CN219148667U

CN219148667U - Thoracic closed drainage puncture set

Info

Publication number: CN219148667U
Application number: CN202222132747.5U
Authority: CN
Inventors: 王�华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-06-09
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to the field of closed thoracic drainage equipment, and discloses a closed thoracic drainage puncture set which comprises a puncture assembly, a drainage tube and an adapter assembly, wherein the puncture assembly comprises a puncture member and an expansion member, the expansion member comprises a supporting part and an expansion sleeve for penetrating the puncture member, an operation cavity opposite to the expansion sleeve is arranged on the supporting part, and the length of the puncture member is larger than that of the expansion member. The utility model can effectively reduce operation wound and postoperative pain of patients by matching the puncture member and the expansion member, and is very suitable for clinical popularization and application.

Description

Thoracic closed drainage puncture set

Technical Field

The utility model relates to the field of closed thoracic drainage equipment, in particular to a closed thoracic drainage puncture set.

Background

Closed drainage of the thoracic cavity is one of the most commonly used surgical techniques in thoracic surgery, and is operated by placing one end of a drainage tube into the thoracic cavity and the other end of the drainage tube into a lower water sealed bottle/drainage bag than the drainage tube so as to exhaust gas or collect liquid in the thoracic cavity, and re-expanding lung tissues to restore functions. The closed thoracic drainage is widely applied to drainage of a blood chest, a pneumothorax and a abscess chest and after thoracotomy as a treatment means, and plays an important role in treating diseases.

The clinical conventional closed thoracic drainage method is that after local anesthesia, a conventional disinfection drape is used, skin is cut at a puncture drainage point, an incision is made, hemostatic forceps are inserted into the hemostatic forceps to separate muscle tissues layer by layer, the thoracic drainage tube with a side hole is clamped by the hemostatic forceps and inserted through the incision, the incision is sutured, the thoracic drainage tube is fixed through skin suture, the thoracic drainage tube is prevented from sliding out of a pleural cavity, the thoracic drainage tube is externally connected with a water sealed bottle or bag closed drainage device, after the treatment purpose is achieved, the suture for fixing the thoracic drainage tube is cut off, and the thoracic drainage tube is pulled out. However, the method requires a trained surgeon to perform surgery to insert the thoracic closed drainage tube, the surgical trauma is large, and the pain of the postoperative patient is obvious.

Disclosure of Invention

The utility model aims to provide a closed thoracic drainage puncture set, which solves the problems of great surgical wounds and obvious postoperative pain of patients in the closed thoracic drainage method in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a thorax closed drainage puncture suit, includes puncture subassembly, drainage tube and switching subassembly, and puncture subassembly includes puncture spare and expander, and the expander includes supporting part and is used for wearing to establish the expansion sleeve of puncture spare, is provided with the operation chamber just right with the expansion sleeve on the supporting part, and the length of puncture spare is greater than the length of expander.

The principle and the advantages of the scheme are as follows: during practical application, in this technical scheme, the puncture subassembly is used for carrying out the thorax puncture to the patient, and specific medical personnel only need carry out the skin breaking in advance of small-size on the puncture drainage point, then wears to establish the puncture piece in the extension piece to utilize the puncture piece to carry out skin puncture, because the length of puncture piece is greater than extension piece length, can guarantee to puncture in place. At this moment, the expansion piece can puncture in the skin under the guide of puncture piece in step, then take out the puncture piece and wear to establish the puncture drainage tube along the expansion piece and get into the puncture drainage point of skin to utilize switching subassembly to connect collection device such as drainage bag can, convenient operation.

The beneficial effects of this technical scheme lie in:

1. in the technical scheme, through the cooperation of the puncture part and the expansion part, the surgical wound and postoperative pain of a patient can be effectively reduced. In addition, the expansion piece has the function of expanding and guiding on one hand, and on the other hand, the auxiliary supporting and fixing puncture piece also has the function of supporting and fixing puncture piece, so that the stability of puncture is ensured.

2. In this technical scheme, through setting the length of puncture spare to be greater than the length of extension piece, can guarantee to puncture in place, simultaneously, through the length difference between the reasonable setting two, can also realize the accurate accuse of puncture distance, improve the precision of puncture.

Preferably, as an improvement, the puncture element comprises a limiting cap and a needle rod which are integrally designed, and the limiting cap can be propped against the supporting part of the expansion element.

In the technical scheme, the needle bar is used for puncturing and can penetrate through the expanding piece; the limiting cap plays a limiting role, when the limiting cap is propped against the supporting part of the expansion piece, namely, the needle rod is in the deepest puncture state, so that the injury to the viscera of a patient caused by over-deep puncture can be avoided, and the safety of closed drainage puncture of the thoracic cavity is ensured.

Preferably, as an improvement, the outer wall of the needle bar is arranged smoothly, and a first thread section is arranged at one end of the needle bar, which is close to the needle point.

In this technical scheme, through setting the outer wall of needle bar to smooth can reduce puncture resistance, through setting up first screw thread section at the pointed end of needle bar, in the puncture process, can convert rotation driving force into axial puncture power, be convenient for operating personnel grasp the puncture dynamics, avoid direct vertical puncture excessively and cause the damage to patient's viscera.

Preferably, as a modification, the support portion is provided externally with an anti-slip groove.

In this technical scheme, antiskid recess plays skid-proof effect, can increase the frictional force between medical personnel and the supporting part, avoids droing.

Preferably, as an improvement, the expansion sleeve comprises a transition section and an expansion section, the transition section and the expansion section are coaxially arranged, and the diameter of the transition section is larger than that of the expansion section.

In this technical scheme, the changeover portion plays the effect of transition, connection, through setting the diameter of changeover portion to be greater than the diameter of expansion section, can guarantee the stability of connection.

Preferably, as an improvement, a reinforcing rib is fixed between the supporting part and the transition section, and a ventilation valve is arranged on the transition section.

In this technical scheme, the stability of being connected between supporting part and the expansion sleeve can further be increased in the setting of stiffening rib, through set up the valve of ventilating on the changeover portion, can conveniently give up or put liquid, ensures that the puncture is in place.

Preferably, as an improvement, a second thread section is arranged on the outer wall of the expansion section, and a smooth section is arranged between the bottom end of the second thread section and the bottom end of the expansion sleeve.

In this technical scheme, smooth section's setting is mainly in order to confirm the puncture degree of depth, and smooth section needs get into skin when the puncture generally, and the second screw thread section mainly plays the spacing effect of puncture, and after the puncture is taken place, the second screw thread section can increase the frictional force between skin and the puncture sleeve pipe, avoids the back of puncture to retract.

Preferably, as a modification, the length of the smooth section is 1-2cm.

In the technical scheme, the length of the smooth section is 1-2cm, which accords with the common puncture depth in clinic, and has broad spectrum applicability.

Preferably, as a modification, the inner diameter of the expansion section is 5.5mm, 6.5mm or 7.5mm.

In the technical scheme, the inner diameter of the expansion section is set to be 5.5mm, 6.5mm or 7.5mm, so that the Fr15, fr18 and Fr22 drainage tubes can be ensured to smoothly penetrate, and the structural design is reasonable.

Preferably, as an improvement, the switching component is detachably connected to the end part of the drainage tube, and the drainage tube is provided with a flow regulating valve.

In the technical scheme, the switching component is used for connecting the drainage tube with the collection container such as the drainage bag, and the switching component is arranged in a detachable mode with the drainage tube, so that the switching component can be prevented from obstructing the early-stage puncturing process; the drainage tube in this technical scheme is chest end area side opening area Mark point drainage tube, perhaps is the drainage tube of cross drainage groove and side opening for the front end, and during the specific use, can select in a flexible way according to actual demand. In addition, the drainage tube has a certain supporting force (built-in steel wire or high-strength material), so that the chest muscle can be prevented from being shrunken.

Drawings

FIG. 1 is a front view of a piercing member according to embodiment 1 of the present utility model.

Fig. 2 is a front view of the stent in embodiment 1 of the present utility model.

FIG. 3 is an assembled schematic view of the puncture assembly according to embodiment 1 of the present utility model.

FIG. 4 is a schematic diagram showing connection of the drainage tube and the adapter in embodiment 1 of the present utility model.

Detailed Description

The following is a detailed description of embodiments, but embodiments of the utility model are not limited thereto. The technical means used in the following embodiments are conventional means well known to those skilled in the art unless otherwise specified; the experimental methods used are all conventional methods; the materials, reagents, and the like used are all commercially available.

Reference numerals in the drawings of the specification include: the needle bar comprises a limit cap 1, a needle bar 2, a first thread section 3, a supporting part 4, an expansion sleeve 5, an operation cavity 6, a transition section 7, an expansion section 8, a ventilation valve 9, a reinforcing rib 10, a second thread section 11, a drainage tube 12 and an adapter 13.

Example 1

Example 1 is substantially as shown in figures 1-4 of the accompanying drawings: a thoracic closed drainage puncture set, which comprises a puncture assembly, a drainage tube 12 and an adapter assembly.

The puncture assembly is used for skin puncture, and the puncture assembly comprises a puncture member and a dilation member, and the length of the puncture member is greater than that of the dilation member. Wherein, as shown in fig. 1, the puncture member comprises a limit cap 1 and a needle bar 2, wherein the limit cap 1 is mushroom-shaped, the needle bar 2 is vertically arranged and is coaxial with the limit cap 1, and the top end of the needle bar 2 is fixed at the middle part of the bottom end of the limit cap 1. The bottom of needle bar 2 is the needle point, and the outer wall of needle bar 2 is smooth to be set up, and the bottom outer wall of needle bar 2 is provided with first screw thread section 3.

As shown in fig. 2, the expansion member includes a support portion 4 and an expansion sleeve 5 for penetrating the needle shaft 2. The whole supporting part 4 is in a truncated cone-shaped structure, and the top end of the supporting part 4 can be propped against the limit cap 1. The middle part of the supporting part 4 is provided with a vertically penetrating operation cavity 6, and the operation cavity 6 is used for the needle bar 2 to penetrate. An anti-slip groove (not shown) is provided on the outer wall of the support portion 4. The expansion sleeve 5 is coaxially arranged with the supporting part 4, and the expansion sleeve 5 comprises a transition section 7 and an expansion section 8 which are integrally formed, wherein the transition section 7 and the expansion section 8 are all arranged in a transparent manner, and the diameter of the transition section 7 is larger than that of the expansion section 8. The transition section 7 is provided with a ventilation valve 9, and a reinforcing rib 10 is fixed between the transition section 7 and the supporting part 4; the inner diameter of the expansion section 8 is 5.5mm, the lower part of the expansion section 8 is provided with a smooth section, the length of the smooth section is 1-2cm, and the outer wall of the expansion section 8 above the smooth section is provided with a second thread section 11.

As shown in FIG. 4, the adapter assembly is used for connecting the drainage tube 12 with the collecting device, and comprises an adapter 13 inserted into the end part of the drainage tube 12, and a dust cap is connected to the adapter 13 in a threaded manner. In this embodiment, drainage tube 12 is Fr15 drainage tube 12, and drainage tube 12 is provided with a side hole and Mark point, and drainage tube 12 is provided with a flow regulating valve (not shown in the figure).

The specific implementation process is as follows: when the closed drainage puncture of the thoracic cavity is performed, firstly, medical staff only needs to perform small-size pre-skin breaking on a puncture drainage point, then the needle bar 2 is penetrated into the expansion sleeve 5, and the needle bar 2 penetrates out of the expansion sleeve 5 to be positioned outside the sleeve so as to be convenient for puncture, and the state shown in fig. 3 is shown.

Skin puncture is performed by using the needle bar 2, and the needle bar 2 can be rotated to convert the rotating force into vertical puncture force during puncture, so that excessive disposable puncture caused by improper force grasping is avoided. The dilating cannula 5 can be synchronously penetrated into the skin under the guidance of the needle bar 2, and after the puncturing is in place, the second thread segment 11 can limit the position of the puncturing cannula so as to avoid slipping. And then the needle bar 2 is taken out, the drainage tube 12 is penetrated into a puncture drainage point of the skin along the puncture sleeve, after the puncture is in place, the puncture sleeve is taken down, the adapter 13 is inserted into the end part of the drainage tube 12, and the adapter 13 is used for connecting a drainage bag or a water-sealed bottle, so that the operation is convenient.

According to the utility model, through the cooperation of the puncture part and the expansion part, the surgical wound and the postoperative pain of a patient can be effectively reduced.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. A thoracic closed drainage puncture set, which is characterized in that: including puncture subassembly, drainage tube and switching subassembly, the puncture subassembly includes puncture spare and extension piece, the extension piece includes supporting part and is used for wearing to establish the extension sleeve of puncture spare, is provided with the operating chamber just right with the extension sleeve on the supporting part, the length of puncture spare is greater than the length of extension piece.

2. The closed thoracic drainage puncture set according to claim 1, wherein: the puncture piece comprises a limiting cap and a needle rod which are integrally designed, and the limiting cap can be propped against the supporting part of the expansion piece.

3. The closed thoracic drainage puncture set according to claim 2, wherein: the outer wall of the needle bar is arranged smoothly, and a first thread section is arranged at one end of the needle bar, which is close to the needle point.

4. A closed thoracic drainage puncture set according to claim 3 wherein: an anti-slip groove is formed in the outer portion of the supporting portion.

5. The closed thoracic drainage puncture set according to claim 4, wherein: the expansion sleeve comprises a transition section and an expansion section, wherein the transition section and the expansion section are coaxially arranged, and the diameter of the transition section is larger than that of the expansion section.

6. The closed thoracic drainage puncture set according to claim 5, wherein: reinforcing ribs are fixed between the supporting part and the transition section, and a ventilation valve is arranged on the transition section.

7. The closed thoracic drainage puncture set according to claim 6, wherein: the outer wall of the expansion section is provided with a second thread section, and a smooth section is arranged between the bottom end of the second thread section and the bottom end of the expansion sleeve.

8. The closed thoracic drainage puncture set according to claim 7, wherein: the length of the smooth section is 1-2cm.

9. The closed thoracic drainage puncture set according to claim 8, wherein: the inner diameter of the expansion section is 5.5mm, 6.5mm or 7.5mm.

10. The closed thoracic drainage puncture set according to claim 9, wherein: the switching subassembly can dismantle the tip of connection at the drainage tube, is provided with the flow control valve on the drainage tube.