CN211049546U

CN211049546U - Disposable sterile cannula puncture outfit

Info

Publication number: CN211049546U
Application number: CN201921609983.3U
Authority: CN
Inventors: 侯贵兵
Original assignee: Shuangjiu Medical Technology Tianjin Co ltd
Current assignee: Shuangjiu Medical Technology Tianjin Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-21
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a disposable sterile cannula puncture outfit, which comprises a puncture needle body, a cannula component and a sealing component, wherein the cannula component is sleeved on the puncture needle body, and the upper end of the puncture needle body extends to the upper part of the cannula component and is fixedly connected with a needle seat; be equipped with fixed baseplate on the thimble assembly, slidable mounting has the vacuum storehouse on the fixed baseplate lateral wall, vacuum storehouse bottom ring is to evenly being equipped with the through-hole, the sealed chock plug that is equipped with on the through-hole, fixed surface installs the pull rod on the chock plug, the pull rod other end extends to vacuum storehouse top and fixed connection pull ring, fixed baseplate upper end fixed mounting has the handle, handle upper portion is equipped with seal assembly, the handle lateral wall is equipped with the air inlet, be equipped with the valve on the air inlet, utilize the vacuum storehouse to adsorb on the patient body surface, avoid operation in-process sleeve pipe puncture ware to produce the slip obscission, the thimble assembly can carry out certain bending simultaneously, the use of the surgical instruments that has certain camber has been made things convenient for, bring bigger success rate for the operation, moreover.

Description

Disposable sterile cannula puncture outfit

Technical Field

The utility model relates to the technical field of medical equipment, specifically a disposable aseptic sleeve puncture ware.

Background

The filler of the casing puncture outfit is made of poly hydroxy acid ester and stainless steel, the casing is made of polyurethane, the filler is provided with a transparent tapered optical element, the casing puncture outfit is a surgical operation instrument, the casing puncture outfit is mainly used for providing a passage for an endoscope and the surgical instrument to enter and exit an abdominal cavity while ensuring the abdominal tightness after the abdominal cavity is punctured in a laparoscopic operation, the minimally invasive surgical operation has the outstanding advantages of small wound, less blood loss, light operation pain, quick recovery, short hospitalization day, no scar or small scar after the operation and the like, the casing puncture outfit is rapidly developed and popularized in China in recent decade, and most hospitals above county level can carry out the operation at present.

The disposable sleeve puncture outfit in the prior art adopts the form of combining the fixed sleeve and the puncture inner core, the sleeve can not be fully fixed after puncture, the pain of a patient can be aggravated and the recovery of a wound after operation can be influenced by slight movement of the sleeve and friction with the wound in the operation process, and the disposable sleeve puncture outfit is limited by the existing hard puncture outfit, so that a surgical instrument with certain curvature can not enter, and a great deal of inconvenience is brought to the operation process.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model aims to provide a disposable aseptic sleeve puncture ware to solve above-mentioned problem.

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

a disposable sterile cannula puncture outfit comprises a puncture needle body, a cannula component and a sealing component, wherein the cannula component is sleeved on the puncture needle body and is formed by connecting a plurality of mutually matched high polymer material pipe fittings, a boss and a groove are arranged at the joint of the high polymer material pipe fittings in a clearance mounting way, the bottom of the puncture needle body is in a sharp-point shape, and the upper end of the puncture needle body extends to the upper part of the cannula component and is fixedly connected with a needle seat; be equipped with fixed baseplate on the thimble assembly, slidable mounting has the vacuum storehouse on the fixed baseplate lateral wall, and vacuum storehouse bottom ring is to evenly being equipped with the through-hole, and the sealed chock plug that is equipped with on the through-hole, fixed surface installs the pull rod on the chock plug, the pull rod other end extends to vacuum storehouse top and fixed connection pull ring, pull rod and vacuum storehouse sliding connection, and fixed baseplate upper end fixed mounting has the handle, and handle upper portion is equipped with seal assembly, and the handle lateral wall is equipped with the air inlet, is equipped with the valve on the air inlet.

In one alternative: and a distance sensor is arranged on the needle base.

In one alternative: handles are symmetrically arranged on the side wall of the needle base.

In one alternative: the vacuum cabin is provided with a T-shaped platform on the end face contacting with the fixed base, and the side wall of the fixed base is provided with a T-shaped groove matched with the T-shaped boss.

In one alternative: the sleeve pipe assembly and the fixing base are fixed in a welding mode.

In one alternative: the pull rod is equipped with rubber seal with the vacuum chamber junction, and the symmetry is equipped with the lantern ring on the vacuum chamber lateral wall, and the articulated buckle that is used for fixing a position the vacuum chamber that installs of vacuum chamber upper surface.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

1. the puncture needle is provided with the puncture needle body, the sleeve pipe assembly and the vacuum bin, the vacuum bin is adsorbed on the body surface of a patient, the phenomenon that the sleeve pipe puncture outfit slides and falls off in the operation process is avoided, meanwhile, the sleeve pipe assembly can be bent to a certain degree, the use of an operation instrument with a certain curvature is facilitated, a higher success rate is brought to the operation, and the puncture needle is simple in structure, convenient and practical;

2. the distance sensor is arranged, so that a doctor can conveniently and accurately puncture the sleeve puncture outfit into the body of a patient, the condition that a great deal of trouble is brought to the operation process due to the fact that the puncture depth does not meet the requirement is avoided, and the method is simple and effective.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a three-dimensional view of the puncture needle body, cannula assembly and needle hub of the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-puncture needle body, 2-sleeve assembly, 3-fixed base, 4-plug sheet, 5-lantern ring, 6-vacuum chamber, 7-handle, 8-sealing assembly, 9-handle, 10-needle seat, 11-valve, 12-air inlet, 13-buckle, 14-pull ring, 15-distance sensor.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 and 2, in an embodiment of the present invention, a disposable sterile cannula puncture device includes a puncture needle body 1, a cannula assembly 2 and a sealing assembly 8, the cannula assembly 2 is sleeved on the puncture body 1, the cannula assembly 2 is formed by connecting a plurality of mutually matched polymer material tubes, a boss and a groove are disposed at a gap between the polymer material tubes, so as to ensure that the cannula assembly 2 can be bent to a certain extent without falling off, the bottom of the puncture needle body 1 is in a sharp-pointed shape, the upper end of the puncture needle body 1 extends to the upper side of the cannula assembly 2 and is fixedly connected with a needle base 10, a handle 9 is symmetrically disposed on the side wall of the needle base 10, the handle 9 can more conveniently puncture the puncture needle body 1 into a patient, and simultaneously, the puncture needle body 1 can be conveniently pulled out of the patient after the puncture is finished; the vacuum sleeve component is characterized in that a fixing base 3 is arranged on the sleeve component 2, the sleeve component 2 and the fixing base 3 are welded and fixed, a vacuum bin 6 is slidably mounted on the side wall of the fixing base 3, the vacuum bin 6 is of an annular structure, a T-shaped table is arranged on the end face, in contact with the fixing base 3, of the vacuum bin 6, a T-shaped groove matched with the T-shaped boss is arranged on the side wall of the fixing base 3, through holes are uniformly and annularly formed in the bottom of the vacuum bin 6, a plug piece 4 is hermetically arranged on each through hole, a pull rod is fixedly mounted on the upper surface of the plug piece 4, the other end of the pull rod extends to the upper side of the vacuum bin 6 and is fixedly connected with a pull ring 14, the pull rod is slidably connected with the vacuum bin 6, a rubber sealing ring is arranged at the connection position of the pull rod and the vacuum bin 6, lantern rings 5 are, the upper part of the handle 7 is provided with a sealing component 8, the side wall of the handle 7 is provided with an air inlet 12, and the air inlet 12 is provided with a valve 11; when in use, the needle base 10 and the handle 9 are firstly held tightly by hands, the puncture needle body 1 is inserted into the cannula assembly 2 through the sealing assembly 8, the spine-shaped structure at the bottom of the puncture needle body 1 slightly extends out of a part of the bottom of the cannula assembly 2, then the cannula puncture outfit is inserted into the abdominal soft tissue incision of a patient, the puncture needle body 1 drives the cannula assembly 2 to completely pass through the skin tissue of the human body, after the puncture is finished, the vacuum chamber 6 is adjusted to slide up and down along the fixed base 3, so that the bottom of the vacuum chamber 6 is tightly attached to the body surface of the patient, the vacuum chamber 6 is fixed by pulling the buckle 13, the pull ring 14 is pulled, the pull ring 14 drives the plug piece 4 to separate from the through hole, the vacuum chamber 6 is adsorbed and fixed on the body surface of the patient, the phenomenon that the cannula puncture outfit slides and falls off in the surgical process is avoided, then the puncture needle body 1 is pulled out of the cannula assembly 2, the use of surgical instruments with certain curvature is facilitated, a higher success rate is brought to the operation, after the operation is finished, the surgical instruments and the cannula puncture device are pulled out together, and the device is lower in cost, simple in structure, convenient and practical.

Example 2

Please refer to fig. 3, the embodiment of the present invention differs from embodiment 1 in that, further, in order to facilitate the control of the depth of puncture of the cannula puncture device in the patient body by the doctor, the needle base 10 is provided with the distance sensor 15, the distance sensor 15 is a sensor for sensing the distance between the cannula puncture device and a certain object to complete a predetermined function, the application is wide, and will not be described herein again, the distance sensor 15 can accurately display the length of the cannula puncture device in the patient body, thereby avoiding the situation of bringing about a lot of troubles in the operation process due to the fact that the puncture depth is not in accordance with the requirement, and being simple and effective.

The utility model discloses a theory of operation is: when the utility model is used, the needle seat 10 and the handle 9 are firstly held by hands, the puncture needle body 1 is inserted into the sleeve pipe component 2 through the sealing component 8, the spine-shaped structure at the bottom of the puncture needle body 1 slightly extends out of a part of the bottom of the sleeve pipe component 2, then the sleeve pipe puncture outfit is inserted into the abdominal soft tissue incision of a patient, the puncture needle body 1 drives the sleeve pipe component 2 to completely pass through the skin tissue of the human body, after the puncture is finished, the vacuum chamber 6 is adjusted to slide up and down along the fixed base 3, so that the bottom of the vacuum chamber 6 is clung to the body surface of the patient, the vacuum chamber 6 is fixed by the toggle buckle 13, the pull ring pulls 14, the pull ring 14 drives the plug piece 4 to separate from the through hole, the vacuum chamber 6 is adsorbed and fixed on the body surface of the patient, the phenomenon that the puncture needle body slips and falls off during the operation is avoided, then the puncture needle, because the thimble assembly 2 can carry out certain crooked, made things convenient for the use of the surgical instruments that have certain camber, brought bigger success rate for the operation, after the operation, with surgical instruments together with the sleeve pipe puncture ware extract can, simple structure, convenient and practical.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A disposable sterile cannula puncture outfit comprises a puncture needle body (1), a cannula component (2) and a sealing component (8), and is characterized in that the cannula component (2) is sleeved on the puncture needle body (1), the cannula component (2) is formed by connecting a plurality of mutually matched high polymer material pipe fittings, bosses and grooves are arranged between the high polymer material pipe fittings at intervals and at the joints, the bottom of the puncture needle body (1) is in a sharp-prick shape, and the upper end of the puncture needle body (1) extends to the upper part of the cannula component (2) and is fixedly connected with a needle seat (10); be equipped with on thimble assembly (2) fixed baseplate (3), slidable mounting has vacuum storehouse (6) on fixed baseplate (3) lateral wall, and vacuum storehouse (6) bottom hoop evenly is equipped with the through-hole, and the through-hole is gone up the sealed stopper piece (4) that is equipped with, and fixed surface installs the pull rod on stopper piece (4), the pull rod other end extends to vacuum storehouse (6) top and fixed connection pull ring (14), pull rod and vacuum storehouse (6) sliding connection, and fixed baseplate (3) upper end fixed mounting has handle (7), and handle (7) upper portion is equipped with seal assembly (8), and handle (7) lateral wall is equipped with air inlet (12), is equipped with valve (11) on air inlet (12).

2. A single use sterile cannula puncture device according to claim 1, characterized in that a distance sensor (15) is provided on the needle hub (10).

3. A single-use sterile cannula puncture device according to claim 1, characterized in that the handle (9) is symmetrically arranged on the side wall of the needle holder (10).

4. The disposable sterile cannula puncture device according to claim 1, wherein the end surface of the vacuum chamber (6) contacting with the fixed base (3) is provided with a T-shaped platform, and the side wall of the fixed base (3) is provided with a T-shaped groove matching with the T-shaped platform.

5. A single-use sterile cannula piercer according to claim 1, wherein said cannula assembly (2) and said fixation base (3) are fixed by welding.

6. The disposable sterile cannula puncture device according to any one of claims 1 to 5, wherein a rubber sealing ring is arranged at the joint of the pull rod and the vacuum chamber (6), lantern rings (5) are symmetrically arranged on the side wall of the vacuum chamber (6), and a buckle (13) for positioning the vacuum chamber (6) is hinged on the upper surface of the vacuum chamber (6).