CN214712718U

CN214712718U - Depth-controllable puncture device

Info

Publication number: CN214712718U
Application number: CN202120310614.5U
Authority: CN
Inventors: 张伟
Original assignee: Huanghe Science and Technology College
Current assignee: Huanghe Science and Technology College
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-16
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a controllable puncture equipment of degree of depth, including the outer sleeve, the spout has all been seted up to the left and right sides of outer sleeve, the edge all is equipped with first scale mark around the outside port of spout, the inside nestification of outer sleeve has the inner skleeve, the bottom of the inner skleeve left and right sides all is fixed with the slider, the slider nestification is in the spout, the downside middle part of inner skleeve is fixed with first connector, the lower extreme of first connector is connected with the pjncture needle thorax, buffer spring has been cup jointed in the outside of thorax pjncture needle, both sides surface all is equipped with the second scale mark around the inner skleeve. The utility model discloses an observe that the slider exposes outside second scale mark on position or the inner skleeve in the spout, be convenient for know the condition of pricking, the degree of depth that control was pierced, inner skleeve extrusion buffer spring when pricking, the speed of pricking of resistance control thorax pjncture needle through buffer spring to the degree of depth that convenient control was pierced.

Description

Depth-controllable puncture device

Technical Field

The utility model relates to the field of medical appliances, concretely relates to controllable piercing depth equipment of degree of depth.

Background

The thoracentesis is a medical diagnosis and treatment method, the skin, intercostal tissues and parietal pleura of the puncture point are punctured into the pleural cavity by a sterilized needle, and the effusion in the pleural cavity is extracted for examination to find the disease cause of a patient.

At present, most of people operate accurately in the puncture process of doctors, but some doctors still have the phenomenon that the puncture is not in place or the puncture needle enters the interior of the thoracic cavity excessively.

Therefore, it is desirable to provide a lancing apparatus with a controlled depth to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a controllable piercing depth equipment of degree of depth, through having seted up the spout on the outer tube, the edge all is equipped with first scale mark around the outside port of spout, the inner skleeve nestification is in the outer skleeve, and the slider on the inner skleeve nestification is in the spout, both sides surface all is equipped with the second scale mark around the inner skleeve, expose outside second scale mark on position or the inner skleeve through observing the slider in the spout, be convenient for know the condition of pricking, the degree of depth that control pricked, buffer spring has been cup jointed on the thorax pjncture needle, inner skleeve extrusion buffer spring when pricking, the speed of pricking of resistance control thorax pjncture needle through buffer spring, thereby the degree of depth that conveniently controls and pricks, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a controllable puncture device of degree of depth, includes the outer sleeve, the spout has all been seted up to the left and right sides of outer sleeve, the edge all is equipped with first scale mark around the outside port of spout, the bottom port nestification of outer sleeve has the fender dish, the middle part of fender dish has seted up first through-hole, the lower extreme of fender dish is fixed with the base, the middle part of base has seted up the second through-hole, the diameter of second through-hole is the same with the diameter of first through-hole, the inside nestification of outer sleeve has the inner skleeve, sliding connection between inner skleeve and the outer sleeve, the bottom of the inner skleeve left and right sides all is fixed with the slider, the slider nests in the spout, the downside middle part of inner skleeve is fixed with first connector, the lower extreme of first connector is connected with the thorax pjncture needle, the diameter of first through-hole is greater than the cross-section circle diameter of thorax pjncture needle, buffer spring has been cup jointed in the outside of thorax pjncture needle, buffer spring's upper end is connected with the bottom of inner skleeve, buffer spring's lower extreme and the last side wall connection that keeps off the dish, the inside fixed nestification of inner skleeve has the connecting pipe, the lower extreme of connecting pipe is connected with first connector, the fixed cover in the upper end outside of inner skleeve has lower pressure disk, the diameter of pressure disk is greater than the diameter of outer sleeve down, both sides surface all is equipped with the second scale mark around the inner skleeve, the left side upper end screw thread nested threaded rod of outer sleeve, the inner of threaded rod is contradicted with the surface of inner skleeve, the fixed cup joint in outer end of threaded rod has the carousel.

Preferably, the baffle disc is in threaded connection with the lower end port of the outer sleeve, the baffle disc and the base are integrally machined and formed, the diameter of the base is larger than that of the outer sleeve, and the bottom of the base is pasted with the silica gel pad.

Preferably, the sliding block is connected with the sliding groove in a sliding mode.

Preferably, the first connecting head and the inner sleeve are integrally formed.

Preferably, the upper end of thorax puncture needle is fixed with the second connector, the second connector cup joints on first connector, pass through threaded connection between second connector and the first connector.

Preferably, the edge of the rotary table is fixed with protection lugs at equal intervals, and the protection lugs and the rotary table are integrally processed and molded.

Preferably, the lower pressure plate and the sliding block are integrally machined and molded with the inner sleeve.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the thoracocentesis needle is characterized in that a sliding groove is formed in the outer sleeve, first scale marks are arranged on the front edge and the rear edge of an outer port of the sliding groove, the inner sleeve is nested in the outer sleeve, a sliding block on the inner sleeve is nested in the sliding groove, second scale marks are arranged on the front side surface and the rear side surface of the inner sleeve, the position of the sliding block in the sliding groove or the second scale marks exposed outside the inner sleeve are observed, the thoracocentesis condition is convenient to know, the thoracocentesis depth is controlled, a buffer spring is sleeved on the thoracocentesis needle, the inner sleeve extrudes the buffer spring during thoracocentesis, the thoracocentesis speed of the thoracocentesis needle is controlled through the resistance of the buffer spring, and the thoracocentesis depth is convenient to control;

2. through the nested threaded rod of the left side upper end screw thread of outer sleeve, when controlling the degree of depth of good piercing, rotate the carousel, drive the threaded rod and rotate for the threaded rod extrudees the inner skleeve, fixes spacingly to the internal sleeve, thereby keeps the degree of depth of good piercing, has improved the result of use.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

figure 4 is a cross-sectional view of the inner sleeve of the present invention.

Description of reference numerals:

the thoracic cavity puncture needle comprises an outer sleeve 1, a sliding groove 2, a first scale mark 3, a blocking disc 4, a first through hole 5, an inner sleeve 6, a sliding block 7, a first connecting head 8, a thoracic cavity puncture needle 9, a buffer spring 10, a connecting pipe 11, a lower pressing disc 12, a second scale mark 13, a base 14, a second through hole 15, a threaded rod 16, a rotary disc 17, a second connecting head 18 and a protective bump 19.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a depth-controllable puncturing device as shown in figures 1-4, which comprises an outer sleeve 1, sliding grooves 2 are arranged on the left and right sides of the outer sleeve 1, first scale marks 3 are arranged on the front and rear edges of an outer port of each sliding groove 2, a baffle disc 4 is nested on a bottom port of the outer sleeve 1, a first through hole 5 is arranged in the middle of the baffle disc 4, a base 14 is fixed on the lower end of the baffle disc 4, a second through hole 15 is arranged in the middle of the base 14, the diameter of the second through hole 15 is the same as that of the first through hole 5, an inner sleeve 6 is nested inside the outer sleeve 1, the inner sleeve 6 is slidably connected with the outer sleeve 1, sliders 7 are fixed on the bottoms of the left and right sides of the inner sleeve 6, the sliders 7 are nested in the sliding grooves 2, and a first connecting head 8 is fixed on the middle of the lower side of the inner sleeve 6, the lower end of the first connector 8 is connected with a thoracic cavity puncture needle 9, the diameter of the first through hole 5 is larger than the diameter of the section circle of the thoracic cavity puncture needle 9, the outer side of the thoracic cavity puncture needle 9 is sleeved with a buffer spring 10, the upper end of the buffer spring 10 is connected with the bottom of the inner sleeve 6, the lower end of the buffer spring 10 is connected with the upper side wall of the baffle disc 4, the inner sleeve 6 is fixedly nested with a connecting pipe 11, the lower end of the connecting pipe 11 is connected with the first connecting head 8, the outer side of the upper end of the inner sleeve 6 is fixedly sleeved with a lower pressing plate 12, the diameter of the lower pressure plate 12 is larger than that of the outer sleeve 1, the front and back side surfaces of the inner sleeve 6 are provided with second scale marks 13, the threaded rod 16 is nested to the left side upper end screw thread of outer sleeve 1, the inner of threaded rod 16 is contradicted with the surface of inner sleeve 6, the fixed carousel 17 that has connect in outer end of threaded rod 16.

Further, in the above technical scheme, through threaded connection between the lower end port of keeping off dish 4 and outer sleeve 1, keep off integrated machine-shaping between dish 4 and the base 14, the diameter of base 14 is greater than the diameter of outer sleeve 1, the bottom of base 14 is pasted and is had the silica gel pad, keeps off between dish 4 and the outer sleeve 1 and is connected simply, the dismouting of being convenient for.

Further, in the above technical solution, the sliding block 7 is slidably connected with the sliding groove 2, so that when the inner sleeve 6 slides in the outer sleeve 1, the sliding block 7 slides in the sliding groove 2, and the piercing depth is observed through the position of the sliding block 7 in the sliding groove 2.

Furthermore, in the above technical scheme, the first connecting head 8 and the inner sleeve 6 are integrally formed, so that the connecting strength between the first connecting head 8 and the inner sleeve 6 is improved, and the connection is firm and stable.

Further, in the above technical scheme, the upper end of thorax puncture needle 9 is fixed with second connector 18, second connector 18 cup joints on first connector 8, through threaded connection between second connector 18 and the first connector 8, second connector 18 is connected simply with first connector 8, and the dismouting between thorax puncture needle 9 and the first connector 8 of being convenient for is convenient for change thorax puncture needle 9.

Further, in the above technical scheme, the edge of carousel 17 is fixed with protection lug 19 at the equidistant, integrated machine-shaping between protection lug 19 and the carousel 17 has increased the frictional force between hand and the carousel 17 through protection lug 19, avoids skidding.

Furthermore, in the above technical scheme, the lower pressing plate 12 and the sliding block 7 are integrally formed with the inner sleeve 6, so that the connection strength between the lower pressing plate 12 and the sliding block 7 with the inner sleeve 6 is improved, and the connection is stable and firm.

The implementation mode is specifically as follows: when the thoracic cavity puncture needle is used, the upper end of the connecting pipe 11 is connected with a negative pressure withdrawal injector, the lower pressing disc 12 is extruded, so that the inner sleeve 6 slides in the outer sleeve 1, the thoracic cavity puncture needle 9 is pushed to pass through the first through hole 5 and the second through hole 15 to be pierced into the thoracic cavity of a patient, when the inner sleeve 6 moves in the outer sleeve 1, the sliding block 7 is driven to slide in the sliding groove 2, the front edge and the rear edge of the outer end opening of the sliding groove 2 are respectively provided with a first scale mark 3, the piercing condition is convenient to know by observing the position of the sliding block 7 in the sliding groove 2 or the second scale mark 13 exposed outside on the inner sleeve 6, the piercing depth is controlled, the buffering spring 10 is sleeved on the thoracic cavity puncture needle 9, the buffering spring 10 is simultaneously extruded when the inner sleeve 6 moves in the outer sleeve 1, the piercing speed of the thoracic cavity puncture needle 9 is controlled by the resistance of the buffering spring 10, the piercing depth is convenient to be controlled, and after the piercing depth is controlled, rotate carousel 17, drive threaded rod 16 and rotate, make threaded rod 16 extrude inner skleeve 6, fix spacingly to inner skleeve 6, thereby keep good the degree of depth of piercing, the result of use is improved, threaded connection between fender dish 4 and the outer skleeve 1, thorax pjncture needle 9 passes through threaded connection between second connector 18 and the first connector 8, the dismouting of thorax pjncture needle 9 of being convenient for, be convenient for change thorax pjncture needle 9, this embodiment has specifically solved some doctors that exist among the prior art still can appear the puncture not in place, or the puncture needle gets into the inside excessive phenomenon problem of thorax.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A depth-controlled lancing device comprising an outer sleeve (1), characterized in that: the improved structure of the inner sleeve is characterized in that sliding grooves (2) are formed in the left side and the right side of the outer sleeve (1), first scale marks (3) are arranged on the front edge and the rear edge of an outer side port of each sliding groove (2), a blocking disc (4) is nested at a bottom port of the outer sleeve (1), a first through hole (5) is formed in the middle of the blocking disc (4), a base (14) is fixed to the lower end of the blocking disc (4), a second through hole (15) is formed in the middle of the base (14), the diameter of the second through hole (15) is the same as that of the first through hole (5), an inner sleeve (6) is nested inside the outer sleeve (1), the inner sleeve (6) is slidably connected with the outer sleeve (1), sliding blocks (7) are fixed to the bottoms of the left side and the right side of the inner sleeve (6), the sliding blocks (7) are nested in the sliding grooves (2), and a first connecting head (8) is fixed to the middle of the lower side of the inner sleeve (6), the lower extreme of first connector (8) is connected with thorax pjncture needle (9), the diameter of first through-hole (5) is greater than the cross-section circle diameter of thorax pjncture needle (9), buffer spring (10) have been cup jointed in the outside of thorax pjncture needle (9), the upper end of buffer spring (10) is connected with the bottom of inner skleeve (6), the lower extreme of buffer spring (10) and the last side wall connection that keeps off dish (4), the inside of inner skleeve (6) is fixed nested has connecting pipe (11), the lower extreme of connecting pipe (11) is connected with first connector (8), the fixed platen (12) that has been cup jointed down in the upper end outside of inner skleeve (6), the diameter of lower platen (12) is greater than the diameter of outer sleeve (1), both sides surface all is equipped with second scale mark (13) around inner skleeve (6), the left side upper end screw thread nestification of outer sleeve (1) has threaded rod (16), the inner end of the threaded rod (16) is abutted against the surface of the inner sleeve (6), and the outer end of the threaded rod (16) is fixedly sleeved with a turntable (17).

2. A controlled depth lancing apparatus according to claim 1, wherein: keep off and pass through threaded connection between the lower extreme port of dish (4) and outer sleeve (1), keep off integration machine-shaping between dish (4) and base (14), the diameter of base (14) is greater than the diameter of outer sleeve (1), the bottom of base (14) is pasted and is had the silica gel pad.

3. A controlled depth lancing apparatus according to claim 1, wherein: the sliding block (7) is in sliding connection with the sliding groove (2).

4. A controlled depth lancing apparatus according to claim 1, wherein: the first connecting head (8) and the inner sleeve (6) are integrally processed and molded.

5. A controlled depth lancing apparatus according to claim 1, wherein: the upper end of thorax pjncture needle (9) is fixed with second connector (18), second connector (18) cup joint on first connector (8), pass through threaded connection between second connector (18) and first connector (8).

6. A controlled depth lancing apparatus according to claim 1, wherein: protection lugs (19) are fixed on the edge of the rotary table (17) at equal intervals, and the protection lugs (19) and the rotary table (17) are integrally machined and molded.

7. A controlled depth lancing apparatus according to claim 1, wherein: and the lower pressing plate (12) and the sliding block (7) are integrally machined and molded with the inner sleeve (6).