CN2039186U

CN2039186U - Tonsillotome

Info

Publication number: CN2039186U
Application number: CN 88216268
Authority: CN
Inventors: 李洪湘; 郑大平
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-11-05
Filing date: 1988-11-05
Publication date: 1989-06-14

Abstract

The utility model discloses a tonsillotome which belongs to a medical instrument, comprising a vacuum suction, a pushing ring, illuminating, a rack-and pinion transmission mechanism, and a gun shape case. The utility model is characterized in that the entire amygdala is sucked into a sucking disk, the thread which is pre-arranged on the external wall of the sucking disk is sheathed on the peplos on the back of the amygdala by a tappet. The lower part of the tappet is provided with a thread-crossing guide tube, and when the thread is strung tightly and pulled out from the guide tube, the amygdala is removed by the thread and is sucked firmly in the sucking disk. The utility model takes illuminating and trigger, which can suck, control the illuminating, push the pushing ring without interruption. A magnifying glass which is used to observe is arranged on the bottom of the sucking disk.

Description

Tonsillotome

This utility model relates to a kind of tonsil enucleator that adopts vacuum suction principle and silk thread to rein in to design except that mode, is a kind of amygdaline medical apparatus and instruments that is used to extract.

At present, be used to extract amygdaline apparatus and be broadly divided into two kinds, a kind of is " tonsil squeezing cutter ", and another kind is " a tonsil snare ".Above-mentioned two kinds of apparatuses all pass through clinical use for many years, and its principle and structure are not stated at this more.When adopting squeezing cutter (dissectible knife) to extract tonsil, the skills involved in the labour of operator are had relatively high expectations, difficult grasp and labor intensity are big, operating difficulties.When adopting " snare " to extract tonsil, must be earlier with scalpel, clamp and peel off the amygdaline upper and lower utmost point, and then with snare it is reined in and to remove.Owing to use apparatuses such as scalpel, pincers when peeling off, the easy damaged surrounding tissue has also increased the difficulty and the labor intensity of performing the operation simultaneously.In addition, tonsil picked-off that the back is easily dropped in patient's the oral cavity voluntarily or is pharyngeal, because the patient is subjected to the no pharyngeal reflex in anesthesia back, easily its suction trachea is caused and suffocates and bring danger.So the moment after tonsil picked-off should use " snare " to take it oral cavity of patient out of rapidly.Because it is too fast too quickly to exert oneself during operation, easily mistake is extracted patient's front tooth slightly accidentally.Above-mentioned two kinds of tonsil enucleators all need auxiliary lighting apparatus and power supply in use, and it is convenient inadequately to use.

The purpose of this utility model will provide a kind of can overcome above-mentioned shortcoming, easy and simple to handle, safe and reliable, and carries the tonsil enucleator of illumination.

This utility model is realized as follows: form vacuum suction mechanism by sucker (2), airway (5), cylinder (9), piston rod tooth bar (11), trigger (18) and push away loop mechanism and adopt the rack-and-pinion transmission.Be provided with in the bottom of pushing sleeve (4), ejector sleeve (7) to rein in and remove amygdaline silk thread and walk conduit (23) with pushing sleeve (4), parallel being used to of ejector sleeve (7), conduit (23) is in same plan-position with the front port of pushing sleeve (4), and conduit (23) adopts soldering to be connected firmly with pushing sleeve (4), ejector sleeve (7).Be provided with in the sucker (2) with cover (1) and bulb (24) in the sucker of ellipse garden endoporus, lighting power switch is made up of the cam (25) on the built-up gear (13) and dynamic and static contact (26), (27).Between the front end of tooth bar push rod (14) and housing (15), be provided with back-moving spring (21), be provided with magnifier (3) in sucker (2) bottom.

Below with reference to drawings and Examples this utility model is described in further detail:

Fig. 1 is the longitudinal sectional view of a kind of concrete structure of this utility model.

Fig. 2 is the part drawing of cover (1) in the sucker.

Fig. 3 is the structural representation of lighting power switch.

With reference to Fig. 1, with wireway (5) sucker (2) is communicated with cylinder (9), and cylinder (9) is fixed on the interior top of pistol shape housing (15), at the afterbody of cylinder (9) a piston rod guide rail (12) is installed. Piston rod tooth bar (11) and the gear wheel engagement of making up on the gear (13). The tooth bar push rod (14) parallel with cylinder (9) is housed in cylinder (9) bottom, and tooth bar push rod (14) front end adopts pin (20) to be connected with ejector sleeve (7), its rear end and the pinion engagement of making up on the gear (13). Pushing sleeve (4) is housed on the sucker (2), ejector sleeve (7) is housed on the wireway (5). Be fixed with one in pushing sleeve (4), ejector sleeve (7) bottom and be used for the conduit (23) that nylon yarn (22) is walked, conduit (23) should be in the same plane position with the front port of pushing sleeve (4), and conduit (23) adopts soldering to be connected and fixed with pushing sleeve (4), ejector sleeve (7). In sucker (2), be provided with its external diameter and sucker (2) inwall closely cooperates, endoporus is ellipse garden resilient suction cups inner sleeve (1). Illumination bulb (24) is miniature medical bulb, adopts the steel wire card to be fixed in sucker (2) inner bottom part near the position of wireway (5). Bulb (24) is to be connected with battery (16) negative pole through steel wire card, sucker (2), wireway (5), cylinder (9), housing (15) by bulb (24) one ends with the mode of connection of battery (16), another termination plastic wire (6) of bulb (24), plastic cement Lead (6) passes sucker (2), wireway (5), and by being connected with moving contact (26) after passing in the outlet small garden hole (8) on the wireway (5), static contact (27) is connected by the positive pole of lead with battery (16), after lead (6) dress is good with epoxy resin or other adhesives with the sealing jail, slit between small garden hole (8) and the lead (6). Combination gear (13) is made up of coaxial large and small two gears and cam (25) and rotates synchronously. Magnifying glass (3) is contained in sucker (2) bottom and adopts epoxy resin that itself and sucker (2) sealing is firm. Fig. 2 is the part drawing of sucker inner sleeve (1). When inner sleeve (1) is packed sucker (2) into, preferably should make the major axis of ellipse garden shape endoporus parallel with the pikestaff of pistol shape housing (15), sucker inner sleeve (1) adopts nylon material or engineering plastics to make, and the sucker inner sleeve (1) that can be processed into three kinds of different inner diameters is used with convenient. Power switch among Fig. 3 is in the state of disconnection, when cocking (18), the cam (25) that is driven on the combination gear (13) by the sector gear (17) on the trigger (18) rotates, so that elasticity moving contact (26) contacts (conducting) with static contact (27), bulb (24) is bright. After unclamping (release) trigger (18), under the effect of back-moving spring (21), cam (25) returns to initial state, and moving contact (26) restores under the elastic reaction of self and throws off (disconnection) with static contact (27), and bulb (24) extinguishes.

When using this Tonsillotome, should first this device of single-hand handling ﹠ patient's tonsillotome position be checked, cocking (18) makes the illumination power connection, bulb (24) is bright, observed in detail by magnifying glass (3), carry out next step excising operation and select suitable sucker inner sleeve (1) according to check result. Then with reference to Fig. 1, the ringlet of the nylon yarn (22) fastened is passed conduit (23) with the iron wire hook with it and be enclosed within on the outer wall of sucker (2), the size of its ringlet should be a bit larger tham the external diameter of sucker (2) and less than the external diameter of pushing sleeve (4), ringlet that silk thread (22) is tied to form can be free to slide and pine only at sucker (2) outer wall. The other end of silk thread (22) is tied to form a fast knot and is inserted in a finger ring (21) prevent from strangling hand, the preparation work before using is complete. When extracing tonsillotome, first cocking (18) to about 1/4 of stroke is located, and makes bulb (24) bright, finds tonsillotome accurately by magnifying glass (3), continues fastening trigger (18), and tonsillotome is sucked in the sucker inner sleeve (1). Simultaneously, pushing sleeve (4) ringlet that silk thread (22) is tied to form that moves forward pushes and is enclosed within on the coating of tonsillotome base portion, (wire diameter of nylon yarn (22) only has 0.25-0.4mm, coating between tonsillotome and the larynx wall is open texture) catch on finger ring (19) with the finger of another hand this moment and also firmly tighten up silk thread (22), tonsillotome is strangled in moment and is removed and firmly inhale in sucker (2). After unclamping (release) trigger (18), under the effect of the pressure back-moving spring (21) that disappears, all mechanisms all restore to initial state, and negative pressure is eliminated, and power remove is by taking out the tonsillotome that picked-off in the sucker inner sleeve (1).

Embodiment: sucker (2), pushing sleeve (4), airway (5), conduit (23), cylinder (9), piston (10), built-up gear (13), tooth bar push rod (14), trigger (18) preferably adopt attrition resistant brass material to be processed into.Housing (15) can adopt cast aluminium or casting spare (should solve power supply when adopting casting housing (15) is connected with the lead of bulb (24)), and whole housing (15) can be processed into two parts up and down.Cam (25) adopts nylon or other abrasion-proof insulating materials to make.Elastic copper sheet is adopted in dynamic and static contact (26), (27).Silk thread (22) preferably adopts the high-strength nylon silk thread of 0.25-0.4mm diameter.The internal diameter of conduit (23) preferably is selected between the 2-4mm, and two-port is answered chamfering.The amplification 3-5 of magnifier (3) doubly is advisable.

Claims

1, a kind of tonsil enucleator that adopts the vacuum suction principle design, by sucker, airway, cylinder, piston, trigger, rack and pinion drive mechanism, pushing sleeve, ejector sleeve, illuminator and pistol-shaped housing are formed, and it is characterized in that being provided with in the bottom of pushing sleeve (4), ejector sleeve (7) in parallel being used to and rein in and get amygdaline silk thread and walk conduit (23).

2, tonsil enucleator according to claim 1 is characterized in that the conduit (23) and the front port of pushing sleeve (4) should be in the plan-position, and conduit (23) preferably adopts soldering to be connected and fixed with pushing sleeve (4), airway (5).

3, tonsil enucleator according to claim 1 is characterized in that being provided with cover (1) in the sucker that internal diameter is ellipse garden in sucker (2).