CN210541768U - Limit sawtooth foreign matter forceps - Google Patents

Abstract

The utility model relates to a medical equipment especially relates to a spacing sawtooth foreign matter pincers. The novel electric saw comprises a fixed handle, a movable handle, a main body, fixed serrated forceps, movable serrated forceps, a connecting strip, an opening column, a limiting device and a power assisting device, wherein the limiting device comprises a loop bar, a sliding bar, a limiting hook and a fastening bolt, and the power assisting device comprises a fixed hook, a near movable hook, a far movable hook and a spring. The utility model discloses have from taking limit function, from taking helping hand function, binding clip can beneficial effect such as perfect interlock.

Description

Limit sawtooth foreign matter forceps

Technical Field

The utility model relates to a medical equipment especially relates to a spacing sawtooth foreign matter pincers.

Background

In human trachea operation, need carry out the operation clamp to the intraductal foreign matter of human trachea and get, prior art is got with ordinary pincers class clamp, and its defect is: the technical design of the common forceps special clamping system without forceps jaws can clamp and damage the trachea of a human body when a surgical foreign body is clamped, prolong the surgical time and meet the ideal surgical effect.

For example, the Chinese patent authorization publication number: CN 23822373Y discloses an esophagoscope forceps in 2000, 6 and 14, which comprises a pincer-shaped handle and a forceps tube connected with the pincer-shaped handle, wherein the forceps tube consists of an openable hinge type bent tube and a straight tube, the tube cavity is circular, the end part of the forceps tube is hemispherical, the folding part is serrated, foreign matters can be observed when the forceps tube is opened, the forceps can be used for clamping the foreign matters to take out when the forceps tube is folded, and observation windows are arranged on the two sides of the sawtooth. This utility model patent though can make inspection and pincers get the foreign matter and unite two into one, but does not change the condition that needs the operation to press from both sides the foreign matter and get.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a limit sawtooth foreign matter clamp with a limit function, a power assisting function and a clamp head which can be perfectly occluded, which comprises a fixed handle, a movable handle, a main body, a fixed sawtooth clamp, a movable sawtooth clamp, a connecting strip, an opening column, a limit device and a power assisting device, wherein the middle part of the fixed handle is hinged with the middle part of the movable handle, the main body is arranged at one end of the fixed handle, the connecting strip is arranged in the main body and is connected with the main body in a sliding way, one end of the connecting strip is hinged with one end of the sliding handle, one end of the fixed sawtooth clamp is connected with the other end of the connecting strip, one end of the movable sawtooth clamp is hinged with the other end of the connecting strip, the opening column is arranged between one end of the fixed sawtooth clamp and one end of the movable sawtooth, the opening column is connected with the main body, the limit device is arranged between the fixed handle and the movable handle, the power assisting device is arranged between the fixed handle and the movable handle. When the device is used, one end of the serrated clamp of the device is deeply inserted into the position near a foreign body to be clamped, the fixed handle and the movable handle are held and opened, one end of the movable handle is pressed into the movable handle through a lever principle, the connecting strip is pressed into the main body and extends out of the main body, one end of the movable serrated clamp is tilted up by the opening column, and the jaw is moved to a proper position after being opened and then is pinched by the fixed handle and the movable handle to finish clamping the foreign body.

Preferably, the limiting device comprises a loop bar, a sliding rod, a limiting hook and a fastening bolt, one end of the loop bar is hinged with the limiting hook in a sliding mode, the limiting hook is arranged on the movable handle, one end of the sliding rod is arranged on the fixed handle, the other end of the loop bar is sleeved with the other end of the sliding rod, the fastening bolt is arranged on the loop bar, and the position of the fastening bolt is matched with that of the sliding rod. The limiting device can prevent the tissue near the foreign body from being injured due to the fact that the jaws are excessively opened by an operator.

Preferably, the power assisting device comprises a fixed hook, a near movable hook, a far movable hook and a spring, the fixed hook is arranged on a fixed handle, the near movable hook and the far movable hook are both arranged on a movable handle, the distance from the fixed hook to the near movable hook is longer than the distance from the fixed hook to the far movable hook, one end of the spring is arranged on the fixed hook, the natural length of the spring is longer than the distance from the fixed hook to the near movable hook, and the natural length of the spring is shorter than the distance from the fixed hook to the far movable hook. The power assisting device can be switched to use as required, and if the foreign body needs to be clamped and taken out, the other end of the spring is hung on the far movable hook; if the affected part needs to be expanded and carefully observed, the other end of the spring is hung on the near movable hook.

Preferably, one end of the fixed serrated jaw and one end of the movable serrated jaw are both provided with an opening groove matched with the opening column. The open slot matched with the open column can ensure that the serrated forceps can be perfectly meshed with each other.

Preferably, the fixed handle and the movable handle are both provided with anti-skid grooves. The anti-slip groove can reduce the occurrence of slipping accidents.

To sum up, the utility model has the advantages of as follows: the limiting device can prevent the tissue near the foreign body from being injured due to the fact that the jaws are excessively opened by an operator. The power assisting device can be switched to be used according to needs, and the open slots matched with the open columns can ensure that the serrated forceps can be meshed with each other perfectly. The anti-slip groove can reduce the occurrence of slipping accidents.

Drawings

FIG. 1 is a schematic view of the structure of the present invention when using a near-movable hook

FIG. 2 is a schematic view of the structure of the remote movable hook of the present invention

Illustration of the drawings: 1-fixed serrated clamp, 2-movable serrated clamp, 3-opening column, 4-main body, 5-connecting strip, 6-fixed handle, 7-movable handle, 8-sliding rod, 9-fastening bolt, 10-limit hook, 11-loop bar, 12-near movable hook, 13-spring, 14-far movable hook and 15-fixed hook.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1: as shown in figures 1 and 2, the limiting sawtooth foreign matter clamp comprises a fixed handle 6, a movable handle 7, a main body 4, a fixed sawtooth clamp 1, a movable sawtooth clamp 2, a connecting strip 5, an opening column 3, a limiting device and a power assisting device, wherein the middle part of the fixed handle is hinged with the middle part of the movable handle, the main body is arranged at one end of the fixed handle, the connecting strip is arranged inside the main body and is in sliding connection with the main body, one end of the connecting strip is in sliding hinge connection with one end of the sliding handle, one end of the fixed sawtooth clamp is connected with the other end of the connecting strip, one end of the movable sawtooth clamp is hinged with the other end of the connecting strip, the opening column is arranged between one end of the fixed sawtooth clamp and one end of the movable sawtooth, the opening column is connected with the main body, the limiting device is arranged between the fixed handle and. The limiting device comprises a loop bar 11, a sliding bar 8, a limiting hook 10 and a fastening bolt 9, one end of the loop bar is slidably hinged with the limiting hook, the limiting hook is arranged on a movable handle, one end of the sliding bar is arranged on a fixed handle, the other end of the loop bar is sleeved with the other end of the sliding bar, the fastening bolt is arranged on the loop bar, and the position of the fastening bolt is matched with the sliding bar. The power assisting device comprises a fixed hook 15, a near movable hook 12, a far movable hook 14 and a spring 13, the fixed hook is arranged on a fixed handle, the near movable hook and the far movable hook are both arranged on the movable handle, the distance from the fixed hook to the near movable hook is far from the fixed hook to the far movable hook, one end of the spring is arranged on the fixed hook, the natural length of the spring is larger than the distance from the fixed hook to the near movable hook, and the natural length of the spring is smaller than the distance from the fixed hook to the far movable hook. Open grooves matched with the open columns are formed in one end of the fixed serrated clamp and one end of the movable serrated clamp. The fixed handle and the movable handle are both provided with anti-skid grooves. When the device is used, one end of the serrated clamp of the device is deeply inserted into the position near a foreign body to be clamped, the fixed handle and the movable handle are held and opened, one end of the movable handle is pressed into the movable handle through a lever principle, the connecting strip is pressed into the main body and extends out of the main body, one end of the movable serrated clamp is tilted up by the opening column, and the jaw is moved to a proper position after being opened and then is pinched by the fixed handle and the movable handle to finish clamping the foreign body. The limiting device can prevent the tissue near the foreign body from being injured due to the fact that the jaws are excessively opened by an operator. The power assisting device can be switched to use as required, and if the foreign body needs to be clamped and taken out, the other end of the spring is hung on the far movable hook; if the affected part needs to be expanded and carefully observed, the other end of the spring is hung on the near movable hook. The open slot matched with the open column can ensure that the serrated forceps can be perfectly meshed with each other. The anti-slip groove can reduce the occurrence of slipping accidents.

It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (3)

1. A limit sawtooth foreign body clamp is characterized by comprising a fixed handle, a movable handle, a main body, a fixed sawtooth clamp, a movable sawtooth clamp, a connecting strip, an opening column, a limit device and a power assisting device, the middle part of the fixed handle is hinged with the middle part of the movable handle, the main body is arranged on one end of the fixed handle, the connecting strip is arranged in the main body and is connected with the main body in a sliding way, one end of the connecting strip is hinged with one end of the sliding handle in a sliding way, one end of the fixed serrated clamp is connected with the other end of the connecting strip, one end of the movable serrated clamp is hinged with the other end of the connecting strip, the opening column is arranged between one end of the fixed sawtooth forceps and one end of the movable sawtooth, the opening column is connected with the main body, the limiting device is arranged between the fixed handle and the movable handle, and the power assisting device is arranged between the fixed handle and the movable handle; the limiting device comprises a loop bar, a sliding rod, a limiting hook and a fastening bolt, wherein one end of the loop bar is slidably hinged with the limiting hook, the limiting hook is arranged on the movable handle, one end of the sliding rod is arranged on the fixed handle, the other end of the loop bar is sleeved with the other end of the sliding rod, the fastening bolt is arranged on the loop bar, and the position of the fastening bolt is matched with that of the sliding rod; the booster unit include fixed couple, nearly activity couple, far activity couple and spring, fixed couple set up on fixed handle, nearly activity couple with far activity couple all set up on the activity handle, fixed couple distance to nearly activity couple compare fixed couple distance to far activity couple far, spring one end set up on fixed couple, spring natural length be greater than fixed couple distance to nearly activity couple, spring natural length be less than fixed couple distance to far activity couple.

2. The limit sawtooth foreign body clamp according to claim 1, wherein an opening groove matched with the opening column is formed at one end of the fixed sawtooth clamp and one end of the movable sawtooth clamp.

3. The foreign body forceps with limiting sawteeth as claimed in claim 1, wherein the fixed handle and the movable handle are both provided with anti-slip grooves.

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