CN204520898U - A kind of Cardiological sting device - Google Patents
A kind of Cardiological sting device Download PDFInfo
- Publication number
- CN204520898U CN204520898U CN201520121139.1U CN201520121139U CN204520898U CN 204520898 U CN204520898 U CN 204520898U CN 201520121139 U CN201520121139 U CN 201520121139U CN 204520898 U CN204520898 U CN 204520898U
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- Prior art keywords
- sleeve
- puncture needle
- measuring stick
- piston
- sting device
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Abstract
This utility model provides a kind of Cardiological sting device, comprise puncture needle, sleeve I, the piston rod that is located at the piston in sleeve I and is fixed on piston, piston and sleeve I with the use of, the front end of sleeve I is provided with drive end bearing bracket, drive end bearing bracket is fixed with described puncture needle, puncture needle is connected with sleeve I; The outer of sleeve I is arranged with sleeve II, the lateral wall of sleeve I is provided with external screw thread, the medial wall of sleeve II be provided with above-mentioned external screw thread with the use of female thread, sleeve I is threaded with sleeve II, and sleeve II is provided with the measurement of length mechanism of stretching out sleeve II for measuring puncture needle.Puncture needle is rotating to be arranged on drive end bearing bracket.The program can measure paracentesis depth, injury of myocardium deeply of can avoiding to a great extent puncturing.And be convenient to regulate pricker to stretch out the length of sleeve II, can guarantee, under the prerequisite that puncture needle does not rotate, to realize the adjustment that puncture needle stretches out the length of sleeve II, be convenient to realize the adjustment to the lancet puncture degree of depth.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, specifically a kind of Cardiological sting device.
Background technology
Pericardial effusion is a kind of common Cardiological disease, and at present, hydrops is mainly extracted out with puncture needle by the Therapeutic Method of pericardial effusion by paracentesis pericardii, but existing puncture needle is when puncturing pericardium, be difficult to grasp paracentesis depth, and the beating heart of heart moves, very easily injury of myocardium.In addition, in actual piercing process, when needing the effective penetration length regulating puncture needle, regulate inconvenient, and easy damaged is myocardium.This is the deficiencies in the prior art part.
Utility model content
Technical problem to be solved in the utility model is, for the deficiencies in the prior art, provides a kind of technical scheme of Cardiological sting device, can measure paracentesis depth, injury of myocardium deeply of can avoiding to a great extent puncturing.
For solving the problems of the technologies described above, this utility model provides a kind of Cardiological sting device, Cardiological sting device, comprise puncture needle, sleeve I, the piston rod that is located at the piston in sleeve I and is fixed on piston, piston and sleeve I with the use of, the front end of sleeve I is provided with drive end bearing bracket, drive end bearing bracket is fixed with described puncture needle, and puncture needle is connected with sleeve I; The outer of sleeve I is arranged with sleeve II, the lateral wall of sleeve I is provided with external screw thread, the medial wall of sleeve II be provided with above-mentioned external screw thread with the use of female thread, sleeve I is threaded with sleeve II, and sleeve II is provided with the measurement of length mechanism of stretching out sleeve II for measuring puncture needle.
As preferably, described measuring mechanism comprises measuring stick, the lateral wall of measuring stick is provided with external screw thread, external screw thread is provided with graduation mark, described sleeve II be provided with the external screw thread on described measuring stick with the use of screwed hole, the axis of described screwed hole and the axis being parallel of sleeve II, sleeve II is threaded with measuring stick by described screwed hole.
Preferred as another kind, described measuring mechanism comprises measuring stick, the lateral wall of measuring stick is provided with graduation mark, the rotating bottom being arranged on sleeve II, one end of measuring stick, the other end of measuring stick is provided with locating hole and alignment pin, and sleeve II is provided with the locating hole used with the locating hole on described measuring stick and detent fit.
In addition, described alignment pin is fixed on sleeve II by connector.
In addition, the rear end of sleeve I is provided with rear end cap, and described piston rod slides through this rear end cap.The use of rear end cap, for carrying out supporting to piston rod and locating, thus is convenient to the adjustment of piston rod.
The front end of described puncture needle is provided with sucker.
Described puncture needle is rotating to be arranged on drive end bearing bracket.
The beneficial effect that this utility model obtains is:
(1) this utility model is provided with the measuring mechanism for measuring paracentesis depth on sleeve II, injury of myocardium deeply of can avoiding to a great extent puncturing;
(2) sleeve I of the present utility model and sleeve II are threaded, during use, fixed muffle II, rotational sleeve I, sleeve I axially moving at sleeve II can be realized, thus drive puncture needle axially moving at sleeve II, and then regulate puncture needle to stretch out the length of sleeve II, to determine current required paracentesis depth, easy to adjust and degree of regulation is relatively high;
(3) this utility model is arranged on drive end bearing bracket by rotating for puncture needle, make in puncture midway, when needing further increasing puncture needle to stretch out the length of sleeve II, can guarantee under the prerequisite that puncture needle does not rotate, by relatively rotating regulating sleeve I and sleeve II, realize the length that puncture needle stretches out sleeve II, and then be convenient to the paracentesis depth regulating puncture needle, finally avoid the rotation injury of myocardium because of puncture needle to a great extent.
As can be seen here, this utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the structural representation of detailed description of the invention 1 of the present utility model;
Fig. 2 is the structural representation of detailed description of the invention 2 of the present utility model.
Wherein: 1, sleeve II, 2, drive end bearing bracket, 3, sleeve I, 4, piston, 5, piston rod, 6, screwed hole, 7, measuring stick, 7 ', measuring stick, 8, puncture needle, 9, sucker, 9 ', sucker, 10, pin, 11, alignment pin, 12, bearing, 13, rear end cap.
Detailed description of the invention
For making the technical solution of the utility model and advantage clearly, below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described.
Detailed description of the invention 1:
As shown in Figure 1, a kind of Cardiological sting device of the present utility model, comprise puncture needle 8, sleeve I 3, the piston rod 5 that is located at the piston 4 in sleeve I 3 and is fixed on piston 4, piston 4 and sleeve I 3 with the use of, the front end of sleeve I 3 is provided with drive end bearing bracket 2, drive end bearing bracket 2 is fixed with described puncture needle 8, puncture needle 8 is connected with sleeve I 3; The outer of sleeve I 3 is arranged with sleeve II 1, the lateral wall of sleeve I 3 is provided with external screw thread, the medial wall of sleeve II 1 be provided with above-mentioned external screw thread with the use of female thread, sleeve I 3 is threaded with sleeve II 1, and sleeve II 1 is provided with the measurement of length mechanism of stretching out sleeve II 1 for measuring puncture needle 8.
Wherein, in the present embodiment, described measuring mechanism comprises measuring stick 7, the lateral wall of measuring stick 7 is provided with external screw thread, external screw thread is provided with graduation mark, described sleeve II 1 be provided with the external screw thread on described measuring stick 7 with the use of screwed hole 6, the axis of described screwed hole 6 and the axis being parallel of sleeve II 1, sleeve II 1 is threaded with measuring stick 7 by described screwed hole 6.The mode that measuring stick 7 is threaded connection is arranged on sleeve II 1, during use, the length that puncture needle 8 stretches out sleeve II 1 is measured by measuring stick 7, after measurement, can by measuring stick 7 precession screwed hole 6, this is not only convenient to the placement of measuring stick 7, and can not affect the puncture of puncture needle 8, both measured convenience, certainty of measurement was relatively high, easy to use again.
In addition, in the present embodiment, the rear end of sleeve I 3 is provided with rear end cap 13, and described piston rod 5 slides through this rear end cap 13.The use of rear end cap 13, for carrying out supporting to piston rod 5 and locating, thus is convenient to the adjustment of piston rod 5.
In addition, the front end of described puncture needle 8 is provided with sucker 9.
The metering system of the measuring stick 7 in this sting device is used to have multiple, wherein in this embodiment, during use, first according to the situation of patient, the length of sleeve II 1 is stretched out by measuring stick accurate adjustment puncture needle 8, to determine that puncture needle 8 thrusts the degree of depth of pericardium, this largely avoid the generation of the excessively dark situation of puncture, makes not easily injury of myocardium; Then promote sleeve II 1, band moving sleeve I 3 is pushed ahead, thus drives puncture needle 8 to thrust in pericardium, then holds sleeve I 3 by medical worker one, pulls piston rod 5 on the other hand, is extracted by the hydrops in pericardium, easy to use.
In addition, in the present embodiment, threadedly be connected between sleeve II 1 with sleeve I 3, this largely avoid sleeve II 1 and in the axial direction and between sleeve I 3 relative sliding occurs, thus locked the degree of depth that puncture needle 8 thrusts pericardium to a great extent, make not easily injury of myocardium further, increase the safety of puncture.
In addition, in the present embodiment, puncture needle 8 is arranged on drive end bearing bracket 2 by bearing 12 is rotating.In puncture actual mechanical process, be convenient to regulate pricker to stretch out the length of sleeve II 1, can guaranteeing under the prerequisite that puncture needle 8 does not rotate, by rotating regulating sleeve I 3 and sleeve II 1, realize the adjustment of puncture needle 8 paracentesis depth, thus injury of myocardium when avoiding rotating puncture needle 8.
Detailed description of the invention 2:
Compared with detailed description of the invention 1, as shown in Figure 2, the difference of present embodiment is, described measuring mechanism comprises measuring stick 7 ', the lateral wall of measuring stick 7 ' is provided with graduation mark, the rotating bottom being arranged on sleeve II 1, one end of measuring stick 7 ', the other end of measuring stick 7 ' is provided with locating hole and alignment pin 11, sleeve II 1 be provided with the locating hole on described measuring stick 7 ' and alignment pin 11 with the use of locating hole.During original state, measuring stick 7 ' is fixed on sleeve II 1 by alignment pin 11 and pin 10, and now the lower surface of measuring stick 7 ' and the lower surface of sleeve II 1 are positioned in same level, and this is convenient to carrying out smoothly of puncture working.
For guaranteeing motility and the reliability of use, alignment pin 11 can be fixed on sleeve II 1 by connector.Described connector adopts nylon rope, also can adopt STAINLESS STEEL CHAINS.
During use, take off alignment pin 11, rotate and regulate measuring stick, parallel with the axis of sleeve II 1 until be adjusted to measuring stick, by the graduation mark on measuring stick 7 ', the length that puncture needle 8 stretches out sleeve II 1 can be measured, to determine that puncture needle 8 thrusts the degree of depth of pericardium, structure is simple, practical.After above-mentioned measurement, rotation measuring bar 7 ', is fixed on sleeve II 1 by steady pin 11 by measuring stick 7 ', just can punctures afterwards.Structure is simple, is convenient to realize the adjustment to paracentesis depth, easy to use.
Above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit, and those of ordinary skill in the art modifies to the technical scheme described in aforementioned each embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (7)
1. a Cardiological sting device, it is characterized in that: comprise puncture needle, sleeve I, the piston rod that is located at the piston in sleeve I and is fixed on piston, piston and sleeve I with the use of, the front end of sleeve I is provided with drive end bearing bracket, drive end bearing bracket is fixed with described puncture needle, puncture needle is connected with sleeve I; The outer of sleeve I is arranged with sleeve II, the lateral wall of sleeve I is provided with external screw thread, the medial wall of sleeve II be provided with above-mentioned external screw thread with the use of female thread, sleeve I is threaded with sleeve II, and sleeve II is provided with the measurement of length mechanism of stretching out sleeve II for measuring puncture needle.
2. Cardiological sting device according to claim 1, it is characterized in that: described measuring mechanism comprises measuring stick, the lateral wall of measuring stick is provided with external screw thread, external screw thread is provided with graduation mark, described sleeve II be provided with the external screw thread on described measuring stick with the use of screwed hole, the axis of described screwed hole and the axis being parallel of sleeve II, sleeve II is threaded with measuring stick by described screwed hole.
3. Cardiological sting device according to claim 1, it is characterized in that: described measuring mechanism comprises measuring stick, the lateral wall of measuring stick is provided with graduation mark, the rotating bottom being arranged on sleeve II, one end of measuring stick, the other end of measuring stick is provided with locating hole and alignment pin, and sleeve II is provided with the locating hole used with the locating hole on described measuring stick and detent fit.
4. Cardiological sting device according to claim 3, is characterized in that: described alignment pin is fixed on sleeve II by connector.
5. the Cardiological sting device according to claim 1 or 2 or 3 or 4, it is characterized in that: the rear end of sleeve I is provided with rear end cap, described piston rod slides through this rear end cap.
6. the Cardiological sting device according to claim 1 or 2 or 3 or 4, is characterized in that: the front end of described puncture needle is provided with sucker.
7. the Cardiological sting device according to claim 1 or 2 or 3 or 4, is characterized in that: described puncture needle is rotating to be arranged on drive end bearing bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121139.1U CN204520898U (en) | 2015-03-02 | 2015-03-02 | A kind of Cardiological sting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520121139.1U CN204520898U (en) | 2015-03-02 | 2015-03-02 | A kind of Cardiological sting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204520898U true CN204520898U (en) | 2015-08-05 |
Family
ID=53734959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520121139.1U Expired - Fee Related CN204520898U (en) | 2015-03-02 | 2015-03-02 | A kind of Cardiological sting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204520898U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108030538A (en) * | 2018-01-19 | 2018-05-15 | 中国人民解放军第0七医院 | A kind of Cardiological tapping device |
| CN112155684A (en) * | 2020-09-16 | 2021-01-01 | 上海市浦东医院（复旦大学附属浦东医院） | Puncture needle device for nephrology department |
| CN113197627A (en) * | 2021-05-19 | 2021-08-03 | 贵州省骨科医院 | Novel nerve block needle |
-
2015
- 2015-03-02 CN CN201520121139.1U patent/CN204520898U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108030538A (en) * | 2018-01-19 | 2018-05-15 | 中国人民解放军第0七医院 | A kind of Cardiological tapping device |
| CN108030538B (en) * | 2018-01-19 | 2020-09-04 | 王海涛 | Intracardiac branch of academic or vocational study puncture draw liquid device |
| CN112155684A (en) * | 2020-09-16 | 2021-01-01 | 上海市浦东医院（复旦大学附属浦东医院） | Puncture needle device for nephrology department |
| CN112155684B (en) * | 2020-09-16 | 2022-02-08 | 上海市浦东医院（复旦大学附属浦东医院） | Puncture needle device for nephrology department |
| CN113197627A (en) * | 2021-05-19 | 2021-08-03 | 贵州省骨科医院 | Novel nerve block needle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160302 |