CN219109671U - Anti-loosening abdominal cavity puncture outfit - Google Patents
Anti-loosening abdominal cavity puncture outfit Download PDFInfo
- Publication number
- CN219109671U CN219109671U CN202222957509.8U CN202222957509U CN219109671U CN 219109671 U CN219109671 U CN 219109671U CN 202222957509 U CN202222957509 U CN 202222957509U CN 219109671 U CN219109671 U CN 219109671U
- Authority
- CN
- China
- Prior art keywords
- sheath
- air
- groove
- limit structure
- air bag
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model provides an anti-loosening abdominal cavity puncture outfit, which comprises a sheath and a tube body, wherein the sheath is sleeved outside the tube body; the sheath is provided with a first limit structure and a second limit structure, and the first limit structure and the second limit structure clamp the puncture part; the first limiting structure comprises an air bag, a groove is arranged on the outer wall of the bottom of the sheath, the air bag is arranged at the groove, the air bag is received in the groove before being inflated, a protective film is stuck outside a notch of the groove, a strip-shaped tearing opening is formed in the protective film, and the tearing opening is in a closed-loop structure around the axis of the sheath; when the air bag is inflated, the tearing opening is broken and protrudes outwards, and a closed-loop structure is formed on the outer side of the sheath; the second limiting structure adjusts and moves along the outer wall of the sheath to change the distance between the second limiting structure and the first limiting structure; the puncture needle is novel in structure, can form clamping and fixing at the puncture part, and can effectively prevent loosening; and can reduce the insertion obstruction and facilitate the insertion into the puncture site.
Description
Technical Field
The utility model relates to the field of puncture outfits, in particular to an anti-loosening abdominal cavity puncture outfit.
Background
With the development of medical technology, traditional open laparoscopic surgery is gradually replaced by minimally invasive laparoscopic surgery. In the current abdominal minimally invasive surgery, a puncture outfit is needed, which is a surgical instrument that punctures the abdominal wall and provides access to the body cavity for other surgical instruments. The penetrator typically includes a penetration sleeve and a penetration rod; in order to penetrate the skin, the skin epidermis is firstly incised by a scalpel, and then the skin is penetrated into the body cavity by the puncture rod and the puncture sleeve; the penetration rod is then withdrawn and the penetration sleeve is used as a means of passage for other surgical instruments into the body cavity.
The puncture outfit in the current market has a plurality of defects in the use process, especially the position of the puncture outfit is easy to loosen, if the puncture outfit enters the abdominal cavity too deeply or slides out of the abdominal cavity, the conditions of abdominal cavity viscera injury, re-puncture, soft tissue injury at the puncture part and the like can be caused, and the auxiliary injury can be increased in the use process to influence the safety of patients, so the improvement is needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide an anti-loosening abdominal cavity puncture outfit which has novel structure, can form clamping fixation at the puncture part and effectively prevent loosening; and can reduce the insertion obstruction and facilitate the insertion into the puncture site.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an anti-loosening abdominal cavity puncture outfit, which comprises a sheath and a tube body, wherein the sheath is sleeved outside the tube body; the sheath is provided with a first limit structure and a second limit structure, and the first limit structure and the second limit structure clamp the puncture part; the first limiting structure comprises an air bag, a groove is arranged on the outer wall of the bottom of the sheath, the air bag is arranged at the groove, the air bag is received in the groove before being inflated, a protective film is stuck outside a notch of the groove, a strip-shaped tearing opening is formed in the protective film, and the tearing opening is in a closed-loop structure around the axis of the sheath; when the air bag is inflated, the tearing opening is broken and protrudes outwards, and a closed-loop structure is formed on the outer side of the sheath; the second limit structure adjusts and moves along the outer wall of the sheath, and the distance between the second limit structure and the first limit structure is changed.
In the preferred technical scheme of the utility model, an air passage is arranged in the pipe wall of the sheath, the bottom end of the air passage is communicated with the groove, the top end of the air passage extends to the top of the sheath and is communicated with the outside through an air pipe, and an air valve is arranged on the air pipe; the top of the air bag is fixedly provided with an air tap, the shape of the air tap is matched with the shape of the bottom end of the air passage, and the air tap stretches into the bottom end of the air passage and is fixedly connected.
In the preferred technical scheme of the utility model, the air bag comprises a bag body, the air tap comprises a first circular pipe and a second circular pipe which are connected with each other, the first circular pipe is positioned below the second circular pipe, the outer diameter of the first circular pipe is smaller than that of the second circular pipe, and the diameter of the second circular pipe is matched with the diameter of the air passage; the top intercommunication of the bag body is equipped with the epitaxial tube, and the external diameter of epitaxial tube and the diameter adaptation of air flue, the external diameter adaptation of epitaxial tube and first pipe, the outside of first pipe is located to the fixed cover of epitaxial tube.
In the preferred technical scheme of the utility model, one side of the inner wall of the bag body is fixedly stuck at the bottom of the groove; the groove is provided with a sinking groove at the groove wall far away from the air passage, and provides an accommodating space for the deformation part of the bag body.
In the preferred technical scheme of the utility model, the second limiting structure comprises a supporting ring, and a rubber pad is fixedly arranged on the bottom surface of the supporting ring;
the inner wall of the support ring and the outer wall of the sheath are both provided with threads, and the second limit structure is sleeved outside the sheath and is in threaded connection with the sheath.
The beneficial effects of the utility model are as follows:
the utility model provides an anti-loosening abdominal cavity puncture outfit, which has novel structure, and comprises a sheath and a tube body, wherein the sheath is sleeved outside the tube body; the sheath is provided with a first limit structure and a second limit structure, and the puncture part is clamped by the first limit structure and the second limit structure, so that loosening is effectively prevented;
the first limiting structure comprises an air bag, and can expand to form a limiting part when being inflated, and the first limiting structure is matched with the second limiting structure to clamp the puncture part; the second limiting structure can be adjusted and moved along the outer wall of the sheath, and the distance between the second limiting structure and the first limiting structure is changed, so that different clamping thicknesses of different puncture parts are met, and the applicability is improved;
the outer wall of the sheath is provided with a groove for accommodating the air bag, and a protective film is stuck outside the notch of the groove, so that the protective film is mainly used for preventing the air bag from exposing outside, on one hand, the pollution of the outside is prevented, on the other hand, the insertion obstruction can be reduced, and the air bag is prevented from influencing the normal puncture insertion of the sheath; the protective film is provided with a tearing opening, so that the normal expansion and the outward protrusion of the air bag are not influenced, and the effective limit is formed.
Drawings
FIG. 1 is a schematic view of a tamper-resistant abdominal cavity puncture outfit according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of a partial structure of a locking and laparoscopic puncture outfit according to an embodiment of the present utility model;
fig. 3 is a schematic view showing an internal structure of an airbag region provided in an embodiment of the present utility model.
In the figure:
100. a sheath; 110. a groove; 111. sinking grooves; 120. an airway; 130. an air pipe; 140. an air valve;
200. a tube body;
300. a first limit structure; 310. an air bag; 311. a bladder; 312. an epitaxial tube; 320. an air tap; 321. a first round tube; 322. a second round tube;
400. a second limit structure; 410. a support ring; 420. rubber cushion; 500. a protective film; 510. and tearing.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, in the embodiment of the present utility model, an anti-loosening abdominal cavity puncture outfit is disclosed, which comprises a sheath 100 and a tube 200, wherein the sheath 100 is sleeved outside the tube 200; the sheath 100 is provided with a first limit structure 300 and a second limit structure 400, and the first limit structure 300 and the second limit structure 400 clamp the puncture part; the first limit structure 300 comprises an air bag 310, a groove 110 is arranged on the outer wall of the bottom of the sheath 100, the air bag 310 is arranged at the groove 110, the air bag is received in the groove before being inflated, a protective film 500 is attached to the outer part of a notch of the groove 110, a strip-shaped tearing opening 510 is formed in the protective film 500, and the tearing opening is in a closed-loop structure around the axis of the sheath; when the air bag is inflated, the tearing opening is broken and protrudes outwards, and a closed-loop structure is formed on the outer side of the sheath; the second limiting structure 400 performs an adjusting movement along the outer wall of the sheath 100, changing the interval with the first limiting structure.
The anti-loosening abdominal cavity puncture outfit is novel in structure and comprises a sheath and a tube body, wherein the sheath is sleeved outside the tube body; the sheath is provided with a first limit structure and a second limit structure, and the puncture part is clamped by the first limit structure and the second limit structure, so that loosening is effectively prevented;
the first limiting structure comprises an air bag, and can expand to form a limiting part when being inflated, and the first limiting structure is matched with the second limiting structure to clamp the puncture part; the second limiting structure can be adjusted and moved along the outer wall of the sheath, and the distance between the second limiting structure and the first limiting structure is changed, so that different clamping thicknesses of different puncture parts are met, and the applicability is improved;
the outer wall of the sheath is provided with a groove for accommodating the air bag, and a protective film is stuck outside the notch of the groove, so that the protective film is mainly used for preventing the air bag from exposing outside, on one hand, the pollution of the outside is prevented, on the other hand, the insertion obstruction can be reduced, and the air bag is prevented from influencing the normal puncture insertion of the sheath; the protective film is provided with a tearing opening, so that the normal expansion and the outward protrusion of the air bag are not influenced, and the effective limit is formed.
Further, an air passage 120 is arranged in the pipe wall of the sheath 100, the bottom end of the air passage 120 is communicated with the groove 110, the top end of the air passage 120 extends to the top of the sheath and is communicated with the outside through an air pipe 130, and an air valve 140 is arranged on the air pipe 130; so that the air bag is communicated with an external air source, and smooth inflation and expansion of the air bag can be ensured; the top of the air bag 310 is fixedly provided with an air tap 320, the shape of the air tap 320 is matched with the shape of the bottom end of the air channel 120, and the air tap extends into the bottom end of the air channel and is fixedly connected; the air tap is inserted and installed with the air channel, and the air tap provides a part which can be fixedly connected with the outside for the air sac, so that the air sac is firmly connected with the sheath.
Further, the air bag 310 includes a bag body 311, the air tap 320 includes a first circular tube 321 and a second circular tube 322 which are connected with each other, the first circular tube 321 is located below the second circular tube 322, the outer diameter of the first circular tube is smaller than that of the second circular tube, and the diameter of the second circular tube 322 is adapted to the diameter of the air channel 120; the top of the bag body 311 is communicated with an epitaxial tube 312, the outer diameter of the epitaxial tube 312 is matched with the diameter of the air flue 120, the inner diameter of the epitaxial tube 312 is matched with the outer diameter of the first circular tube 321, and the epitaxial tube is fixedly sleeved outside the first circular tube; the structure design can ensure that the bag body is firmly connected with the air tap, and the air tap is firmly connected with the air passage, thereby ensuring the installation and matching connection between the air bag and the sheath and effectively preventing the air bag from loosening; and the position of the air tap can be used for rapid alignment and installation, so that the assembly production is convenient.
Further, one side of the inner wall of the ring of the bag body 311 is fixedly stuck at the bottom of the groove 110; the groove 110 is provided with a sinking groove 111 at the groove wall far away from the air passage 120, so as to provide an accommodating space for the deformation part of the bag body; because the airbag needs to expand a certain volume, the airbag is required to be provided with a deformable fold part, and the arranged groove can be used for accommodating and placing the fold part, so that the airbag body is further prevented from being exposed out, and the sheath is prevented from being smoothly inserted into the puncture part.
Further, the bottom of the sinking groove is in an arc-shaped structure, and the edges of the notch of the groove are provided with round corners, so that the damage of the air bag caused by the edges and the damage and the air leakage of the air bag can be prevented; the obstruction to the air bag can be weakened, so that the air bag can be smoothly expanded outwards.
Further, the second limiting structure 400 includes a supporting ring 410, and a rubber pad 420 is fixedly disposed on the bottom surface of the supporting ring 410; the inner wall of the supporting ring 410 and the outer wall of the sheath 200 are provided with threads, and the second limiting structure is sleeved outside the sheath and is in threaded connection fit with the sheath; the inner ring of the rubber cushion is larger than the outer diameter of the sheath, and the thickness of the rubber cushion is added to prevent the supporting ring from contacting the skin of a human body, so that the skin can be prevented from entering the threaded connection matching part of the supporting ring and the sheath, and unnecessary damage to the skin is prevented.
Further, the outer wall of the support ring is provided with a plurality of anti-skid grooves which are distributed in a circumferential array around the axis of the support ring so as to grasp the support ring and facilitate rotation adjustment of the support ring.
When in use, firstly, the skin epidermis is cut by a scalpel, and then the sheath and the tube body penetrate through the skin to enter the body cavity to a preset depth; then the air bag is inflated, the air bag breaks through outwards after being inflated, and the inflated air bag is protruded to the outside after tearing the protective film, so that the limit of the inside of the body cavity is formed; then, the supporting ring is rotated and adjusted, so that the supporting ring moves downwards until the supporting ring abuts against the outer skin, and a clamping effect is formed; then the tube body is withdrawn, and the sheath is used as an insertion channel of other tools; after the operation is finished, the air valve is used for deflating the private bag, the limit is released after the air valve is deflated, the sheath is taken out, and finally the incision is sutured.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.
Claims (5)
1. An anti-loosening abdominal cavity puncture outfit comprises a sheath and a tube body, wherein the sheath is sleeved outside the tube body; the method is characterized in that:
the sheath is provided with a first limit structure and a second limit structure, and the first limit structure and the second limit structure clamp the puncture part;
the first limiting structure comprises an air bag, a groove is arranged on the outer wall of the bottom of the sheath, the air bag is arranged at the groove, the air bag is received in the groove before being inflated, a protective film is stuck outside a notch of the groove, a strip-shaped tearing opening is formed in the protective film, and the tearing opening is in a closed-loop structure around the axis of the sheath;
when the air bag is inflated, the tearing opening is broken and protrudes outwards, and a closed-loop structure is formed on the outer side of the sheath;
the second limit structure adjusts and moves along the outer wall of the sheath, and the distance between the second limit structure and the first limit structure is changed.
2. The anti-loosening abdominal cavity puncture outfit according to claim 1, wherein:
an air passage is arranged in the pipe wall of the sheath, the bottom end of the air passage is communicated with the groove, the top end of the air passage extends to the top of the sheath and is communicated with the outside through an air pipe, and an air valve is arranged on the air pipe;
the top of the air bag is fixedly provided with an air tap, the shape of the air tap is matched with the shape of the bottom end of the air passage, and the air tap stretches into the bottom end of the air passage and is fixedly connected.
3. The anti-loosening abdominal cavity puncture outfit according to claim 2, wherein:
the air bag comprises a bag body, the air tap comprises a first circular pipe and a second circular pipe which are connected with each other, the first circular pipe is positioned below the second circular pipe, the outer diameter of the first circular pipe is smaller than that of the second circular pipe, and the diameter of the second circular pipe is matched with the diameter of the air passage;
the top intercommunication of the bag body is equipped with the epitaxial tube, and the external diameter of epitaxial tube and the diameter adaptation of air flue, the external diameter adaptation of epitaxial tube and first pipe, the outside of first pipe is located to the fixed cover of epitaxial tube.
4. A tamper-resistant abdominal cavity puncture outfit according to claim 3, wherein:
one side of the inner wall of the inner ring of the bag body is fixedly stuck at the bottom of the groove;
the groove is provided with a sinking groove at the groove wall far away from the air passage, and provides an accommodating space for the deformation part of the bag body.
5. The anti-loosening abdominal cavity puncture outfit according to claim 1, wherein:
the second limiting structure comprises a supporting ring, and a rubber pad is fixedly arranged on the bottom surface of the supporting ring;
the inner wall of the support ring and the outer wall of the sheath are both provided with threads, and the second limit structure is sleeved outside the sheath and is in threaded connection with the sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222957509.8U CN219109671U (en) | 2022-11-07 | 2022-11-07 | Anti-loosening abdominal cavity puncture outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222957509.8U CN219109671U (en) | 2022-11-07 | 2022-11-07 | Anti-loosening abdominal cavity puncture outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219109671U true CN219109671U (en) | 2023-06-02 |
Family
ID=86521683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222957509.8U Active CN219109671U (en) | 2022-11-07 | 2022-11-07 | Anti-loosening abdominal cavity puncture outfit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219109671U (en) |
-
2022
- 2022-11-07 CN CN202222957509.8U patent/CN219109671U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2006225262B2 (en) | Trocar anchor | |
| AU2013200883B2 (en) | Wound retractor including rigid ring | |
| EP1501432B1 (en) | Adjustable balloon anchoring trocar | |
| EP2272450A2 (en) | Apparatus and method for transvaginal surgery | |
| AU2019200634B2 (en) | Trocar cannula assembly with low profile insertion configuration and method of manufacture | |
| US20040111061A1 (en) | Trocar having an inflatable cuff for maintaining an insufflated abdominal cavity during an open laparaoscopy procedure | |
| CN219109671U (en) | Anti-loosening abdominal cavity puncture outfit | |
| CN218606773U (en) | Puncture outfit and laparoscope | |
| JP2003199748A (en) | Medical treatment instrument | |
| CN215018464U (en) | Inflatable fascia expansion assembly | |
| CN216876527U (en) | Fixable puncture outfit casing pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |