a connecting rod 11, the other end of the connecting rod extends out of the needle tube and is fixedly provided with a tube handle 12, the connecting rod and the piston can be driven to move by pulling the tube handle, so that the liquid medicine is sucked into the needle tube through the medicine conveying opening, then the tube handle is pushed to discharge the liquid medicine, the pushing rod can be driven to rotate by screwing the rod handle, the surface of the rod handle is provided with a third through hole with the same diameter as the second circular groove, triangular grooves 14 are symmetrically arranged on the inner side wall of the third through hole, rotating rods 15 are rotatably connected in the grooves of the two triangular grooves, locking rods 16 are symmetrically and fixedly arranged on the side walls of the two rotating rods, locking plates 17 are fixedly arranged at one ends of the two locking rods in the second circular groove, the locking rods and the rotating rods play the role of rod rods, the needle tubing sets up two between the locking plate, the lateral wall symmetry of pole handle is equipped with spout 18, two the inslot symmetry sliding connection of spout has the horizontal lateral wall of L type gag lever post 19, two the perpendicular lateral wall of L type gag lever post all is equipped with bayonet socket 20, two the other end difference joint of locking lever is two in the bayonet socket.

Specifically, the two locking plates are made of rubber materials. The locking plate made of rubber material has softness and compressibility and plays a role in protecting the needle tube.

Specifically, the medicine delivery end of the needle tube is a semi-cylinder and medicine delivery openings 21 are uniformly formed in the semi-cylinder. The semi-cylinder is favorable for the needle tubing to stretch into the anorectal position of the patient, and reduces the injury to the patient.

Specifically, a horn rubber cylinder 22 is sleeved on the bottom end of the cylinder. The syringe can be supported at the anus of a patient, and liquid medicine is convenient to inject.

Specifically, a dial 23 is provided on the sidewall of the cylinder. The amount of the advancing displacement of the needle cannula can be known.

The working principle is as follows: the utility model can make the pushing rod screwed in the syringe through the matching setting of the internal thread and the external thread, because the displacement from the anus to the rectum is 8-12cm, once the rectum of a patient suffers from diseases, the pushing rod can be driven to move in the syringe through screwing the rod handle, meanwhile, the pushing rod drives the syringe tube to extend into the rectum of the patient, the displacement that the syringe tube extends into can be observed through the graduated scale, each time the syringe tube extends into 1-2cm, then a small part of liquid medicine in the syringe tube can be input into the rectum through a plurality of transfusion openings through the matching setting of the connecting rod, the piston and the tube handle, then the syringe tube can extend into 1-2cm until the diseased part of the whole rectum is uniformly coated, the cylinder can be fixed in the first circular groove through the matching setting of the syringe tube and the limiting circular plate, after the medicine feeding is finished, the transfusion opening of the syringe tube can be screwed back into the cylinder, through the matching arrangement of the two triangular grooves, the two rotating rods and the two locking rods, when one end of the two locking rods far away from the second circular groove is pressed, the locking rods and the rotating rods play the role of rod rods, the needle tube can be locked between the two locking plates, through the matching arrangement of the two sliding grooves and the two L-shaped limiting rods, the two L-shaped limiting rods can slide in the two sliding grooves respectively, the sliding displacement can be controlled, one ends of the two locking rods far away from the second circular groove are clamped in the two clamping openings respectively, and the needle tube can be supported at the anus of a patient through the horn rubber tube. And can control the displacement that the needle tubing stretched into, quick and safety, the needle tubing is thin and difficult to buckle, can reduce patient's pain.

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 special syringe of anus intestines branch of academic or vocational study, includes cylinder (1), push rod (3) and drum (7), its characterized in that: the inner side wall of the needle cylinder (1) is provided with an internal thread (2), the outer side wall of the pushing rod (3) is provided with an external thread (4) matched with the internal thread (2), the pushing rod (3) is in threaded connection with the needle cylinder (1), a limiting circular plate (5) is vertically and fixedly installed at the middle position of the lower surface of the needle cylinder (1), a first circular groove (6) is vertically arranged at the middle position of the lower surface of the limiting circular plate (5), the top end of the cylinder (7) extends into the first circular groove (6) and is in interference fit connection with the first circular groove (6), a second circular groove (8) is vertically arranged at the middle position of the upper surface of the pushing rod (3), a first through hole is vertically arranged at the lower surface inside the second circular groove (8), and second through holes are arranged at the same vertical position of the lower surface of the needle cylinder (1), the upper surface of the limiting circular plate (5) and the upper surface of the cylinder (, the axis of the first through hole and the axis of the second through hole are on the same vertical straight line, the needle tube (9) is vertically and slidably connected in the first through hole and the second through hole in a matched mode, the needle tube (9) is movably connected in the second circular groove (8), the needle cylinder (1) and the cylinder (7), the needle tube (9) is internally and slidably connected with a piston (10), one end of a connecting rod (11) is vertically and fixedly installed at the middle position of the upper surface of the piston (10), a tube handle (12) is fixedly installed at the other end of the connecting rod (11) extending out of the needle tube (9), a rod handle (13) is fixedly installed on the upper surface of the push rod (3), a third through hole with the same diameter as the second circular groove (8) is formed in the surface of the rod handle (13), triangular grooves (14) are symmetrically formed in the inner side wall of the third through hole, two the inslot of triangle-shaped recess (14) all rotates and is connected with bull stick (15), two symmetrical fixed mounting has check lock lever (16), two on the lateral wall of bull stick (15) the equal fixed mounting in the one end of the inside of second circular recess (8) of check lock lever (16) has locking plate (17), needle tubing (9) set up two between locking plate (17), the lateral wall symmetry of pole handle (13) is equipped with spout (18), two the inslot symmetry sliding connection of spout (18) has the horizontal lateral wall of L type gag lever post (19), two the perpendicular lateral wall of L type gag lever post (19) all is equipped with bayonet socket (20), two the other end difference joint of check lock lever (16) is two in bayonet socket (20).

2. The novel syringe special for anorectal department according to claim 1, wherein the syringe comprises: the two locking plates (17) are made of rubber materials.

3. The novel syringe special for anorectal department according to claim 1, wherein the syringe comprises: the drug delivery end of the needle tube (9) is a semi-cylinder and drug delivery ports (21) are uniformly arranged on the semi-cylinder.

4. The novel syringe special for anorectal department according to claim 1, wherein the syringe comprises: the bottom end of the cylinder (7) is sleeved with a horn rubber cylinder (22).

5. The novel syringe special for anorectal department according to claim 1, wherein the syringe comprises: the side wall of the needle cylinder (1) is provided with a dial gauge (23).