CN204411361U - A kind of tumor effusion drainage device - Google Patents
A kind of tumor effusion drainage device Download PDFInfo
- Publication number
- CN204411361U CN204411361U CN201420807279.XU CN201420807279U CN204411361U CN 204411361 U CN204411361 U CN 204411361U CN 201420807279 U CN201420807279 U CN 201420807279U CN 204411361 U CN204411361 U CN 204411361U
- Authority
- CN
- China
- Prior art keywords
- slide bar
- piercing needle
- driving mechanism
- rubber bag
- bag tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of tumor effusion drainage device, comprise piercing needle, piercing needle end is connected with connection tube, connection tube end is connected with drain driving mechanism, drain driving mechanism is connected to accommodation bottle, be provided with two independently drainage tubes in the inner chamber of described piercing needle, two drainage tubes are connected to a cushion chamber symmetrically; Drain driving mechanism comprises a rubber bag tank, and be provided with an ellipsoid rotor in rubber bag tank, ellipsoid rotor is connected with rotary electric machine by connecting axle; Two ring-type catch are provided with in connection tube, a slide bar is provided with between two ring-type catch, the end face that slide bar is positioned at piercing needle side is provided with baffle plate, the arranged outside of baffle plate has caulking gum layer, slide bar is positioned at the end face of drain driving mechanism side for conical, between conical end face and the sidewall of slide bar, be provided with flowing hole.This utility model can improve the deficiencies in the prior art, decreases pressure oscillation during drain.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of tumor effusion drainage device.
Background technology
In the process for the treatment of tumor, the hydrops around to tumor is needed to carry out drain discharge.Chinese utility model patent CN 203874178 U discloses a kind of tumor hydrops drainage device, easy and simple to handle, time saving and energy saving when carrying out the drain of tumor hydrops for patient, decreases patient's sense of discomfort.But, this drainage device be still use traditional puncture needle to connect drainage tube to carry out drain, and use stretching tube to carry out negative pressure absorbing, this structure when drain along with the stretching of stretching tube and contraction, the fluctuation of drain pressure can be caused, obvious pain can be brought to patient.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of tumor effusion drainage device, can solve the deficiencies in the prior art, decreases pressure oscillation during drain.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of tumor effusion drainage device of improvement, comprise piercing needle, piercing needle end is connected with connection tube, connection tube end is connected with drain driving mechanism, drain driving mechanism is connected to accommodation bottle, be provided with two independently drainage tubes in the inner chamber of described piercing needle, two drainage tubes are connected to a cushion chamber symmetrically, and the interface angle of drainage tube and cushion chamber is 25 ° ~ 35 °; Drain driving mechanism comprises a rubber bag tank, be provided with an ellipsoid rotor in rubber bag tank, ellipsoid rotor is connected with rotary electric machine by connecting axle, and the seam of connecting axle and rubber bag tank is provided with sealing ring, ellipsoid rotor and rubber bag tank interference fit, accommodation bottle is connected with rubber bag tank; Two ring-type catch are provided with in connection tube, a slide bar is provided with between two ring-type catch, the end face that slide bar is positioned at piercing needle side is provided with baffle plate, the arranged outside of baffle plate has caulking gum layer, slide bar is positioned at the end face of drain driving mechanism side for conical, between conical end face and the sidewall of slide bar, be provided with flowing hole, slide bar and connection tube matched in clearance, slide bar alternatively contacts with ring-type catch and coordinates.
As preferably, the end of described piercing needle is provided with hard washer, is enclosed with yielding rubber layer outside hard washer.
As preferably, described rubber bag tank arranged outside has spring band, and one end of spring band is provided with several locating rings, and the other end of spring band is provided with one and selects a hook be connected and fixed with locating ring.
The beneficial effect that brings of technique scheme is adopted to be: this utility model, by arranging two independently drainage tubes, utilizes two drainage tubes mutually to intersect convection action at accommodation bottle place, the pressure oscillation of the hydrops in two drainage tubes is cancelled out each other.Hydrops flow velocity after entering accommodation bottle reduces, and can slacken pressure wave momentum further.Whole drainage system realizes the drain to hydrops by the rotation of ellipsoid rotor, ellipsoid rotor is by periodically driving the enlargement and contraction of rubber bag tank, rubber bag tank is made to produce extruding motive force to hydrops, compared with the mode of the flexible generation motive force of stretching tube in prior art, this rotation mode can realize continuous action, and reduces the fluctuating margin of pressure.Slide bar according to the change of hydrops pressure, slides in connection tube between two ring-type catch.When reverse pressure appears in hydrops, baffle plate and annular catch fit tightly, and can stop the backflow of hydrops; When positive pressure replied by hydrops, conical end face contacts with ring-type catch, and hydrops flows out from flowing hole.The slip of slide bar can suppress the pressure oscillation produced in ellipsoid rotor rotation process.Hard washer can make the combination stability of piercing needle and site of puncture improve, and the yielding rubber layer in outside can cushion the activity of patient body, reduces the relative displacement of the piercing needle when patient body is movable.By changing the degree of tightness power of spring band, can control the rotating speed of ellipsoid rotor, thus eliminating the arrangements for speed regulation of the complexity in the rotary electric machine external world, reducing costs.
Accompanying drawing explanation
Fig. 1 is the structure chart of this utility model detailed description of the invention.
Fig. 2 is the structure chart of piercing needle in this utility model detailed description of the invention.
Fig. 3 is the structure chart of slide bar in connection tube inside in this utility model detailed description of the invention.
Fig. 4 is the structure chart of ellipsoid rotor in this utility model detailed description of the invention.
In figure: 1, piercing needle; 2, connection tube; 3, accommodation bottle; 4, drainage tube; 5, cushion chamber; 6, rubber bag tank; 7, ellipsoid rotor; 8, rotary electric machine; 9, connecting axle; 10, sealing ring; 11, ring-type catch; 12, slide bar; 13, baffle plate; 14, caulking gum layer; 15, flowing hole; 16, yielding rubber layer; 17, hard washer; 18, spring band; 19, locating ring; 20, link up with; 21, guiding gutter.
Detailed description of the invention
The standardized element used in this utility model all can be commercially, shaped piece all can carry out customized according to description with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding, stickup ripe in prior art, is not described in detail in this.
With reference to Fig. 1-4, this utility model detailed description of the invention comprises piercing needle 1, piercing needle 1 end is connected with connection tube 2, connection tube 2 end is connected with drain driving mechanism, drain driving mechanism is connected to accommodation bottle 3, be provided with in the inner chamber of described piercing needle 1 two independently drainage tube 4, two drainage tubes 4 be connected to a cushion chamber 5 symmetrically, drainage tube 4 is 30 ° with the interface angle of cushion chamber 5; Drain driving mechanism comprises a rubber bag tank 6, an ellipsoid rotor 7 is provided with in rubber bag tank 6, ellipsoid rotor 7 is connected with rotary electric machine 8 by connecting axle 9, connecting axle 9 is provided with sealing ring 10 with the seam of rubber bag tank 6, ellipsoid rotor 7 and rubber bag tank 6 interference fit, accommodation bottle 3 is connected with rubber bag tank 6; Two ring-type catch 11 are provided with in connection tube 2, a slide bar 12 is provided with between two ring-type catch 11, the end face that slide bar 12 is positioned at piercing needle 1 side is provided with baffle plate 13, the arranged outside of baffle plate 13 has caulking gum layer 14, slide bar 12 is positioned at the end face of drain driving mechanism side for conical, between conical end face and the sidewall of slide bar 12, be provided with flowing hole 15, slide bar 11 and connection tube 2 matched in clearance, slide bar 12 alternatively contacts with ring-type catch 11 and coordinates.By arranging two independently drainage tubes 4, utilizing two drainage tubes 4 mutually to intersect convection action at accommodation bottle 3 place, the pressure oscillation of the hydrops in two drainage tubes 4 is cancelled out each other.Hydrops flow velocity after entering accommodation bottle 3 reduces, and can slacken pressure wave momentum further.Whole drainage system realizes the drain to hydrops by the rotation of ellipsoid rotor 7, ellipsoid rotor 7 is by periodically driving the enlargement and contraction of rubber bag tank 6, rubber bag tank 6 pairs of hydrops are made to produce extruding motive force, compared with the mode of the flexible generation motive force of stretching tube in prior art, this rotation mode can realize continuous action, and reduces the fluctuating margin of pressure.Slide bar 12 according to the change of hydrops pressure, slides in connection tube 2 between two ring-type catch 11.When reverse pressure appears in hydrops, baffle plate 13 and annular catch 11 fit tightly, and can stop the backflow of hydrops; When positive pressure replied by hydrops, conical end face contacts with ring-type catch 11, and hydrops flows out from flowing hole 15.The slip of slide bar 12 can suppress the pressure oscillation produced in ellipsoid rotor 7 rotary course.The end of piercing needle 1 is provided with hard washer 17, yielding rubber layer 16 is enclosed with outside hard washer 17, hard washer 17 can make piercing needle 1 improve with the combination stability of site of puncture, the yielding rubber layer 16 in outside can cushion the activity of patient body, reduces the relative displacement of the piercing needle 1 when patient body is movable.Rubber bag tank 6 arranged outside has spring band 18, one end of spring band 18 is provided with several locating rings 19, the other end of spring band 18 is provided with one and selects a hook be connected and fixed 20 with locating ring 19, by changing the degree of tightness power of spring band 18, can control the rotating speed of ellipsoid rotor 7, thus eliminate the arrangements for speed regulation of the complexity in rotary electric machine 8 external world, reduce costs.
In addition, the surface of ellipsoid rotor 7 is provided with the guiding gutter 21 of flexure type.Guiding gutter 21 still can retain the passage that hydrops circulates in ellipsoid rotor 7 with rubber bag tank 6 close contact process, can reduce the pressure oscillation that ellipsoid rotor 7 produces in rotary course so further.
Wherein, rotary electric machine 8 can select arbitrarily direct current generator of the prior art or alternating current generator, and structure and the connected mode of motor itself belong to prior art, are not described in detail in this.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the tumor effusion drainage device improved, comprise piercing needle (1), piercing needle (1) end is connected with connection tube (2), connection tube (2) end is connected with drain driving mechanism, drain driving mechanism is connected to accommodation bottle (3), it is characterized in that: in the inner chamber of described piercing needle (1), be provided with two independently drainage tubes (4), two drainage tubes (4) are connected to a cushion chamber (5) symmetrically, and drainage tube (4) is 25 ° ~ 35 ° with the interface angle of cushion chamber (5), drain driving mechanism comprises a rubber bag tank (6), an ellipsoid rotor (7) is provided with in rubber bag tank (6), ellipsoid rotor (7) is connected with rotary electric machine (8) by connecting axle (9), connecting axle (9) is provided with sealing ring (10) with the seam of rubber bag tank (6), ellipsoid rotor (7) and rubber bag tank (6) interference fit, accommodation bottle (3) is connected with rubber bag tank (6), two ring-type catch (11) are provided with in connection tube (2), a slide bar (12) is provided with between two ring-type catch (11), the end face that slide bar (12) is positioned at piercing needle (1) side is provided with baffle plate (13), the arranged outside of baffle plate (13) has caulking gum layer (14), slide bar (12) is positioned at the end face of drain driving mechanism side for conical, flowing hole (15) is provided with between conical end face and the sidewall of slide bar (12), slide bar (11) and connection tube (2) matched in clearance, slide bar (12) alternatively contacts with ring-type catch (11) and coordinates.
2. the tumor effusion drainage device of improvement according to claim 1, it is characterized in that: the end of described piercing needle (1) is provided with hard washer (17), hard washer (17) outside is enclosed with yielding rubber layer (16).
3. the tumor effusion drainage device of improvement according to claim 1, it is characterized in that: described rubber bag tank (6) arranged outside has spring band (18), one end of spring band (18) is provided with several locating rings (19), and the other end of spring band (18) is provided with one and selects a hook be connected and fixed (20) with locating ring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807279.XU CN204411361U (en) | 2014-12-19 | 2014-12-19 | A kind of tumor effusion drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420807279.XU CN204411361U (en) | 2014-12-19 | 2014-12-19 | A kind of tumor effusion drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204411361U true CN204411361U (en) | 2015-06-24 |
Family
ID=53461780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420807279.XU Expired - Fee Related CN204411361U (en) | 2014-12-19 | 2014-12-19 | A kind of tumor effusion drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204411361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500453A (en) * | 2019-08-21 | 2019-11-26 | 余果 | A kind of stainless steel joint for pipeline |
-
2014
- 2014-12-19 CN CN201420807279.XU patent/CN204411361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500453A (en) * | 2019-08-21 | 2019-11-26 | 余果 | A kind of stainless steel joint for pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20151219 |
|
| EXPY | Termination of patent right or utility model |