CN219089570U

CN219089570U - Clinical puncture equipment

Info

Publication number: CN219089570U
Application number: CN202223211865.1U
Authority: CN
Inventors: 刘晔
Original assignee: Jilin province people's hospital
Current assignee: Jilin province people's hospital
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-05-30
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses clinical puncturing equipment, which comprises an external penetrating fixed sleeve and a puncturing needle body, wherein the puncturing needle body is movably sleeved in the external penetrating fixed sleeve, a fixed protection end is fixedly arranged at the end part of the external penetrating fixed sleeve, a groove channel is formed in the fixed protection end, the groove channel is communicated with the external penetrating fixed sleeve, a pressing head is fixedly arranged at the upper end of the puncturing needle body, a puncturing needle head in a detachable mode is arranged at the bottom of the puncturing needle body, the puncturing needle head is triangular or in a straight shape, and the puncturing needle head extends to 20-30mm outside the external penetrating fixed sleeve; the bottom of the pressing head is fixedly provided with a spring set, and a circular bottom plate which is fixedly provided with plastic is matched with the groove channel; the clamping strips are arranged in the groove channels in a protruding mode and are symmetrically arranged, and the clamping strips are matched with butt joint grooves formed in the circumferential surfaces of the pressing heads.

Description

Clinical puncture equipment

Technical Field

The utility model belongs to the technical field of medical treatment, and particularly relates to clinical puncturing equipment.

Background

Puncturing devices are devices commonly used in lumbar puncture procedures in clinical patients, such as central nervous system infections, inflammations (demyelination, vasculitis), tumors, metabolic diseases, and peripheral neuropathies such as GBS, cidp, etc., and may all require testing of cerebrospinal fluid by lumbar puncture to aid in diagnosis and differential diagnosis of the disease.

The plane that the entrance of the domestic puncture outfit is located at present is not divided into an outer annular surface and an inner annular surface, namely, the puncture outfit is adjusted, when the puncture sheath of the puncture outfit is downward and vertical to the horizontal plane, the plane that the entrance is located is parallel to the horizontal plane (as shown in the prior art in fig. 8, the puncture outfit 1 is movably inserted into the puncture sheath 5 to cause the puncture rod 1 to be matched with the puncture sheath 5), the defects exist in the design that after the puncture outfit penetrates into the abdominal cavity of a patient, surgical instruments need to be inserted from the entrance of the puncture sheath, and when instruments with different angles or lengths are used, the puncture outfit is inconvenient to be matched when a puncture outfit user inserts the puncture sheath, so that the puncture outfit is difficult to perform puncture intubation or operation on a preset position by using the instruments.

Meanwhile, as shown in the prior art in fig. 8, when the puncture device 1 and the puncture sheath 5 are in smooth fit with each other due to the flat surface at the end position, in the state of use, in the state of fit between the puncture device 1 and the puncture sheath 5 when different users perform the puncture operation, the puncture device 1 is easy to slip and rotate on the puncture sheath 5, which causes that the puncture device cannot puncture according to the designated (the original incision entering position is changed when the puncture needle enters again due to the triangle or the linear slip and rotation of the puncture needle) pressing angle in the state of use.

Secondly, the puncture equipment in the prior art cannot be matched with a fixed sleeve cavity (a fixed protection bin or a closed bin fixed at the puncture wound position), and the multi-hole joint use cannot be performed.

Disclosure of Invention

The present utility model aims to provide a clinical puncturing device to solve the problems set forth in the background art.

The utility model aims at realizing the following technical scheme: the clinical puncturing device comprises an external penetrating fixed sleeve and a puncturing needle body, wherein the puncturing needle body is movably sleeved in the external penetrating fixed sleeve, a fixed protection end is fixedly arranged at the end part of the external penetrating fixed sleeve, a groove channel is formed in the fixed protection end, the groove channel is communicated with the external penetrating fixed sleeve, a pressing head is fixedly arranged at the upper end of the puncturing needle body, a puncturing needle head in a detachable mode is arranged at the bottom of the puncturing needle body, the puncturing needle head is triangular or in a straight shape, and the puncturing needle head extends to 20-30mm outside the external penetrating fixed sleeve;

the bottom of the pressing head is fixedly provided with a spring set, and a circular bottom plate which is fixedly provided with plastic is matched with the groove channel;

the clamping strips are arranged in the groove channels in a protruding mode and are symmetrically arranged, and the clamping strips are matched with butt joint grooves formed in the circumferential surfaces of the pressing heads.

Further, the outer fixed sleeve that wears is connected with the protective sheath with detachable mode, the protective sheath material is plastic material, and is located the fixed last docking collar and the lower docking collar that are equipped with in protective sheath both ends.

Further, a clamping block is fixedly arranged in the upper butt joint ring and is matched with an annular groove fixedly arranged on the circumference of the outer wall of the outer penetrating fixing sleeve.

Further, the annular grooves are arranged at intervals, the arrangement distance is equal, and at least 3 annular grooves are arranged.

Further, the outer penetrating fixing sleeve is provided with at least 3 sections, and the length of each section of the outer penetrating fixing sleeve is controlled to be 30-50mm.

Further, a sleeve layer is fixedly arranged between the outer penetrating fixing sleeves in each section, and the sleeve layer structure adopts a plastic sleeve layer and is telescopic.

Further, the protective sleeve is matched with an external fixed sleeve cavity, the fixed sleeve cavity is matched into an arc shape, and at least 2 fixing holes matched with the lower butt joint ring of the protective sleeve are formed in the fixed sleeve cavity.

Further, the butt joint ring can be inwards rolled towards one side of the upper butt joint ring along the extending direction of the protective sleeve.

Further, an arc-shaped groove body is arranged at the connection part of the bottom of the fixed protection end and the externally-penetrating fixed sleeve, a plurality of arc-shaped protrusions are arranged in the arc-shaped groove body, and the height of each arc-shaped protrusion is 2-4mm.

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

the utility model discloses a use is novel in order to guarantee to make the pjncture needle body get into business turn over along outer fixed sleeve pipe route under the user state, and pjncture needle body movable sleeve is located outer fixed sleeve pipe and is pressed the fixed spring group that is equipped with in pressure head bottom, and the fixed circular bottom plate that is equipped with plastics in spring group bottom cooperates with the recess passageway, is located the joint strip that is provided with convex and symmetry setting in the recess passageway, and joint strip cooperates with the butt joint groove that opens on the pressure head periphery.

This novel in order to be convenient for ensure under the user state that protective sheath and outer fixed sleeve of wearing pass through detachable mode cooperation, the ring channel interval sets up, and sets up the distance and adopt the equidistance to set up, and the ring channel sets up 3 at least.

In order to increase the bending state of the corresponding external-penetrating fixing sleeve in the using state, the external-penetrating fixing sleeve is provided with at least 3 sections, and the length of each section of the external-penetrating fixing sleeve is controlled to be 30-50mm.

In order to facilitate the external penetrating fixed sleeve to change a certain angle so as to adapt to the insertion pipes or operation instruments with different bending degrees in the use state, a sleeve layer is fixedly arranged between each two external penetrating fixed sleeves, and the sleeve layer structure adopts a plastic sleeve layer and is telescopic.

In order to be convenient for ensure under the user state that the protective sheath cooperates with external fixed cover chamber and uses, protective sheath and external fixed cover chamber cooperation, fixed cover chamber cooperation is the arc, and is located 2 at least with the fixed orifices of the lower butt joint circle complex of protective sheath of cover on the fixed cover chamber, can carry out the porous joint through fixed cover chamber (be fixed in the fixed protection storehouse or the airtight storehouse of puncture wound position) and use, the porous joint uses, outside removing the pore that the puncture body is located, can cooperate with the puncture body through other pore.

Drawings

FIG. 1 is a schematic overall view of the present utility model;

FIG. 2 is a schematic diagram showing the fixed connection of the separator and the hot air disturbance interface according to the present utility model;

FIG. 3 is a schematic diagram of the inside of the hot air disturbance interface of the present utility model;

FIG. 4 is a schematic diagram of the connection of the hot air disturbance interface and the control valve according to the present utility model;

FIG. 5 is a schematic diagram of the connection of the hot air disturbance interface and the control valve according to the present utility model;

FIG. 6 is a schematic diagram of the connection of the hot air disturbance interface and the control valve according to the present utility model;

FIG. 7 is a schematic diagram of the connection of the hot air disturbance interface and the control valve according to the present utility model;

fig. 8 is a prior art schematic.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

1-8, a clinical puncture device comprises an external penetrating fixed sleeve 1 and a puncture needle body 2, wherein the puncture needle body 2 is movably sleeved in the external penetrating fixed sleeve 1, a fixed protection end 3 is fixedly arranged at the end part of the external penetrating fixed sleeve 1, a groove channel is formed in the fixed protection end 3 and is communicated with the external penetrating fixed sleeve 1, a pressing head 4 is fixedly arranged at the upper end of the puncture needle body 2, a puncture needle head in a detachable mode is arranged at the bottom of the puncture needle body 2, the puncture needle head is triangular or in a straight shape, and the puncture needle head extends to 20-30mm outside the external penetrating fixed sleeve 1;

the bottom of the pressing head 4 is fixedly provided with a spring set 5, and a circular bottom plate which is fixedly provided with plastic at the bottom of the spring set 5 is in fit with the groove channel;

the clamping strips 6 which are arranged in the groove channels in a protruding mode and are symmetrically arranged are arranged in the groove channels, and the clamping strips 6 are matched with butt joint grooves formed in the circumferential surfaces of the pressing heads 4.

The outer fixed sleeve 1 is detachably connected with a protective sleeve 7, the protective sleeve 7 is made of plastic, and an upper butt joint ring 8 and a lower butt joint ring 9 are fixedly arranged at two ends of the protective sleeve 7.

The upper butt joint ring 8 is internally provided with a clamping block 10, and the clamping block 10 is matched with an annular groove 11 fixedly arranged on the circumference of the outer wall of the outer penetrating fixed sleeve 1.

In order to ensure that the protective sleeve 7 is detachably engaged with the externally worn fixed sleeve 1 in the use state, a further preferred embodiment of the present utility model is that the annular grooves 11 are arranged at intervals and equidistant from each other, and at least 3 annular grooves 11 are arranged.

In order to facilitate the increase of the bending state of the corresponding externally-threaded fixing sleeve in the use state, a further preferred embodiment of the utility model is that the externally-threaded fixing sleeve 1 is provided with at least 3 sections, and the length of each section of the externally-threaded fixing sleeve 1 is controlled to be 30-50mm.

In order to facilitate the external threading fixation sleeve to change a certain angle to adapt to cannulas or operation instruments with different bending degrees in a use state, a further preferred embodiment of the present utility model is that a sleeve layer 12 is fixedly arranged between each two external threading fixation sleeve 1, and the sleeve layer 12 adopts a plastic sleeve layer and is telescopic.

In order to ensure that the protection sleeve is matched with an external fixing sleeve cavity for use in a use state, a further preferred embodiment of the utility model is that the protection sleeve 7 is matched with the external fixing sleeve cavity, the fixing sleeve cavity is matched into an arc shape, and at least 2 fixing holes 13 matched with the lower butt joint ring 9 of the protection sleeve 7 are formed in the fixing sleeve cavity.

The external fixing sleeve cavity is matched with the fixing cover which is suitable for being fixed at the puncture part of a patient, and the structure can avoid puncture local sealing during use.

In order to facilitate the adjustment of the length of the protective sleeve in use by providing corresponding docking collars in use, a further preferred embodiment of the utility model is that the docking collars 9 are able to be rolled inwardly along the direction of extension of the protective sleeve 7 towards the upper docking collar 8.

In order to facilitate the use of the utility model, a plurality of arc-shaped bulges are arranged in the arc-shaped groove body to ensure that the sleeve is not slipped when the sleeve is in use, and a further preferred embodiment of the utility model is that the connection part between the bottom of the fixed protection end 3 and the externally-penetrated fixed sleeve 1 is provided with an arc-shaped groove body, and the arc-shaped groove body is internally provided with a plurality of arc-shaped bulges, and the height of the arc-shaped bulges is 2-4mm.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A clinical puncturing device, characterized by: the puncture needle comprises an outer penetrating fixed sleeve (1) and a puncture needle body (2), wherein the puncture needle body (2) is movably sleeved in the outer penetrating fixed sleeve (1), a fixed protection end (3) is fixedly arranged at the end part of the outer penetrating fixed sleeve (1), a groove channel is formed in the fixed protection end (3), the groove channel is communicated with the outer penetrating fixed sleeve (1), a pressing head (4) is fixedly arranged at the upper end of the puncture needle body (2), a puncture needle in a detachable mode is arranged at the bottom of the puncture needle body (2), the puncture needle is triangular or in a straight shape, and the puncture needle extends to 20-30mm outside the outer penetrating fixed sleeve (1);

a spring group (5) is fixedly arranged at the bottom of the pressing head (4), and a circular bottom plate which is fixedly provided with plastic at the bottom of the spring group (5) is matched with the groove channel;

the clamping strips (6) are arranged in the groove channels in a protruding mode and are symmetrically arranged, and the clamping strips (6) are matched with butt joint grooves formed in the circumferential surfaces of the pressing heads (4).

2. A clinical puncturing device as claimed in claim 1, wherein: the outer fixed sleeve (1) is detachably connected with the protective sleeve (7), the protective sleeve (7) is made of plastic, and the protective sleeve is fixedly provided with an upper butt joint ring (8) and a lower butt joint ring (9) at two ends of the protective sleeve (7).

3. A clinical puncturing device as claimed in claim 2, wherein: the upper butt joint ring (8) is internally and fixedly provided with a clamping block (10), and the clamping block (10) is matched with an annular groove (11) fixedly arranged on the circumference of the outer wall of the outer penetrating fixing sleeve (1).

4. A clinical puncturing device as claimed in claim 3, wherein: the annular grooves (11) are arranged at intervals, the arrangement distance is equal, and at least 3 annular grooves (11) are arranged.

5. A clinical puncturing device as claimed in claim 4, wherein: the external penetrating fixed sleeve (1) is at least provided with 3 sections, and the length of each section of the external penetrating fixed sleeve (1) is controlled to be 30-50mm.

6. A clinical puncturing device as claimed in claim 3, wherein: and a sleeve layer (12) is fixedly arranged between each two outer penetrating fixing sleeves (1), and the sleeve layer (12) is of a plastic sleeve layer and is telescopic.

7. A clinical puncturing device as claimed in claim 6, wherein: the protective sleeve (7) is matched with an external fixed sleeve cavity, the fixed sleeve cavity is matched into an arc shape, and at least 2 fixing holes matched with the lower butt joint ring (9) of the protective sleeve (7) are formed in the fixed sleeve cavity.

8. A clinical puncturing device as claimed in claim 2, wherein: the butt joint ring (9) can be inwards rolled towards one side of the upper butt joint ring (8) along the extending direction of the protective sleeve (7).

9. A clinical puncturing device as claimed in claim 1, wherein: the connecting part of the bottom of the fixed protection end (3) and the externally-penetrating fixed sleeve (1) is provided with an arc-shaped groove body, a plurality of arc-shaped bulges are arranged in the arc-shaped groove body, and the height of each arc-shaped bulge is 2-4mm.