CN213758468U - Visible pneumoperitoneum needle - Google Patents

Abstract

The utility model belongs to the field of medical equipment, especially, relate to a visual pneumoperitoneum needle, for solving the blind thorn of present ordinary pneumoperitoneum needle and the problem that blunt head whole change is with high costs, set up visual structure and connecting piece on pneumoperitoneum needle, it includes: the air inlet device comprises an air inlet head and an air inlet chamber, wherein the lower end of the air inlet chamber is sequentially connected with a movable chamber and a sleeve, the movable chamber is connected with the sleeve through a connecting piece, the connecting piece is a threaded sleeve, the movable chamber is connected with the sleeve through threaded fit, and the purpose of disassembly and replacement is achieved. The probe is movably arranged in the activity room and the sleeve, an air inlet channel and a line channel are formed in the probe, a visual structural part is arranged in the line channel, one end of the visual structural part is a camera, the other end of the visual structural part is connected with a display instrument, and the actual situation of puncture is displayed in real time. The utility model discloses have visuality and sleeve pipe replacement, the change of the operation of puncturing and blunt nosed sheathed tube of safe convenient more practices thrift medical cost.

Description

Visible pneumoperitoneum needle

Technical Field

The utility model relates to the field of medical treatment, especially, relate to a visual pneumoperitoneum needle.

Background

The pneumoperitoneum needle is a clinical medical instrument for abdominal cavity puncture, is used for establishing pneumoperitoneum in the process of an abdominal operation, increases the internal space of the abdomen, is more convenient to perform the operation, and has the effects of small wound, hidden incision and simple and convenient operation.

However, in practice, when the abdominal cavity is punctured, the fat of a patient is too thick, or the abdominal cavity is adhered to the intestinal tract, the pneumoperitoneum needle is used for blind detection when entering the abdominal cavity, the real situation inside the abdominal cavity cannot be seen, and the intestinal tract is possibly damaged due to the adhesion of the abdominal cavity, so that the pneumoperitoneum needle capable of seeing the internal situation of the abdominal cavity is necessary.

Simultaneously in actual operation, because the sleeve pipe needs to pierce through human top layer and reach the abdominal cavity, frequent use pneumoperitoneum needle can lead to sleeve pipe passivation itself, and the incision that can not be quick passes, causes the misery for the patient, needs to change whole integral type pneumoperitoneum needle this moment, leads to the consumptive material cost of hospital higher, consequently designs a pneumoperitoneum needle that has removable sleeve pipe simultaneously also necessary.

Disclosure of Invention

To the problem that exists, the utility model aims at providing a controllable drainage device of flow can set up flow control mechanism and flow monitoring mechanism on the drainage tube of drainage bag, realizes more accurate regulation drainage speed purpose.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a visuality pneumoperitoneum needle, includes air inlet head and air inlet chamber, its characterized in that: the air inlet chamber lower extreme has connected gradually activity room and sleeve pipe, the activity is provided with the probe in activity room and the sleeve pipe, be provided with visual structure in the probe, visual structure follows the activity room lateral wall is worn into, and stretches into in the probe and extend to the end of probe.

Preferably, an air inlet channel and a wire channel are formed in the probe.

Preferably, the visual structure includes connecting wire 8, camera 14, light 18 and plug 15, camera 14 and light 18 that the one end of connecting wire 8 is connected with, and the other end is connected with plug 15, plug 15 is connected with the display instrument, connecting wire 8 passes the setting of line 11, camera 14 and light 18 are located the end of probe 6.

Preferably, the side wall of the movable chamber is provided with a rubber sealing plug with a hole, and a connecting line penetrates through the rubber sealing plug.

Preferably, the movable chamber is connected with the sleeve through a connecting piece, the connecting piece comprises an upper sleeve and a threaded sleeve, the upper sleeve is integrally arranged at the lower end of the movable chamber, and the threaded sleeve is in threaded fit connection with the upper sleeve and the sleeve.

Preferably, the upper sleeve and the sleeve are the same diameter.

Preferably, the lower end of the upper sleeve is provided with a sealing gasket.

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

1. the visible pneumoperitoneum needle of the utility model is provided with the visible device on the probe of the pneumoperitoneum needle, so that the puncture condition of the pneumoperitoneum needle can be observed in real time, the medical safety is improved, and the effect of convenience and quickness is achieved;

2. the utility model discloses a visual pneumoperitoneum needle is provided with the swivel nut, can realize changing sheathed tube function, and the situation that leads to the smooth silk of activity room screw easily when the setting of swivel nut can avoid sleeve pipe and the direct threaded connection of activity room simultaneously takes place, has the effect of practicing thrift medical cost.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a front view of embodiment 1 of the present invention.

Fig. 2 is an exploded view of portion a of fig. 1.

Fig. 3 is a cross-sectional view of B-B in fig. 1.

Fig. 4 is a front view of embodiment 2 of the present invention.

Fig. 5 is a bottom view of the present invention.

Wherein: 1. the novel multifunctional gas sensor comprises a gas inlet chamber, 2 parts of a handle, 3 parts of a gas inlet head, 4 parts of a movable chamber, 5 parts of a spring, 6 parts of a probe, 7 parts of a gas inlet channel, 8 parts of a connecting line, 9 parts of a sleeve, 901 parts of external threads, 10 parts of a needle head, 11 parts of a wire path, 12 parts of a pipe sleeve, 1201 parts of upper external threads, 1202 parts of a sealing gasket, 13 parts of a screw sleeve, 1301 parts of internal threads, 14 parts of a camera, 15 parts of a plug, 16 parts of a rubber sealing plug, 17 parts of a gas outlet hole and 18 parts of a lighting lamp.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1:

referring to the attached drawings 1-3, a visible veress needle comprises an air inlet 3 and an air inlet chamber 1, wherein the air inlet 3 is integrally connected with the air inlet chamber 1, the air inlet 3 is a cylindrical hollow pipe, the air inlet chamber 1 is a cylinder, the left end and the right end of the air inlet chamber can be used as handles, a handle 2 is arranged at the upper end of the air inlet chamber 1, the handle 2 is also a hollow cylinder, and the visible veress needle is convenient to take. The lower end of the air inlet chamber 1 is sequentially connected with a movable chamber 4 and a sleeve 9, the lower end of the sleeve 9 is a sharp needle head 10, the movable chamber 4 is connected with the sleeve 9 through a connecting piece, a probe 6 is movably arranged in the movable chamber 4 and the sleeve 9, one end of a spring 5 is fixedly arranged at the upper end in the movable chamber 4, the other end of the spring 5 is fixedly arranged on the probe 6 so as to drive the probe 6 to move in the movable chamber 4, the diameter of the spring 5 is larger than the opening diameters of the upper end and the lower end of the movable chamber 4, when an pneumoperitoneum needle penetrates into a human body, resistance is met, the probe 6 compresses the spring 5 and then shrinks into the sleeve 9, a visual structural part is arranged in the probe 6, the visual structural part penetrates through the side wall of the movable chamber 4 and extends into the probe 6 and extends to the tail end of the probe 6, and the lower end of the probe 6 exceeds the needle head 10 of the sleeve 9 when the spring 5 is not compressed or stretched, and will retract into needle 10 when resistance is encountered.

In this embodiment, probe 6 is a cylindric body of rod, and the bottom of probe 6 is the blunt head of confined, oval-shaped intake duct 7 and circular shape line way 11 have been seted up in probe 6, intake duct 7 upper end trompil communicates with each other with activity room 4, it is internal that gas from wherein circulation gets into when intake duct 7 is the pneumoperitoneum needle admit air, venthole 16 has been seted up to the side of probe 6 lower extreme, and venthole 6 link up with intake duct 7, be provided with visual structure spare in the line way 11.

In this embodiment, the movable chamber connection member includes an upper sleeve 12 and a threaded sleeve 13, the upper sleeve 12 is integrally disposed at the lower end of the movable chamber 4, the upper sleeve 12 is a hollow cylindrical tube, the threaded sleeve 13 is in thread fit connection with the upper sleeve 12 and the sleeve 9, an upper external thread 1201 is disposed at the lower end of the upper sleeve 12, an external thread 901 is disposed at the upper end of the sleeve 9, an internal thread 1301 in thread fit with the upper external thread 1201 of the upper sleeve 12 and the external thread 901 of the sleeve 9 is disposed in the threaded sleeve 13, the upper external thread 1201 and the external thread 901 have the same specification, the length of the threaded sleeve 13 is equal to the sum of the lengths of the upper sleeve 12 and the sleeve 9, and the threaded sleeve 13 can be replaced by a passivated sleeve 9.

In this embodiment, the movable chamber connecting member includes an upper sleeve 12 and a threaded sleeve 13, the upper sleeve 12 is integrally disposed at the lower end of the movable chamber 4, and the threaded sleeve 13 is in threaded fit connection with the upper sleeve 12 and the sleeve 9.

In this embodiment, the upper sleeve 12 and the sleeve 9 have the same diameter and the same inner diameter.

In this embodiment, the lower end of the upper sleeve 12 is provided with a sealing gasket 1202, so that the upper sleeve 12 and the sleeve 9 can be connected in a sealing manner by the screw sleeve 13, and the air leakage and the external pollution can be prevented.

In this embodiment, the visual structure includes connecting wire 8, camera 14, light 18 and plug 15, connecting wire 8 one end is connected with camera 14 and the light 18 of infrared high definition, and this camera 14 and light 18 are similar to ureteroscope's camera and light, and the other end is connected with the plug 15 of round hole, connecting wire 8 bonds in lane 11, prevents its activity. Camera 14 and light 18 are located the lower extreme position of probe 6, and camera 14 and light 18 use same connecting wire 8, can realize the illumination simultaneously when using camera 14, have reduced the circuit and make things convenient for clinical use, plug 15 is connected with the display instrument, and the display instrument circular telegram can provide the power for visual structure spare, and the illumination of light and camera make a video recording simultaneous working, and then abdominal cavity's situation when the display instrument can show gas abdominal needle puncture in real time.

In this embodiment, be provided with foraminiferous rubber sealing plug 16 on the lateral wall of activity room 4, rubber sealing plug 16 is a conical rubber buffer, and the size in the hole of rubber sealing plug 16 is the same with the size of connecting wire 8, the top side of probe 6 is seted up the aperture that can pass through connecting wire 8, and the size of this aperture is greater than the size of connecting wire 8, and connecting wire 8 who sets up in lane 11 passes the aperture of probe 6, passes the hole on rubber sealing plug 16 subsequently, then seals with sealed glue fixed between the hole of connecting wire 8 and rubber sealing plug 16, set up the bell mouth with rubber sealing plug 16 complex on the activity room 4, after rubber sealing plug 16 plugged into the bell mouth of activity room 4, also adopt sealed glue to seal between rubber sealing plug 16 and the activity room 4. The connecting wire 8 has a surplus part in the activity chamber 4, which can meet the moving requirement of the probe 6 during activity.

Example 2:

different from the embodiment 1, referring to fig. 4, in this embodiment, the lower end of the air inlet chamber 1 is sequentially connected with the movable chamber 4 and the sleeve 9, and the sleeve 9 is integrally connected with the bottom end of the movable chamber 4 without a connecting piece.

The utility model discloses a principle and use flow:

during the use, be connected the plug 15 of connecting wire 8 with ureteroscope display appearance, aim at patient's abdominal cavity with pneumoperitoneum needle 10 and puncture, the lower extreme of probe 6 meets the resistance and will contracts in syringe needle 10 and the sleeve pipe 9, the actual conditions of puncture can be shown in real time to camera 14 of the visual structure spare that sets up in the probe 6, after syringe needle 10 puncture of pneumoperitoneum needle sleeve pipe 9 lower extreme got into internally, external air supply is connected to inlet head 3, gaseous entering into the abdominal cavity through venthole 17 in the inlet duct 7 that reaches probe 6 through inlet chamber 1 and then aerify.

After the needle 10 of the pneumoperitoneum needle has been dulled, the dulled cannula 9 can be unscrewed from the threaded sleeve 13 with the activity chamber 4 attached, and then the cannula 9 with the sharp needle 10 can be replaced with a new one.

When a veress needle without the sleeve 9, i.e., an integrated veress needle, is used, a new veress needle is directly used for an operation after the needle head 10 is inactivated.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A visual pneumoperitoneum needle comprises an air inlet head (3) and an air inlet chamber (1), and is characterized in that: the air inlet chamber (1) lower extreme has connected gradually activity room (4) and sleeve pipe (9), activity room (4) and sleeve pipe (9) internalization are provided with probe (6), be provided with visual structure in probe (6), visual structure follows activity room (4) lateral wall is worn into, and stretches into in probe (6) and extend to the end of probe (6).

2. A visual veress needle according to claim 1, wherein: an air inlet channel (7) and a wire channel (11) are formed in the probe (6).

3. A visual veress needle according to claim 1 or 2, wherein: the visible structure includes connecting wire (8), camera (14), light (18) and plug (15), camera (14) and light (18) that the one end of connecting wire (8) is connected with, and the other end is connected with plug (15), plug (15) are connected with the display instrument, connecting wire (8) pass line (11) and set up, camera (14) and light (18) are located the end of probe (6).

4. A visual veress needle according to claim 3, wherein: the side wall of the movable chamber (4) is provided with a rubber sealing plug (16) with a hole, and a connecting line (8) penetrates through the rubber sealing plug (16).

5. A visual veress needle according to claim 1, wherein: the movable chamber (4) is connected with the sleeve (9) through a connecting piece, the connecting piece comprises an upper sleeve (12) and a threaded sleeve (13), the upper sleeve (12) is integrally arranged at the lower end of the movable chamber (4), and the threaded sleeve (13) is connected with the upper sleeve (12) and the sleeve (9) in a threaded fit mode.

6. A visual veress needle according to claim 5, wherein: the diameter of the upper sleeve (12) is the same as that of the sleeve (9).

7. A visual veress needle according to claim 6, wherein: and a sealing gasket (1202) is arranged at the lower end of the upper sleeve (12).

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