TWI642402B - Puncture device - Google Patents

Abstract

A puncturing device comprises a body having a tube portion, a tube portion and two shank portions; a clamping member mounted on the body; the clamping member has a clamping seam, and the two clamping portions are located in the clamping portion The slits of the slit are respectively engaged with the latching portions of the body at the two ends; a piercing member has a piercing portion through which the pinch seal of the clip member and a tube portion inserted into the body are inserted. Or a puncturing device comprising a body having a tubular portion and a tubular portion; a clamping member mounted on the body; the clamping member having a sealing seam; a first valve member disposed at the clamp Above the seal; the first valve member has a valve hole; a bundle of seal members is disposed above the first valve member; the bundle seal member has a hole; and a piercing member having a piercing portion for inserting the first a flap hole of a flap, a seal of the bundle seal, a seal seam of the clip, and a tube portion inserted into the body.

Description

Puncture device

The invention relates to medical devices, in particular to the design of a trocar.

A known puncturing device in which the sealing seam is easily deformed by force, thereby causing a poor sealing effect; another known puncturing device can only provide an outer diameter size device insertion, so that it is used during surgery Instruments of different outer diameters are inconvenient, or cause problems of dimensional inconsistency, such as poor sealing or poor sealing after insertion.

Therefore, various defects of the conventional puncturing device still need to be improved.

In view of the above-discussed deficiencies of the prior art, it is a primary object of the present invention to provide a puncturing device that provides a more effective sealing effect.

In view of the above-discussed deficiencies of the prior art, it is a primary object of the present invention to provide a trocar that provides for the insertion of equipment of different sizes.

In order to achieve the above object, the present invention provides a puncturing device comprising a body having a tubular portion, a tubular portion and two latching portions; a clamping member mounted on the body; the clamping member having a clamping seal The slits of the two clamping jaws are respectively located at the opposite ends of the sealing seam and the clamping portions of the body; a piercing member having a puncture portion can be inserted through the sealing seam of the clamping member and inserted into The tube portion of the body.

Thereby, the present invention utilizes the latching portion of the body to fasten the latching portion of the clip, so that the clip seal of the clip can be easily opened and deformed by force, thereby providing a more effective sealing effect.

Preferably, a first valve member is disposed above the clamping member; the first valve member has a valve hole; and further includes a beam seal member disposed above the first valve member; the beam sealing member Has a hole.

Preferably, the first flap has a rim, and the bundle has a ring groove that engages with the rim of the first flap.

Preferably, the first flap has a crimping portion that can be received against the bundle.

Preferably, a second valve member is disposed above the bundle member; the second valve member has a valve aperture.

In order to achieve the above object, the present invention provides a puncturing device comprising: a body having a tubular portion and a tubular portion; a clamping member mounted on the body; the clamping member having a sealing seam; a first flap member disposed above the clip seal member; the first flap member having a flap hole; a bundle seal member disposed above the first flap member; the bundle seal member having a hole; a piercing member, The utility model has a puncture portion through which the valve hole of the first valve member, the sealing hole of the sealing member, the sealing seam of the clamping member, and the tube portion inserted into the body.

Therefore, the bundle seal of the present invention is an elastic material, so that the sealing hole thereof can provide the equipment of different diameters and can be tightly sealed to the piercing portion of the piercing member, and the sealing effect can be achieved. .

Preferably, the first flap has a rim, and the bundle has a ring groove that engages with the rim of the first flap.

Preferably, the first flap has a crimping portion that can be received against the bundle.

Preferably, a second valve member is disposed above the bundle member; the second valve member has a valve aperture.

(1) ‧‧‧ Ontology

(10) ‧‧‧ first ontology

(11) ‧‧‧ Tube

(12) ‧ ‧ Department of Management

(13) ‧‧‧Cartridge

(20)‧‧‧Second ontology

(23) ‧‧‧Clamping Department

(24) ‧‧‧Card Department

(30)‧‧‧ Seals

(40)‧‧‧Clamps

(42) ‧ ‧ s

(44) ‧ ‧ 掣 Department

(50) ‧‧‧First flap

(52) ‧‧‧Face

(53) ‧‧‧ flap

(56) ‧ ‧ rim

(57) ‧‧‧Retraction

(60) ‧‧‧Bundle seals

(62) ‧‧‧ Sealing

(66) ‧‧‧ Ring groove

(70)‧‧‧Second valve

(72) ‧‧‧Face

(73) ‧ ‧ s

(80) ‧‧‧End caps

(83) ‧‧‧Clamping Department

(90)‧‧‧Puncture parts

(91)‧‧‧Puncture Department

(93) ‧‧‧Cartridge

Figure 1 is a combined perspective view of a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of a preferred embodiment of the present invention.

Figure 3 is an exploded perspective view of a preferred embodiment of the present invention.

Fig. 4 is a cross-sectional view showing the assembly of the piercing member without inserting a preferred embodiment of the present invention.

Figure 5 is a combined top view of a preferred embodiment of the present invention.

Fig. 6 is a cross-sectional view taken along line 6-6 of Fig. 5 in the direction of secant.

Fig. 7 is a cross-sectional view taken along line 7-7 in the fifth drawing.

The present invention will be further described with reference to the accompanying drawings and embodiments. As shown in FIG. 1 to FIG. 3, the present invention provides a puncturing device comprising: a body (1) including a first body (10) And a second body (20), and a sealing ring (30) is provided between the two for sealing.

The first body (10) has a tubular portion (11), a tubular portion (12), and a snap portion (13).

The second body (20) has a latching portion (23) that can be engaged with the latching portion (13) of the first body (10), and two latching portions (24).

a clip (40) is mounted on the first body (10) of the body (1); the clip (40) has a seal seam (42), the clip (40) has two cards The crotch portion (44) is located at both ends of the long slit of the sealing seam (42), and the two latching portions (24) of the second body (20) of the body (1) and the card of the clamping member (40) respectively The head (44) is stuck.

a first valve member (50) is disposed above the clamping member (40); the first valve member (50) has a valve hole (52), a plurality of petals (53), and a ring edge (56) .

a bundle of seals (60) disposed above the first valve member (50); the bundle seal member (60) having a hole (62), a ring groove (66) and the first valve member (50) The rim (56) is snapped.

a second valve member (70) is disposed above the beam seal member (60); the second valve member (70) has a valve hole (72) having a larger aperture than the first valve member (50) The aperture of (52), and a plurality of lobes (73) are formed at the periphery of the lobes (52).

The end cap (80) is carried on the second body (20) and has a snap portion (83).

a piercing member (90) having a puncture portion (91) for penetrating the flap hole (72) of the second flap member (70), the flap hole (52) of the first flap member (50), and the pinch seal a sealing seam (42) of the member (40), and a tube portion (12) inserted into the body (1), and a locking portion (83) of the engaging portion (93) and the end cap member (80) Card access.

As shown in Fig. 4, a sectional view of the piercing member (90) is not inserted, wherein the latch portion (24) of the body (1) fastens the latch portion (44) of the clip member (40). The sealing seam (42) of the sealing member (40) can be arbitrarily opened without being deformed by force, and the sealing seam (42) of the sealing member (40) is in a state of being hermetically sealed.

Thus, the present invention thus provides a more effective sealing effect.

And the insertion state thereof, as shown in FIG. 5 to FIG. 7, wherein the sealing seam (42) of the sealing member (40) is stretched by the puncture portion (91) of the piercing member (90); The bundle seal (60) is an elastic material, so that the sealing hole (62), which can provide different diameters of the equipment, can tightly seal the puncture portion (91) of the piercing member (90), and still Can achieve the sealing effect.

In addition, the flap (52) of the first flap (50) prevents the clip (40) from being pulled back and deformed while the piercing member (90) or the instrument is pulled back, and the second flap The orifice (72) of (70) prevents the bundle seal (60) from being pulled back and deformed.

Furthermore, the abutting portion (57) of the first flap member (50) can be brought against the bundle seal member (60), so that the seal hole (62) of the bundle seal member (60) increases the sealing property, especially for Different rod diameters.

Although the present invention is exemplified above, it can be broadly claimed to provide a puncturing device comprising: a body (1) having a tubular portion (11), a tubular portion (12), and two latching portions (24); a clamping member (40) is mounted on the body (1); the clamping member (40) has a sealing seam (42), and the two clamping portions (44) are located at the long slit of the sealing seam (42) The two ends are respectively engaged with the latching portion (24) of the body (1); a piercing member (90) has a puncture portion (91) through which the sealing seam of the clip member (40) can be inserted (42) And a tube portion (12) inserted into the body (1).

The following may be arbitrarily combined as described above, further comprising a first valve member (50) disposed above the clip member (40); the first flap member (50) having a flap hole (52); further comprising a bundle of seal members (60) disposed above the first valve member (50); the bundle seal member (60) has a hole (62).

The following may be arbitrarily combined as follows, the first flap (50) has a rim (56) having a ring groove (66) and a rim (56) of the first flap (50). Pick up.

The following may be arbitrarily combined as above, the first flap (50) having a crimping portion (57) that can be brought against the bundle seal (60).

The following may be combined as desired, further comprising a second valve member (70) disposed above the bundle seal member (60); the second valve member (70) having a valve aperture (72).

The present invention can also broadly claim to provide another puncturing device comprising: a body (1) having a tubular portion (11), a tubular portion (12); and a clamping member (40) mounted on the body ( 1); the clip (40) has a clip seam (42); a first flap (50) is disposed above the clip (40); the first flap (50) has a flap a hole (52); a bundle of seals (60), disposed above the first valve member (50); the bundle seal member (60) has a hole (62); a piercing member (90) having a puncture portion (91) for penetrating the flap hole (52) of the first flap member (50), the sealing hole (62) of the bundle seal member (60), and the clip member (40) a sealing seam (42) and a tube portion (12) inserted into the body (1).

The following may be arbitrarily combined as follows, the first flap (50) has a rim (56) having a ring groove (66) and a rim (56) of the first flap (50). Pick up.

The following may be arbitrarily combined as above, the first flap (50) having a crimping portion (57) that can be brought against the bundle seal (60).

The following may be combined as desired, further comprising a second valve member (70) disposed above the bundle seal member (60); the second valve member (70) having a valve aperture (72).

The above has described in detail the preferred embodiments of the invention. It will be appreciated that many modifications and variations can be made in the present invention without departing from the scope of the invention. Therefore, any technical solution that can be obtained by a person skilled in the art according to the prior art by logic analysis, reasoning or limited experiment according to the prior art should be within the scope of protection determined by the request item.

Claims (5)

A puncturing device comprises: a body (1) having a tubular portion (11), a tubular portion (12), two latching portions (24), and a clamping member (40) mounted on the body ( 1); the clamping member (40) has a clamping seam (42), and the two clamping portions (44) are located at the opposite ends of the sealing seam (42) and the locking portion of the body (1) (24) a puncture member (90) having a puncture portion (91) through which a sealing seam (42) of the enclosing member (40) and a tube portion inserted into the body (1) are inserted ( 12). The puncturing device of claim 1, further comprising a first flap (50) disposed above the clip (40); the first flap (50) having a flap (52); The trocar further includes a bundle of seals (60) disposed above the first flap (50); the bundle seal (60) has a hole (62). The trocar of claim 2, wherein the first valve member (50) has a rim (56) having a ring groove (66) and a ring of the first valve member (50) The edge (56) is snapped. The trocar of claim 2, wherein the first flap (50) has a crimping portion (57) that can be received against the bundle seal (60). The trocar according to claim 2 or 3 or 4, further comprising a second valve member (70) disposed above the bundle seal member (60); the second valve member (70) having a valve aperture (72).