CN204233199U - A kind of surgical operation foreign body forceps - Google Patents
A kind of surgical operation foreign body forceps Download PDFInfo
- Publication number
- CN204233199U CN204233199U CN201420543203.0U CN201420543203U CN204233199U CN 204233199 U CN204233199 U CN 204233199U CN 201420543203 U CN201420543203 U CN 201420543203U CN 204233199 U CN204233199 U CN 204233199U
- Authority
- CN
- China
- Prior art keywords
- concave surface
- foreign body
- chela
- union joint
- bulb
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of surgical operation foreign body forceps, include binding clip, the connection tube of pneumatic control handle and the gentle dynamic joystick of connection caliper; Described binding clip includes integrated union joint, bulb and multiple chela; Described bulb is hollow structure, and bulb is connected with union joint, and union joint and described connection tube are connected; Described bulb forms the concave surface of an indent spherical shape, form the angle of 120 °-150 ° between the radial direction of concave surface central point and the length direction of union joint, described multiple chela is connected to the periphery of concave surface with circumference array; Described binding clip at least concave surface is elastomeric material, drives each chela to open when described concave surface is outwards heaved under gas pressure.During this foreign body forceps gripping foreign body, the probability of foreign body generation slippage is low, is beneficial to and takes out foreign body fast, reduces patient painful.
Description
Technical field
This utility model belongs to medical instruments field, is specifically related to a kind of foreign body forceps structure.
Background technology
The foreign body forceps of prior art is all metal material, repeatedly uses after cleaning and sterilizing, but the chela position of foreign body forceps is usually that articulated form is connected with caliper main body, there is dead angle in link position, be difficult to thoroughly clean up, there is infection risk when reusing, result of use is undesirable.And if the foreign body forceps single use high cost of metal material and waste resource.The name that applicant applied on August 4th, 2014 is called: a kind of trachea foreign body forceps and caliper, application number is: the patent application of 2014103799213 solves the problems referred to above, so caliper chela when gripping foreign body of this kind of foreign body forceps opens in the front of caliper, in the process of some ganoid foreign body of gripping, foreign body can be pushed away forward by chela, not only can't clip foreign body, foreign body also can be made to slip into darker position; Or when foreign body is less, foreign body is in the outside of chela, presss from both sides less than foreign body inside chela, therefore this kind of foreign body forceps can not meet the needs capturing various foreign body.
Summary of the invention
Technical problem to be solved in the utility model is: the deficiency existed for prior art, provides a kind of novel structure, can aim at and capture the foreign body forceps of foreign body in more convenient Quick labor-saving ground.
For realizing the object of this utility model, be achieved by the following technical solutions: a kind of surgical operation foreign body forceps, includes binding clip, the connection tube of pneumatic control handle and the gentle dynamic joystick of connection caliper; The piston that described pneumatic control handle includes a piston cylinder and coordinates with piston cylinder, piston is connected with end and extend out to piston rod outside piston cylinder, piston cylinder front end is connected with a pipe joint be connected with described connection tube, piston cylinder is connected with two draw rings near the outer wall of rearward end, and piston rod rear end is connected with a throw-out collar; Described binding clip includes integrated union joint, bulb and multiple chela; Described bulb is hollow structure, and bulb is connected with union joint, and union joint and described connection tube are connected; Described bulb forms the concave surface of an indent spherical shape, the angle of 120 °-150 ° is formed between the radial direction of concave surface central point and the length direction of union joint, described multiple chela is connected on concave surface with circumference array, and the center of circle Q of circumference residing for each chela is positioned at the side that concave surface center P is partial to union joint; Described binding clip at least concave surface is elastomeric material, drives each chela to open when described concave surface is outwards heaved under gas pressure.
Further: curved in the longitudinal direction of the outer surface of described chela, described chela outer surface is between the scope of bulb place sphere.Such binding clip integral surface is smooth, is beneficial to binding clip and connection tube and stretches in trachea or esophagus and can not cause scratch to in-vivo tissue.
Further: described union joint outer surface circumferentially forms multiple anticreep convex tendon.Anticreep convex tendon makes union joint and connection tube be connected firmly.
Compared with prior art, the beneficial effects of the utility model are: the angle forming 120 °-150 ° between the radial direction of concave surface central point and the length direction of union joint, such chela at the after-opening opened towards side, binding clip front, behind confirmation foreign body position, binding clip is driven to rotate by rotating the pneumatic control handle strip pipe that is dynamically connected, make concave surface position alignment foreign body (between concave surface and foreign body reserved distance of being a bit larger tham chela length), the piston rod pressing pneumatic control handle produces air pressure and drives concave surface to bulge, chela is driven to open and further near foreign body, after the chela of extremely close binding clip forward portion extends and exceedes foreign body present position, the piston rod unclamping pneumatic control handle cancels air pressure, concave surface resets together with chela, so foreign body is scratched toward connection tube direction in the space that concave surface and each chela surround by chela, in addition, described multiple chela is connected on concave surface with circumference array, and the center of circle Q of circumference residing for each chela is positioned at the side that concave surface center P is partial to union joint, like this, chela near union joint side is positioned at the edge of concave surface, the amplitude launched when concave surface is heaved is little, and away from the chela of union joint side relatively near the center of concave surface, the amplitude launched when concave surface is heaved is large, like this after chela catches foreign body, foreign body is stirred toward union joint direction by the chela away from union joint side, and near the chela of union joint side formed one domatic, being beneficial to foreign body is taken within the scope of concave surface and each chela, better ensure binding clip and once can pick up foreign body after aligning foreign body, greatly reduce foreign body in gripping foreign body process and produce displacement, shorten operating time, alleviate the misery of patient.
It should be noted that, chela near union joint side can not depart from concave surface scope completely and be fixedly connected with bulb, such chela does not just launch completely when concave surface is heaved, and concave surface certainly will make the spacing between this side chela and concave surface reduce when heaving, be unfavorable for gripping foreign body, therefore the chela root near union joint side must some be positioned within concave edge, to ensure that chela can launch certain amplitude.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of pneumatic control handle.
Fig. 3 is the structural representation of binding clip.
Fig. 4 is the sectional structure schematic diagram of binding clip.
Fig. 5 is the positional structure schematic diagram of chela on concave surface.
1, binding clip; 11, union joint; 111, anticreep convex tendon; 12, bulb; 13, concave surface; 14, chela; 2, connection tube; 3, pneumatic control hands handle; 31, pipe joint; 32, piston cylinder; 33, draw ring; 34, piston rod; 35, throw-out collar.
Detailed description of the invention
With reference to the accompanying drawings detailed description of the invention of the present utility model is made a detailed explanation below.
According to shown in Fig. 1 to Fig. 5, a kind of surgical operation foreign body forceps described in the present embodiment, includes binding clip 1, the connection tube 2 of pneumatic control handle 3 and the gentle dynamic joystick of connection caliper; The piston that described pneumatic control handle includes a piston cylinder 32 and coordinates with piston cylinder, piston is connected with end and extend out to piston rod 34 outside piston cylinder, piston cylinder front end is connected with a pipe joint 31 be connected with described connection tube, piston cylinder is connected with two draw rings 33 near the outer wall of rearward end, and piston rod rear end is connected with a throw-out collar 35; Described binding clip 1 includes integrated union joint 11, bulb 12 and multiple chela 14; Described bulb is hollow structure, and bulb is connected with union joint, and union joint and described connection tube are connected; Described bulb forms the concave surface 13 of an indent spherical shape, the angle of 120 °-150 ° is formed between the radial direction of concave surface central point and the length direction of union joint, described multiple chela is connected on concave surface with circumference array, and the center of circle Q of circumference residing for each chela is positioned at the side that concave surface center P is partial to union joint; Described binding clip is secondary injection molding or adopts the processing of 3D printing type, the concave part of binding clip is for having elastic rubber or plastics, binding clip remainder is rigid plastics or rubber, drives each chela to open when described concave surface is outwards heaved under gas pressure.
Curved in the longitudinal direction of the outer surface of described chela, described chela outer surface is between the scope of bulb place sphere.Such binding clip integral surface is smooth, is beneficial to binding clip and connection tube and stretches in trachea or esophagus and can not cause scratch to in-vivo tissue.
Described union joint 11 outer surface circumferentially forms multiple anticreep convex tendon 111.Anticreep convex tendon makes union joint and connection tube be connected firmly.
When this foreign body forceps uses, after confirming foreign body position by tracheascope or gastroscope etc., binding clip is driven to rotate by rotating the pneumatic control handle strip pipe that is dynamically connected, make concave surface position alignment foreign body (between concave surface and foreign body reserved distance of being a bit larger tham chela length), the piston rod pressing pneumatic control handle produces air pressure and drives concave surface to bulge, chela is driven to open and further near foreign body, after the chela of extremely close binding clip forward portion extends and exceedes foreign body present position, the piston rod unclamping pneumatic control handle cancels air pressure, concave surface resets together with chela, so foreign body is scratched in the space that concave surface and each chela surround toward connection tube direction by chela.During this foreign body forceps gripping foreign body, the probability of foreign body generation slippage is low, is beneficial to and takes out foreign body fast, reduces patient painful.
Claims (3)
1. a surgical operation foreign body forceps, is characterized in that: include binding clip, the connection tube of pneumatic control handle and the gentle dynamic joystick of connection caliper; The piston that described pneumatic control handle includes a piston cylinder and coordinates with piston cylinder, piston is connected with end and extend out to piston rod outside piston cylinder, piston cylinder front end is connected with a pipe joint be connected with described connection tube, piston cylinder is connected with two draw rings near the outer wall of rearward end, and piston rod rear end is connected with a throw-out collar; Described binding clip includes integrated union joint, bulb and multiple chela; Described bulb is hollow structure, and bulb is connected with union joint, and union joint and described connection tube are connected; Described bulb forms the concave surface of an indent spherical shape, the angle of 120 °-150 ° is formed between the radial direction of concave surface central point and the length direction of union joint, described multiple chela is connected on concave surface with circumference array, and the center of circle Q of circumference residing for each chela is positioned at the side that concave surface center P is partial to union joint; Described binding clip at least concave surface is elastomeric material, drives each chela to open when described concave surface is outwards heaved under gas pressure.
2. a kind of surgical operation foreign body forceps according to claim 1, is characterized in that: curved in the longitudinal direction of the outer surface of described chela, described chela outer surface is between the scope of bulb place sphere.
3. a kind of surgical operation foreign body forceps according to claim 1 and 2, is characterized in that: described union joint outer surface circumferentially forms multiple anticreep convex tendon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543203.0U CN204233199U (en) | 2014-09-21 | 2014-09-21 | A kind of surgical operation foreign body forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543203.0U CN204233199U (en) | 2014-09-21 | 2014-09-21 | A kind of surgical operation foreign body forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204233199U true CN204233199U (en) | 2015-04-01 |
Family
ID=52762763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543203.0U Expired - Fee Related CN204233199U (en) | 2014-09-21 | 2014-09-21 | A kind of surgical operation foreign body forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204233199U (en) |
-
2014
- 2014-09-21 CN CN201420543203.0U patent/CN204233199U/en not_active Expired - Fee Related
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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: 20150401 Termination date: 20150921 |
|
| EXPY | Termination of patent right or utility model |