CN222605139U - A new type of combined venipuncture device - Google Patents

Abstract

The utility model provides a novel venipuncture combination device, which relates to the field of puncture needles and comprises a barrel, wherein both sides of the barrel are fixedly connected with a taking sheet, the front surface of the barrel is detachably connected with a syringe, the back surface of the barrel is fixedly communicated with a needle tube, the front surface of the needle tube is fixedly communicated with an auxiliary tube, the inner cavity of the auxiliary tube is detachably connected with a probe, and the opening at the rear end of the probe is crescent-shaped.

Description

Novel venipuncture combination device

Technical Field

The utility model belongs to the field of puncture needles, and particularly relates to a novel venipuncture combined device.

Background

Venipuncture is a common medical procedure for inserting needles or catheters into a patient's vein, during anesthesia and surgery, for delivering anesthetic drugs, maintaining venous access, monitoring patient vital signs, etc., and a venipuncture combination device is generally a medical instrument for performing venipuncture and catheter placement in clinical medicine for purposes of infusion, transfusion, drug administration, or blood collection, etc.;

the existing puncture needle is mostly linear, medical staff needs to obliquely insert the puncture needle into the skin of a patient in the process of puncturing, the hands of the medical staff are easy to contact with the body of the patient in the process of obliquely puncturing, and meanwhile, the body of the patient possibly affects the hand action of the medical staff, so that the puncture work of the patient is blocked, and the puncture needle is difficult to accurately find a puncture point.

In summary, the present utility model provides a novel venipuncture assembly device to solve the above-mentioned problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides the following technical scheme:

The utility model provides a novel venipuncture combination device, includes the barrel, the equal fixedly connected with piece of taking in both sides of barrel, the front of barrel can be dismantled and be connected with the syringe, the fixed intercommunication in the back of barrel has the needle tubing, the fixed intercommunication in the front of needle tubing has the auxiliary tube, the inner chamber of auxiliary tube can be dismantled and be connected with the probe, the opening of probe rear end is crescent, the rear end of probe extends to the inner chamber of needle tubing to can dismantle with the inner chamber of needle tubing and be connected, the positive fixedly connected with pushing piece of probe.

Further, in the present utility model, the length of the syringe is 5cm and the length of the probe is 8 cm.

Further, in the utility model, the angle at the joint of the cylinder body and the needle tube is 120 degrees.

Further, in the utility model, the surface of the auxiliary pipe is provided with threads, the surface of the auxiliary pipe is connected with a sealing cover in a threaded manner, and the inner cavity of the sealing cover is provided with a sealing gasket.

Further, in the utility model, the inner cavity of the needle tube is provided with a sealing ring, and the inner wall of the sealing ring is in sliding connection with the surface of the probe.

The utility model has the following beneficial effects:

According to the utility model, the barrel, the injector, the needle tube and the probe are arranged for forming the equipment main body, wherein the needle tube and the probe are used for penetrating the skin, the injector is used for extracting blood or injecting liquid medicine, and the taking piece is arranged for taking the barrel conveniently, so that a certain distance exists between the hand of a medical staff and the skin of a patient when in puncture work due to the fact that an included angle of 120 degrees exists between the barrel and the needle tube, the situation that the puncture position is deviated due to the fact that the hand of the medical staff bumps the body of the patient by mistake in the puncture process is prevented, the probe can accurately find a puncture point, and because the opening at the rear end of the probe is crescent-shaped and symmetrical sharp-spikes are arranged up and down, the needle can be better matched with the surface of the probe in the process of penetrating the skin, and the puncture accuracy is further improved.

Drawings

FIG. 1 is a schematic view of the bottom plan construction of the present utility model;

FIG. 2 is a schematic side plan view of the present utility model;

FIG. 3 is a schematic view showing the separation of the needle tube and the probe according to the present utility model;

FIG. 4 is a schematic view showing a rear view of the auxiliary tube and the sealing cap of the present utility model in a separated state;

fig. 5 is a schematic rear view of a needle cannula according to the present utility model.

In the figure:

1. Barrel, 2, taking piece, 3, injector, 4, needle tube, 5, auxiliary tube, 6, probe, 7, pushing piece, 8, sealing cover, 9, sealing gasket, 10 and sealing ring.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are set forth below, along with the accompanying drawings. Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. The embodiments of the present disclosure need not be defined to include all aspects of the present utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a number of ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the disclosure may be used alone or in any suitable combination with other aspects of the disclosure.

Example 1

As shown in fig. 1-5, in a first embodiment of the present utility model, the embodiment provides a novel venipuncture combination device, which comprises a barrel 1, wherein both sides of the barrel 1 are fixedly connected with a taking piece 2, the front surface of the barrel 1 is detachably connected with an injector 3, the back surface of the barrel 1 is fixedly communicated with a needle tube 4, the front surface of the needle tube 4 is fixedly communicated with an auxiliary tube 5, the inner cavity of the auxiliary tube 5 is detachably connected with a probe 6, the opening at the rear end of the probe 6 is crescent-shaped, the rear end of the probe 6 extends to the inner cavity of the needle tube 4 and is detachably connected with the inner cavity of the needle tube 4, and the front surface of the probe 6 is fixedly connected with a pushing piece 7.

As shown in fig. 1 to 5, a cartridge 1, a syringe 3, a needle tube 4 and a probe 6 are used to construct a device body, wherein the needle tube 4 and the probe 6 are used to pierce the skin, the syringe 3 is used to draw blood or inject anesthetic, and the cartridge 1 can be easily taken by a taking piece 2.

Example 2

Referring to fig. 1, a second embodiment of the present utility model is based on the previous embodiment.

In this embodiment, the length of the syringe 3 is 5 cm and the length of the probe 6 is 8 cm.

The angle at the joint of the cylinder 1 and the needle tube 4 is 120 degrees.

As shown in fig. 1, because the included angle between the cylinder body 1 and the needle tube 4 is 120 degrees, when the puncture is performed, a certain distance exists between the hand of a medical staff and the skin of a patient, so that the situation that the puncture position is deviated due to the fact that the hand of the medical staff bumps the body of the patient by mistake in the puncture process is prevented, the puncture point can be accurately found by the probe 6, and because the opening at the rear end of the probe 6 is crescent, symmetrical spikes are arranged up and down, and therefore, the hand can be better matched with the surface of the probe 6 in the skin puncture process, and the puncture precision is further improved.

Example 3

Referring to fig. 4, a third embodiment of the present utility model is based on the first two embodiments.

In the embodiment, the surface of the auxiliary pipe 5 is provided with threads, the surface of the auxiliary pipe 5 is connected with a sealing cover 8 in a threaded manner, and a sealing gasket 9 is arranged in an inner cavity of the sealing cover 8.

The inner cavity of the needle tube 4 is provided with a sealing ring 10, and the inner wall of the sealing ring 10 is in sliding connection with the surface of the probe 6.

As shown in fig. 4, by providing the sealing cap 8 and the sealing gasket 9, when the probe 6 is taken out from the inside of the auxiliary tube 5, the rear end of the auxiliary tube 5 can be sealed by using the sealing cap 8, thereby preventing the leakage, the sealing gasket 9 is used for sealing the gap between the auxiliary tube 5 and the sealing cap 8, preventing the leakage, and the sealing ring 10 is used for protecting the gap between the needle tube 4 and the probe 6, and preventing blood from oozing out through the auxiliary tube 5 during the puncturing process.

When the needle cannula is used, the needle cannula 4 can be inserted into the skin of a patient by taking the taking piece 2, and an included angle of 120 degrees is formed between the needle cannula 4 and the barrel 1, so that a certain distance exists between the hand of a medical staff and the skin of the patient when the needle cannula is used for puncturing, the situation that the puncturing position is deviated due to the fact that the patient is mistakenly touched in the puncturing process is prevented, the puncturing point can be accurately found by the probe 6, the opening at the rear end of the probe 6 is crescent-shaped, symmetrical sharp points are arranged up and down, the needle cannula can be better matched with the surface of the probe 6 in the puncturing process, the puncturing accuracy is further improved, the probe 6 can be driven to move by pushing the pushing piece 7 after the needle cannula is inserted, the probe 6 can be further punctured into the skin, after the needle cannula is punctured, the probe 6 can be taken out by pulling the pushing piece 7, the sealing cover 8 is arranged at the rear end of the auxiliary tube 5 after the needle cannula is taken out, the needle cannula is sealed, and then anesthetic is injected by the injector 3.

Standard parts used in the file of the application can be purchased from market, and can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, the control mode is controlled automatically by a controller, a control circuit of the controller can be realized by simple programming of a person skilled in the art, the application belongs to common general knowledge in the art, and the application is mainly used for protecting mechanical devices, so the application does not explain the control mode and circuit connection in detail.

While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Those skilled in the art will appreciate that various modifications and adaptations can be made without departing from the spirit and scope of the present utility model. Accordingly, the scope of the utility model is defined by the appended claims.

Claims (5)

1. The novel venipuncture combined device comprises a barrel body (1) and is characterized in that two sides of the barrel body (1) are fixedly connected with a taking piece (2), an injector (3) is detachably connected to the front face of the barrel body (1), a needle tube (4) is fixedly communicated with the back face of the barrel body (1), an auxiliary tube (5) is fixedly communicated with the front face of the needle tube (4), a probe (6) is detachably connected to the inner cavity of the auxiliary tube (5), an opening at the rear end of the probe (6) is crescent-shaped, the rear end of the probe (6) extends to the inner cavity of the needle tube (4) and is detachably connected with the inner cavity of the needle tube (4), and a pushing piece (7) is fixedly connected to the front face of the probe (6).

2. The novel venipuncture assembly as claimed in claim 1, wherein the length of the syringe (3) is 5 cm and the length of the probe (6) is 8 cm.

3. The novel venipuncture assembly as claimed in claim 1, wherein the angle at the joint of the cylinder (1) and the needle tube (4) is 120 degrees.

4. The novel venipuncture combination device as set forth in claim 1, wherein the surface of the auxiliary tube (5) is provided with threads, the surface of the auxiliary tube (5) is connected with a sealing cover (8) in a threaded manner, and a sealing gasket (9) is arranged in an inner cavity of the sealing cover (8).

5. The novel venipuncture assembly as set forth in claim 4, wherein the inner cavity of the needle tube (4) is provided with a sealing ring (10), and the inner wall of the sealing ring (10) is in sliding connection with the surface of the probe (6).