CN209074816U - A kind of cardiovascular intervention puncture needle - Google Patents

Abstract

The utility model discloses a kind of cardiovascular intervention puncture needles, including support base, perforative screwed pipe is installed in the top end surface of support base, rotation pipe is bolted in screwed pipe, it is difficult to control the depth for puncturing and being needled into the prior art, being pierced into too deep can damage pericardial tissue, needle body needle body is fixedly mounted on a mounting board the utility model, rotation pipe is rotatably equipped on mounting plate, rotation pipe is screwed onto screwed pipe, simultaneously, pointer is provided on mounting plate, when use, support base is fixed on the position of sampling to be punctured by doctor with hand, then another hand rotating wheel is used, driven by rotating wheel rotates pipe rotation, move rotation pipe straight down, so that mounting plate is pressed downward, needle body is pierced into lesions position, pointer is directed toward scale, so as to accurately know the paracentesis depth of needle body, runner drives rotation pipe to rotate using lever principle , so that doctor is more laborsaving when puncturing, sampler is mounted on inside rotation pipe, and hydrops can be sampled by extracting pull rod.

Description

A kind of cardiovascular intervention puncture needle

Technical field

The utility model relates to the field of medical instrument technology, specially a kind of cardiovascular intervention puncture needle.

Background technique

Cardiological, that is, Internal Medicine-Cardiovascular Dept. is the clinical department for treating cardiovascular disease.Currently, for patient's hydropericardium Treatment method is to extract secretion by the way of puncturing to chemically examine.In Cardiological treatment, the lesion to hydropericardium is needed Place is punctured, is inspected by random samples.Existing pricking device is usually that syringe connecting puncture needle punctures patient, and this mode is difficult To control the depth for puncturing and being needled into, piercing is too deep to damage pericardial tissue, and accuracy is low, complex for operation step, inefficiency, Meet Cardiological therefore, it is necessary to a kind of device that can determine paracentesis depth and punctures use demand.

Utility model content

The purpose of this utility model is to provide a kind of cardiovascular intervention puncture needles, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of cardiovascular intervention puncture needle, including branch Seat is supportted, perforative screwed pipe is installed in the top end surface of the support base, rotation pipe, the rotation are bolted in the screwed pipe The lower rotation of tube is equipped with mounting plate, and the mounting plate is located at the inside of support base, opens up on the side wall of the support base Sliding slot, the sliding slot are vertically arranged, and the side of the mounting plate is equipped with pointer, and the pointer is threaded through in sliding slot, the branch It supports and is provided with scale in sliding slot two sides on the side wall of seat, the pointer is horizontally directed to scale, the inner wall installation of the rotation pipe There is a sampler, the bottom centre of the mounting plate is fixedly installed with needle body in the fixing pipe, institute integrally formed with fixing pipe It states and fixed plate is installed in fixing pipe, the outer surface of the fixed plate is provided with screw thread, is spirally connected on the outer surface of the fixed plate Screwing ring, integrally formed with strip on the inner surface of the fixed plate, the fixed plate tilts outward close to one end of strip, Fixing end is fixedly installed at the top of the needle body, the fixing end and strip corresponding position are provided with annular groove, the strip It is fastened in annular groove, the sampler and fixing pipe are spirally connected and seal fixation.

Preferably, integrally formed with outside connection ring on the bottom end face of the rotation pipe, the mounting plate with connect Ring junction is equipped with annular groove, and the connection ring rotational installation is in a ring groove.

Preferably, the sampler includes sampler barrel, rubber stopper and pull rod, and the rubber stopper is mounted in sampler barrel, The rubber stopper fits with sampler barrel inner wall, and the top of the rubber stopper is equipped with pull rod, the sampler barrel and fixing pipe Junction is equipped with male-pipe, and the male-pipe is spirally connected with fixing pipe.

Preferably, the top of the rotation pipe is rotatably equipped with vertically integrally formed with lever shaft on the lever shaft Wheel.

Preferably, the surface of the rotation pipe offers peep hole, and the peep hole opens up vertically.

Compared with prior art, the utility model has the beneficial effects that

The needle body needle body of puncture needle is fixedly mounted and is rotatably equipped with rotation pipe on a mounting board, on mounting plate, rotation pipe It is screwed onto screwed pipe, meanwhile, it is provided with pointer on mounting plate, is taken in use, support base is fixed on to puncture by doctor with hand Then another hand rotating wheel is used at the position of sample, driven by rotating wheel rotates pipe rotation, moves rotation pipe straight down, so that Mounting plate is pressed downward, and needle body is pierced into lesions position, and pointer is directed toward scale, so as to accurately know the paracentesis depth of needle body, Meanwhile runner drives rotation pipe to rotate using lever principle, so that doctor is more laborsaving when puncturing, sampler is mounted on rotation Inside tube, it is connected with needle body, hydrops can be sampled by extracting pull rod, can be convenient observation hydrops sampling by peep hole Volume, also, due to being detachably connected between needle body and fixing pipe, so that needle body can take after use from fixing pipe Under, and support base may be reused, and economize on resources.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the schematic diagram of the section structure of Fig. 1；

Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at A；

Fig. 4 is the enlarged structure schematic diagram in Fig. 2 at B；

In figure: support base 1, screwed pipe 2, rotation pipe 3, runner 4, peep hole 5, sampler barrel 6, rubber stopper 7, pull rod 8, needle body 9, fixing end 91, fixing pipe 10, fixed plate 101, strip 102, screw ring 103, mounting plate 11, connection ring 12, sliding slot 13, pointer 14, scale 15.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides technical solution: a kind of cardiovascular intervention puncture needle, including support base 1, Perforative screwed pipe 2 is installed in the top end surface of support base 1, rotation pipe 3 is bolted in screwed pipe 2, the bottom of rotation pipe 3 turns Dynamic to be equipped with mounting plate 11, mounting plate 11 is located at the inside of support base 1, and sliding slot 13 is opened up on the side wall of support base 1, and sliding slot 13 is perpendicular Straight setting, the side of mounting plate 11 are equipped with pointer 14, and pointer 14 is threaded through in sliding slot 13, in sliding slot on the side wall of support base 1 13 two sides are provided with scale 15, and pointer 14 is horizontally directed to scale 15, and the inner wall of rotation pipe 3 is equipped with sampler, mounting plate 11 bottom centre is fixedly installed with needle body 9 in fixing pipe 10, is equipped with fixation in fixing pipe 10 integrally formed with fixing pipe 10 Plate 101, the outer surface of fixed plate 101 are provided with screw thread, are bolted on the outer surface of fixed plate 101 and screw ring 103, fixed plate Integrally formed with strip 102 on 101 inner surface, fixed plate 101 tilts outward close to one end of strip 102, the top of needle body 9 It is fixedly installed with fixing end 91, fixing end 91 and 102 corresponding position of strip are provided with annular groove, and strip 102 is fastened on annular groove It is interior, when replacing needle body 9, it is only necessary to unscrew and screw ring 103, fixed plate 101 tilts outward, can be by needle body 9 from fixing pipe 10 It removes, similarly, when replacing needle body 9 and being, after fixing end 91 is inserted into fixing pipe 10, is screwed down and screws ring 103 Needle body 9 is fixed in fixing pipe 10, sampler and fixing pipe 10 are spirally connected and seal fixation.

Sampler includes sampler barrel 6, rubber stopper 7 and pull rod 8, and rubber stopper 7 is mounted in sampler barrel 6, rubber stopper 7 with take 6 inner wall of sample cylinder fits, and the top of rubber stopper 7 is equipped with pull rod 8, and sampler barrel 6 and the junction of fixing pipe 10 are equipped with outer spiral shell Line pipe, male-pipe are spirally connected with fixing pipe 10, pull pull rod 8 that can be sampled to hydrops when use.

The top of pipe 3 is rotated integrally formed with lever shaft, is rotatably equipped with runner 4 on lever shaft vertically, and runner 4 utilizes thick stick Rod principle drives rotation pipe 3 to rotate, so that doctor is more laborsaving when puncturing.

The surface of rotation pipe 3 offers peep hole 5, and peep hole 5 opens up vertically, and peep hole 5 is used to carry out in sampler Hydrops observes sample volume when sampling.

Working principle:

The needle body needle body 9 of puncture needle is fixedly mounted on mounting plate 11, rotation pipe 3 is rotatably equipped on mounting plate 11, Rotation pipe 3 is screwed onto screwed pipe 2, meanwhile, pointer 14 is provided on mounting plate 11, in use, doctor consolidates support base 1 with hand It is scheduled on the position of sampling to be punctured, then uses another hand rotating wheel 4, runner 4 drives rotation pipe 3 to rotate, and keeps rotation pipe 3 perpendicular It directly moves downward, so that mounting plate 11 is pressed downward, needle body 9 is pierced into lesions position, pointer 14 is directed toward scale 15, so as to standard Know the paracentesis depth of needle body 9, meanwhile, runner 4 drives rotation pipe 3 to rotate using lever principle, so that doctor is when puncturing More laborsaving, sampler is mounted on inside rotation pipe 3, is connected with needle body 9, and hydrops can be sampled by extracting pull rod 8, is passed through Peep hole 5 can be convenient the volume of observation hydrops sampling, also, due to being detachably connected between needle body 9 and fixing pipe 10, so that Needle body 9 can be removed after use from fixing pipe 10, and support base 1 may be reused, and economize on resources.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of cardiovascular intervention puncture needle, it is characterised in that: including support base (1), in the top end surface of the support base (1) It is equipped with perforative screwed pipe (2), rotation pipe (3), the lower rotation of the rotation pipe (3) is bolted in the screwed pipe (2) It is equipped with mounting plate (11), the mounting plate (11) is located at the inside of support base (1), opens up on the side wall of the support base (1) Sliding slot (13), the sliding slot (13) are vertically arranged, and the side of the mounting plate (11) is equipped with pointer (14), the pointer (14) It is threaded through in sliding slot (13), is provided with scale (15), the pointer in sliding slot (13) two sides on the side wall of the support base (1) (14) it is horizontally directed to scale (15), the inner wall of the rotation pipe (3) is equipped with sampler, in the bottom of the mounting plate (11) Integrally formed with fixing pipe (10), the fixing pipe (10) is interior to be fixedly installed with needle body (9) heart, is installed on the fixing pipe (10) Have fixed plate (101), the outer surface of the fixed plate (101) is provided with screw thread, is spirally connected on the outer surface of the fixed plate (101) It screws ring (103), integrally formed with strip (102) on the inner surface of the fixed plate (101), the fixed plate (101) is leaned on One end of nearly strip (102) tilts outward, is fixedly installed with fixing end (91), the fixing end at the top of the needle body (9) (91) strip (102) corresponding position is provided with annular groove, the strip (102) is fastened in annular groove, the sampler It is spirally connected with fixing pipe (10) and seals fixation.

2. a kind of cardiovascular intervention puncture needle according to claim 1, it is characterised in that: the bottom of the rotation pipe (3) Annular is installed integrally formed with outside connection ring (12), the mounting plate (11) and connection ring (12) junction on end face Slot, connection ring (12) rotational installation is in a ring groove.

3. a kind of cardiovascular intervention puncture needle according to claim 2, it is characterised in that: the sampler includes sampling Cylinder (6), rubber stopper (7) and pull rod (8), the rubber stopper (7) are mounted in sampler barrel (6), the rubber stopper (7) and sampler barrel (6) inner wall fits, and the top of the rubber stopper (7) is equipped with pull rod (8), the company of the sampler barrel (6) and fixing pipe (10) The place of connecing is equipped with male-pipe, and the male-pipe is spirally connected with fixing pipe (10).

4. a kind of cardiovascular intervention puncture needle according to claim 3, it is characterised in that: the top of the rotation pipe (3) It is rotatably equipped with runner (4) vertically integrally formed with lever shaft, on the lever shaft.

5. a kind of cardiovascular intervention puncture needle according to claim 4, it is characterised in that: the surface of the rotation pipe (3) It offers peep hole (5), the peep hole (5) opens up vertically.