CN210019554U

CN210019554U - Bendable elastic puncture outfit casing

Info

Publication number: CN210019554U
Application number: CN201920188307.7U
Authority: CN
Inventors: 金欣; 李桂林; 郑亚茹; 王楠楠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-03
Filing date: 2019-02-03
Publication date: 2020-02-07
Anticipated expiration: 2029-02-03

Abstract

The utility model discloses a flexible elasticity puncture ware sleeve pipe belongs to surgery laparoscopic surgery field. The utility model discloses a main casing pipe, main sheathed tube one end is connected with the puncture siphonozooid, the main part of puncture siphonozooid be the flexible elasticity body of making by elastic material, flexible elasticity body is the rigid coupling root with main bushing's one end, the other end of flexible elasticity body is the puncture pointed end, main sheathed tube other end be the blind end, the center preparation of blind end has puncture hole I, puncture hole I and puncture siphonozooid are on same axis. The utility model discloses have flexible elasticity body, the apparatus of the angle of being convenient for and radian gets into, and it is convenient to adjust.

Description

Bendable elastic puncture outfit casing

Technical Field

The utility model relates to a puncture outfit sleeve, which belongs to the technical field of the surgical laparoscopic surgery.

Background

The existing puncture outfit casing, such as the puncture outfit casing used for laparoscope and the like, or the puncture tubular body is made of rigid material and cannot be bent, or a section of bent part is specially arranged, but the structure is complex, and the instruments with angles and radians are inconvenient to enter and control. Or the structure of the airtight sealing protective cover of the puncture outfit casing is complex, the connection mode of the airtight sealing protective cover and the main casing is complex, the cost is high, the operation is inconvenient, and the time and the convenience of the operation are influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a flexible elastic puncture outfit sleeve which is provided with a flexible elastic tube body, is convenient for the instrument with angle and radian to enter and is convenient to adjust.

The utility model discloses a realize through following technical scheme: the utility model provides a flexible elasticity puncture ware sleeve pipe, includes main sleeve pipe, main sheathed tube one end is connected with the puncture siphonozooid, the main part of puncture siphonozooid be the flexible elasticity body of making by elastic material, flexible elasticity body is the rigid coupling root with main sheathed tube connected's one end, the other end of flexible elasticity body is puncture pointed end, main sheathed tube other end be the blind end, the center preparation of blind end has puncture hole I, puncture hole I and puncture siphonozooid are on the same axis.

Further, the utility model discloses still include sealed visor, even have flexible connector between sealed visor and the sheathed tube lateral wall of main, the one end opening of sealed visor make sealed visor can nest in the main sleeve pipe on, the other end of sealed visor is outer closed end, there is puncture hole II in the center of outer closed end, puncture hole II and puncture hole I and puncture tubulose are on same axis when sealed visor nestification is on the main sleeve pipe.

As an improvement, a sealing membrane with a puncture notch is arranged on the puncture hole II.

As an improvement, the sealing protective cover is made of a soft elastic material, the aperture of the puncture hole II is smaller than the outer diameter of the puncture sheath core, and the puncture hole II and the puncture sheath core penetrating through the puncture hole II form interference fit sealing.

The inner wall of the sealing protective cover is buckled with the outer wall of the main sleeve through a buckle mechanism, and the buckle mechanism comprises a clamping groove and a raised buckle capable of being buckled into the clamping groove; the clamping groove is formed on the outer wall of the main sleeve, and the protruding buckle is formed on the inner wall of the sealing protective cover; or the clamping groove is formed on the inner wall of the sealing protective cover, and the protruding buckle is formed on the outer wall of the main sleeve.

As an improvement, a sealing membrane with a puncture notch is arranged on the puncture hole I.

As an improvement, the closed end of the main sleeve is made of soft elastic materials, the aperture of the puncture hole I is smaller than the outer diameter of the puncture sheath core, and the puncture hole I and the puncture sheath core penetrating through the puncture hole I form interference fit sealing.

Further, the outer surface of the piercing tubular body is smooth.

Furthermore, the fixed connection root part of the puncture tubular body, the bendable elastic tube body and the puncture tip are integrally formed by hard elastic materials.

Furthermore, the puncture tubular body is made of a silica gel material.

The utility model has the advantages that: the utility model discloses have flexible elasticity body, the apparatus of the angle of being convenient for and radian gets into, and it is convenient to adjust, is particularly useful for laparoscopic surgery. The utility model discloses the sheathed tube flexible elasticity body of puncture ware, simple structure, low in manufacturing cost can save a large amount of costs as disposable medical instrument. The utility model discloses a flexible connector will seal the visor and link to each other with the main casing pipe, simple structure, and convenient to use has very high popularization and application and worth.

Drawings

The invention will be further explained below with reference to the drawings and examples.

FIG. 1 is a cross-sectional view of a front view of the present invention;

fig. 2 is a schematic view illustrating an opened state of the sealing protection cover of the present invention;

fig. 3 is a schematic view of the puncture tubular body according to the present invention in a bent state;

FIG. 4 is a schematic view of the interior of the present invention after passing through the puncture sheath core;

FIG. 5 is a top view of FIG. 1 with an embodiment of a sealing membrane having a puncture cut in puncture hole II;

FIG. 6 is a top view of FIG. 1 with an embodiment of a puncture II having an interference fit with the puncture sheath core;

fig. 7 is a cross-sectional view a-a of fig. 1.

In the figure, 1, a sealing protective cover, 11, an outer closed end, 2, a main sleeve, 21, a closed end, 3, a puncture tubular body, 31, a fixed connection root, 32, a bendable elastic tubular body, 33, a puncture tip, 4, a flexible connector, 5, puncture holes I, 6, puncture holes II, 7, a sealing membrane with a puncture incision, 8, a puncture sheath core, 9, a clamping groove, 10 and a convex buckle.

Detailed Description

The present invention will be further described with reference to the following examples.

The bendable elastic puncture outfit cannula shown in fig. 1-7 comprises a main cannula 2, one end of the main cannula 2 is connected with a puncture tubular body 3, the main body of the puncture tubular body 3 is a bendable elastic tubular body 32 made of elastic material, and the elastic material is preferably flexible elastic material with certain hardness and smooth surface, such as silica gel, rubber, plastic and the like. The one end that flexible elasticity body 32 and main sleeve pipe 2 are connected is rigid coupling root 31, and the other end of flexible elasticity body 32 is puncture most advanced 33, the other end of main sleeve pipe 2 be closed end 21, the center of closed end is made has puncture hole I5, puncture hole I5 and puncture tubulose 3 are on same axis, are convenient for puncture sheath core 8 to pass.

The utility model discloses still including sealed visor 1 for puncture ware sheathed tube gas tightness is better. A flexible connector 4 is connected between the sealing protective cover 1 and the side wall of the main casing 2, the flexible connector 4 can be made of plastic, rubber and the like, and as shown in fig. 2, the sealing protective cover 1 can be opened and closed conveniently through the flexible connector 4. The opening at one end of the sealing protective cover 1 enables the sealing protective cover 1 to be nested on the main casing 2, the other end of the sealing protective cover 1 is an outer closed end 11, a puncture hole II 6 is formed in the center of the outer closed end, and when the sealing protective cover 1 is nested on the main casing 2, the puncture hole II 6, the puncture hole I5 and the puncture tubular body 3 are on the same axis. The inner wall of the sealing protective cover 1 is buckled with the outer wall of the main sleeve 2 through a buckling mechanism, and the buckling mechanism comprises a clamping groove 9 and a convex buckle 10 capable of being buckled into the clamping groove 9; the clamping groove 9 is formed on the outer wall of the main sleeve 2, and the convex buckle 10 is formed on the inner wall of the sealing protective cover 1; or the clamping groove 9 is formed on the inner wall of the sealing protective cover 1, and the convex buckle 10 is formed on the outer wall of the main sleeve 2. The protruding buckle 10 can be a whole circle of protruding, also can be a plurality of bellying of ring cloth, and draw-in groove 9 can be the groove of whole circle annular groove also can be the multistage ring cloth, and the two should the adaptation. The buckling mechanism is used for preventing the sealing protective cover from loosening when the puncture sheath core is pulled out.

The puncture hole II 6 is provided with a sealing membrane 7 with a puncture incision, such as a cross-shaped or a meter-shaped incision.

The sealing protective cover 1 is made of soft elastic materials, the aperture of the puncture hole II 6 is smaller than the outer diameter of the puncture sheath core, the puncture hole II 6 and the puncture sheath core 8 penetrating through the puncture hole II 6 form interference fit sealing, for example, the outer diameter of the puncture sheath core 8 is 4mm, and the aperture of the puncture hole II 6 is 3 mm.

A sealing film 7 with a puncture incision, such as a cross-shaped or a rice-shaped incision, is arranged on the puncture hole I5, so that an instrument can conveniently pass through the puncture hole, and the sealing performance is improved.

The closed end of the main casing 2 is made of soft elastic materials, the aperture of the puncture hole I5 is smaller than the outer diameter of the puncture sheath core, and the puncture hole I5 and the puncture sheath core 8 penetrating through the puncture hole I5 form interference fit sealing.

The outer surface of the puncture tubular body 3 is smooth.

The fixed root 31, the flexible elastic tube 32 and the puncture tip 33 of the puncture tubular body 3 are integrally formed of a hard elastic material.

The puncture tubular body 3 is made of a silica gel material.

The utility model discloses have flexible elasticity body, the apparatus of the angle of being convenient for and radian gets into, and it is convenient to adjust, is particularly useful for laparoscopic surgery. The utility model discloses the sheathed tube flexible elasticity body of puncture ware, simple structure, low in manufacturing cost can save a large amount of costs as disposable medical instrument. The utility model discloses a flexible connector will seal the visor and link to each other with the main casing pipe, simple structure, and convenient to use has very high popularization and application and worth.

Claims

1. The utility model provides a flexible elasticity puncture ware sleeve pipe, includes main sleeve pipe (2), and the one end of main sleeve pipe (2) is connected with puncture siphonozooid (3), its characterized in that: the main part of puncture siphonozooid (3) be flexible elasticity body (32) by elastic material makes, the one end that flexible elasticity body (32) and main sleeve pipe (2) are connected is rigid coupling root (31), the other end of flexible elasticity body (32) is puncture pointed end (33), the other end of main sleeve pipe (2) be blind end (21), the center preparation of blind end has puncture hole I (5), puncture hole I (5) and puncture siphonozooid (3) are on same axis.

2. The bendable resilient piercer cannula of claim 1, wherein: still include sealed visor (1), even have flexible connector (4) between the lateral wall of sealed visor (1) and main sleeve pipe (2), the one end opening of sealed visor (1) make sealed visor (1) nestification in main sleeve pipe (2) on, the other end of sealed visor (1) is outer blind end (11), the center of outer blind end has puncture hole II (6), puncture hole II (6) and puncture hole I (5) and puncture siphonozooid (3) are on same axis when sealed visor (1) nestification is on main sleeve pipe (2).

3. The bendable resilient piercer cannula of claim 2, wherein: and a sealing film (7) with a puncture cut is arranged on the puncture hole II (6).

4. The bendable resilient piercer cannula of claim 2, wherein: the sealing protective cover (1) is made of soft elastic materials, the aperture of the puncture hole II (6) is smaller than the outer diameter of the puncture sheath core, and the puncture hole II (6) and the puncture sheath core penetrating through the puncture hole II form interference fit sealing.

5. The bendable resilient piercer cannula of claim 2, wherein: the inner wall of the sealing protective cover (1) is buckled with the outer wall of the main sleeve (2) through a buckle mechanism, and the buckle mechanism comprises a clamping groove (9) and a raised buckle (10) capable of being buckled into the clamping groove (9); the clamping groove (9) is formed in the outer wall of the main sleeve (2), and the protruding buckle (10) is formed in the inner wall of the sealing protective cover (1); or the clamping groove (9) is formed on the inner wall of the sealing protective cover (1), and the convex buckle (10) is formed on the outer wall of the main sleeve (2).

6. The bendable resilient piercer cannula of claim 1, wherein: and a sealing film (7) with a puncture incision is arranged on the puncture hole I (5).

7. The bendable resilient piercer cannula of claim 1, wherein: the closed end of the main casing (2) is made of soft elastic materials, the aperture of the puncture hole I (5) is smaller than the outer diameter of the puncture sheath core, and the puncture hole I (5) and the puncture sheath core penetrating through the puncture hole I form interference fit sealing.

8. The bendable resilient piercer cannula of claim 1, wherein: the outer surface of the puncture tubular body (3) is smooth.

9. The bendable resilient piercer cannula of claim 1, wherein: the fixed connection root (31), the bendable elastic tube body (32) and the puncture tip (33) of the puncture tubular body (3) are integrally formed by hard elastic materials.

10. The bendable resilient penetrator cannula of claim 1, 8 or 9, wherein: the puncture tubular body (3) is made of silica gel material.